cc: Rename cc classes and members to match filenames

cc/overdraw_metrics.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 
 #include "CCOverdrawMetrics.h"
 
 #include "CCLayerTreeHost.h"
 #include "CCLayerTreeHostImpl.h"
 #include "CCMathUtil.h"
 #include "FloatQuad.h"
 #include "IntRect.h"
 #include "TraceEvent.h"
 #include <public/Platform.h>
 #include <public/WebTransformationMatrix.h>
 
 using WebKit::WebTransformationMatrix;
 
 namespace cc {
 
-CCOverdrawMetrics::CCOverdrawMetrics(bool recordMetricsForFrame)
+OverdrawMetrics::OverdrawMetrics(bool recordMetricsForFrame)
     : m_recordMetricsForFrame(recordMetricsForFrame)
     , m_pixelsPainted(0)
     , m_pixelsUploadedOpaque(0)
     , m_pixelsUploadedTranslucent(0)
     , m_tilesCulledForUpload(0)
     , m_contentsTextureUseBytes(0)
     , m_renderSurfaceTextureUseBytes(0)
     , m_pixelsDrawnOpaque(0)
     , m_pixelsDrawnTranslucent(0)
     , m_pixelsCulledForDrawing(0)
@@ skipping 15 matching lines @@
     for (int i = 0; i < numPoints; ++i)
         area += wedgeProduct(points[i], points[(i+1)%numPoints]);
     return fabs(0.5f * area);
 }
 
 // Takes a given quad, maps it by the given transformation, and gives the area of the resulting polygon.
 static inline float areaOfMappedQuad(const WebTransformationMatrix& transform, const FloatQuad& quad)
 {
     FloatPoint clippedQuad[8];
     int numVerticesInClippedQuad = 0;
-    CCMathUtil::mapClippedQuad(transform, quad, clippedQuad, numVerticesInClippedQuad);
+    MathUtil::mapClippedQuad(transform, quad, clippedQuad, numVerticesInClippedQuad);
     return polygonArea(clippedQuad, numVerticesInClippedQuad);
 }
 
-void CCOverdrawMetrics::didPaint(const IntRect& paintedRect)
+void OverdrawMetrics::didPaint(const IntRect& paintedRect)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     m_pixelsPainted += static_cast<float>(paintedRect.width()) * paintedRect.height();
 }
 
-void CCOverdrawMetrics::didCullTileForUpload()
+void OverdrawMetrics::didCullTileForUpload()
 {
     if (m_recordMetricsForFrame)
         ++m_tilesCulledForUpload;
 }
 
-void CCOverdrawMetrics::didUpload(const WebTransformationMatrix& transformToTarget, const IntRect& uploadRect, const IntRect& opaqueRect)
+void OverdrawMetrics::didUpload(const WebTransformationMatrix& transformToTarget, const IntRect& uploadRect, const IntRect& opaqueRect)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     float uploadArea = areaOfMappedQuad(transformToTarget, FloatQuad(uploadRect));
     float uploadOpaqueArea = areaOfMappedQuad(transformToTarget, FloatQuad(intersection(opaqueRect, uploadRect)));
 
     m_pixelsUploadedOpaque += uploadOpaqueArea;
     m_pixelsUploadedTranslucent += uploadArea - uploadOpaqueArea;
 }
 
-void CCOverdrawMetrics::didUseContentsTextureMemoryBytes(size_t contentsTextureUseBytes)
+void OverdrawMetrics::didUseContentsTextureMemoryBytes(size_t contentsTextureUseBytes)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     m_contentsTextureUseBytes += contentsTextureUseBytes;
 }
 
-void CCOverdrawMetrics::didUseRenderSurfaceTextureMemoryBytes(size_t renderSurfaceUseBytes)
+void OverdrawMetrics::didUseRenderSurfaceTextureMemoryBytes(size_t renderSurfaceUseBytes)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     m_renderSurfaceTextureUseBytes += renderSurfaceUseBytes;
 }
 
-void CCOverdrawMetrics::didCullForDrawing(const WebTransformationMatrix& transformToTarget, const IntRect& beforeCullRect, const IntRect& afterCullRect)
+void OverdrawMetrics::didCullForDrawing(const WebTransformationMatrix& transformToTarget, const IntRect& beforeCullRect, const IntRect& afterCullRect)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     float beforeCullArea = areaOfMappedQuad(transformToTarget, FloatQuad(beforeCullRect));
     float afterCullArea = areaOfMappedQuad(transformToTarget, FloatQuad(afterCullRect));
 
     m_pixelsCulledForDrawing += beforeCullArea - afterCullArea;
 }
 
-void CCOverdrawMetrics::didDraw(const WebTransformationMatrix& transformToTarget, const IntRect& afterCullRect, const IntRect& opaqueRect)
+void OverdrawMetrics::didDraw(const WebTransformationMatrix& transformToTarget, const IntRect& afterCullRect, const IntRect& opaqueRect)
 {
     if (!m_recordMetricsForFrame)
         return;
 
     float afterCullArea = areaOfMappedQuad(transformToTarget, FloatQuad(afterCullRect));
     float afterCullOpaqueArea = areaOfMappedQuad(transformToTarget, FloatQuad(intersection(opaqueRect, afterCullRect)));
 
     m_pixelsDrawnOpaque += afterCullOpaqueArea;
     m_pixelsDrawnTranslucent += afterCullArea - afterCullOpaqueArea;
 }
 
-void CCOverdrawMetrics::recordMetrics(const CCLayerTreeHost* layerTreeHost) const
+void OverdrawMetrics::recordMetrics(const LayerTreeHost* layerTreeHost) const
 {
     if (m_recordMetricsForFrame)
-        recordMetricsInternal<CCLayerTreeHost>(UpdateAndCommit, layerTreeHost);
+        recordMetricsInternal<LayerTreeHost>(UpdateAndCommit, layerTreeHost);
 }
 
-void CCOverdrawMetrics::recordMetrics(const CCLayerTreeHostImpl* layerTreeHost) const
+void OverdrawMetrics::recordMetrics(const LayerTreeHostImpl* layerTreeHost) const
 {
     if (m_recordMetricsForFrame)
-        recordMetricsInternal<CCLayerTreeHostImpl>(DrawingToScreen, layerTreeHost);
+        recordMetricsInternal<LayerTreeHostImpl>(DrawingToScreen, layerTreeHost);
 }
 
 template<typename LayerTreeHostType>
-void CCOverdrawMetrics::recordMetricsInternal(MetricsType metricsType, const LayerTreeHostType* layerTreeHost) const
+void OverdrawMetrics::recordMetricsInternal(MetricsType metricsType, const LayerTreeHostType* layerTreeHost) const
 {
     // This gives approximately 10x the percentage of pixels to fill the viewport once.
     float normalization = 1000.f / (layerTreeHost->deviceViewportSize().width() * layerTreeHost->deviceViewportSize().height());
     // This gives approximately 100x the percentage of tiles to fill the viewport once, if all tiles were 256x256.
     float tileNormalization = 10000.f / (layerTreeHost->deviceViewportSize().width() / 256.f * layerTreeHost->deviceViewportSize().height() / 256.f);
     // This gives approximately 10x the percentage of bytes to fill the viewport once, assuming 4 bytes per pixel.
     float byteNormalization = normalization / 4;
 
     switch (metricsType) {
     case DrawingToScreen:
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountOpaque_Draw", static_cast<int>(normalization * m_pixelsDrawnOpaque), 100, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountTranslucent_Draw", static_cast<int>(normalization * m_pixelsDrawnTranslucent), 100, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountCulled_Draw", static_cast<int>(normalization * m_pixelsCulledForDrawing), 100, 1000000, 50);
 
         {
             TRACE_COUNTER_ID1("cc", "DrawPixelsCulled", layerTreeHost, m_pixelsCulledForDrawing);
-            TRACE_EVENT2("cc", "CCOverdrawMetrics", "PixelsDrawnOpaque", m_pixelsDrawnOpaque, "PixelsDrawnTranslucent", m_pixelsDrawnTranslucent);
+            TRACE_EVENT2("cc", "OverdrawMetrics", "PixelsDrawnOpaque", m_pixelsDrawnOpaque, "PixelsDrawnTranslucent", m_pixelsDrawnTranslucent);
         }
         break;
     case UpdateAndCommit:
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountPainted", static_cast<int>(normalization * m_pixelsPainted), 100, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountOpaque_Upload", static_cast<int>(normalization * m_pixelsUploadedOpaque), 100, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.pixelCountTranslucent_Upload", static_cast<int>(normalization * m_pixelsUploadedTranslucent), 100, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.tileCountCulled_Upload", static_cast<int>(tileNormalization * m_tilesCulledForUpload), 100, 10000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.renderSurfaceTextureBytes_ViewportScaled", static_cast<int>(byteNormalization * m_renderSurfaceTextureUseBytes), 10, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.renderSurfaceTextureBytes_Unscaled", static_cast<int>(m_renderSurfaceTextureUseBytes / 1000), 1000, 100000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.contentsTextureBytes_ViewportScaled", static_cast<int>(byteNormalization * m_contentsTextureUseBytes), 10, 1000000, 50);
         WebKit::Platform::current()->histogramCustomCounts("Renderer4.contentsTextureBytes_Unscaled", static_cast<int>(m_contentsTextureUseBytes / 1000), 1000, 100000000, 50);
 
         {
             TRACE_COUNTER_ID1("cc", "UploadTilesCulled", layerTreeHost, m_tilesCulledForUpload);
-            TRACE_EVENT2("cc", "CCOverdrawMetrics", "PixelsUploadedOpaque", m_pixelsUploadedOpaque, "PixelsUploadedTranslucent", m_pixelsUploadedTranslucent);
+            TRACE_EVENT2("cc", "OverdrawMetrics", "PixelsUploadedOpaque", m_pixelsUploadedOpaque, "PixelsUploadedTranslucent", m_pixelsUploadedTranslucent);
         }
         {
             // This must be in a different scope than the TRACE_EVENT2 above.
-            TRACE_EVENT1("cc", "CCOverdrawPaintMetrics", "PixelsPainted", m_pixelsPainted);
+            TRACE_EVENT1("cc", "OverdrawPaintMetrics", "PixelsPainted", m_pixelsPainted);
         }
         {
             // This must be in a different scope than the TRACE_EVENTs above.
-            TRACE_EVENT2("cc", "CCOverdrawPaintMetrics", "ContentsTextureBytes", m_contentsTextureUseBytes, "RenderSurfaceTextureBytes", m_renderSurfaceTextureUseBytes);
+            TRACE_EVENT2("cc", "OverdrawPaintMetrics", "ContentsTextureBytes", m_contentsTextureUseBytes, "RenderSurfaceTextureBytes", m_renderSurfaceTextureUseBytes);
         }
         break;
     }
 }
 
 } // namespace cc