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Fixed bug #4213 - update documentation to reflect SDL2 behavior of SDL_RenderGetLogicalSize

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Sylvain 2022-05-12 09:36:49 +02:00
parent e4bb3c8649
commit 6b9884d40a
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1 changed files with 5 additions and 3 deletions
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8
include/SDL_render.h
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@ -825,9 +825,11 @@ extern DECLSPEC int SDLCALL SDL_RenderSetLogicalSize(SDL_Renderer * renderer, in
/**
* Get device independent resolution for rendering.
*
* This may return 0 for `w` and `h` if the SDL_Renderer has never had its
* logical size set by SDL_RenderSetLogicalSize() and never had a render
* target set.
* When using the main rendering target (eg no target texture is set): this may return 0 for `w` and `h` if the SDL_Renderer has never had its
* logical size set by SDL_RenderSetLogicalSize(). Otherwise it returns the logical width and height.
*
* When using a target texture:
* Never return 0 for `w` and `h` at first. Then it returns the logical width and height that are set.
*
* \param renderer a rendering context
* \param w an int to be filled with the width