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SDL_SetSurfaceColorMod

Use this function to set an additional color value multiplied into blit operations.

Syntax

int SDL_SetSurfaceColorMod(SDL_Surface* surface,
                           Uint8        r,
                           Uint8        g,
                           Uint8        b)

Function Parameters

surface

the SDL_Surface structure to update

r

the red color value multiplied into blit operations

g

the green color value multiplied into blit operations

b

the blue color value multiplied into blit operations

Return Value

Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.

Code Examples

You can add your code example here

Remarks

When this surface is blitted, during the blit operation each source color channel is modulated by the appropriate color value according to the following formula:

  • srcC = srcC * (color / 255)


CategoryAPI, CategorySurface

None: SDL_SetSurfaceColorMod (last edited 2011-01-07 19:05:35 by SheenaSmith)

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