NAME¶

SDL_RenderViewportSet - Return whether an explicit rectangle was set as the viewport.

SYNOPSIS¶

#include "SDL3/SDL.h"

SDL_bool SDL_RenderViewportSet(SDL_Renderer *renderer);

DESCRIPTION¶

This is useful if you're saving and restoring the viewport and want to know whether you should restore a specific rectangle or NULL. Note that the viewport is always reset when changing rendering targets.

FUNCTION PARAMETERS¶

renderer

the rendering context

RETURN VALUE¶

Returns SDL_TRUE
if the viewport was set to a specific rectangle, or SDL_FALSE
if it was set to NULL (the entire target)

AVAILABILITY¶

This function is available since SDL 3.0.0.

SEE ALSO¶

SDL_GetRenderViewport(3), SDL_SetRenderViewport(3)