NAME
SDL_SetRenderDrawColorFloat - Set the color used for drawing operations (Rect, Line and Clear).
HEADER FILE
Defined in SDL3/SDL_render.h
SYNOPSIS
#include "SDL3/SDL.h"
bool SDL_SetRenderDrawColorFloat(SDL_Renderer *renderer, float r, float g, float b, float a);
DESCRIPTION
Set the color for drawing or filling rectangles, lines, and points, and for
SDL_RenderClear ().
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 true on success or false on failure; call
SDL_GetError () for more information.
THREAD SAFETY
This function should only be called on the main thread.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
•(3), SDL_GetRenderDrawColorFloat(3), •(3), SDL_SetRenderDrawColor(3)