diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2013-04-24 19:52:37 +0400 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-05-01 00:20:05 +0400 |
| commit | 0894c96bff762d0474a8722bba3d420f643db359 (patch) | |
| tree | c29be8c57296ccd5d3be5f06788236412607e859 /include/drm/drm_rect.h | |
| parent | e7272df342ba337e87e210470bb93d97d192f2e0 (diff) | |
| download | linux-0894c96bff762d0474a8722bba3d420f643db359.tar.xz | |
drm: Add drm_rect_equals()
drm_rect_equals() tells whether two drm_rects are equal.
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm/drm_rect.h')
| -rw-r--r-- | include/drm/drm_rect.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index fe767b757c8c..64fa265c6ffb 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -124,6 +124,21 @@ static inline bool drm_rect_visible(const struct drm_rect *r) return drm_rect_width(r) > 0 && drm_rect_height(r) > 0; } +/** + * drm_rect_equals - determine if two rectangles are equal + * @r1: first rectangle + * @r2: second rectangle + * + * RETURNS: + * %true if the rectangles are equal, %false otherwise. + */ +static inline bool drm_rect_equals(const struct drm_rect *r1, + const struct drm_rect *r2) +{ + return r1->x1 == r2->x1 && r1->x2 == r2->x2 && + r1->y1 == r2->y1 && r1->y2 == r2->y2; +} + bool drm_rect_intersect(struct drm_rect *r, const struct drm_rect *clip); bool drm_rect_clip_scaled(struct drm_rect *src, struct drm_rect *dst, const struct drm_rect *clip, |