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SDL_sysrender.h
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2011 Sam Lantinga
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This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#ifndef _SDL_sysrender_h
#define _SDL_sysrender_h
#include "SDL_render.h"
#include "SDL_events.h"
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#include "SDL_yuv_sw_c.h"
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/* The SDL 2D rendering system */
typedef struct SDL_RenderDriver SDL_RenderDriver;
/* Define the SDL texture structure */
struct SDL_Texture
{
const void *magic;
Uint32 format; /**< The pixel format of the texture */
int access; /**< SDL_TextureAccess */
int w; /**< The width of the texture */
int h; /**< The height of the texture */
int modMode; /**< The texture modulation mode */
SDL_BlendMode blendMode; /**< The texture blend mode */
Uint8 r, g, b, a; /**< Texture modulation values */
SDL_Renderer *renderer;
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/* Support for formats not supported directly by the renderer */
SDL_Texture *native;
SDL_SW_YUVTexture *yuv;
void *pixels;
int pitch;
SDL_Rect locked_rect;
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void *driverdata; /**< Driver specific texture representation */
SDL_Texture *prev;
SDL_Texture *next;
};
/* Define the SDL renderer structure */
struct SDL_Renderer
{
const void *magic;
void (*WindowEvent) (SDL_Renderer * renderer, const SDL_WindowEvent *event);
int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
int (*SetTextureColorMod) (SDL_Renderer * renderer,
SDL_Texture * texture);
int (*SetTextureAlphaMod) (SDL_Renderer * renderer,
SDL_Texture * texture);
int (*SetTextureBlendMode) (SDL_Renderer * renderer,
SDL_Texture * texture);
int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels,
int pitch);
int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
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const SDL_Rect * rect, void **pixels, int *pitch);
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void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
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void (*SetClipRect) (SDL_Renderer * renderer, const SDL_Rect *rect);
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int (*RenderClear) (SDL_Renderer * renderer);
int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points,
int count);
int (*RenderDrawLines) (SDL_Renderer * renderer, const SDL_Point * points,
int count);
int (*RenderFillRects) (SDL_Renderer * renderer, const SDL_Rect ** rects,
int count);
int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * srcrect, const SDL_Rect * dstrect);
int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect,
Uint32 format, void * pixels, int pitch);
void (*RenderPresent) (SDL_Renderer * renderer);
void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
void (*DestroyRenderer) (SDL_Renderer * renderer);
/* The current renderer info */
SDL_RendererInfo info;
/* The window associated with the renderer */
SDL_Window *window;
/* The list of textures */
SDL_Texture *textures;
Uint8 r, g, b, a; /**< Color for drawing operations values */
SDL_BlendMode blendMode; /**< The drawing blend mode */
void *driverdata;
};
/* Define the SDL render driver structure */
struct SDL_RenderDriver
{
SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags);
/* Info about the renderer capabilities */
SDL_RendererInfo info;
};
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#if !SDL_RENDER_DISABLED
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#if SDL_VIDEO_RENDER_D3D
extern SDL_RenderDriver D3D_RenderDriver;
#endif
#if SDL_VIDEO_RENDER_OGL
extern SDL_RenderDriver GL_RenderDriver;
#endif
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#if SDL_VIDEO_RENDER_OGL_ES2
extern SDL_RenderDriver GLES2_RenderDriver;
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#if SDL_VIDEO_RENDER_OGL_ES
extern SDL_RenderDriver GLES_RenderDriver;
#endif
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#if SDL_VIDEO_RENDER_DIRECTFB
extern SDL_RenderDriver DirectFB_RenderDriver;
#endif
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extern SDL_RenderDriver SW_RenderDriver;
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#endif /* !SDL_RENDER_DISABLED */
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#endif /* _SDL_sysrender_h */
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