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||'''format'''||an [[SDL_PixelFormat]] structure describing the format of the pixel|| ||'''r'''||the red component of the pixel in the range 0-255|| ||'''g'''||the green component of the pixel in the range 0-255|| ||'''b'''||the blue component of the pixel in the range 0-255|| ||'''a'''||the alpha component of the pixel in the range 0-255|| |
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| A pixel value. | |
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---- [[CategoryAPI]], [[CategoryPixels]] |
SDL_MapRGBA
Use this function to map an RGBA quadruple to a pixel value for a given pixel format.
Contents
Syntax
Uint32 SDL_MapRGBA(const SDL_PixelFormat* format,
Uint8 r,
Uint8 g,
Uint8 b,
Uint8 a)
Function Parameters
format |
an SDL_PixelFormat structure describing the format of the pixel |
r |
the red component of the pixel in the range 0-255 |
g |
the green component of the pixel in the range 0-255 |
b |
the blue component of the pixel in the range 0-255 |
a |
the alpha component of the pixel in the range 0-255 |
Return Value
A pixel value.
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