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| author | Chih-Chung Chang <chihchung@google.com> | 2012-02-16 07:27:03 +0800 |
|---|---|---|
| committer | Chih-Chung Chang <chihchung@google.com> | 2012-02-16 07:29:17 +0800 |
| commit | 3f43ecbb1b7c8f24c9a6e3d6b9807a1d0ef2f2ab (patch) | |
| tree | 38758ad199d32d032b81267fa9a385d6ccd29412 /src/com/android/gallery3d/ui/SlotView.java | |
| parent | ad21fbed030fa8c80b65ad6b6866a3e944f24e4f (diff) | |
| download | android_packages_apps_Snap-3f43ecbb1b7c8f24c9a6e3d6b9807a1d0ef2f2ab.tar.gz android_packages_apps_Snap-3f43ecbb1b7c8f24c9a6e3d6b9807a1d0ef2f2ab.tar.bz2 android_packages_apps_Snap-3f43ecbb1b7c8f24c9a6e3d6b9807a1d0ef2f2ab.zip | |
Make GLCanvas a bit faster.
(1) make a faster version of translate(x, y).
(2) make mapPoints() faster.
(3) avoid calling canvas.rotate() when it is not needed.
Change-Id: I364e2aa3fc9ee81c43f42f3af8b2d30a1241b482
Diffstat (limited to 'src/com/android/gallery3d/ui/SlotView.java')
| -rw-r--r-- | src/com/android/gallery3d/ui/SlotView.java | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/com/android/gallery3d/ui/SlotView.java b/src/com/android/gallery3d/ui/SlotView.java index 16040b7a2..f1c261b97 100644 --- a/src/com/android/gallery3d/ui/SlotView.java +++ b/src/com/android/gallery3d/ui/SlotView.java @@ -286,9 +286,9 @@ public class SlotView extends GLView { } if (WIDE) { - canvas.translate(-mScrollX, 0, 0); + canvas.translate(-mScrollX, 0); } else { - canvas.translate(0, -mScrollY, 0); + canvas.translate(0, -mScrollY); } LinkedNode.List<ItemEntry> list = mItemList; @@ -320,9 +320,9 @@ public class SlotView extends GLView { } if (WIDE) { - canvas.translate(mScrollX, 0, 0); + canvas.translate(mScrollX, 0); } else { - canvas.translate(0, mScrollY, 0); + canvas.translate(0, mScrollY); } if (more) invalidate(); @@ -363,7 +363,9 @@ public class SlotView extends GLView { } else { canvas.translate(position.x, position.y, position.z); } - canvas.rotate(position.theta, 0, 0, 1); + if (position.theta != 0) { + canvas.rotate(position.theta, 0, 0, 1); + } int more = entry.item.render(canvas, pass); canvas.restore(); return more; |