SDL_SetRenderDrawColorFloat - Man Page

#include <SDL3/SDL_render.h>

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

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

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.

Returns true on success or false on failure; call SDL_GetError() for more information.

This function should only be called on the main thread.

This function is available since SDL 3.2.0.

SDL_GetRenderDrawColorFloat(3), SDL_SetRenderDrawColor(3)

SDL_GetRenderDrawColorFloat(3), SDL_SetRenderDrawColor(3).