diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/wlr/util/region.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/wlr/util/region.h b/include/wlr/util/region.h index 416adbf2..e268436b 100644 --- a/include/wlr/util/region.h +++ b/include/wlr/util/region.h @@ -3,6 +3,12 @@ #include <pixman.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); |