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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 CompositingReasons_h | 5 #ifndef CompositingReasons_h |
| 6 #define CompositingReasons_h | 6 #define CompositingReasons_h |
| 7 | 7 |
| 8 #include "platform/PlatformExport.h" | 8 #include "platform/PlatformExport.h" |
| 9 #include "wtf/MathExtras.h" | 9 #include "wtf/MathExtras.h" |
| 10 #include <stdint.h> | 10 #include <stdint.h> |
| 11 | 11 |
| 12 namespace blink { | 12 namespace blink { |
| 13 | 13 |
| 14 const uint64_t CompositingReasonNone = 0; | 14 const uint64_t CompositingReasonNone = 0; |
| 15 const uint64_t CompositingReasonAll = ~stat
ic_cast<uint64_t>(0); | 15 const uint64_t CompositingReasonAll = ~stat
ic_cast<uint64_t>(0); |
| 16 | 16 |
| 17 // FIXME(sky): Get rid of all this. | 17 // FIXME(sky): Get rid of all this. |
| 18 | 18 |
| 19 // Intrinsic reasons that can be known right away by the layer | 19 // Intrinsic reasons that can be known right away by the layer |
| 20 const uint64_t CompositingReason3DTransform = UINT6
4_C(1) << 0; | 20 const uint64_t CompositingReason3DTransform = UINT6
4_C(1) << 0; |
| 21 const uint64_t CompositingReasonVideo = UINT6
4_C(1) << 1; | 21 const uint64_t CompositingReasonVideo = UINT6
4_C(1) << 1; |
| 22 const uint64_t CompositingReasonCanvas = UINT6
4_C(1) << 2; | 22 const uint64_t CompositingReasonCanvas = UINT6
4_C(1) << 2; |
| 23 const uint64_t CompositingReasonIFrame = UINT6
4_C(1) << 4; | 23 const uint64_t CompositingReasonIFrame = UINT6
4_C(1) << 4; |
| 24 const uint64_t CompositingReasonBackfaceVisibilityHidden = UINT6
4_C(1) << 5; | 24 const uint64_t CompositingReasonBackfaceVisibilityHidden = UINT6
4_C(1) << 5; |
| 25 const uint64_t CompositingReasonActiveAnimation = UINT6
4_C(1) << 6; | 25 const uint64_t CompositingReasonActiveAnimation = UINT6
4_C(1) << 6; |
| 26 const uint64_t CompositingReasonTransitionProperty = UINT6
4_C(1) << 7; | 26 const uint64_t CompositingReasonTransitionProperty = UINT6
4_C(1) << 7; |
| 27 const uint64_t CompositingReasonOverflowScrollingTouch = UINT6
4_C(1) << 9; | 27 const uint64_t CompositingReasonOverflowScrollingTouch = UINT6
4_C(1) << 9; |
| 28 const uint64_t CompositingReasonOverflowScrollingParent = UINT6
4_C(1) << 10; | 28 const uint64_t CompositingReasonOverflowScrollingParent = UINT6
4_C(1) << 10; |
| 29 const uint64_t CompositingReasonOutOfFlowClipping = UINT6
4_C(1) << 11; | 29 const uint64_t CompositingReasonOutOfFlowClipping = UINT6
4_C(1) << 11; |
| 30 const uint64_t CompositingReasonVideoOverlay = UINT6
4_C(1) << 12; | |
| 31 const uint64_t CompositingReasonWillChangeCompositingHint = UINT6
4_C(1) << 13; | 30 const uint64_t CompositingReasonWillChangeCompositingHint = UINT6
4_C(1) << 13; |
| 32 | 31 |
| 33 // Overlap reasons that require knowing what's behind you in paint-order before
knowing the answer | 32 // Overlap reasons that require knowing what's behind you in paint-order before
knowing the answer |
| 34 const uint64_t CompositingReasonAssumedOverlap = UINT6
4_C(1) << 14; | 33 const uint64_t CompositingReasonAssumedOverlap = UINT6
4_C(1) << 14; |
| 35 const uint64_t CompositingReasonOverlap = UINT6
4_C(1) << 15; | 34 const uint64_t CompositingReasonOverlap = UINT6
4_C(1) << 15; |
| 36 const uint64_t CompositingReasonNegativeZIndexChildren = UINT6
4_C(1) << 16; | 35 const uint64_t CompositingReasonNegativeZIndexChildren = UINT6
4_C(1) << 16; |
| 37 const uint64_t CompositingReasonScrollsWithRespectToSquashingLayer = UINT6
4_C(1) << 17; | 36 const uint64_t CompositingReasonScrollsWithRespectToSquashingLayer = UINT6
4_C(1) << 17; |
| 38 const uint64_t CompositingReasonSquashingSparsityExceeded = UINT6
4_C(1) << 18; | 37 const uint64_t CompositingReasonSquashingSparsityExceeded = UINT6
4_C(1) << 18; |
| 39 const uint64_t CompositingReasonSquashingClippingContainerMismatch = UINT6
4_C(1) << 19; | 38 const uint64_t CompositingReasonSquashingClippingContainerMismatch = UINT6
4_C(1) << 19; |
| 40 const uint64_t CompositingReasonSquashingOpacityAncestorMismatch = UINT6
4_C(1) << 20; | 39 const uint64_t CompositingReasonSquashingOpacityAncestorMismatch = UINT6
4_C(1) << 20; |
| (...skipping 45 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 86 CompositingReason3DTransform | 85 CompositingReason3DTransform |
| 87 | CompositingReasonVideo | 86 | CompositingReasonVideo |
| 88 | CompositingReasonCanvas | 87 | CompositingReasonCanvas |
| 89 | CompositingReasonIFrame | 88 | CompositingReasonIFrame |
| 90 | CompositingReasonBackfaceVisibilityHidden | 89 | CompositingReasonBackfaceVisibilityHidden |
| 91 | CompositingReasonActiveAnimation | 90 | CompositingReasonActiveAnimation |
| 92 | CompositingReasonTransitionProperty | 91 | CompositingReasonTransitionProperty |
| 93 | CompositingReasonOverflowScrollingTouch | 92 | CompositingReasonOverflowScrollingTouch |
| 94 | CompositingReasonOverflowScrollingParent | 93 | CompositingReasonOverflowScrollingParent |
| 95 | CompositingReasonOutOfFlowClipping | 94 | CompositingReasonOutOfFlowClipping |
| 96 | CompositingReasonVideoOverlay | |
| 97 | CompositingReasonWillChangeCompositingHint; | 95 | CompositingReasonWillChangeCompositingHint; |
| 98 | 96 |
| 99 const uint64_t CompositingReasonComboAllDirectStyleDeterminedReasons = | 97 const uint64_t CompositingReasonComboAllDirectStyleDeterminedReasons = |
| 100 CompositingReason3DTransform | 98 CompositingReason3DTransform |
| 101 | CompositingReasonBackfaceVisibilityHidden | 99 | CompositingReasonBackfaceVisibilityHidden |
| 102 | CompositingReasonActiveAnimation | 100 | CompositingReasonActiveAnimation |
| 103 | CompositingReasonTransitionProperty | 101 | CompositingReasonTransitionProperty |
| 104 | CompositingReasonWillChangeCompositingHint; | 102 | CompositingReasonWillChangeCompositingHint; |
| 105 | 103 |
| 106 const uint64_t CompositingReasonComboCompositedDescendants = | 104 const uint64_t CompositingReasonComboCompositedDescendants = |
| (...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 168 const char* shortName; | 166 const char* shortName; |
| 169 const char* description; | 167 const char* description; |
| 170 }; | 168 }; |
| 171 | 169 |
| 172 PLATFORM_EXPORT extern const CompositingReasonStringMap kCompositingReasonString
Map[]; | 170 PLATFORM_EXPORT extern const CompositingReasonStringMap kCompositingReasonString
Map[]; |
| 173 PLATFORM_EXPORT extern size_t kNumberOfCompositingReasons; | 171 PLATFORM_EXPORT extern size_t kNumberOfCompositingReasons; |
| 174 | 172 |
| 175 } // namespace blink | 173 } // namespace blink |
| 176 | 174 |
| 177 #endif // CompositingReasons_h | 175 #endif // CompositingReasons_h |
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