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util/region: constify

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Simon Ser 2022-10-24 12:50:45 +02:00 • committed by Simon Zeni
parent feb5691240
commit 9fd28d1e81
2 changed files with 17 additions and 17 deletions
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12
include/wlr/util/region.h
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@ -26,33 +26,33 @@
* 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,
void wlr_region_scale(pixman_region32_t *dst, const pixman_region32_t *src,
float scale);
void wlr_region_scale_xy(pixman_region32_t *dst, pixman_region32_t *src,
void wlr_region_scale_xy(pixman_region32_t *dst, const pixman_region32_t *src,
float scale_x, float scale_y);
/**
* 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,
void wlr_region_transform(pixman_region32_t *dst, const pixman_region32_t *src,
enum wl_output_transform transform, int width, int height);
/**
* Expands the region of `distance`. If `distance` is negative, it shrinks the
* region.
*/
void wlr_region_expand(pixman_region32_t *dst, pixman_region32_t *src,
void wlr_region_expand(pixman_region32_t *dst, const pixman_region32_t *src,
int distance);
/*
* Builds the smallest possible region that contains the region rotated about
* the point (ox, oy).
*/
void wlr_region_rotated_bounds(pixman_region32_t *dst, pixman_region32_t *src,
void wlr_region_rotated_bounds(pixman_region32_t *dst, const pixman_region32_t *src,
float rotation, int ox, int oy);
bool wlr_region_confine(pixman_region32_t *region, double x1, double y1, double x2,
bool wlr_region_confine(const pixman_region32_t *region, double x1, double y1, double x2,
double y2, double *x2_out, double *y2_out);
#endif