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authorJohn Reck <jreck@google.com>2014-10-23 21:00:44 +0000
committerAndroid (Google) Code Review <android-gerrit@google.com>2014-10-23 21:00:45 +0000
commitaca6ccf403a4b861419fae1be64500e3df3a81f7 (patch)
tree6dd23b3d06d891ee181e5b34d176b3a92b2d64c2 /core
parent2b0a2ad3a3f15def063693b913160c35b376df47 (diff)
parent43a5328c8377aa29acd51098d915503e87f13a9a (diff)
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Merge "Improve documentation" into lmp-mr1-dev
Diffstat (limited to 'core')
-rw-r--r--core/java/android/view/Surface.java5
1 files changed, 4 insertions, 1 deletions
diff --git a/core/java/android/view/Surface.java b/core/java/android/view/Surface.java
index 132e25c..562d138 100644
--- a/core/java/android/view/Surface.java
+++ b/core/java/android/view/Surface.java
@@ -311,7 +311,10 @@ public class Surface implements Parcelable {
* Unlike {@link #lockCanvas(Rect)} this will return a hardware-accelerated
* canvas. See the <a href="{@docRoot}guide/topics/graphics/hardware-accel.html#unsupported">
* unsupported drawing operations</a> for a list of what is and isn't
- * supported in a hardware-accelerated canvas.
+ * supported in a hardware-accelerated canvas. It is also required to
+ * fully cover the surface every time {@link #lockHardwareCanvas()} is
+ * called as the buffer is not preserved between frames. Partial updates
+ * are not supported.
*
* @return A canvas for drawing into the surface.
*