(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

SDL_RenderCoordinatesFromWindow

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

Header File

Defined in <SDL3/SDL_render.h>

Syntax

int SDL_RenderCoordinatesFromWindow(SDL_Renderer *renderer, float window_x, float window_y, float *x, float *y);

Function Parameters

renderer	the rendering context
window_x	the x coordinate in window coordinates
window_y	the y coordinate in window coordinates
x	a pointer filled with the x coordinate in render coordinates
y	a pointer filled with the y coordinate in render coordinates

Return Value

Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.

Version

This function is available since SDL 3.0.0.

See Also

• SDL_SetRenderLogicalPresentation
• SDL_SetRenderScale

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CategoryAPI, CategoryAPIFunction

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