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annotate src/render/SDL_sysrender.h @ 5157:fb424691cfc7

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Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 02 Feb 2011 14:34:54 -0800
parents
children 307ccc9c135e
rev   line source
5157
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 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
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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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
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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13 Lesser General Public License for more details.
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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14
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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15 You should have received a copy of the GNU Lesser General Public
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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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
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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24 #ifndef _SDL_sysrender_h
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25 #define _SDL_sysrender_h
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26
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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27 #include "SDL_render.h"
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28 #include "SDL_events.h"
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29
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30 /* The SDL 2D rendering system */
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31
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32 typedef struct SDL_RenderDriver SDL_RenderDriver;
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33
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34 /* Define the SDL texture structure */
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35 struct SDL_Texture
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36 {
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37 const void *magic;
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38 Uint32 format; /**< The pixel format of the texture */
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39 int access; /**< SDL_TextureAccess */
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40 int w; /**< The width of the texture */
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41 int h; /**< The height of the texture */
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42 int modMode; /**< The texture modulation mode */
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43 SDL_BlendMode blendMode; /**< The texture blend mode */
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44 Uint8 r, g, b, a; /**< Texture modulation values */
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45
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46 SDL_Renderer *renderer;
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47
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48 void *driverdata; /**< Driver specific texture representation */
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49
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50 SDL_Texture *prev;
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51 SDL_Texture *next;
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52 };
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53
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54 /* Define the SDL renderer structure */
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55 struct SDL_Renderer
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56 {
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57 const void *magic;
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58
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59 void (*WindowEvent) (SDL_Renderer * renderer, const SDL_WindowEvent *event);
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60 int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
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61 int (*QueryTexturePixels) (SDL_Renderer * renderer, SDL_Texture * texture,
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62 void **pixels, int *pitch);
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63 int (*SetTextureColorMod) (SDL_Renderer * renderer,
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64 SDL_Texture * texture);
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65 int (*SetTextureAlphaMod) (SDL_Renderer * renderer,
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66 SDL_Texture * texture);
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67 int (*SetTextureBlendMode) (SDL_Renderer * renderer,
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68 SDL_Texture * texture);
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69 int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
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70 const SDL_Rect * rect, const void *pixels,
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71 int pitch);
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72 int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
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73 const SDL_Rect * rect, int markDirty, void **pixels,
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74 int *pitch);
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75 void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
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76 void (*DirtyTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
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77 int numrects, const SDL_Rect * rects);
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78 int (*RenderClear) (SDL_Renderer * renderer);
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79 int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points,
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80 int count);
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81 int (*RenderDrawLines) (SDL_Renderer * renderer, const SDL_Point * points,
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82 int count);
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83 int (*RenderFillRects) (SDL_Renderer * renderer, const SDL_Rect ** rects,
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84 int count);
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85 int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture,
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86 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
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87 int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect,
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88 Uint32 format, void * pixels, int pitch);
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89 int (*RenderWritePixels) (SDL_Renderer * renderer, const SDL_Rect * rect,
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90 Uint32 format, const void * pixels, int pitch);
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91 void (*RenderPresent) (SDL_Renderer * renderer);
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92 void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
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93
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94 void (*DestroyRenderer) (SDL_Renderer * renderer);
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95
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96 /* The current renderer info */
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97 SDL_RendererInfo info;
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98
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99 /* The window associated with the renderer */
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100 SDL_Window *window;
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101
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102 /* The list of textures */
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103 SDL_Texture *textures;
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104
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105 Uint8 r, g, b, a; /**< Color for drawing operations values */
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106 SDL_BlendMode blendMode; /**< The drawing blend mode */
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107
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108 void *driverdata;
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109 };
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110
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111 /* Define the SDL render driver structure */
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112 struct SDL_RenderDriver
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113 {
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114 SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags);
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115
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116 /* Info about the renderer capabilities */
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117 SDL_RendererInfo info;
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118 };
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119
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120 #if SDL_VIDEO_RENDER_D3D
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121 extern SDL_RenderDriver D3D_RenderDriver;
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122 #endif
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123 #if SDL_VIDEO_RENDER_OGL
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124 extern SDL_RenderDriver GL_RenderDriver;
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125 #endif
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126 #if SDL_VIDEO_RENDER_OGL_ES
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127 extern SDL_RenderDriver GL_ES_RenderDriver;
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128 #endif
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129 extern SDL_RenderDriver SW_RenderDriver;
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130
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131 #endif /* _SDL_sysrender_h */
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132
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133 /* vi: set ts=4 sw=4 expandtab: */