(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

SDL_SetRenderDrawColorFloat

Set the color used for drawing operations (Rect, Line and Clear).

Header File

Defined in <SDL3/SDL_render.h>

Syntax

int SDL_SetRenderDrawColorFloat(SDL_Renderer *renderer, float r, float g, float b, float a);

Function Parameters

renderer the rendering context
r the red value used to draw on the rendering target
g the green value used to draw on the rendering target
b the blue value used to draw on the rendering target
a the alpha value used to draw on the rendering target. Use SDL_SetRenderDrawBlendMode to specify how the alpha channel is used

Return Value

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

Remarks

Set the color for drawing or filling rectangles, lines, and points, and for SDL_RenderClear().

Version

This function is available since SDL 3.0.0.

See Also

CategoryAPI, CategoryAPIFunction, CategoryRender