Index: cc/CCPriorityCalculator.cpp |
diff --git a/cc/CCPriorityCalculator.cpp b/cc/CCPriorityCalculator.cpp |
deleted file mode 100644 |
index 055520c974392f8b1a17cb2e075e2d3a5b1ab25c..0000000000000000000000000000000000000000 |
--- a/cc/CCPriorityCalculator.cpp |
+++ /dev/null |
@@ -1,84 +0,0 @@ |
-// Copyright 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "config.h" |
- |
-#include "CCPriorityCalculator.h" |
- |
-using namespace std; |
- |
-namespace cc { |
- |
-static const int uiDrawsToRootSurfacePriority = -1; |
-static const int visibleDrawsToRootSurfacePriority = 0; |
-static const int renderSurfacesPriority = 1; |
-static const int uiDoesNotDrawToRootSurfacePriority = 2; |
-static const int visibleDoesNotDrawToRootSurfacePriority = 3; |
- |
-// The lower digits are how far from being visible the texture is, |
-// in pixels. |
-static const int notVisibleBasePriority = 1000000; |
-static const int notVisibleLimitPriority = 1900000; |
- |
-// Small animated layers are treated as though they are 512 pixels |
-// from being visible. |
-static const int smallAnimatedLayerPriority = notVisibleBasePriority + 512; |
- |
-static const int lingeringBasePriority = 2000000; |
-static const int lingeringLimitPriority = 2900000; |
- |
-// static |
-int CCPriorityCalculator::uiPriority(bool drawsToRootSurface) |
-{ |
- return drawsToRootSurface ? uiDrawsToRootSurfacePriority : uiDoesNotDrawToRootSurfacePriority; |
-} |
- |
-// static |
-int CCPriorityCalculator::visiblePriority(bool drawsToRootSurface) |
-{ |
- return drawsToRootSurface ? visibleDrawsToRootSurfacePriority : visibleDoesNotDrawToRootSurfacePriority; |
-} |
- |
-// static |
-int CCPriorityCalculator::renderSurfacePriority() |
-{ |
- return renderSurfacesPriority; |
-} |
- |
-// static |
-int CCPriorityCalculator::lingeringPriority(int previousPriority) |
-{ |
- // FIXME: We should remove this once we have priorities for all |
- // textures (we can't currently calculate distances for |
- // off-screen textures). |
- return min(lingeringLimitPriority, |
- max(lingeringBasePriority, previousPriority + 1)); |
-} |
- |
-namespace { |
-int manhattanDistance(const IntRect& a, const IntRect& b) |
-{ |
- IntRect c = unionRect(a, b); |
- int x = max(0, c.width() - a.width() - b.width() + 1); |
- int y = max(0, c.height() - a.height() - b.height() + 1); |
- return (x + y); |
-} |
-} |
- |
-// static |
-int CCPriorityCalculator::priorityFromDistance(const IntRect& visibleRect, const IntRect& textureRect, bool drawsToRootSurface) |
-{ |
- int distance = manhattanDistance(visibleRect, textureRect); |
- if (!distance) |
- return visiblePriority(drawsToRootSurface); |
- return min(notVisibleLimitPriority, notVisibleBasePriority + distance); |
-} |
- |
-// static |
-int CCPriorityCalculator::smallAnimatedLayerMinPriority() |
-{ |
- return smallAnimatedLayerPriority; |
-} |
- |
-} // cc |