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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

  1. SDL_MapRGBA
    1. Syntax
    2. Function Parameters
    3. Return Value
    4. Code Examples
    5. Remarks
    6. Related Functions

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.

Code Examples

You can add your code example here

Remarks

You can add useful comments here

CategoryAPI, CategoryPixels

None: SDL_MapRGBA (last edited 2010-09-26 17:32:32 by SheenaSmith)

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