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annotate src/pixelarray_methods.c @ 989:1bbdc02af359

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Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
author marcus
date Fri, 04 Apr 2008 08:04:49 +0000
parents
children 404e3a0be4f8
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989
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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1 /*
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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2 pygame - Python Game Library
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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3 Copyright (C) 2007-2008 Marcus von Appen
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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4
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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5 This library is free software; you can redistribute it and/or
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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6 modify it under the terms of the GNU Library General Public
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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7 License as published by the Free Software Foundation; either
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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8 version 2 of the License, or (at your option) any later version.
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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9
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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10 This library is distributed in the hope that it will be useful,
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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13 Library General Public License for more details.
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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14
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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15 You should have received a copy of the GNU Library General Public
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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16 License along with this library; if not, write to the Free
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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18
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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19 */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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20
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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21 /**
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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22 * Tries to retrieve a valid color for a Surface.
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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23 */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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24 static int
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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25 _get_color_from_object (PyObject *val, SDL_PixelFormat *format, Uint32 *color)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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26 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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27 Uint8 rgba[4];
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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28
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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29 if (!val)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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30 return 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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31
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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32 if (PyInt_Check (val))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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33 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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34 long intval = PyInt_AsLong (val);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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35 if ((intval < INT_MIN) || (intval > INT_MAX))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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36 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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37 if (!PyErr_Occurred ())
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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38 PyErr_SetString (PyExc_ValueError, "invalid color argument");
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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39 return 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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40 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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41 *color = (Uint32) intval;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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42 return 1;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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43 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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44 else if (PyLong_Check (val))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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45 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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46 long long longval = PyLong_AsLong (val);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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47 if ((longval < INT_MIN) || (longval > INT_MAX))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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48 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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49 PyErr_SetString(PyExc_ValueError, "invalid color argument");
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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50 return 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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51 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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52 *color = (Uint32) longval;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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53 return 1;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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54 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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55 else if (RGBAFromObj (val, rgba))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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56 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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57 *color = (Uint32) SDL_MapRGBA
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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58 (format, rgba[0], rgba[1], rgba[2], rgba[3]);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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59 return 1;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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60 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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61 else
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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62 PyErr_SetString (PyExc_ValueError, "invalid color argument");
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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63 return 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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64 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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65
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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66 /**
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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67 * Retrieves a single pixel located at index from the surface pixel
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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68 * array.
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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69 */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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70 static PyObject*
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71 _get_single_pixel (Uint8 *pixels, int bpp, Uint32 _index, Uint32 row)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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72 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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73 Uint32 pixel;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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74
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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75 switch (bpp)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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76 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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77 case 1:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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78 pixel = (Uint32)*((Uint8 *) pixels + row + _index);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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79 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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80 case 2:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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81 pixel = (Uint32)*((Uint16 *) (pixels + row) + _index);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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82 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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83 case 3:
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84 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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85 Uint8 *px = ((Uint8 *) (pixels + row) + _index * 3);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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86 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
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87 pixel = (px[0]) + (px[1] << 8) + (px[2] << 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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88 #else
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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89 pixel = (px[2]) + (px[1] << 8) + (px[0] << 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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90 #endif
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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91 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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92 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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93 default: /* 4 bpp */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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94 pixel = *((Uint32 *) (pixels + row) + _index);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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95 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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96 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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97
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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98 return PyInt_FromLong ((long)pixel);
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99 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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100
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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101 /**
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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102 * Sets a single pixel located at index from the surface pixel array.
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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103 */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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104 static void
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105 _set_single_pixel (Uint8 *pixels, int bpp, Uint32 _index, Uint32 row,
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106 SDL_PixelFormat *format, Uint32 color)
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107 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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108 switch (bpp)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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109 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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110 case 1:
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111 *((Uint8 *) pixels + row + _index) = (Uint8) color;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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112 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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113 case 2:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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114 *((Uint16 *) (pixels + row) + _index) = (Uint16) color;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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115 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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116 case 3:
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117 #if (SDL_BYTEORDER == SDL_LIL_ENDIAN)
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118 *((Uint8 *) (pixels + row) + _index * 3 + (format->Rshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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119 (Uint8) (color >> 16);
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120 *((Uint8 *) (pixels + row) + _index * 3 + (format->Gshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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121 (Uint8) (color >> 8);
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122 *((Uint8 *) (pixels + row) + _index * 3 + (format->Bshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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123 (Uint8) color;
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124 #else
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125 *((Uint8 *) (pixels + row) + _index * 3 + 2 - (format->Rshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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126 (Uint8) (color >> 16);
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127 *((Uint8 *) (pixels + row) + _index * 3 + 2 - (format->Gshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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128 (Uint8) (color >> 8);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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129 *((Uint8 *) (pixels + row) + _index * 3 + 2 - (format->Bshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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130 (Uint8) color;
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131 #endif
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132 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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133 default: /* 4 bpp */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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134 *((Uint32 *) (pixels + row) + _index) = color;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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135 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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136 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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137 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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138
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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139 /**
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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140 * Creates a new surface using the currently applied dimensions, step
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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141 * size, etc.
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142 */
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143 static PyObject*
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144 _make_surface(PyPixelArray *array)
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145 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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146 PyObject *newsf;
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147 SDL_Surface *tmpsf;
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148 SDL_Surface *newsurf;
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149 Uint8 *pixels;
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150 Uint8 *origpixels;
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151
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152 SDL_Surface *surface;
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153 int bpp;
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154 Uint32 x = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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155 Uint32 y = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
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diff changeset
156 Uint32 vx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
157 Uint32 vy = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
158 Uint32 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
159 Uint32 posy = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
160 Uint32 absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
161 Uint32 absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
162
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
163 surface = PySurface_AsSurface (array->surface);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
164 bpp = surface->format->BytesPerPixel;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
165
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
166 /* Create the second surface. */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
167 tmpsf = SDL_CreateRGBSurface (surface->flags,
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
168 (int) (array->xlen / ABS (array->xstep)),
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
169 (int) (array->ylen / ABS (array->ystep)), bpp, surface->format->Rmask,
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
170 surface->format->Gmask, surface->format->Bmask, surface->format->Amask);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
171 if (!tmpsf)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
172 return RAISE (PyExc_SDLError, SDL_GetError ());
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
173
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
174 /* Guarantee an identical format. */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
175 newsurf = SDL_ConvertSurface (tmpsf, surface->format, surface->flags);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
176 if (!newsurf)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
177 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
178 SDL_FreeSurface (tmpsf);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
179 return RAISE (PyExc_SDLError, SDL_GetError ());
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
180 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
181 SDL_FreeSurface (tmpsf);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
182
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
183 /* Acquire a temporary lock. */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
184 if (SDL_MUSTLOCK (newsurf) == 0)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
185 SDL_LockSurface (newsurf);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
186
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
187 pixels = (Uint8 *) newsurf->pixels;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
188 origpixels = (Uint8 *) surface->pixels;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
189
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
190 absxstep = ABS (array->xstep);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
191 absystep = ABS (array->ystep);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
192 y = array->ystart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
193
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
194 /* Single value assignment. */
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
195 switch (bpp)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
196 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
197 case 1:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
198 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
199 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
200 vx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
201 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
202 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
203 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
204 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
205 *((Uint8 *) pixels + vy * newsurf->pitch + vx) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
206 (Uint8)*((Uint8 *) origpixels + y * array->padding + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
207 vx++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
208 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
209 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
210 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
211 vy++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
212 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
213 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
214 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
215 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
216 case 2:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
217 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
218 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
219 vx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
220 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
221 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
222 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
223 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
224 *((Uint16 *) (pixels + vy * newsurf->pitch) + vx) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
225 (Uint16)*((Uint16 *) (origpixels + y * array->padding) + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
226 vx++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
227 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
228 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
229 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
230 vy++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
231 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
232 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
233 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
234 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
235 case 3:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
236 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
237 Uint8 *px;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
238 Uint8 *vpx;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
239 SDL_PixelFormat *format = newsurf->format;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
240 SDL_PixelFormat *vformat = surface->format;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
241
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
242 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
243 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
244 vx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
245 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
246 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
247 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
248 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
249 px = (Uint8 *) (pixels + vy * newsurf->pitch) + vx * 3;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
250 vpx = (Uint8 *) ((Uint8*) origpixels + y * array->padding) +
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
251 x * 3;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
252
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
253 #if (SDL_BYTEORDER == SDL_LIL_ENDIAN)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
254 *(px + (format->Rshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
255 *(vpx + (vformat->Rshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
256 *(px + (format->Gshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
257 *(vpx + (vformat->Gshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
258 *(px + (format->Bshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
259 *(vpx + (vformat->Bshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
260 #else
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
261 *(px + 2 - (format->Rshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
262 *(vpx + 2 - (vformat->Rshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
263 *(px + 2 - (format->Gshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
264 *(vpx + 2 - (vformat->Gshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
265 *(px + 2 - (format->Bshift >> 3)) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
266 *(vpx + 2 - (vformat->Bshift >> 3));
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
267 #endif
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
268 vx++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
269 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
270 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
271 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
272 vy++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
273 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
274 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
275 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
276 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
277 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
278 default:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
279 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
280 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
281 vx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
282 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
283 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
284 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
285 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
286 *((Uint32 *) (pixels + vy * newsurf->pitch) + vx) =
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
287 (Uint32)*((Uint32 *) (origpixels + y * array->padding) + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
288 vx++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
289 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
290 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
291 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
292 vy++;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
293 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
294 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
295 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
296 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
297 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
298 if (SDL_MUSTLOCK (newsurf) == 0)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
299 SDL_UnlockSurface (newsurf);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
300 newsf = PySurface_New (newsurf);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
301 if (!newsf)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
302 return NULL;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
303 return newsf;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
304 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
305
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
306 static PyObject*
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
307 _replace_color (PyPixelArray *array, PyObject *args)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
308 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
309 PyObject *delcolor = NULL;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
310 PyObject *replcolor = NULL;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
311 Uint32 dcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
312 Uint32 rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
313 SDL_Surface *surface;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
314
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
315 Uint32 x = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
316 Uint32 y = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
317 Uint32 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
318 Uint32 posy = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
319 Sint32 absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
320 Sint32 absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
321 Uint8 *pixels;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
322
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
323 if (!PyArg_ParseTuple (args, "OO", &delcolor, &replcolor))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
324 return NULL;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
325
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
326 surface = PySurface_AsSurface (array->surface);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
327 if (!_get_color_from_object (delcolor, surface->format, &dcolor) ||
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
328 !_get_color_from_object (replcolor, surface->format, &rcolor))
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
329 return NULL;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
330
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
331 surface = PySurface_AsSurface (array->surface);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
332 pixels = surface->pixels;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
333 absxstep = ABS (array->xstep);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
334 absystep = ABS (array->ystep);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
335 y = array->ystart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
336
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
337 switch (surface->format->BytesPerPixel)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
338 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
339 case 1:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
340 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
341 Uint8 *pixel;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
342 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
343 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
344 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
345 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
346 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
347 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
348 pixel = ((Uint8 *) pixels + y * surface->pitch + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
349 if (*pixel == dcolor)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
350 *pixel = (Uint8) rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
351 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
352 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
353 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
354 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
355 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
356 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
357 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
358 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
359 case 2:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
360 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
361 Uint16 *pixel;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
362 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
363 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
364 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
365 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
366 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
367 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
368 pixel = ((Uint16 *) (pixels + y * surface->pitch) + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
369 if (*pixel == dcolor)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
370 *pixel = (Uint16) rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
371 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
372 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
373 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
374 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
375 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
376 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
377 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
378 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
379 case 3:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
380 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
381 Uint8 *px;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
382 Uint32 pxcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
383 SDL_PixelFormat *format = surface->format;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
384 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
385 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
386 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
387 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
388 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
389 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
390 px = (Uint8 *) (pixels + y * surface->pitch) + x * 3;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
391 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
392 pxcolor = (px[0]) + (px[1] << 8) + (px[2] << 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
393 if (pxcolor == dcolor)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
394 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
395 *(px + (format->Rshift >> 3)) = (Uint8) (rcolor >> 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
396 *(px + (format->Gshift >> 3)) = (Uint8) (rcolor >> 8);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
397 *(px + (format->Bshift >> 3)) = (Uint8) rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
398 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
399 #else
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
400 pxcolor = (px[2]) + (px[1] << 8) + (px[0] << 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
401 if (pxcolor == dcolor)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
402 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
403 *(px + 2 - (format->Rshift >> 3)) = (Uint8) (rcolor >> 16);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
404 *(px + 2 - (format->Gshift >> 3)) = (Uint8) (rcolor >> 8);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
405 *(px + 2 - (format->Bshift >> 3)) = (Uint8) rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
406 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
407 #endif
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
408 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
409 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
410 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
411 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
412 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
413 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
414 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
415 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
416 default:
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
417 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
418 Uint32 *pixel;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
419 while (posy < array->ylen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
420 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
421 x = array->xstart;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
422 posx = 0;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
423 while (posx < array->xlen)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
424 {
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
425 pixel = ((Uint32 *) (pixels + y * surface->pitch) + x);
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
426 if (*pixel == dcolor)
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
427 *pixel = rcolor;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
428 x += array->xstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
429 posx += absxstep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
430 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
431 y += array->ystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
432 posy += absystep;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
433 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
434 break;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
435 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
436 }
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
437 Py_RETURN_NONE;
1bbdc02af359 Added PixelArray.replace() method. Moved pixelarray methods into an own source file.
marcus
parents:
diff changeset
438 }