Annotated edit history of
SDL_DisplayFormatAlpha(3) version 2, including all changes.
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SDL_!DisplayFormatAlpha |
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!!!SDL_!DisplayFormatAlpha |
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NAME |
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SYNOPSIS |
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DESCRIPTION |
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RETURN VALUE |
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SEE ALSO |
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---- |
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!!NAME |
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SDL_!DisplayFormatAlpha- Convert a surface to the display format |
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!!SYNOPSIS |
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__#include __ |
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__SDL_Surface *SDL_!DisplayFormatAlpha__(__SDL_Surface |
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*surface__); |
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!!DESCRIPTION |
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This function takes a surface and copies it to a new surface |
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of the pixel format and colors of the video framebuffer plus |
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an alpha channel, suitable for fast blitting onto the |
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display surface. It calls |
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''SDL_!ConvertSurface'' |
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If you want to take advantage of hardware colorkey or alpha |
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blit acceleration, you should set the colorkey and alpha |
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value before calling this function. |
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!!RETURN VALUE |
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If the conversion fails or runs out of memory, it returns |
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__NULL__ |
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!!SEE ALSO |
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''SDL_!ConvertSurface'', ''SDL_!SetAlpha'', |
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''SDL_!SetColorKey'', ''SDL_!DisplayFormat'', |
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''SDL_Surface'' |
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---- |
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