From: Ville Syrjala <ville.syrjala@linux.intel.com>
To: dri-devel@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org
Subject: [PATCH 1/4] drm/rect: Add drm_rect_translate_to()
Date: Mon, 30 Sep 2019 16:42:11 +0300 [thread overview]
Message-ID: <20190930134214.24702-1-ville.syrjala@linux.intel.com> (raw)
From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Add a helper to translate a rectangle to an absolute position.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
include/drm/drm_rect.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h
index 6195820aa5c5..fc7c14627ee2 100644
--- a/include/drm/drm_rect.h
+++ b/include/drm/drm_rect.h
@@ -106,6 +106,20 @@ static inline void drm_rect_translate(struct drm_rect *r, int dx, int dy)
r->y2 += dy;
}
+/**
+ * drm_rect_translate_to - translate the rectangle to an absolute position
+ * @r: rectangle to be tranlated
+ * @x: horizontal position
+ * @y: vertical position
+ *
+ * Move rectangle @r to @x in the horizontal direction,
+ * and to @y in the vertical direction.
+ */
+static inline void drm_rect_translate_to(struct drm_rect *r, int x, int y)
+{
+ drm_rect_translate(r, x - r->x1, y - r->y1);
+}
+
/**
* drm_rect_downscale - downscale a rectangle
* @r: rectangle to be downscaled
--
2.21.0
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next reply other threads:[~2019-09-30 13:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-30 13:42 Ville Syrjala [this message]
2019-09-30 13:42 ` [PATCH 2/4] drm/rect: Add drm_rect_init() Ville Syrjala
2019-09-30 13:42 ` [PATCH 3/4] drm/i915: Use drm_rect_translate_to() Ville Syrjala
2019-09-30 13:42 ` [PATCH 4/4] drm/i915: Use drm_rect_init() Ville Syrjala
2019-10-01 9:26 ` [PATCH 1/4] drm/rect: Add drm_rect_translate_to() Jani Nikula
2019-10-01 14:56 ` [Intel-gfx] " Ville Syrjälä
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