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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "GrLayerCache.h" | 8 #include "GrLayerCache.h" |
9 #include "GrLayerHoister.h" | 9 #include "GrLayerHoister.h" |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
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54 return anyHoisted; | 54 return anyHoisted; |
55 } | 55 } |
56 | 56 |
57 void GrLayerHoister::DrawLayers(const SkPicture* picture, | 57 void GrLayerHoister::DrawLayers(const SkPicture* picture, |
58 const SkTDArray<GrCachedLayer*>& atlased, | 58 const SkTDArray<GrCachedLayer*>& atlased, |
59 const SkTDArray<GrCachedLayer*>& nonAtlased) { | 59 const SkTDArray<GrCachedLayer*>& nonAtlased) { |
60 // Render the atlased layers that require it | 60 // Render the atlased layers that require it |
61 if (atlased.count() > 0) { | 61 if (atlased.count() > 0) { |
62 // All the atlased layers are rendered into the same GrTexture | 62 // All the atlased layers are rendered into the same GrTexture |
63 SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTargetDirect( | 63 SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTargetDirect( |
64 atlased[0]->texture()->asRenderT
arget(), | 64 atlased[0]->texture()->asRenderTarget(),
NULL, |
65 SkSurface::kStandard_TextRenderM
ode, | 65 SkSurface::kDontClear_RenderTargetFlag))
; |
66 SkSurface::kDontClear_RenderTarg
etFlag)); | |
67 | 66 |
68 SkCanvas* atlasCanvas = surface->getCanvas(); | 67 SkCanvas* atlasCanvas = surface->getCanvas(); |
69 | 68 |
70 SkPaint paint; | 69 SkPaint paint; |
71 paint.setColor(SK_ColorTRANSPARENT); | 70 paint.setColor(SK_ColorTRANSPARENT); |
72 paint.setXfermode(SkXfermode::Create(SkXfermode::kSrc_Mode))->unref(); | 71 paint.setXfermode(SkXfermode::Create(SkXfermode::kSrc_Mode))->unref(); |
73 | 72 |
74 for (int i = 0; i < atlased.count(); ++i) { | 73 for (int i = 0; i < atlased.count(); ++i) { |
75 GrCachedLayer* layer = atlased[i]; | 74 GrCachedLayer* layer = atlased[i]; |
76 | 75 |
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109 | 108 |
110 atlasCanvas->flush(); | 109 atlasCanvas->flush(); |
111 } | 110 } |
112 | 111 |
113 // Render the non-atlased layers that require it | 112 // Render the non-atlased layers that require it |
114 for (int i = 0; i < nonAtlased.count(); ++i) { | 113 for (int i = 0; i < nonAtlased.count(); ++i) { |
115 GrCachedLayer* layer = nonAtlased[i]; | 114 GrCachedLayer* layer = nonAtlased[i]; |
116 | 115 |
117 // Each non-atlased layer has its own GrTexture | 116 // Each non-atlased layer has its own GrTexture |
118 SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTargetDirect( | 117 SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTargetDirect( |
119 layer->texture()->asRenderTarget
(), | 118 layer->texture()->asRenderTarget(), NULL
, |
120 SkSurface::kStandard_TextRenderM
ode, | 119 SkSurface::kDontClear_RenderTargetFlag))
; |
121 SkSurface::kDontClear_RenderTarg
etFlag)); | |
122 | 120 |
123 SkCanvas* layerCanvas = surface->getCanvas(); | 121 SkCanvas* layerCanvas = surface->getCanvas(); |
124 | 122 |
125 // Add a rect clip to make sure the rendering doesn't | 123 // Add a rect clip to make sure the rendering doesn't |
126 // extend beyond the boundaries of the atlased sub-rect | 124 // extend beyond the boundaries of the atlased sub-rect |
127 SkRect bound = SkRect::MakeXYWH(SkIntToScalar(layer->rect().fLeft), | 125 SkRect bound = SkRect::MakeXYWH(SkIntToScalar(layer->rect().fLeft), |
128 SkIntToScalar(layer->rect().fTop), | 126 SkIntToScalar(layer->rect().fTop), |
129 SkIntToScalar(layer->rect().width()), | 127 SkIntToScalar(layer->rect().width()), |
130 SkIntToScalar(layer->rect().height())); | 128 SkIntToScalar(layer->rect().height())); |
131 | 129 |
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172 #if DISABLE_CACHING | 170 #if DISABLE_CACHING |
173 // This code completely clears out the atlas. It is required when | 171 // This code completely clears out the atlas. It is required when |
174 // caching is disabled so the atlas doesn't fill up and force more | 172 // caching is disabled so the atlas doesn't fill up and force more |
175 // free floating layers | 173 // free floating layers |
176 layerCache->purge(picture->uniqueID()); | 174 layerCache->purge(picture->uniqueID()); |
177 | 175 |
178 layerCache->purgeAll(); | 176 layerCache->purgeAll(); |
179 #endif | 177 #endif |
180 } | 178 } |
181 | 179 |
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