NAME¶

SDL_ConvertEventToRenderCoordinates - Convert the coordinates in an event to render coordinates.

SYNOPSIS¶

#include "SDL3/SDL.h"

int SDL_ConvertEventToRenderCoordinates(SDL_Renderer *renderer, SDL_Event *event);

DESCRIPTION¶

Touch coordinates are converted from normalized coordinates in the window to non-normalized rendering coordinates.

Once converted, the coordinates may be outside the rendering area.

FUNCTION PARAMETERS¶

renderer

the rendering context

event

the event to modify

RETURN VALUE¶

Returns 0 on success or a negative error code on failure; call

SDL_GetError () for more information.

AVAILABILITY¶

This function is available since SDL 3.0.0.

SEE ALSO¶

SDL_GetRenderCoordinatesFromWindowCoordinates(3)