Set the drawing area for rendering on the current target.
int SDL_RenderSetViewport(SDL_Renderer * renderer,
const SDL_Rect * rect);
renderer |
the rendering context |
rect |
the SDL_Rect structure representing the drawing area, or NULL to set the viewport to the entire target |
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
When the window is resized, the viewport is reset to fill the entire new window size.