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annotate src/pixelarray.c @ 852:4db78800a93a

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A PixelArray class, which is meant to replace surfarray. It acts as a buffer for surface data. Written by Marcus. It's not quite complete, but basic functionality is implemented.
author Rene Dudfield <renesd@gmail.com>
date Wed, 22 Aug 2007 08:10:12 +0000
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children 41b22371307e
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4db78800a93a A PixelArray class, which is meant to replace surfarray.
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1 /*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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2 pygame - Python Game Library
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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3 Copyright (C) 2007 Marcus von Appen
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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4
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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5 This library is free software; you can redistribute it and/or
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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6 modify it under the terms of the GNU Library General Public
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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7 License as published by the Free Software Foundation; either
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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8 version 2 of the License, or (at your option) any later version.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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9
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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10 This library is distributed in the hope that it will be useful,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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13 Library General Public License for more details.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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14
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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15 You should have received a copy of the GNU Library General Public
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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16 License along with this library; if not, write to the Free
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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19 */
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20
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21 #include "pygame.h"
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22 #include "pygamedocs.h"
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23 #include "surface.h"
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24
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25 typedef struct
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26 {
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27 PyObject_HEAD
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28 PyObject *dict; /* dict for subclassing */
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29 PyObject *weakrefs; /* Weakrefs for subclassing */
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30 PyObject *surface; /* Surface associated with the array. */
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31 PyObject *lock; /* Lock object for the surface. */
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32 Uint32 start; /* Start offset for subarrays */
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33 Uint32 end; /* End offset for subarrays */
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34 Uint32 xlen; /* X segment length. */
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35 Uint32 ylen; /* Y segment length. */
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36 Uint32 xstep; /* X offset step width. */
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37 Uint32 ystep; /* Y offset step width. */
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38 Uint32 padding; /* Padding to get to the next x offset. */
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39 PyObject *parent; /* Parent pixel array */
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40
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41 } PyPixelArray;
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42
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43 static PyPixelArray* _pxarray_new_internal (PyTypeObject *type,
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44 PyObject *surface,
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45 Uint32 start, Uint32 end,
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46 Uint32 xlen, Uint32 ylen,
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47 Uint32 xstep, Uint32 ystep,
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48 Uint32 padding, PyObject *parent);
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49 static PyObject* _pxarray_new (PyTypeObject *type, PyObject *args,
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50 PyObject *kwds);
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51 static void _pxarray_dealloc (PyPixelArray *self);
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52
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53 static PyObject* _pxarray_get_dict (PyPixelArray *self, void *closure);
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54 static PyObject* _pxarray_get_surface (PyPixelArray *self, void *closure);
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55
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56 static PyObject* _pxarray_repr (PyPixelArray *array);
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57
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58 static int _get_color_from_object (PyObject *val, SDL_PixelFormat *format,
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59 Uint32 *color);
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60 static PyObject* _get_single_pixel (Uint8 *pixels, int bpp, Uint32 _index);
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61 static void _set_single_pixel (Uint8 *pixels, int bpp, Uint32 _index,
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62 Uint32 color);
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63 static PyObject* _array_slice_internal (PyPixelArray *array, Uint32 _start,
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64 Uint32 _end, Uint32 _step);
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65
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66 /* Sequence methods */
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67 static Py_ssize_t _pxarray_length (PyPixelArray *array);
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68 static PyObject* _pxarray_concat (PyPixelArray *array, PyObject *value);
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69 static PyObject* _pxarray_repeat (PyPixelArray *a, Py_ssize_t n);
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70 static PyObject* _pxarray_item (PyPixelArray *array, Py_ssize_t _index);
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71 static PyObject* _pxarray_slice (PyPixelArray *array, Py_ssize_t low,
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72 Py_ssize_t high);
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73 static int _array_assign_array (PyPixelArray *array, Py_ssize_t _index,
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74 PyPixelArray *val);
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75 static int _array_assign_sequence (PyPixelArray *array, Py_ssize_t _index,
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76 PyObject *val);
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77 static int _pxarray_ass_item (PyPixelArray *array, Py_ssize_t _index,
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78 PyObject *value);
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79 static int _pxarray_ass_slice (PyPixelArray *array, Py_ssize_t low,
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80 Py_ssize_t high, PyObject *value);
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81 static int _pxarray_contains (PyPixelArray *array, PyObject *value);
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82 static PyObject* _pxarray_inplace_concat (PyPixelArray *array, PyObject *seq);
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83 static PyObject* _pxarray_inplace_repeat (PyPixelArray *array, Py_ssize_t n);
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84
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85 /* Mapping methods */
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86 /*
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87 static int _get_subslice (SDL_Surface *surface, PyObject *op, Py_ssize_t *start,
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88 Py_ssize_t *stop, Py_ssize_t *step);
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89 static PyObject* _pxarray_subscript (PyPixelArray *array, PyObject *op);
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90 static int _pxarray_ass_subscript (PyPixelArray *array, PyObject* op,
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91 PyObject* value);
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92 */
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93 /* Buffer methods */
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94 static Py_ssize_t _pxarray_getreadbuf (PyPixelArray *array, Py_ssize_t _index,
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95 const void **ptr);
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96 static Py_ssize_t _pxarray_getwritebuf (PyPixelArray *array, Py_ssize_t _index,
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97 const void **ptr);
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98 static Py_ssize_t _pxarray_getsegcount (PyPixelArray *array, Py_ssize_t *lenp);
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99
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100 /**
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101 * Methods, which are bound to the PyPixelArray type.
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102 */
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103 static PyMethodDef _pxarray_methods[] =
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104 {
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105 { NULL, NULL, 0, NULL }
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106 };
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107
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108 /**
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109 * Getters and setters for the PyPixelArray.
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110 */
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111 static PyGetSetDef _pxarray_getsets[] =
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112 {
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113 { "__dict__", (getter) _pxarray_get_dict, NULL, NULL, NULL },
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114 { "surface", (getter) _pxarray_get_surface, NULL, NULL,
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115 DOC_PIXELARRAYSURFACE },
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116 { NULL, NULL, NULL, NULL, NULL }
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117 };
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118
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119 /**
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120 * Sequence interface support for the PyPixelArray.
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121 */
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122 static PySequenceMethods _pxarray_sequence =
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123 {
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124 (lenfunc) _pxarray_length, /*sq_length*/
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125 NULL, /*(binaryfunc) _pxarray_concat,*/ /*sq_concat*/
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126 (ssizeargfunc) _pxarray_repeat, /*sq_repeat*/
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127 (ssizeargfunc) _pxarray_item, /*sq_item*/
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128 NULL, /*(ssizessizeargfunc) _pxarray_slice,*/ /*sq_slice*/
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129 (ssizeobjargproc) _pxarray_ass_item, /*sq_ass_item*/
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130 NULL, /*(ssizessizeobjargproc) _pxarray_ass_slice,*/ /*sq_ass_slice*/
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131 (objobjproc) _pxarray_contains, /*sq_contains*/
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132 NULL, /*(binaryfunc) _pxarray_inplace_concat,*/ /*sq_inplace_concat*/
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133 NULL, /*(ssizeargfunc) _pxarray_inplace_repeat*/ /*sq_inplace_repeat*/
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134 };
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135
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136 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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137 * Mapping interface support for the PyPixelArray.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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138 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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139 /* static PyMappingMethods _pxarray_mapping = */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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140 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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141 /* (inquiry) _pxarray_length, /\*mp_length*\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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142 /* (binaryfunc) _pxarray_subscript, /\*mp_subscript*\/ */
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143 /* (objobjargproc) _pxarray_ass_subscript, /\*mp_ass_subscript*\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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144 /* }; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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145
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146 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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147 * Buffer interface support for the PyPixelArray.
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148 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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149 static PyBufferProcs _pxarray_as_buffer =
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150 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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151 (readbufferproc) _pxarray_getreadbuf,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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152 (writebufferproc) _pxarray_getwritebuf,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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153 (segcountproc) _pxarray_getsegcount,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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154 NULL,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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155 };
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156
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157 static PyTypeObject PyPixelArray_Type =
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158 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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159 PyObject_HEAD_INIT(NULL)
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160 0,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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161 "PixelArray", /* tp_name */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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162 sizeof (PyPixelArray), /* tp_basicsize */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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163 0, /* tp_itemsize */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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164 (destructor) _pxarray_dealloc, /* tp_dealloc */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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165 0, /* tp_print */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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166 0, /* tp_getattr */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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167 0, /* tp_setattr */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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168 0, /* tp_compare */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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169 (reprfunc) &_pxarray_repr, /* tp_repr */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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170 0, /* tp_as_number */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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171 &_pxarray_sequence, /* tp_as_sequence */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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172 0, /*&_pxarray_mapping ,*/ /* tp_as_mapping */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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173 0, /* tp_hash */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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174 0, /* tp_call */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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175 0, /* tp_str */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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176 PyObject_GenericGetAttr, /* tp_getattro */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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177 0, /* tp_setattro */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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178 &_pxarray_as_buffer, /* tp_as_buffer */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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179 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_WEAKREFS,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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180 DOC_PYGAMEPIXELARRAY, /* tp_doc */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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181 0, /* tp_traverse */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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182 0, /* tp_clear */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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183 0, /* tp_richcompare */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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184 offsetof (PyPixelArray, weakrefs), /* tp_weaklistoffset */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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185 0, /* tp_iter */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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186 0, /* tp_iternext */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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187 _pxarray_methods, /* tp_methods */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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188 0, /* tp_members */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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189 _pxarray_getsets, /* tp_getset */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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190 0, /* tp_base */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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191 0, /* tp_dict */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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192 0, /* tp_descr_get */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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193 0, /* tp_descr_set */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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194 offsetof (PyPixelArray, dict), /* tp_dictoffset */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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195 0, /* tp_init */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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196 0, /* tp_alloc */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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197 _pxarray_new, /* tp_new */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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198 0, /* tp_free */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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199 0, /* tp_is_gc */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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200 0, /* tp_bases */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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201 0, /* tp_mro */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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202 0, /* tp_cache */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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203 0, /* tp_subclasses */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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204 0, /* tp_weaklist */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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205 0 /* tp_del */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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206 };
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207
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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208 #define PyPixelArray_Check(o) \
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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209 ((o)->ob_type == (PyTypeObject *) &PyPixelArray_Type)
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210
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211 static PyPixelArray*
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212 _pxarray_new_internal (PyTypeObject *type, PyObject *surface,
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213 Uint32 start, Uint32 end, Uint32 xlen, Uint32 ylen,
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214 Uint32 xstep, Uint32 ystep, Uint32 padding,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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215 PyObject *parent)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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216 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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217 PyPixelArray *self = (PyPixelArray *) type->tp_alloc (type, 0);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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218 if (!self)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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219 return NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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220
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221 self->surface = (PyObject *) surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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222 if (surface)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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223 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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224 self->lock = PySurface_LockLifetime (surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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225 if (!self->lock)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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226 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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227 self->ob_type->tp_free ((PyObject *) self);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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228 return NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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229 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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230 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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231 self->weakrefs = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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232 self->dict = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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233 self->start = start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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234 self->end = end;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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235 self->xlen = xlen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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236 self->ylen = ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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237 self->xstep = xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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238 self->ystep = ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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239 self->padding = padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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240 self->parent = parent;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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241 return self;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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242 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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243
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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244 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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245 * Creates a new PyPixelArray.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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246 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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247 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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248 _pxarray_new (PyTypeObject *type, PyObject *args, PyObject *kwds)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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249 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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250 PyObject *surfobj;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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251 SDL_Surface* surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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252
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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253 if (!PyArg_ParseTuple (args, "O!", &PySurface_Type, &surfobj))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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254 return NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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255
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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256 surface = PySurface_AsSurface (surfobj);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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257 if (surface->format->BytesPerPixel < 1 ||
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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258 surface->format->BytesPerPixel > 4)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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259 return RAISE (PyExc_ValueError,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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260 "unsupport bit depth for reference array");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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261
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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262 return (PyObject *) _pxarray_new_internal
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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263 (type, surfobj, 0, (Uint32) surface->w * surface->h,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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264 (Uint32) surface->w, (Uint32) surface->h, 1, 1, (Uint32) surface->w,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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265 NULL);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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266 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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267
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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268 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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269 * Deallocates the PyPixelArray and its members.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
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270 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
271 static void
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
272 _pxarray_dealloc (PyPixelArray *self)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
273 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
274 if (self->weakrefs)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
275 PyObject_ClearWeakRefs ((PyObject *) self);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
276 if (self->lock)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
277 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
278 Py_DECREF (self->lock);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
279 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
280 Py_XDECREF (self->dict);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
281 self->ob_type->tp_free ((PyObject *) self);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
282 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
283
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
284 /**** Getter and setter access ****/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
285
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
286 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
287 * Getter for PixelArray.__dict__.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
288 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
289 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
290 _pxarray_get_dict (PyPixelArray *self, void *closure)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
291 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
292 if (!self->dict)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
293 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
294 self->dict = PyDict_New ();
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
295 if (!self->dict)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
296 return NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
297 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
298
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
299 Py_INCREF (self->dict);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
300 return self->dict;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
301 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
302
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
303 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
304 * Getter for PixelArray.surface
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
305 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
306 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
307 _pxarray_get_surface (PyPixelArray *self, void *closure)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
308 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
309 Py_XINCREF (self->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
310 return self->surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
311 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
312
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
313 /**** Methods ****/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
314
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
315 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
316 * repr(PixelArray)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
317 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
318 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
319 _pxarray_repr (PyPixelArray *array)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
320 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
321 PyObject *string;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
322 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
323 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
324 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
325 Uint32 pixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
326 Uint32 x = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
327 Uint32 y = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
328
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
329 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
330 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
331 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
332
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
333 string = PyString_FromString ("PixelArray(");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
334 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
335 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
336 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
337 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
338 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
339 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
340 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
341 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
342 /* TODO: is this correct? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
343 Uint8 *px;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
344 px = ((Uint8 *) pixels + y * array->xstep);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
345 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
346 pixel = (px[0]) + (px[1] << 8) + (px[2] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
347 #else
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
348 pixel = (px[2]) + (px[1] << 8) + (px[0] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
349 #endif
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
350 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
351 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
352 default: /* 4bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
353 for (y = 0; y < array->ylen; y += array->ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
354 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
355 /* Construct the rows */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
356 PyString_ConcatAndDel (&string, PyString_FromString ("\n ["));
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
357
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
358 for (x = 0; x < array->xlen - array->xstep; x += array->xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
359 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
360 /* Construct the columns */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
361 pixel = *((Uint32 *) pixels + array->start + x +
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
362 y * array->padding);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
363 PyString_ConcatAndDel (&string, PyString_FromFormat
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
364 ("%d, ", pixel));
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
365 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
366 pixel = *((Uint32 *) pixels + array->start + x +y * array->padding);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
367 PyString_ConcatAndDel (&string, PyString_FromFormat ("%d]", pixel));
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
368 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
369 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
370 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
371 PyString_ConcatAndDel (&string, PyString_FromString ("\n)"));
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
372 return string;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
373 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
374
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
375 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
376 * Tries to retrieve a valid color for a Surface.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
377 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
378 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
379 _get_color_from_object (PyObject *val, SDL_PixelFormat *format, Uint32 *color)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
380 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
381 Uint8 rgba[4];
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
382
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
383 if (PyInt_Check (val))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
384 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
385 int intval = PyInt_AsLong (val);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
386 if (intval < 0)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
387 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
388 if (!PyErr_Occurred ())
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
389 PyErr_SetString (PyExc_ValueError, "invalid color argument");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
390 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
391 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
392 *color = (Uint32) intval;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
393 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
394 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
395 else if (PyLong_Check (val))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
396 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
397 long long longval = -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
398 /* Plain index: array[x, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
399
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
400 longval = PyLong_AsLong (val);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
401 if ((longval < INT_MIN) || (longval > INT_MAX))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
402 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
403 PyErr_SetString(PyExc_ValueError, "index too big for array access");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
404 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
405 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
406 *color = (Uint32) longval;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
407 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
408 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
409 else if (RGBAFromObj (val, rgba))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
410 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
411 *color = (Uint32) SDL_MapRGBA
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
412 (format, rgba[0], rgba[1], rgba[2], rgba[3]);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
413 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
414 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
415 else
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
416 PyErr_SetString (PyExc_ValueError, "invalid color argument");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
417 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
418 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
419
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
420 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
421 * Retrieves a single pixel located at index from the surface pixel
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
422 * array.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
423 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
424 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
425 _get_single_pixel (Uint8 *pixels, int bpp, Uint32 _index)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
426 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
427 Uint32 pixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
428
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
429 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
430 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
431 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
432 pixel = (Uint32)*((Uint8 *) pixels + _index);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
433 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
434 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
435 pixel = (Uint32)*((Uint16 *) pixels + _index);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
436 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
437 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
438 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
439 /* TODO: is this correct? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
440 Uint8 *px = ((Uint8 *) pixels + _index);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
441 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
442 pixel = (px[0]) + (px[1] << 8) + (px[2] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
443 #else
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
444 pixel = (px[2]) + (px[1] << 8) + (px[0] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
445 #endif
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
446 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
447 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
448 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
449 pixel = *((Uint32 *) pixels + _index);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
450 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
451 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
452
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
453 return PyInt_FromLong ((long)pixel);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
454 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
455
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
456 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
457 * Sets a single pixel located at index from the surface pixel array.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
458 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
459 static void
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
460 _set_single_pixel (Uint8 *pixels, int bpp, Uint32 _index, Uint32 color)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
461 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
462 Uint32 pixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
463
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
464 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
465 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
466 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
467 *((Uint8 *) pixels + _index) = (Uint8) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
468 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
469 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
470 *((Uint16 *) pixels + _index) = (Uint16) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
471 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
472 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
473 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
474 /* TODO: is this correct? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
475 Uint8 *px = ((Uint8 *) pixels + _index);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
476 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
477 pixel = (px[0]) + (px[1] << 8) + (px[2] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
478 #else
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
479 pixel = (px[2]) + (px[1] << 8) + (px[0] << 16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
480 #endif
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
481 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
482 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
483 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
484 *((Uint32 *) pixels + _index) = color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
485 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
486 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
487 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
488
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
489 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
490 * Creates a 2D slice of the array.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
491 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
492 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
493 _array_slice_internal (PyPixelArray *array, Uint32 _start, Uint32 _end,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
494 Uint32 _step)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
495 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
496 Uint32 start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
497 Uint32 end;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
498 Uint32 xlen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
499 Uint32 ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
500 Uint32 xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
501 Uint32 ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
502 Uint32 padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
503
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
504 start = array->start + _start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
505 end = array->end - array->xlen + _start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
506
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
507 ylen = array->ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
508 ystep = array->ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
509
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
510 xlen = _end - _start + 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
511 xstep = _step;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
512
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
513 padding = array->xlen - xlen + 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
514
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
515 return (PyObject *) _pxarray_new_internal
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
516 (&PyPixelArray_Type, array->surface, start, end, xlen, ylen,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
517 xstep, ystep, padding, (PyObject *) array);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
518 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
519
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
520 /**** Sequence interfaces ****/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
521
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
522 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
523 * len (array)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
524 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
525 static Py_ssize_t
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
526 _pxarray_length (PyPixelArray *array)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
527 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
528 if (array->xlen > 1)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
529 return array->xlen / array->xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
530 return array->ylen / array->ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
531 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
532
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
533 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
534 * TODO
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
535 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
536 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
537 _pxarray_concat (PyPixelArray *array, PyObject *value)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
538 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
539 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
540 return RAISE (PyExc_NotImplementedError, "method not implemented");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
541 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
542
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
543 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
544 * array * 2
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
545 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
546 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
547 _pxarray_repeat (PyPixelArray *array, Py_ssize_t n)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
548 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
549 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
550 return RAISE (PyExc_NotImplementedError, "method not implemented");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
551 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
552
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
553 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
554 * array[x]
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
555 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
556 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
557 _pxarray_item (PyPixelArray *array, Py_ssize_t _index)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
558 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
559 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
560 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
561 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
562
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
563 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
564 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
565 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
566
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
567 if (_index < 0)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
568 return RAISE (PyExc_IndexError, "array index out of range");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
569
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
570 if (array->xlen == 1) /* Access of a single column. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
571 return _get_single_pixel
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
572 (pixels, bpp, array->start + _index * array->padding *array->ystep);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
573
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
574 return _array_slice_internal (array, (Uint32) _index, (Uint32) _index, 1);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
575 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
576
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
577 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
578 * array[x:y]
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
579 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
580 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
581 _pxarray_slice (PyPixelArray *array, Py_ssize_t low, Py_ssize_t high)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
582 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
583 return _array_slice_internal (array, (Uint32) low, (Uint32) high, 1);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
584 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
585
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
586 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
587 _array_assign_array (PyPixelArray *array, Py_ssize_t _index, PyPixelArray *val)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
588 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
589 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
590 SDL_Surface *valsf;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
591 Uint32 x;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
592 Uint32 y;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
593 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
594 int valbpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
595 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
596 Py_ssize_t offset = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
597
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
598 Uint32 start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
599 Uint32 end;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
600 Uint32 xlen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
601 Uint32 ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
602 Uint32 xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
603 Uint32 ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
604 Uint32 padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
605
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
606 /* Set the correct slice indices */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
607 start = array->start + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
608 end = array->end - array->xlen + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
609 ylen = array->ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
610 ystep = array->ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
611 xlen = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
612 xstep = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
613 padding = array->xlen - xlen + 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
614
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
615 if (val->ylen / val->ystep != ylen / ystep ||
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
616 val->xlen / val->xstep != xlen / xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
617 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
618 /* Bounds do not match. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
619 PyErr_SetString (PyExc_ValueError, "array sizes do not match");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
620 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
621 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
622
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
623 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
624 valsf = PySurface_AsSurface (val->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
625 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
626 valbpp = valsf->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
627 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
628
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
629 if (bpp != valbpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
630 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
631 /* bpp do not match. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
632 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
633 PyErr_SetString (PyExc_ValueError, "bit depths do not match");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
634 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
635 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
636
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
637 /* Single value assignment. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
638 for (y = 0; y < ylen; y += ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
639 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
640 for (x = 0; x < xlen; x += xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
641 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
642 offset = start + x + y * padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
643
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
644 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
645 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
646 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
647 *((Uint8 *) pixels + offset) =
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
648 (Uint8)*((Uint8 *) valsf->pixels + val->start +
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
649 x * val->xstep + y * val->ystep * val->padding);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
650 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
651 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
652 *((Uint16 *) pixels + offset) =
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
653 (Uint16)*((Uint16 *) valsf->pixels + val->start +
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
654 x * val->xstep + y * val->ystep * val->padding);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
655 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
656 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
657 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
658 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
659 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
660 *((Uint32 *) pixels + offset) =
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
661 *((Uint32 *) valsf->pixels + val->start +
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
662 x * val->xstep + y * val->ystep * val->padding);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
663 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
664 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
665 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
666 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
667
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
668 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
669 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
670
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
671 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
672 _array_assign_sequence (PyPixelArray *array, Py_ssize_t _index, PyObject *val)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
673 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
674 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
675 Uint32 x = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
676 Uint32 y = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
677 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
678 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
679 Uint32 color = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
680 Uint32 *colorvals = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
681 Py_ssize_t offset = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
682 Py_ssize_t seqsize = PySequence_Size (val);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
683
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
684 Uint32 start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
685 Uint32 end;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
686 Uint32 xlen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
687 Uint32 ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
688 Uint32 xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
689 Uint32 ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
690 Uint32 padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
691
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
692 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
693 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
694 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
695
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
696 /* Set the correct slice indices */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
697 start = array->start + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
698 end = array->end - array->xlen + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
699 ylen = array->ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
700 ystep = array->ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
701 xlen = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
702 xstep = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
703 padding = array->xlen - xlen + 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
704
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
705 if ((Uint32)seqsize != ylen / ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
706 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
707 PyErr_SetString(PyExc_ValueError, "sequence size mismatch");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
708 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
709 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
710
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
711 if (seqsize == 1)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
712 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
713 /* Single value assignment. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
714 offset = start + x + y * padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
715 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
716 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
717 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
718 *((Uint8 *) pixels + offset) = (Uint8) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
719 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
720 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
721 *((Uint16 *) pixels + offset) = (Uint16) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
722 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
723 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
724 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
725 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
726 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
727 *((Uint32 *) pixels + offset) = color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
728 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
729 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
730 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
731 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
732
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
733 /* Copy the values. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
734 colorvals = malloc (sizeof (Uint32) * seqsize);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
735 if (!colorvals)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
736 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
737 PyErr_SetString(PyExc_ValueError, "could not copy pixels");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
738 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
739 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
740
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
741 for (offset = 0; offset < seqsize; offset++)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
742 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
743 if (!_get_color_from_object (PySequence_Fast_GET_ITEM (val, offset),
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
744 surface->format, &color))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
745 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
746 free (colorvals);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
747 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
748 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
749 colorvals[offset] = color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
750 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
751
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
752 for (y = 0; y < ylen; y += ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
753 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
754 for (x = 0; x < xlen; x += xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
755 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
756 offset = start + x + y * padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
757 color = *colorvals++;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
758 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
759 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
760 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
761 *((Uint8 *) pixels + offset) = (Uint8) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
762 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
763 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
764 *((Uint16 *) pixels + offset) = (Uint16) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
765 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
766 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
767 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
768 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
769 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
770 *((Uint32 *) pixels + offset) = color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
771 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
772 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
773 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
774 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
775
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
776 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
777 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
778
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
779 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
780 * array[x] = ...
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
781 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
782 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
783 _pxarray_ass_item (PyPixelArray *array, Py_ssize_t _index, PyObject *value)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
784 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
785 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
786 Uint32 x;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
787 Uint32 y;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
788 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
789 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
790 Uint32 color = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
791 Py_ssize_t offset = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
792
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
793 Uint32 start;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
794 Uint32 end;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
795 Uint32 xlen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
796 Uint32 ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
797 Uint32 xstep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
798 Uint32 ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
799 Uint32 padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
800
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
801 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
802 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
803 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
804
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
805 if (!_get_color_from_object (value, surface->format, &color))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
806 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
807 if (PyPixelArray_Check (value))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
808 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
809 PyErr_Clear (); /* _get_color_from_object */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
810 return _array_assign_array (array, _index, (PyPixelArray *) value);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
811 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
812 else if (PySequence_Check (value))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
813 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
814 PyErr_Clear (); /* _get_color_from_object */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
815 return _array_assign_sequence (array, _index, value);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
816 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
817 else /* Error already set by _get_color_from_object(). */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
818 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
819 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
820
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
821 if (array->xlen == 1) /* Single pixel access. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
822 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
823 _set_single_pixel
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
824 (pixels, bpp, array->start + _index * array->padding * array->ystep,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
825 color);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
826 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
827 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
828
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
829 /* Set the correct slice indices */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
830 start = array->start + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
831 end = array->end - array->xlen + _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
832 ylen = array->ylen;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
833 ystep = array->ystep;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
834 xlen = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
835 xstep = 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
836 padding = array->xlen - xlen + 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
837
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
838 /* Single value assignment. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
839 for (y = 0; y < ylen; y += ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
840 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
841 for (x = 0; x < xlen; x += xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
842 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
843 offset = start + x + y * padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
844 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
845 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
846 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
847 *((Uint8 *) pixels + offset) = (Uint8) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
848 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
849 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
850 *((Uint16 *) pixels + offset) = (Uint16) color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
851 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
852 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
853 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
854 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
855 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
856 *((Uint32 *) pixels + offset) = color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
857 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
858 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
859 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
860 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
861
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
862 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
863 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
864
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
865 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
866 * array[x:y] = ....
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
867 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
868 /* TODO: support:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
869 array[x:y] = [...] for 2D and 1D arrays
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
870 array[x:y] = z for 2D and 1D arrays
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
871 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
872 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
873 _pxarray_ass_slice (PyPixelArray *array, Py_ssize_t low, Py_ssize_t high,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
874 PyObject *value)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
875 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
876 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
877 PyErr_SetString (PyExc_NotImplementedError, "method not implemented");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
878 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
879 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
880
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
881 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
882 * x in array
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
883 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
884 /* TODO: support:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
885 [...] in array for 2D arrays
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
886 x in array for 1D and 2D arrays
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
887 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
888 static int
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
889 _pxarray_contains (PyPixelArray *array, PyObject *value)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
890 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
891 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
892 Uint32 x;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
893 Uint32 y;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
894 Py_ssize_t _index;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
895 Uint8 *pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
896 int bpp;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
897 Uint32 color;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
898
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
899 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
900 bpp = surface->format->BytesPerPixel;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
901 pixels = (Uint8 *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
902
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
903 if (!_get_color_from_object (value, surface->format, &color))
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
904 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
905 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
906 PyErr_SetString (PyExc_TypeError, "invalid color argument");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
907 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
908 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
909
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
910 switch (bpp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
911 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
912 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
913 for (x = 0; x < array->ylen; x += array->ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
914 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
915 for (y = 0; y < array->xlen; y += array->xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
916 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
917 _index = array->start + x + y * array->padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
918 if (*((Uint8 *) pixels + _index) == (Uint8) color)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
919 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
920 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
921 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
922 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
923 for (x = 0; x < array->ylen; x += array->ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
924 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
925 for (y = 0; y < array->xlen; y += array->xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
926 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
927 _index = array->start + x + y * array->padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
928 if (*((Uint16 *) pixels + _index) == (Uint16) color)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
929 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
930 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
931 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
932 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
933 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
934 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
935 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
936 default: /* 4 bpp */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
937 for (x = 0; x < array->ylen; x += array->ystep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
938 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
939 for (y = 0; y < array->xlen; y += array->xstep)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
940 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
941 _index = array->start + x + y * array->padding;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
942 if (*((Uint32 *) pixels + _index) == color)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
943 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
944 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
945 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
946 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
947 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
948 return 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
949 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
950
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
951 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
952 * array += ....
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
953 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
954 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
955 _pxarray_inplace_concat (PyPixelArray *array, PyObject *seq)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
956 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
957 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
958 return RAISE (PyExc_NotImplementedError, "method not implemented");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
959 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
960
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
961 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
962 * array *= ...
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
963 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
964 static PyObject*
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
965 _pxarray_inplace_repeat (PyPixelArray *array, Py_ssize_t n)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
966 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
967 /* TODO */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
968 return RAISE (PyExc_NotImplementedError, "method not implemented");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
969 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
970
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
971 /**** Mapping interfaces ****/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
972
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
973 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
974 * Internally used parser function for the 2D slices:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
975 * array[x,y], array[:,:], ...
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
976 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
977 /* static int */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
978 /* _get_subslice (SDL_Surface *surface, PyObject *op, Py_ssize_t *start, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
979 /* Py_ssize_t *stop, Py_ssize_t *step) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
980 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
981 /* *start = -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
982 /* *stop = -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
983 /* *step = -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
984
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
985 /* if (PyInt_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
986 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
987 /* printf ("Found int\n"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
988 /* /\* Plain index: array[x, *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
989 /* *start = PyInt_AsLong (op); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
990 /* return 1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
991 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
992 /* else if (PyLong_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
993 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
994 /* long long val = -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
995 /* /\* Plain index: array[x, *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
996
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
997 /* printf ("Found long\n"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
998 /* val = PyLong_AsLong (op); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
999 /* if ((val < INT_MIN) || (val > INT_MAX)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1000 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1001 /* PyErr_SetString(PyExc_ValueError, "index too big for array access"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1002 /* return -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1003 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1004 /* *start = (int) val; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1005 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1006 /* else if (op == Py_Ellipsis) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1007 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1008 /* /\* Operator is the ellipsis: array[..., *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1009 /* printf ("Found ellipsis\n"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1010 /* /\* TODO *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1011 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1012 /* else if (PySlice_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1013 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1014 /* Py_ssize_t slicelen; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1015
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1016 /* /\* Operator is a slice: array[x::, *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1017 /* printf ("Found slice\n"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1018 /* if (PySlice_GetIndicesEx ((PySliceObject *) op, surface->w * surface->h, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1019 /* start, stop, step, &slicelen) < 0) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1020 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1021 /* return 0; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1022 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1023 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1024 /* return 0; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1025 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1026
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1027 /**
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1028 * Slicing support for 1D and 2D access.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1029 * array[x,y] is only supported for 2D arrays.
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1030 */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1031 /* static PyObject* */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1032 /* _pxarray_subscript (PyPixelArray *array, PyObject *op) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1033 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1034 /* Py_ssize_t step; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1035 /* Py_ssize_t start; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1036 /* Py_ssize_t stop; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1037 /* SDL_Surface *surface = PySurface_AsSurface (array->surface); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1038
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1039 /* /\* Note: order matters here. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1040 /* * First check array[x,y], then array[x:y:z], then array[x] */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1041 /* * Otherwise it'll fail. */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1042 /* *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1043 /* if (PySequence_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1044 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1045 /* PyObject *sub; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1046 /* Py_ssize_t i; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1047
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1048 /* if (PySequence_Size (op) > 2) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1049 /* return RAISE (PyExc_IndexError, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1050 /* "too many indices for the 2D array"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1051
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1052 /* for (i = 0; i < PySequence_Size (op); i++) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1053 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1054 /* sub = PySequence_GetItem (op, i); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1055 /* if (!_get_subslice (surface, sub, &start, &stop, &step)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1056 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1057 /* /\* Error on retrieving the subslice. *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1058 /* printf ("Error\n"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1059 /* Py_DECREF (sub); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1060 /* return NULL; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1061 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1062
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1063 /* if (stop == -1) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1064 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1065 /* /\* Not an index *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1066 /* printf ("Slice: %d:%d:%d\n", start, stop, step); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1067 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1068
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1069 /* Py_DECREF (sub); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1070 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1071 /* Py_DECREF (sub); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1072 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1073 /* else if (PySlice_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1074 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1075 /* /\* A slice *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1076 /* PyObject *result; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1077 /* Py_ssize_t slicelen; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1078
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1079 /* if (PySlice_GetIndicesEx ((PySliceObject *) op, surface->w * surface->h, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1080 /* &start, &stop, &step, &slicelen) < 0) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1081 /* return NULL; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1082
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1083 /* if (slicelen < 0) /\* TODO: empty surface with 0x0 px? *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1084 /* return NULL; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1085 /* /\* */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1086 /* result = (PyObject *) _pxarray_new_internal */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1087 /* (&PyPixelArray_Type, array->surface, (Uint32) start, (Uint32) stop, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1088 /* 1, step, 1, (PyObject *) array); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1089 /* *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1090 /* return result; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1091 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1092 /* else if (PyIndex_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1093 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1094 /* /\* A simple index. *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1095 /* Py_ssize_t i = PyNumber_AsSsize_t (op, PyExc_IndexError); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1096
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1097 /* if (i == -1 && PyErr_Occurred ()) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1098 /* return NULL; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1099
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1100 /* if (i < 0) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1101 /* i += surface->w * surface->h; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1102 /* return _pxarray_item (array, i); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1103 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1104
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1105 /* return RAISE (PyExc_TypeError, */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1106 /* "index must be an integer, sequence or slice"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1107 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1108
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1109 /* static int */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1110 /* _pxarray_ass_subscript (PyPixelArray *array, PyObject* op, PyObject* value) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1111 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1112 /* SDL_Surface *surface = PySurface_AsSurface (array->surface); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1113
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1114 /* if (PyIndex_Check (op)) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1115 /* { */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1116 /* /\* A simple index. *\/ */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1117 /* Py_ssize_t i = PyNumber_AsSsize_t (op, PyExc_IndexError); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1118 /* if (i == -1 && PyErr_Occurred ()) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1119 /* return -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1120
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1121 /* if (i < 0) */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1122 /* i += surface->w * surface->h; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1123 /* return _pxarray_ass_item (array, i, value); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1124 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1125 /* PyErr_SetString (PyExc_NotImplementedError, "method not implemented"); */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1126 /* return -1; */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1127 /* } */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1128
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1129 /**** Buffer interfaces ****/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1130
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1131 static Py_ssize_t
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1132 _pxarray_getreadbuf (PyPixelArray *array, Py_ssize_t _index, const void **ptr)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1133 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1134 SDL_Surface *surface;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1135 size_t mod = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1136
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1137 if (_index != 0)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1138 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1139 PyErr_SetString (PyExc_SystemError,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1140 "Accessing non-existent array segment");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1141 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1142 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1143 if (array->parent)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1144 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1145 *ptr = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1146 return 0; /* TODO: subarrays? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1147 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1148 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1149
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1150 switch (surface->format->BytesPerPixel)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1151 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1152 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1153 mod = sizeof (Uint8);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1154 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1155 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1156 mod = sizeof (Uint16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1157 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1158 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1159 mod = sizeof (Uint8) * 3;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1160 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1161 default:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1162 mod = sizeof (Uint32);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1163 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1164 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1165
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1166 *ptr = (void *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1167 return surface->w * surface->h * mod;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1168 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1169
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1170 static Py_ssize_t
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1171 _pxarray_getwritebuf (PyPixelArray *array, Py_ssize_t _index, const void **ptr)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1172 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1173 SDL_Surface *surface = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1174 size_t mod = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1175
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1176 if (_index != 0)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1177 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1178 PyErr_SetString (PyExc_SystemError,
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1179 "Accessing non-existent array segment");
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1180 return -1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1181 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1182 if (array->parent)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1183 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1184 *ptr = NULL;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1185 return 0; /* TODO: subarrays? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1186 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1187
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1188 switch (surface->format->BytesPerPixel)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1189 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1190 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1191 mod = sizeof (Uint8);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1192 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1193 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1194 mod = sizeof (Uint16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1195 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1196 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1197 mod = sizeof (Uint8) * 3;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1198 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1199 default:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1200 mod = sizeof (Uint32);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1201 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1202 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1203
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1204 surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1205 *ptr = (void *) surface->pixels;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1206 return surface->w * surface->h * mod;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1207 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1208
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1209 static Py_ssize_t
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1210 _pxarray_getsegcount (PyPixelArray *array, Py_ssize_t *lenp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1211 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1212 if (array->parent)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1213 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1214 *lenp = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1215 return 0; /* TODO: subarrays? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1216 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1217 if (lenp)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1218 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1219 SDL_Surface *surface = PySurface_AsSurface (array->surface);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1220 size_t mod = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1221
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1222 switch (surface->format->BytesPerPixel)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1223 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1224 case 1:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1225 mod = sizeof (Uint8);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1226 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1227 case 2:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1228 mod = sizeof (Uint16);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1229 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1230 case 3:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1231 mod = sizeof (Uint8) * 3;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1232 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1233 default:
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1234 mod = sizeof (Uint32);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1235 break;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1236 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1237
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1238 *lenp = surface->w * surface->h * mod;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1239 if (array->parent)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1240 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1241 *lenp = 0;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1242 return 1; /* TODO: subarrays? */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1243 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1244 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1245 return 1;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1246 }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1247
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1248 static PyMethodDef surfarray_builtins[] =
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1249 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1250 { NULL, NULL, 0, NULL }
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1251 };
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1252
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1253 PYGAME_EXPORT
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1254 void initpixelarray (void)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1255 {
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1256 PyObject *module;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1257
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1258 if (PyType_Ready (&PyPixelArray_Type) < 0)
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1259 return;
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1260
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1261 /* create the module */
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1262 module = Py_InitModule3 ("pixelarray", NULL, NULL);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1263 Py_INCREF (&PyPixelArray_Type);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1264 PyModule_AddObject (module, "PixelArray", (PyObject *) &PyPixelArray_Type);
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1265
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1266 /*imported needed apis*/
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1267 import_pygame_base ();
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1268 import_pygame_surface ();
4db78800a93a A PixelArray class, which is meant to replace surfarray.
Rene Dudfield <renesd@gmail.com>
parents:
diff changeset
1269 }