pandory500/SDL-mirror
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Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.

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This commit is contained in:
Sam Lantinga 2012-01-21 22:22:30 -05:00
parent fb87e98b8a
commit da686e5bd4
7 changed files with 260 additions and 342 deletions
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4
src/render/SDL_sysrender.h
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@ -77,6 +77,7 @@ struct SDL_Renderer
int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, void **pixels, int *pitch);
void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
int (*SetTargetTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
int (*UpdateViewport) (SDL_Renderer * renderer);
int (*RenderClear) (SDL_Renderer * renderer);
int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points,
@ -87,7 +88,6 @@ struct SDL_Renderer
int count);
int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * srcrect, const SDL_Rect * dstrect);
int (*SetTargetTexture) (SDL_Renderer * renderer, SDL_Texture * texture);
int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect,
Uint32 format, void * pixels, int pitch);
void (*RenderPresent) (SDL_Renderer * renderer);
@ -104,9 +104,11 @@ struct SDL_Renderer
/* The drawable area within the window */
SDL_Rect viewport;
SDL_Rect viewport_backup;
/* The list of textures */
SDL_Texture *textures;
SDL_Texture *target;
Uint8 r, g, b, a; /**< Color for drawing operations values */
SDL_BlendMode blendMode; /**< The drawing blend mode */