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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 | 5 |
| 6 #include "config.h" | 6 #include "config.h" |
| 7 | 7 |
| 8 #if USE(ACCELERATED_COMPOSITING) | 8 #if USE(ACCELERATED_COMPOSITING) |
| 9 | 9 |
| 10 #include "CanvasLayerTextureUpdater.h" | 10 #include "CanvasLayerTextureUpdater.h" |
| 11 | 11 |
| 12 #include "CCRenderingStats.h" | 12 #include "CCRenderingStats.h" |
| 13 #include "FloatRect.h" | 13 #include "FloatRect.h" |
| 14 #include "LayerPainterChromium.h" | 14 #include "LayerPainterChromium.h" |
| 15 #include "SkCanvas.h" | 15 #include "SkCanvas.h" |
| 16 #include "SkPaint.h" | 16 #include "SkPaint.h" |
| 17 #include "SkRect.h" | 17 #include "SkRect.h" |
| 18 #include "SkiaUtils.h" | 18 #include "SkiaUtils.h" |
| 19 #include "TraceEvent.h" | 19 #include "TraceEvent.h" |
| 20 #include <wtf/CurrentTime.h> | 20 #include <wtf/CurrentTime.h> |
| 21 | 21 |
| 22 namespace WebCore { | 22 namespace cc { |
| 23 | 23 |
| 24 CanvasLayerTextureUpdater::CanvasLayerTextureUpdater(PassOwnPtr<LayerPainterChro
mium> painter) | 24 CanvasLayerTextureUpdater::CanvasLayerTextureUpdater(PassOwnPtr<LayerPainterChro
mium> painter) |
| 25 : m_painter(painter) | 25 : m_painter(painter) |
| 26 { | 26 { |
| 27 } | 27 } |
| 28 | 28 |
| 29 CanvasLayerTextureUpdater::~CanvasLayerTextureUpdater() | 29 CanvasLayerTextureUpdater::~CanvasLayerTextureUpdater() |
| 30 { | 30 { |
| 31 } | 31 } |
| 32 | 32 |
| 33 void CanvasLayerTextureUpdater::paintContents(SkCanvas* canvas, const IntRect& c
ontentRect, float contentsWidthScale, float contentsHeightScale, IntRect& result
ingOpaqueRect, CCRenderingStats& stats) | 33 void CanvasLayerTextureUpdater::paintContents(SkCanvas* canvas, const IntRect& c
ontentRect, float contentsWidthScale, float contentsHeightScale, IntRect& result
ingOpaqueRect, CCRenderingStats& stats) |
| 34 { | 34 { |
| 35 TRACE_EVENT0("cc", "CanvasLayerTextureUpdater::paintContents"); | 35 TRACE_EVENT0("cc", "CanvasLayerTextureUpdater::paintContents"); |
| 36 canvas->save(); | 36 canvas->save(); |
| 37 canvas->translate(WebCoreFloatToSkScalar(-contentRect.x()), WebCoreFloatToSk
Scalar(-contentRect.y())); | 37 canvas->translate(CCFloatToSkScalar(-contentRect.x()), CCFloatToSkScalar(-co
ntentRect.y())); |
| 38 | 38 |
| 39 IntRect layerRect = contentRect; | 39 IntRect layerRect = contentRect; |
| 40 | 40 |
| 41 if (contentsWidthScale != 1 || contentsHeightScale != 1) { | 41 if (contentsWidthScale != 1 || contentsHeightScale != 1) { |
| 42 canvas->scale(WebCoreFloatToSkScalar(contentsWidthScale), WebCoreFloatTo
SkScalar(contentsHeightScale)); | 42 canvas->scale(CCFloatToSkScalar(contentsWidthScale), CCFloatToSkScalar(c
ontentsHeightScale)); |
| 43 | 43 |
| 44 FloatRect rect = contentRect; | 44 FloatRect rect = contentRect; |
| 45 rect.scale(1 / contentsWidthScale, 1 / contentsHeightScale); | 45 rect.scale(1 / contentsWidthScale, 1 / contentsHeightScale); |
| 46 layerRect = enclosingIntRect(rect); | 46 layerRect = enclosingIntRect(rect); |
| 47 } | 47 } |
| 48 | 48 |
| 49 SkPaint paint; | 49 SkPaint paint; |
| 50 paint.setAntiAlias(false); | 50 paint.setAntiAlias(false); |
| 51 paint.setXfermodeMode(SkXfermode::kClear_Mode); | 51 paint.setXfermodeMode(SkXfermode::kClear_Mode); |
| 52 SkRect layerSkRect = SkRect::MakeXYWH(layerRect.x(), layerRect.y(), layerRec
t.width(), layerRect.height()); | 52 SkRect layerSkRect = SkRect::MakeXYWH(layerRect.x(), layerRect.y(), layerRec
t.width(), layerRect.height()); |
| 53 canvas->drawRect(layerSkRect, paint); | 53 canvas->drawRect(layerSkRect, paint); |
| 54 canvas->clipRect(layerSkRect); | 54 canvas->clipRect(layerSkRect); |
| 55 | 55 |
| 56 FloatRect opaqueLayerRect; | 56 FloatRect opaqueLayerRect; |
| 57 double paintBeginTime = monotonicallyIncreasingTime(); | 57 double paintBeginTime = monotonicallyIncreasingTime(); |
| 58 m_painter->paint(canvas, layerRect, opaqueLayerRect); | 58 m_painter->paint(canvas, layerRect, opaqueLayerRect); |
| 59 stats.totalPaintTimeInSeconds += monotonicallyIncreasingTime() - paintBeginT
ime; | 59 stats.totalPaintTimeInSeconds += monotonicallyIncreasingTime() - paintBeginT
ime; |
| 60 canvas->restore(); | 60 canvas->restore(); |
| 61 | 61 |
| 62 FloatRect opaqueContentRect = opaqueLayerRect; | 62 FloatRect opaqueContentRect = opaqueLayerRect; |
| 63 opaqueContentRect.scale(contentsWidthScale, contentsHeightScale); | 63 opaqueContentRect.scale(contentsWidthScale, contentsHeightScale); |
| 64 resultingOpaqueRect = enclosedIntRect(opaqueContentRect); | 64 resultingOpaqueRect = enclosedIntRect(opaqueContentRect); |
| 65 | 65 |
| 66 m_contentRect = contentRect; | 66 m_contentRect = contentRect; |
| 67 } | 67 } |
| 68 | 68 |
| 69 } // namespace WebCore | 69 } // namespace cc |
| 70 #endif // USE(ACCELERATED_COMPOSITING) | 70 #endif // USE(ACCELERATED_COMPOSITING) |
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