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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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 #include "cc/render_pass.h" | 5 #include "cc/render_pass.h" |
6 | 6 |
7 #include "cc/layer_impl.h" | 7 #include "cc/layer_impl.h" |
8 #include "cc/math_util.h" | 8 #include "cc/math_util.h" |
9 #include "cc/occlusion_tracker.h" | 9 #include "cc/occlusion_tracker.h" |
10 #include "cc/quad_culler.h" | 10 #include "cc/quad_culler.h" |
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47 copyPass->setHasTransparentBackground(m_hasTransparentBackground); | 47 copyPass->setHasTransparentBackground(m_hasTransparentBackground); |
48 copyPass->setHasOcclusionFromOutsideTargetSurface(m_hasOcclusionFromOutsideT
argetSurface); | 48 copyPass->setHasOcclusionFromOutsideTargetSurface(m_hasOcclusionFromOutsideT
argetSurface); |
49 copyPass->setFilters(m_filters); | 49 copyPass->setFilters(m_filters); |
50 copyPass->setBackgroundFilters(m_backgroundFilters); | 50 copyPass->setBackgroundFilters(m_backgroundFilters); |
51 copyPass->setFilter(m_filter); | 51 copyPass->setFilter(m_filter); |
52 return copyPass.Pass(); | 52 return copyPass.Pass(); |
53 } | 53 } |
54 | 54 |
55 void RenderPass::appendQuadsForLayer(LayerImpl* layer, OcclusionTrackerImpl* occ
lusionTracker, AppendQuadsData& appendQuadsData) | 55 void RenderPass::appendQuadsForLayer(LayerImpl* layer, OcclusionTrackerImpl* occ
lusionTracker, AppendQuadsData& appendQuadsData) |
56 { | 56 { |
57 const bool forSurface = false; | 57 bool forSurface = false; |
58 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, layer, occlusionTra
cker, layer->hasDebugBorders(), forSurface); | 58 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, layer, occlusionTra
cker, layer->showDebugBorders(), forSurface); |
59 | 59 |
60 layer->appendQuads(quadCuller, appendQuadsData); | 60 layer->appendQuads(quadCuller, appendQuadsData); |
61 } | 61 } |
62 | 62 |
63 void RenderPass::appendQuadsForRenderSurfaceLayer(LayerImpl* layer, const Render
Pass* contributingRenderPass, OcclusionTrackerImpl* occlusionTracker, AppendQuad
sData& appendQuadsData) | 63 void RenderPass::appendQuadsForRenderSurfaceLayer(LayerImpl* layer, const Render
Pass* contributingRenderPass, OcclusionTrackerImpl* occlusionTracker, AppendQuad
sData& appendQuadsData) |
64 { | 64 { |
65 const bool forSurface = true; | 65 bool forSurface = true; |
66 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, layer, occlusionTra
cker, layer->hasDebugBorders(), forSurface); | 66 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, layer, occlusionTra
cker, layer->showDebugBorders(), forSurface); |
67 | 67 |
68 bool isReplica = false; | 68 bool isReplica = false; |
69 layer->renderSurface()->appendQuads(quadCuller, appendQuadsData, isReplica,
contributingRenderPass->id()); | 69 layer->renderSurface()->appendQuads(quadCuller, appendQuadsData, isReplica,
contributingRenderPass->id()); |
70 | 70 |
71 // Add replica after the surface so that it appears below the surface. | 71 // Add replica after the surface so that it appears below the surface. |
72 if (layer->hasReplica()) { | 72 if (layer->hasReplica()) { |
73 isReplica = true; | 73 isReplica = true; |
74 layer->renderSurface()->appendQuads(quadCuller, appendQuadsData, isRepli
ca, contributingRenderPass->id()); | 74 layer->renderSurface()->appendQuads(quadCuller, appendQuadsData, isRepli
ca, contributingRenderPass->id()); |
75 } | 75 } |
76 } | 76 } |
77 | 77 |
78 void RenderPass::appendQuadsToFillScreen(LayerImpl* rootLayer, SkColor screenBac
kgroundColor, const OcclusionTrackerImpl& occlusionTracker) | 78 void RenderPass::appendQuadsToFillScreen(LayerImpl* rootLayer, SkColor screenBac
kgroundColor, const OcclusionTrackerImpl& occlusionTracker) |
79 { | 79 { |
80 if (!rootLayer || !screenBackgroundColor) | 80 if (!rootLayer || !screenBackgroundColor) |
81 return; | 81 return; |
82 | 82 |
83 Region fillRegion = occlusionTracker.computeVisibleRegionInScreen(); | 83 Region fillRegion = occlusionTracker.computeVisibleRegionInScreen(); |
84 if (fillRegion.IsEmpty()) | 84 if (fillRegion.IsEmpty()) |
85 return; | 85 return; |
86 | 86 |
87 bool forSurface = false; | 87 bool forSurface = false; |
88 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, rootLayer, &occlusi
onTracker, rootLayer->hasDebugBorders(), forSurface); | 88 QuadCuller quadCuller(m_quadList, m_sharedQuadStateList, rootLayer, &occlusi
onTracker, rootLayer->showDebugBorders(), forSurface); |
89 | 89 |
90 // Manually create the quad state for the gutter quads, as the root layer | 90 // Manually create the quad state for the gutter quads, as the root layer |
91 // doesn't have any bounds and so can't generate this itself. | 91 // doesn't have any bounds and so can't generate this itself. |
92 // FIXME: Make the gutter quads generated by the solid color layer (make it
smarter about generating quads to fill unoccluded areas). | 92 // FIXME: Make the gutter quads generated by the solid color layer (make it
smarter about generating quads to fill unoccluded areas). |
93 gfx::Rect rootTargetRect = rootLayer->renderSurface()->contentRect(); | 93 gfx::Rect rootTargetRect = rootLayer->renderSurface()->contentRect(); |
94 float opacity = 1; | 94 float opacity = 1; |
95 bool opaque = true; | 95 bool opaque = true; |
96 SharedQuadState* sharedQuadState = quadCuller.useSharedQuadState(SharedQuadS
tate::create(rootLayer->drawTransform(), rootTargetRect, rootTargetRect, opacity
, opaque)); | 96 SharedQuadState* sharedQuadState = quadCuller.useSharedQuadState(SharedQuadS
tate::create(rootLayer->drawTransform(), rootTargetRect, rootTargetRect, opacity
, opaque)); |
97 DCHECK(rootLayer->screenSpaceTransform().isInvertible()); | 97 DCHECK(rootLayer->screenSpaceTransform().isInvertible()); |
98 WebTransformationMatrix transformToLayerSpace = rootLayer->screenSpaceTransf
orm().inverse(); | 98 WebTransformationMatrix transformToLayerSpace = rootLayer->screenSpaceTransf
orm().inverse(); |
99 for (Region::Iterator fillRects(fillRegion); fillRects.has_rect(); fillRects
.next()) { | 99 for (Region::Iterator fillRects(fillRegion); fillRects.has_rect(); fillRects
.next()) { |
100 // The root layer transform is composed of translations and scales only,
no perspective, so mapping is sufficient. | 100 // The root layer transform is composed of translations and scales only,
no perspective, so mapping is sufficient. |
101 gfx::Rect layerRect = MathUtil::mapClippedRect(transformToLayerSpace, fi
llRects.rect()); | 101 gfx::Rect layerRect = MathUtil::mapClippedRect(transformToLayerSpace, fi
llRects.rect()); |
102 // Skip the quad culler and just append the quads directly to avoid occl
usion checks. | 102 // Skip the quad culler and just append the quads directly to avoid occl
usion checks. |
103 m_quadList.append(SolidColorDrawQuad::create(sharedQuadState, layerRect,
screenBackgroundColor).PassAs<DrawQuad>()); | 103 m_quadList.append(SolidColorDrawQuad::create(sharedQuadState, layerRect,
screenBackgroundColor).PassAs<DrawQuad>()); |
104 } | 104 } |
105 } | 105 } |
106 | 106 |
107 void RenderPass::setFilter(SkImageFilter* filter) { | 107 void RenderPass::setFilter(SkImageFilter* filter) { |
108 SkRefCnt_SafeAssign(m_filter, filter); | 108 SkRefCnt_SafeAssign(m_filter, filter); |
109 } | 109 } |
110 | 110 |
111 } // namespace cc | 111 } // namespace cc |
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