NAME

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

HEADER FILE

       Defined in SDL3/SDL_render.h

SYNOPSIS

       #include "SDL3/SDL.h"

       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.

       Each render target has its own viewport. This function checks the viewport for the current render target.

FUNCTION PARAMETERS

       renderer
              the rendering context.

RETURN VALUE

       Returns true if the viewport was set to a specific rectangle, or false if it was set to NULL (the  entire
       target).

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_GetRenderViewport(3), •(3), SDL_SetRenderViewport(3)

Simple Directmedia Layer                            SDL 3.2.8                           SDL_RenderViewportSet(3)