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SDL_RenderWindowToLogical

Get logical coordinates of point in renderer when given real coordinates of point in window.

Syntax

void SDL_RenderWindowToLogical(SDL_Renderer * renderer, 
                                    int windowX, int windowY, 
                                    float *logicalX, float *logicalY);

Function Parameters

renderer	the renderer from which the logical coordinates should be calcualted
windowX	the real X coordinate in the window
windowY	the real Y coordinate in the window
logicalX	the pointer filled with the logical x coordinate
logicalY	the pointer filled with the logical y coordinate

Remarks

Logical coordinates will differ from real coordinates when render is scaled and logical renderer size set

Version

This function is available since SDL 2.0.18.

Related Functions

SDL_RenderGetScale

SDL_RenderSetScale

SDL_RenderGetLogicalSize

SDL_RenderSetLogicalSize

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CategoryAPI

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