diff options
| -rw-r--r-- | core/java/android/view/Surface.java | 5 |
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. * |