Mercurial > sdl-ios-xcode
annotate src/video/SDL_renderer_gl.c @ 2236:741afd8402cf
This is byte order dependent.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 12 Aug 2007 18:53:51 +0000 |
parents | fb01ee9716bc |
children | e57a883ffa86 |
rev | line source |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 #if SDL_VIDEO_RENDER_OGL |
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25 |
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26 #include "SDL_video.h" |
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27 #include "SDL_opengl.h" |
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28 #include "SDL_sysvideo.h" |
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29 #include "SDL_pixels_c.h" |
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30 #include "SDL_rect_c.h" |
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31 #include "SDL_yuv_sw_c.h" |
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32 |
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33 /* OpenGL renderer implementation */ |
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34 |
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35 /* Details on optimizing the texture path on Mac OS X: |
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36 http://developer.apple.com/documentation/GraphicsImaging/Conceptual/OpenGL-MacProgGuide/opengl_texturedata/chapter_10_section_2.html |
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37 */ |
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38 |
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39 static const float inv255f = 1.0f / 255.0f; |
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40 |
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41 static SDL_Renderer *GL_CreateRenderer(SDL_Window * window, Uint32 flags); |
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Switch OpenGL contexts when switching render contexts.
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42 static int GL_ActivateRenderer(SDL_Renderer * renderer); |
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43 static int GL_DisplayModeChanged(SDL_Renderer * renderer); |
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44 static int GL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture); |
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45 static int GL_QueryTexturePixels(SDL_Renderer * renderer, |
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46 SDL_Texture * texture, void **pixels, |
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47 int *pitch); |
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48 static int GL_SetTexturePalette(SDL_Renderer * renderer, |
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49 SDL_Texture * texture, |
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50 const SDL_Color * colors, int firstcolor, |
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51 int ncolors); |
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52 static int GL_GetTexturePalette(SDL_Renderer * renderer, |
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53 SDL_Texture * texture, SDL_Color * colors, |
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54 int firstcolor, int ncolors); |
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55 static int GL_SetTextureColorMod(SDL_Renderer * renderer, |
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56 SDL_Texture * texture); |
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57 static int GL_SetTextureAlphaMod(SDL_Renderer * renderer, |
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58 SDL_Texture * texture); |
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59 static int GL_SetTextureBlendMode(SDL_Renderer * renderer, |
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60 SDL_Texture * texture); |
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61 static int GL_SetTextureScaleMode(SDL_Renderer * renderer, |
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62 SDL_Texture * texture); |
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63 static int GL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
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64 const SDL_Rect * rect, const void *pixels, |
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65 int pitch); |
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66 static int GL_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
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67 const SDL_Rect * rect, int markDirty, void **pixels, |
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68 int *pitch); |
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69 static void GL_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); |
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70 static void GL_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
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71 int numrects, const SDL_Rect * rects); |
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72 static int GL_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, |
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73 Uint8 a, const SDL_Rect * rect); |
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74 static int GL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, |
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75 const SDL_Rect * srcrect, const SDL_Rect * dstrect); |
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76 static void GL_RenderPresent(SDL_Renderer * renderer); |
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77 static void GL_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture); |
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78 static void GL_DestroyRenderer(SDL_Renderer * renderer); |
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79 |
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80 |
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81 SDL_RenderDriver GL_RenderDriver = { |
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82 GL_CreateRenderer, |
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83 { |
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84 "opengl", |
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85 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTDISCARD | |
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86 SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED), |
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87 (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR | |
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88 SDL_TEXTUREMODULATE_ALPHA), |
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89 (SDL_TEXTUREBLENDMODE_NONE | SDL_TEXTUREBLENDMODE_MASK | |
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90 SDL_TEXTUREBLENDMODE_BLEND | SDL_TEXTUREBLENDMODE_ADD | |
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91 SDL_TEXTUREBLENDMODE_MOD), |
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92 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST | |
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93 SDL_TEXTURESCALEMODE_SLOW), |
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94 16, |
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95 { |
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96 SDL_PIXELFORMAT_INDEX1LSB, |
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97 SDL_PIXELFORMAT_INDEX1MSB, |
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98 SDL_PIXELFORMAT_INDEX8, |
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99 SDL_PIXELFORMAT_RGB332, |
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100 SDL_PIXELFORMAT_RGB444, |
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101 SDL_PIXELFORMAT_RGB555, |
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102 SDL_PIXELFORMAT_ARGB4444, |
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103 SDL_PIXELFORMAT_ARGB1555, |
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104 SDL_PIXELFORMAT_RGB565, |
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105 SDL_PIXELFORMAT_RGB24, |
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106 SDL_PIXELFORMAT_BGR24, |
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107 SDL_PIXELFORMAT_RGB888, |
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108 SDL_PIXELFORMAT_BGR888, |
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109 SDL_PIXELFORMAT_ARGB8888, |
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110 SDL_PIXELFORMAT_ABGR8888, |
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111 SDL_PIXELFORMAT_ARGB2101010}, |
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112 0, |
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113 0} |
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114 }; |
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115 |
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116 typedef struct |
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117 { |
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118 SDL_GLContext context; |
1970
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119 SDL_bool updateSize; |
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120 SDL_bool GL_ARB_texture_rectangle_supported; |
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121 SDL_bool GL_EXT_paletted_texture_supported; |
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122 int blendMode; |
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123 int scaleMode; |
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124 |
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125 /* OpenGL functions */ |
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126 #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params; |
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127 #include "SDL_glfuncs.h" |
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128 #undef SDL_PROC |
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129 |
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130 PFNGLCOLORTABLEEXTPROC glColorTableEXT; |
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131 void (*glTextureRangeAPPLE) (GLenum target, GLsizei length, |
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132 const GLvoid * pointer); |
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133 } GL_RenderData; |
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134 |
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135 typedef struct |
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136 { |
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137 GLuint texture; |
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138 GLenum type; |
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139 GLfloat texw; |
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140 GLfloat texh; |
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141 GLenum format; |
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142 GLenum formattype; |
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143 Uint8 *palette; |
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144 void *pixels; |
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145 int pitch; |
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146 SDL_DirtyRectList dirty; |
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147 } GL_TextureData; |
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148 |
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149 |
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150 static void |
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151 GL_SetError(const char *prefix, GLenum result) |
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152 { |
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153 const char *error; |
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154 |
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155 switch (result) { |
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156 case GL_NO_ERROR: |
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157 error = "GL_NO_ERROR"; |
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158 break; |
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159 case GL_INVALID_ENUM: |
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160 error = "GL_INVALID_ENUM"; |
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161 break; |
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162 case GL_INVALID_VALUE: |
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163 error = "GL_INVALID_VALUE"; |
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164 break; |
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165 case GL_INVALID_OPERATION: |
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166 error = "GL_INVALID_OPERATION"; |
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167 break; |
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168 case GL_STACK_OVERFLOW: |
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169 error = "GL_STACK_OVERFLOW"; |
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170 break; |
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171 case GL_STACK_UNDERFLOW: |
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172 error = "GL_STACK_UNDERFLOW"; |
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173 break; |
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174 case GL_OUT_OF_MEMORY: |
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175 error = "GL_OUT_OF_MEMORY"; |
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176 break; |
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177 case GL_TABLE_TOO_LARGE: |
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178 error = "GL_TABLE_TOO_LARGE"; |
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179 break; |
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180 default: |
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181 error = "UNKNOWN"; |
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182 break; |
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183 } |
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184 SDL_SetError("%s: %s", prefix, error); |
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185 } |
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186 |
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187 static int |
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188 GL_LoadFunctions(GL_RenderData * data) |
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189 { |
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190 #if defined(__QNXNTO__) && (_NTO_VERSION < 630) |
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191 #define __SDL_NOGETPROCADDR__ |
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192 #elif defined(__MINT__) |
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193 #define __SDL_NOGETPROCADDR__ |
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194 #endif |
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195 #ifdef __SDL_NOGETPROCADDR__ |
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196 #define SDL_PROC(ret,func,params) data->func=func; |
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197 #else |
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198 #define SDL_PROC(ret,func,params) \ |
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199 do { \ |
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200 data->func = SDL_GL_GetProcAddress(#func); \ |
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201 if ( ! data->func ) { \ |
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202 SDL_SetError("Couldn't load GL function %s: %s\n", #func, SDL_GetError()); \ |
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203 return -1; \ |
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204 } \ |
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205 } while ( 0 ); |
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206 #endif /* __SDL_NOGETPROCADDR__ */ |
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207 |
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208 #include "SDL_glfuncs.h" |
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209 #undef SDL_PROC |
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210 return 0; |
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211 } |
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212 |
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213 void |
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214 GL_AddRenderDriver(_THIS) |
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215 { |
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216 if (_this->GL_CreateContext) { |
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217 SDL_AddRenderDriver(0, &GL_RenderDriver); |
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218 } |
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219 } |
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220 |
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221 SDL_Renderer * |
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222 GL_CreateRenderer(SDL_Window * window, Uint32 flags) |
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223 { |
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224 SDL_Renderer *renderer; |
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225 GL_RenderData *data; |
1952
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Implemented X11 OpenGL support.
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226 GLint value; |
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227 int doublebuffer; |
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228 |
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229 /* Render directly to the window, unless we're compositing */ |
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230 #ifndef __MACOSX__ |
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231 if (flags & SDL_RENDERER_SINGLEBUFFER) { |
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232 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0); |
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233 } |
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234 #endif |
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235 if (!(window->flags & SDL_WINDOW_OPENGL)) { |
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236 if (SDL_RecreateWindow(window, window->flags | SDL_WINDOW_OPENGL) < 0) { |
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237 return NULL; |
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If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
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parents:
1923
diff
changeset
|
238 } |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
239 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
240 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
241 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
242 if (!renderer) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
243 SDL_OutOfMemory(); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
244 return NULL; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
245 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
246 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
247 data = (GL_RenderData *) SDL_calloc(1, sizeof(*data)); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
248 if (!data) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
249 GL_DestroyRenderer(renderer); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
250 SDL_OutOfMemory(); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
251 return NULL; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
252 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
253 |
1923
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
254 renderer->ActivateRenderer = GL_ActivateRenderer; |
1970
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
255 renderer->DisplayModeChanged = GL_DisplayModeChanged; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
256 renderer->CreateTexture = GL_CreateTexture; |
2222
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
257 renderer->QueryTexturePixels = GL_QueryTexturePixels; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
258 renderer->SetTexturePalette = GL_SetTexturePalette; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
259 renderer->GetTexturePalette = GL_GetTexturePalette; |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
260 renderer->SetTextureColorMod = GL_SetTextureColorMod; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
261 renderer->SetTextureAlphaMod = GL_SetTextureAlphaMod; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
262 renderer->SetTextureBlendMode = GL_SetTextureBlendMode; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
263 renderer->SetTextureScaleMode = GL_SetTextureScaleMode; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
264 renderer->UpdateTexture = GL_UpdateTexture; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
265 renderer->LockTexture = GL_LockTexture; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
266 renderer->UnlockTexture = GL_UnlockTexture; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
267 renderer->DirtyTexture = GL_DirtyTexture; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
268 renderer->RenderFill = GL_RenderFill; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
269 renderer->RenderCopy = GL_RenderCopy; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
270 renderer->RenderPresent = GL_RenderPresent; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
271 renderer->DestroyTexture = GL_DestroyTexture; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
272 renderer->DestroyRenderer = GL_DestroyRenderer; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
273 renderer->info = GL_RenderDriver.info; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
274 renderer->window = window->id; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
275 renderer->driverdata = data; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
276 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
277 renderer->info.flags = |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
278 (SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
279 |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
280 if (GL_LoadFunctions(data) < 0) { |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
281 GL_DestroyRenderer(renderer); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
282 return NULL; |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
283 } |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
284 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
285 data->context = SDL_GL_CreateContext(window->id); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
286 if (!data->context) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
287 GL_DestroyRenderer(renderer); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
288 return NULL; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
289 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
290 if (SDL_GL_MakeCurrent(window->id, data->context) < 0) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
291 GL_DestroyRenderer(renderer); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
292 return NULL; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
293 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
294 |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
295 if (flags & SDL_RENDERER_PRESENTVSYNC) { |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
296 SDL_GL_SetSwapInterval(1); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
297 } else { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
298 SDL_GL_SetSwapInterval(0); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
299 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
300 if (SDL_GL_GetSwapInterval() > 0) { |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
301 renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
302 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
303 |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
304 if (SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &doublebuffer) == 0) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
305 if (!doublebuffer) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
306 renderer->info.flags |= SDL_RENDERER_SINGLEBUFFER; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
307 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
308 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
309 |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
1928
diff
changeset
|
310 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
1928
diff
changeset
|
311 renderer->info.max_texture_width = value; |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
1928
diff
changeset
|
312 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value); |
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
1928
diff
changeset
|
313 renderer->info.max_texture_height = value; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
314 |
1926
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
315 if (SDL_GL_ExtensionSupported("GL_ARB_texture_rectangle") |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
316 || SDL_GL_ExtensionSupported("GL_EXT_texture_rectangle")) { |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
317 data->GL_ARB_texture_rectangle_supported = SDL_TRUE; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
318 } |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
319 if (SDL_GL_ExtensionSupported("GL_EXT_paletted_texture")) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
320 data->GL_EXT_paletted_texture_supported = SDL_TRUE; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
321 data->glColorTableEXT = |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
322 (PFNGLCOLORTABLEEXTPROC) SDL_GL_GetProcAddress("glColorTableEXT"); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
323 } else { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
324 /* Don't advertise support for 8-bit indexed texture format */ |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
325 Uint32 i, j; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
326 SDL_RendererInfo *info = &renderer->info; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
327 for (i = 0, j = 0; i < info->num_texture_formats; ++i) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
328 if (info->texture_formats[i] != SDL_PIXELFORMAT_INDEX8) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
329 info->texture_formats[j++] = info->texture_formats[i]; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
330 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
331 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
332 --info->num_texture_formats; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
333 } |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
334 if (SDL_GL_ExtensionSupported("GL_APPLE_texture_range")) { |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
335 data->glTextureRangeAPPLE = |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
336 (void (*)(GLenum, GLsizei, const GLvoid *)) |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
337 SDL_GL_GetProcAddress("glTextureRangeAPPLE"); |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
338 } |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
339 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
340 /* Set up parameters for rendering */ |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
341 data->blendMode = -1; |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
342 data->scaleMode = -1; |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
343 data->glDisable(GL_DEPTH_TEST); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
344 data->glDisable(GL_CULL_FACE); |
1926
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
345 if (data->GL_ARB_texture_rectangle_supported) { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
346 data->glEnable(GL_TEXTURE_RECTANGLE_ARB); |
1926
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
347 } else { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
348 data->glEnable(GL_TEXTURE_2D); |
1926
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
349 } |
1970
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
350 data->updateSize = SDL_TRUE; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
351 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
352 return renderer; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
353 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
354 |
1923
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
355 static int |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
356 GL_ActivateRenderer(SDL_Renderer * renderer) |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
357 { |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
358 GL_RenderData *data = (GL_RenderData *) renderer->driverdata; |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
359 SDL_Window *window = SDL_GetWindowFromID(renderer->window); |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
360 |
1970
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
361 if (SDL_GL_MakeCurrent(window->id, data->context) < 0) { |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
362 return -1; |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
363 } |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
364 if (data->updateSize) { |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
365 data->glMatrixMode(GL_PROJECTION); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
366 data->glLoadIdentity(); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
367 data->glMatrixMode(GL_MODELVIEW); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
368 data->glLoadIdentity(); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
369 data->glViewport(0, 0, window->w, window->h); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
370 data->glOrtho(0.0, (GLdouble) window->w, (GLdouble) window->h, 0.0, |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
371 0.0, 1.0); |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
372 data->updateSize = SDL_FALSE; |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
373 } |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
374 return 0; |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
375 } |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
376 |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
377 static int |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
378 GL_DisplayModeChanged(SDL_Renderer * renderer) |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
379 { |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
380 GL_RenderData *data = (GL_RenderData *) renderer->driverdata; |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
381 |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
382 data->updateSize = SDL_TRUE; |
db3ba6c0d0df
Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents:
1965
diff
changeset
|
383 return 0; |
1923
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
384 } |
d4572b97b08f
Switch OpenGL contexts when switching render contexts.
Sam Lantinga <slouken@libsdl.org>
parents:
1922
diff
changeset
|
385 |
1922
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
386 static __inline__ int |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
387 power_of_2(int input) |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
388 { |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
389 int value = 1; |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
390 |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
391 while (value < input) { |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
392 value <<= 1; |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
393 } |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
394 return value; |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
395 } |
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
396 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 static int |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
398 GL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
399 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
400 GL_RenderData *renderdata = (GL_RenderData *) renderer->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 SDL_Window *window = SDL_GetWindowFromID(renderer->window); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
402 GL_TextureData *data; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
403 GLint internalFormat; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
404 GLenum format, type; |
1922
4905cac7a4bd
Fixed OpenGL blend modes, added power of 2 texture code
Sam Lantinga <slouken@libsdl.org>
parents:
1921
diff
changeset
|
405 int texture_w, texture_h; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
406 GLenum result; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
407 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
408 switch (texture->format) { |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
409 case SDL_PIXELFORMAT_INDEX1LSB: |
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
410 case SDL_PIXELFORMAT_INDEX1MSB: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
411 internalFormat = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
412 format = GL_COLOR_INDEX; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
413 type = GL_BITMAP; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
414 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
415 case SDL_PIXELFORMAT_INDEX8: |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
416 if (!renderdata->GL_EXT_paletted_texture_supported) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
417 SDL_SetError("Unsupported texture format"); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
418 return -1; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
419 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
420 internalFormat = GL_COLOR_INDEX8_EXT; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
421 format = GL_COLOR_INDEX; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
422 type = GL_UNSIGNED_BYTE; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
423 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
424 case SDL_PIXELFORMAT_RGB332: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
425 internalFormat = GL_R3_G3_B2; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
426 format = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
427 type = GL_UNSIGNED_BYTE_3_3_2; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
428 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
429 case SDL_PIXELFORMAT_RGB444: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
430 internalFormat = GL_RGB4; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
431 format = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
432 type = GL_UNSIGNED_SHORT_4_4_4_4; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
433 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
434 case SDL_PIXELFORMAT_RGB555: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
435 internalFormat = GL_RGB5; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
436 format = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
437 type = GL_UNSIGNED_SHORT_5_5_5_1; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
438 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
439 case SDL_PIXELFORMAT_ARGB4444: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
440 internalFormat = GL_RGBA4; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
441 format = GL_BGRA; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
442 type = GL_UNSIGNED_SHORT_4_4_4_4_REV; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
443 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
444 case SDL_PIXELFORMAT_ARGB1555: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
445 internalFormat = GL_RGB5_A1; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
446 format = GL_BGRA; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
447 type = GL_UNSIGNED_SHORT_1_5_5_5_REV; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
448 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
449 case SDL_PIXELFORMAT_RGB565: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
450 internalFormat = GL_RGB8; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
451 format = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
452 type = GL_UNSIGNED_SHORT_5_6_5; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
453 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
454 case SDL_PIXELFORMAT_RGB24: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
455 internalFormat = GL_RGB8; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
456 format = GL_RGB; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
457 type = GL_UNSIGNED_BYTE; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
458 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
459 case SDL_PIXELFORMAT_RGB888: |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
460 #ifdef __MACOSX__ |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
461 internalFormat = GL_RGBA; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
462 format = GL_BGRA; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
463 type = GL_UNSIGNED_INT_8_8_8_8_REV; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
464 #else |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
465 internalFormat = GL_RGB8; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
466 format = GL_BGRA; |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
467 type = GL_UNSIGNED_BYTE; |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
468 #endif |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
469 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
470 case SDL_PIXELFORMAT_BGR24: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
471 internalFormat = GL_RGB8; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
472 format = GL_BGR; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
473 type = GL_UNSIGNED_BYTE; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
474 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
475 case SDL_PIXELFORMAT_BGR888: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
476 internalFormat = GL_RGB8; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
477 format = GL_RGBA; |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
478 type = GL_UNSIGNED_BYTE; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
479 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
480 case SDL_PIXELFORMAT_ARGB8888: |
2230
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
481 #ifdef __MACOSX__ |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
482 internalFormat = GL_RGBA; |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
483 format = GL_BGRA; |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
484 type = GL_UNSIGNED_INT_8_8_8_8_REV; |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
485 #else |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
486 internalFormat = GL_RGBA8; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
487 format = GL_BGRA; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
488 type = GL_UNSIGNED_BYTE; |
2230
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
489 #endif |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
490 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
491 case SDL_PIXELFORMAT_ABGR8888: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
492 internalFormat = GL_RGBA8; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
493 format = GL_RGBA; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
494 type = GL_UNSIGNED_BYTE; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
495 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
496 case SDL_PIXELFORMAT_ARGB2101010: |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
497 internalFormat = GL_RGB10_A2; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
498 format = GL_BGRA; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
499 type = GL_UNSIGNED_INT_2_10_10_10_REV; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
500 break; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
501 default: |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
502 SDL_SetError("Unsupported texture format"); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
503 return -1; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
504 } |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
505 |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
506 data = (GL_TextureData *) SDL_calloc(1, sizeof(*data)); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 if (!data) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 SDL_OutOfMemory(); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
509 return -1; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
510 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
511 |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
512 if (texture->format == SDL_PIXELFORMAT_INDEX8) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
513 data->palette = (Uint8 *) SDL_malloc(3 * 256 * sizeof(Uint8)); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
514 if (!data->palette) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
515 SDL_OutOfMemory(); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
516 SDL_free(data); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
517 return -1; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
518 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
519 SDL_memset(data->palette, 0xFF, 3 * 256 * sizeof(Uint8)); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
520 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
521 |
2222
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
522 if (texture->access == SDL_TEXTUREACCESS_STREAMING) { |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
523 data->pitch = texture->w * SDL_BYTESPERPIXEL(texture->format); |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
524 data->pixels = SDL_malloc(texture->h * data->pitch); |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
525 if (!data->pixels) { |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
526 SDL_OutOfMemory(); |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
527 SDL_free(data); |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
528 return -1; |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
529 } |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
530 } |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
531 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
532 texture->driverdata = data; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
533 |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
534 renderdata->glGetError(); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
535 renderdata->glGenTextures(1, &data->texture); |
1926
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
536 if (renderdata->GL_ARB_texture_rectangle_supported) { |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
537 data->type = GL_TEXTURE_RECTANGLE_ARB; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
538 texture_w = texture->w; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
539 texture_h = texture->h; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
540 data->texw = (GLfloat) texture->w; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
541 data->texh = (GLfloat) texture->h; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
542 } else { |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
543 data->type = GL_TEXTURE_2D; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
544 texture_w = power_of_2(texture->w); |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
545 texture_h = power_of_2(texture->h); |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
546 data->texw = (GLfloat) texture->w / texture_w; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
547 data->texh = (GLfloat) texture->h / texture_h; |
307355678142
Added SDL_GL_ExtensionSupported()
Sam Lantinga <slouken@libsdl.org>
parents:
1924
diff
changeset
|
548 } |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
549 data->format = format; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
550 data->formattype = type; |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
551 renderdata->glBindTexture(data->type, data->texture); |
2230
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
552 renderdata->glTexParameteri(data->type, GL_TEXTURE_MIN_FILTER, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
553 GL_NEAREST); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
554 renderdata->glTexParameteri(data->type, GL_TEXTURE_MAG_FILTER, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
555 GL_NEAREST); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
556 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_S, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
557 GL_CLAMP_TO_EDGE); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
558 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_T, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
559 GL_CLAMP_TO_EDGE); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
560 #ifdef __MACOSX__ |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
561 #ifndef GL_TEXTURE_STORAGE_HINT_APPLE |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
562 #define GL_TEXTURE_STORAGE_HINT_APPLE 0x85BC |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
563 #endif |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
564 #ifndef STORAGE_CACHED_APPLE |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
565 #define STORAGE_CACHED_APPLE 0x85BE |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
566 #endif |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
567 #ifndef STORAGE_SHARED_APPLE |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
568 #define STORAGE_SHARED_APPLE 0x85BF |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
569 #endif |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
570 if (texture->access == SDL_TEXTUREACCESS_STREAMING) { |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
571 renderdata->glTexParameteri(data->type, GL_TEXTURE_STORAGE_HINT_APPLE, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
572 GL_STORAGE_SHARED_APPLE); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
573 } else { |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
574 renderdata->glTexParameteri(data->type, GL_TEXTURE_STORAGE_HINT_APPLE, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
575 GL_STORAGE_CACHED_APPLE); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
576 } |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
577 if (data->pixels && internalFormat == GL_RGBA && format == GL_BGRA |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
578 && type == GL_UNSIGNED_INT_8_8_8_8_REV && data->pixels) { |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
579 if (renderdata->glTextureRangeAPPLE) { |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
580 renderdata->glTextureRangeAPPLE(data->type, |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
581 texture->h * data->pitch, |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
582 data->pixels); |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
583 } |
2230
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
584 renderdata->glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
585 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
586 texture_h, 0, format, type, data->pixels); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
587 } else |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
588 #endif |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
589 { |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
590 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w, |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
591 texture_h, 0, format, type, NULL); |
9b7d29d2432b
Optimized OpenGL renderer for Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
2222
diff
changeset
|
592 } |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
593 result = renderdata->glGetError(); |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
594 if (result != GL_NO_ERROR) { |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
595 GL_SetError("glTexImage2D()", result); |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
596 return -1; |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
597 } |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
598 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
599 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
600 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
601 static int |
2222
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
602 GL_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture, |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
603 void **pixels, int *pitch) |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
604 { |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
605 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
606 |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
607 *pixels = data->pixels; |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
608 *pitch = data->pitch; |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
609 return 0; |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
610 } |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
611 |
926294b2bb4e
Emphasized the separation between SDL_Surface and SDL_Texture
Sam Lantinga <slouken@libsdl.org>
parents:
1986
diff
changeset
|
612 static int |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
613 GL_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
614 const SDL_Color * colors, int firstcolor, int ncolors) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
615 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
616 GL_RenderData *renderdata = (GL_RenderData *) renderer->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
617 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
618 Uint8 *palette; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
619 |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
620 if (!data->palette) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
621 SDL_SetError("Texture doesn't have a palette"); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
622 return -1; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
623 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
624 palette = data->palette + firstcolor * 3; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
625 while (ncolors--) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
626 *palette++ = colors->r; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
627 *palette++ = colors->g; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
628 *palette++ = colors->b; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
629 ++colors; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
630 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
631 renderdata->glBindTexture(data->type, data->texture); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
632 renderdata->glColorTableEXT(data->type, GL_RGB8, 256, GL_RGB, |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
633 GL_UNSIGNED_BYTE, data->palette); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
634 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
635 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
636 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
637 static int |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
638 GL_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
639 SDL_Color * colors, int firstcolor, int ncolors) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
640 { |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
641 GL_RenderData *renderdata = (GL_RenderData *) renderer->driverdata; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
642 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
643 Uint8 *palette; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
644 |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
645 if (!data->palette) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
646 SDL_SetError("Texture doesn't have a palette"); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
647 return -1; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
648 } |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
649 palette = data->palette + firstcolor * 3; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
650 while (ncolors--) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
651 colors->r = *palette++; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
652 colors->g = *palette++; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
653 colors->b = *palette++; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
654 colors->unused = SDL_ALPHA_OPAQUE; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
655 ++colors; |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
656 } |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
657 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
658 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
659 |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
660 static void |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
661 SetupTextureUpdate(GL_RenderData * renderdata, SDL_Texture * texture, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
662 int pitch) |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
663 { |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
664 if (texture->format == SDL_PIXELFORMAT_INDEX1LSB) { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
665 renderdata->glPixelStorei(GL_UNPACK_LSB_FIRST, 1); |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
666 } else if (texture->format == SDL_PIXELFORMAT_INDEX1MSB) { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
667 renderdata->glPixelStorei(GL_UNPACK_LSB_FIRST, 0); |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
668 } |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
669 renderdata->glPixelStorei(GL_UNPACK_ALIGNMENT, 1); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
670 renderdata->glPixelStorei(GL_UNPACK_ROW_LENGTH, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
671 pitch / SDL_BYTESPERPIXEL(texture->format)); |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
672 } |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
673 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
674 static int |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
675 GL_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture) |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
676 { |
1986
f4c65e3bfaed
Cleanup for the last checkin
Sam Lantinga <slouken@libsdl.org>
parents:
1985
diff
changeset
|
677 return 0; |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
678 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
679 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
680 static int |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
681 GL_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture) |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
682 { |
1986
f4c65e3bfaed
Cleanup for the last checkin
Sam Lantinga <slouken@libsdl.org>
parents:
1985
diff
changeset
|
683 return 0; |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
684 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
685 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
686 static int |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
687 GL_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture) |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
688 { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
689 switch (texture->blendMode) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
690 case SDL_TEXTUREBLENDMODE_NONE: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
691 case SDL_TEXTUREBLENDMODE_MASK: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
692 case SDL_TEXTUREBLENDMODE_BLEND: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
693 case SDL_TEXTUREBLENDMODE_ADD: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
694 case SDL_TEXTUREBLENDMODE_MOD: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
695 return 0; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
696 default: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
697 SDL_Unsupported(); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
698 texture->blendMode = SDL_TEXTUREBLENDMODE_NONE; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
699 return -1; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
700 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
701 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
702 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
703 static int |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
704 GL_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture) |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
705 { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
706 switch (texture->scaleMode) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
707 case SDL_TEXTURESCALEMODE_NONE: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
708 case SDL_TEXTURESCALEMODE_FAST: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
709 case SDL_TEXTURESCALEMODE_SLOW: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
710 return 0; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
711 case SDL_TEXTURESCALEMODE_BEST: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
712 SDL_Unsupported(); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
713 texture->scaleMode = SDL_TEXTURESCALEMODE_SLOW; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
714 return -1; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
715 default: |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
716 SDL_Unsupported(); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
717 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
718 return -1; |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
719 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
720 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
721 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
722 static int |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
723 GL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
724 const SDL_Rect * rect, const void *pixels, int pitch) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
725 { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
726 GL_RenderData *renderdata = (GL_RenderData *) renderer->driverdata; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
727 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
728 GLenum result; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
729 |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
730 renderdata->glGetError(); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
731 SetupTextureUpdate(renderdata, texture, pitch); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
732 renderdata->glBindTexture(data->type, data->texture); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
733 renderdata->glTexSubImage2D(data->type, 0, rect->x, rect->y, rect->w, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
734 rect->h, data->format, data->formattype, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
735 pixels); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
736 result = renderdata->glGetError(); |
1924
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
737 if (result != GL_NO_ERROR) { |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
738 GL_SetError("glTexSubImage2D()", result); |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
739 return -1; |
69217fdd2c0a
If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled.
Sam Lantinga <slouken@libsdl.org>
parents:
1923
diff
changeset
|
740 } |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
741 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
742 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
743 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
744 static int |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
745 GL_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
746 const SDL_Rect * rect, int markDirty, void **pixels, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
747 int *pitch) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
748 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
749 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
750 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
751 if (markDirty) { |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
752 SDL_AddDirtyRect(&data->dirty, rect); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
753 } |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
754 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
755 *pixels = |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
756 (void *) ((Uint8 *) data->pixels + rect->y * data->pitch + |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
757 rect->x * SDL_BYTESPERPIXEL(texture->format)); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
758 *pitch = data->pitch; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
759 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
760 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
761 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
762 static void |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
763 GL_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
764 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
765 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
766 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
767 static void |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
768 GL_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects, |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
769 const SDL_Rect * rects) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
770 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
771 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
772 int i; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
773 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
774 for (i = 0; i < numrects; ++i) { |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
775 SDL_AddDirtyRect(&data->dirty, &rects[i]); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
776 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
777 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
778 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
779 static int |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
780 GL_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a, |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
781 const SDL_Rect * rect) |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
782 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
783 GL_RenderData *data = (GL_RenderData *) renderer->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
784 SDL_Window *window = SDL_GetWindowFromID(renderer->window); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
785 |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
786 data->glClearColor((GLclampf) r * inv255f, (GLclampf) g * inv255f, |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
787 (GLclampf) b * inv255f, (GLclampf) a * inv255f); |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
788 data->glViewport(rect->x, window->h - rect->y, rect->w, rect->h); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
789 data->glClear(GL_COLOR_BUFFER_BIT); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
790 data->glViewport(0, 0, window->w, window->h); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
791 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
792 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
793 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
794 static int |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
795 GL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
796 const SDL_Rect * srcrect, const SDL_Rect * dstrect) |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
797 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
798 GL_RenderData *data = (GL_RenderData *) renderer->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
799 GL_TextureData *texturedata = (GL_TextureData *) texture->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
800 int minx, miny, maxx, maxy; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
801 GLfloat minu, maxu, minv, maxv; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
802 |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
803 if (texturedata->dirty.count > 0) { |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
804 SDL_DirtyRect *dirty; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
805 void *pixels; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
806 int bpp = SDL_BYTESPERPIXEL(texture->format); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
807 int pitch = texturedata->pitch; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
808 |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
809 #ifdef __MACOSX__ |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
810 if (texture->format == SDL_PIXELFORMAT_RGB888) { |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
811 int i; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
812 Uint8 *p = (Uint8 *) texturedata->pixels; |
2236
741afd8402cf
This is byte order dependent.
Sam Lantinga <slouken@libsdl.org>
parents:
2233
diff
changeset
|
813 #if SDL_BYTEORDER == SDL_LIL_ENDIAN |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
814 p += 3; |
2236
741afd8402cf
This is byte order dependent.
Sam Lantinga <slouken@libsdl.org>
parents:
2233
diff
changeset
|
815 #endif |
2233
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
816 for (i = texture->h * pitch / 4; i--;) { |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
817 *p = 0xff; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
818 p += 4; |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
819 } |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
820 } |
fb01ee9716bc
Test using glTextureRangeAPPLE
Sam Lantinga <slouken@libsdl.org>
parents:
2230
diff
changeset
|
821 #endif |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
822 SetupTextureUpdate(data, texture, pitch); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
823 data->glBindTexture(texturedata->type, texturedata->texture); |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
824 for (dirty = texturedata->dirty.list; dirty; dirty = dirty->next) { |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
825 SDL_Rect *rect = &dirty->rect; |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
826 pixels = |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
827 (void *) ((Uint8 *) texturedata->pixels + rect->y * pitch + |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
828 rect->x * bpp); |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
829 data->glTexSubImage2D(texturedata->type, 0, rect->x, rect->y, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
830 rect->w, rect->h, texturedata->format, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
831 texturedata->formattype, pixels); |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
832 } |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
833 SDL_ClearDirtyRects(&texturedata->dirty); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
834 } |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
835 |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
836 minx = dstrect->x; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
837 miny = dstrect->y; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
838 maxx = dstrect->x + dstrect->w; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
839 maxy = dstrect->y + dstrect->h; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
840 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
841 minu = (GLfloat) srcrect->x / texture->w; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
842 minu *= texturedata->texw; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
843 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
844 maxu *= texturedata->texw; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
845 minv = (GLfloat) srcrect->y / texture->h; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
846 minv *= texturedata->texh; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
847 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h; |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
848 maxv *= texturedata->texh; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
849 |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
850 data->glBindTexture(texturedata->type, texturedata->texture); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
851 |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
852 if (texture->modMode) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
853 data->glColor4f((GLfloat) texture->r * inv255f, |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
854 (GLfloat) texture->g * inv255f, |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
855 (GLfloat) texture->b * inv255f, |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
856 (GLfloat) texture->a * inv255f); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
857 } else { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
858 data->glColor4f(1.0f, 1.0f, 1.0f, 1.0f); |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
859 } |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
860 |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
861 if (texture->blendMode != data->blendMode) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
862 switch (texture->blendMode) { |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
863 case SDL_TEXTUREBLENDMODE_NONE: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
864 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
865 data->glDisable(GL_BLEND); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
866 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
867 case SDL_TEXTUREBLENDMODE_MASK: |
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
868 case SDL_TEXTUREBLENDMODE_BLEND: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
869 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
870 data->glEnable(GL_BLEND); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
871 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
872 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
873 case SDL_TEXTUREBLENDMODE_ADD: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
874 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
875 data->glEnable(GL_BLEND); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
876 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
877 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
878 case SDL_TEXTUREBLENDMODE_MOD: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
879 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
880 data->glEnable(GL_BLEND); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
881 data->glBlendFunc(GL_ZERO, GL_SRC_COLOR); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
882 break; |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
883 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
884 data->blendMode = texture->blendMode; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
885 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
886 |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
887 if (texture->scaleMode != data->scaleMode) { |
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
888 switch (texture->scaleMode) { |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
889 case SDL_TEXTURESCALEMODE_NONE: |
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
890 case SDL_TEXTURESCALEMODE_FAST: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
891 data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
892 GL_NEAREST); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
893 data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
894 GL_NEAREST); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
895 break; |
1965
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
896 case SDL_TEXTURESCALEMODE_SLOW: |
a788656ca29a
SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents:
1952
diff
changeset
|
897 case SDL_TEXTURESCALEMODE_BEST: |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
898 data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
899 GL_LINEAR); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
900 data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER, |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
901 GL_LINEAR); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
902 break; |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
903 } |
1985
8055185ae4ed
Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents:
1975
diff
changeset
|
904 data->scaleMode = texture->scaleMode; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
905 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
906 |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
907 data->glBegin(GL_TRIANGLE_STRIP); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
908 data->glTexCoord2f(minu, minv); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
909 data->glVertex2i(minx, miny); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
910 data->glTexCoord2f(maxu, minv); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
911 data->glVertex2i(maxx, miny); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
912 data->glTexCoord2f(minu, maxv); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
913 data->glVertex2i(minx, maxy); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
914 data->glTexCoord2f(maxu, maxv); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
915 data->glVertex2i(maxx, maxy); |
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
916 data->glEnd(); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
917 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
918 return 0; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
919 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
920 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
921 static void |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
922 GL_RenderPresent(SDL_Renderer * renderer) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
923 { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
924 SDL_GL_SwapWindow(renderer->window); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
925 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
926 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
927 static void |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
928 GL_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
929 { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
930 GL_RenderData *renderdata = (GL_RenderData *) renderer->driverdata; |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
931 GL_TextureData *data = (GL_TextureData *) texture->driverdata; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
932 |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
933 if (!data) { |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
934 return; |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
935 } |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
936 if (data->texture) { |
1927
aeb8263d377a
OpenGL renderer is feature complete!
Sam Lantinga <slouken@libsdl.org>
parents:
1926
diff
changeset
|
937 renderdata->glDeleteTextures(1, &data->texture); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
938 } |
1974
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
939 if (data->palette) { |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
940 SDL_free(data->palette); |
70deaf574153
Added paletted OpenGL texture support.
Sam Lantinga <slouken@libsdl.org>
parents:
1970
diff
changeset
|
941 } |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
942 if (data->pixels) { |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
943 SDL_free(data->pixels); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
944 } |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
Sam Lantinga <slouken@libsdl.org>
parents:
1919
diff
changeset
|
945 SDL_FreeDirtyRects(&data->dirty); |
1918
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
946 SDL_free(data); |
092bd3a019c5
Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
947 texture->driverdata = NULL; |
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948 } |
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949 |
1975
ccef0d0c40c6
Added resize support for GDI and Direct3D renderers
Sam Lantinga <slouken@libsdl.org>
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1974
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950 static void |
1918
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951 GL_DestroyRenderer(SDL_Renderer * renderer) |
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952 { |
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953 GL_RenderData *data = (GL_RenderData *) renderer->driverdata; |
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954 |
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955 if (data) { |
1920
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
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parents:
1919
diff
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956 if (data->context) { |
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Sam Lantinga <slouken@libsdl.org>
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1919
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957 SDL_GL_MakeCurrent(0, NULL); |
8a162bfdc838
Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations.
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parents:
1919
diff
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958 SDL_GL_DeleteContext(data->context); |
1918
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959 } |
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960 SDL_free(data); |
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961 } |
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962 SDL_free(renderer); |
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963 } |
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|
964 |
1952
420716272158
Implemented X11 OpenGL support.
Sam Lantinga <slouken@libsdl.org>
parents:
1928
diff
changeset
|
965 #endif /* SDL_VIDEO_RENDER_OGL */ |
1918
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966 |
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967 /* vi: set ts=4 sw=4 expandtab: */ |