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SDL_RenderCoordinatesToWindow - Get a point in window coordinates when given a point in render

Availability

       This function is available since SDL 3.2.0.

Description

       This takes into account several states:

       • The window dimensions.

       • The logical presentation settings
         ( SDL_SetRenderLogicalPresentation )

       • The scale ( SDL_SetRenderScale )

       • The viewport ( SDL_SetRenderViewport )

Function Parameters

renderer
              the rendering context.

       x      the x coordinate in render coordinates.

       y      the y coordinate in render coordinates.

       window_x
              a pointer filled with the x coordinate in window coordinates.

       window_y
              a pointer filled with the y coordinate in window coordinates.

Header File

       Defined in SDL3/SDL_render.h

Name

       SDL_RenderCoordinatesToWindow  -  Get  a  point  in  window  coordinates  when  given  a  point in render
       coordinates.

Return Value

       Returns true on success or false on failure; call

       SDL_GetError () for more information.

See Also

(3), SDL_SetRenderLogicalPresentation(3), (3), SDL_SetRenderScale(3), (3), SDL_SetRenderViewport(3)

Simple Directmedia Layer                           SDL 3.2.10                   SDL_RenderCoordinatesToWindow(3)

Synopsis

#include"SDL3/SDL.h"boolSDL_RenderCoordinatesToWindow(SDL_Renderer*renderer,floatx,floaty,float*window_x,float*window_y);

Thread Safety

       This function should only be called on the main thread.

See Also