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Side by Side Diff: cc/priority_calculator.h

Issue 11150025: Patch from https://codereview.chromium.org/11111005/ without actual file deletes (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 2 months ago
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1 // Copyright 2010 The Chromium Authors. All rights reserved. 1 // Copyright 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CCPriorityCalculator_h 5 #ifndef CCPriorityCalculator_h
6 #define CCPriorityCalculator_h 6 #define CCPriorityCalculator_h
7 7
8 #include "GraphicsContext3D.h"
9 #include "IntRect.h" 8 #include "IntRect.h"
10 #include "IntSize.h" 9 #include "IntSize.h"
11 10
12 namespace cc { 11 namespace cc {
13 12
14 class CCPriorityCalculator { 13 class CCPriorityCalculator {
15 public: 14 public:
16 static int uiPriority(bool drawsToRootSurface); 15 static int uiPriority(bool drawsToRootSurface);
17 static int visiblePriority(bool drawsToRootSurface); 16 static int visiblePriority(bool drawsToRootSurface);
18 static int renderSurfacePriority(); 17 static int renderSurfacePriority();
19 static int lingeringPriority(int previousPriority); 18 static int lingeringPriority(int previousPriority);
20 static int priorityFromDistance(const IntRect& visibleRect, const IntRect& t extureRect, bool drawsToRootSurface); 19 static int priorityFromDistance(const IntRect& visibleRect, const IntRect& t extureRect, bool drawsToRootSurface);
21 static int smallAnimatedLayerMinPriority(); 20 static int smallAnimatedLayerMinPriority();
22 21
23 static inline int highestPriority() { return std::numeric_limits<int>::min() ; } 22 static inline int highestPriority() { return std::numeric_limits<int>::min() ; }
24 static inline int lowestPriority() { return std::numeric_limits<int>::max(); } 23 static inline int lowestPriority() { return std::numeric_limits<int>::max(); }
25 static inline bool priorityIsLower(int a, int b) { return a > b; } 24 static inline bool priorityIsLower(int a, int b) { return a > b; }
26 static inline bool priorityIsHigher(int a, int b) { return a < b; } 25 static inline bool priorityIsHigher(int a, int b) { return a < b; }
27 static inline bool maxPriority(int a, int b) { return priorityIsHigher(a, b) ? a : b; } 26 static inline bool maxPriority(int a, int b) { return priorityIsHigher(a, b) ? a : b; }
28 }; 27 };
29 28
30 } 29 }
31 30
32 #endif 31 #endif
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