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| This function is used to optimize images for faster ''repeat'' blitting. Rather than converting with each blit this function stores the output of an initial blit requiring conversion as a new surface that then becomes the source for future blits. | This function is used to optimize images for faster ''repeat'' blitting. This is accomplished by converting the original and storing the result as a new surface. The new, optimized surface can then be used as the source for future blits, making them faster. |
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| This function creates an intermediate surface of an optimized format allowing the future blits to be as fast as possible. ''You can add useful comments here'' |
SDL_ConvertSurface
Use this function to copy an existing surface into a new one that is optimized for blitting to a surface of a specified pixel format.
Contents
Syntax
SDL_Surface* SDL_ConvertSurface(SDL_Surface* src,
SDL_PixelFormat* fmt,
Uint32 flags)
Function Parameters
src |
the existing SDL_Surface structure to convert |
fmt |
the SDL_PixelFormat structure that the new surface is optimized for |
flags |
unused; set to 0 |
Return Value
Returns the new SDL_Surface structure that is created or NULL if it fails; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
This function is used to optimize images for faster repeat blitting. This is accomplished by converting the original and storing the result as a new surface. The new, optimized surface can then be used as the source for future blits, making them faster.
