wlroots/include/wlr/util/region.h

23 lines
611 B
C

#ifndef WLR_UTIL_REGION_H
#define WLR_UTIL_REGION_H
#include <pixman.h>
#include <wayland-server.h>
/**
* Scales a region, ie. multiplies all its coordinates by `scale`.
*
* The resulting coordinates are rounded up or down so that the new region is
* at least as big as the original one.
*/
void wlr_region_scale(pixman_region32_t *dst, pixman_region32_t *src,
float scale);
/**
* Applies a transform to a region inside a box of size `width` x `height`.
*/
void wlr_region_transform(pixman_region32_t *dst, pixman_region32_t *src,
enum wl_output_transform transform, int width, int height);
#endif