Man page - sdl_rendertextureaffine(3)

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Manual

SDL_RenderTextureAffine

NAME
HEADER FILE
SYNOPSIS
FUNCTION PARAMETERS
RETURN VALUE
THREAD SAFETY
AVAILABILITY
SEE ALSO

NAME

SDL_RenderTextureAffine - Copy a portion of the source texture to the current rendering target, with affine transform, at subpixel precision.

HEADER FILE

Defined in SDL3/SDL_render.h

SYNOPSIS

#include "SDL3/SDL.h"

bool SDL_RenderTextureAffine(SDL_Renderer *renderer, SDL_Texture *texture,
const SDL_FRect *srcrect, const SDL_FPoint *origin,
const SDL_FPoint *right, const SDL_FPoint *down);

FUNCTION PARAMETERS

renderer

the renderer which should copy parts of a texture.

texture

the source texture.

srcrect

a pointer to the source rectangle, or NULL for the entire texture.

	origin		a pointer to a point indicating where the top-left corner of srcrect should be mapped to, or NULL for the rendering target’s origin.
	right		a pointer to a point indicating where the top-right corner of srcrect should be mapped to, or NULL for the rendering target’s top-right corner.
	down		a pointer to a point indicating where the bottom-left corner of srcrect should be mapped to, or NULL for the rendering target’s bottom-left corner.

RETURN VALUE

Returns true on success or false on failure; call

SDL_GetError () for more information.

THREAD SAFETY

You may only call this function from the main thread.

AVAILABILITY

This function is available since SDL 3.2.0.