(This is the legacy documentation for stable SDL2, the current stable version; SDL3 is the current development version.)

SDL_RenderDrawLineF

Draw a line on the current rendering target at subpixel precision.

Header File

Defined in SDL_render.h

Syntax

int SDL_RenderDrawLineF(SDL_Renderer * renderer,
                        float x1, float y1, float x2, float y2);

Function Parameters

renderer The renderer which should draw a line.
x1 The x coordinate of the start point.
y1 The y coordinate of the start point.
x2 The x coordinate of the end point.
y2 The y coordinate of the end point.

Return Value

Return 0 on success, or -1 on error

Version

This function is available since SDL 2.0.10.

CategoryAPI, CategoryAPIFunction, CategoryRender