Function SDL_GetRenderViewport 

pub unsafe extern "C" fn SDL_GetRenderViewport(
    renderer: *mut SDL_Renderer,
    rect: *mut SDL_Rect,
) -> bool

Get the drawing area for the current target.

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

Parameters

• renderer: the rendering context.
• rect: an SDL_Rect structure filled in with the current drawing area.

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

• SDL_RenderViewportSet
• SDL_SetRenderViewport