1 /* 2 * Copyright 2011, The Android Open Source Project 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #define LOG_TAG "BaseRenderer" 27 #define LOG_NDEBUG 1 28 29 #include "config.h" 30 #include "BaseRenderer.h" 31 32 #if USE(ACCELERATED_COMPOSITING) 33 34 #include "AndroidLog.h" 35 #include "GaneshRenderer.h" 36 #include "GLUtils.h" 37 #include "InstrumentedPlatformCanvas.h" 38 #include "RasterRenderer.h" 39 #include "SkBitmap.h" 40 #include "SkBitmapRef.h" 41 #include "SkCanvas.h" 42 #include "SkDevice.h" 43 #include "SkPicture.h" 44 #include "SkTypeface.h" 45 #include "Tile.h" 46 #include "TilesManager.h" 47 48 #include <wtf/text/CString.h> 49 50 #define UPDATE_COUNT_MASK 0xFF // displayed count wraps at 256 51 #define UPDATE_COUNT_ALPHA_MASK 0x1F // alpha wraps at 32 52 53 namespace WebCore { 54 55 BaseRenderer::RendererType BaseRenderer::g_currentType = BaseRenderer::Raster; 56 57 BaseRenderer* BaseRenderer::createRenderer() 58 { 59 if (g_currentType == Raster) 60 return new RasterRenderer(); 61 else if (g_currentType == Ganesh) 62 return new GaneshRenderer(); 63 return NULL; 64 } 65 66 void BaseRenderer::swapRendererIfNeeded(BaseRenderer*& renderer) 67 { 68 if (renderer->getType() == g_currentType) 69 return; 70 71 delete renderer; 72 renderer = createRenderer(); 73 } 74 75 void BaseRenderer::drawTileInfo(SkCanvas* canvas, 76 const TileRenderInfo& renderInfo, int updateCount, double renderDuration) 77 { 78 static SkTypeface* s_typeface = 0; 79 if (!s_typeface) 80 s_typeface = SkTypeface::CreateFromName("", SkTypeface::kBold); 81 SkPaint paint; 82 paint.setTextSize(17); 83 char str[256]; 84 snprintf(str, 256, " (%d,%d) %.2fx %d %.1fms", renderInfo.x, renderInfo.y, 85 renderInfo.scale, updateCount, renderDuration); 86 paint.setARGB(128, 255, 255, 255); 87 canvas->drawRectCoords(0, 0, renderInfo.tileSize.fWidth, 17, paint); 88 paint.setARGB(255, 255, 0, 0); 89 paint.setTypeface(s_typeface); 90 canvas->drawText(str, strlen(str), 20, 15, paint); 91 } 92 93 void BaseRenderer::renderTiledContent(TileRenderInfo& renderInfo) 94 { 95 const bool visualIndicator = TilesManager::instance()->getShowVisualIndicator(); 96 const SkSize& tileSize = renderInfo.tileSize; 97 98 Color *background = renderInfo.tilePainter->background(); 99 InstrumentedPlatformCanvas canvas(TilesManager::instance()->tileWidth(), 100 TilesManager::instance()->tileHeight(), 101 background ? *background : Color::transparent); 102 setupCanvas(renderInfo, &canvas); 103 104 if (!canvas.getDevice()) { 105 // TODO: consider ALOGE 106 ALOGV("Error: No Device"); 107 return; 108 } 109 110 double before; 111 if (visualIndicator) { 112 canvas.save(); 113 before = currentTimeMS(); 114 } 115 116 canvas.translate(-renderInfo.x * tileSize.width(), -renderInfo.y * tileSize.height()); 117 canvas.scale(renderInfo.scale, renderInfo.scale); 118 renderInfo.tilePainter->paint(&canvas); 119 120 checkForPureColor(renderInfo, canvas); 121 122 if (visualIndicator) { 123 double after = currentTimeMS(); 124 canvas.restore(); 125 unsigned int updateCount = renderInfo.tilePainter->getUpdateCount() & UPDATE_COUNT_MASK; 126 const int color = updateCount & UPDATE_COUNT_ALPHA_MASK; 127 128 // only color the invalidated area 129 SkPaint paint; 130 paint.setARGB(color, 0, 255, 0); 131 SkIRect rect; 132 rect.set(0, 0, tileSize.width(), tileSize.height()); 133 canvas.drawIRect(rect, paint); 134 135 drawTileInfo(&canvas, renderInfo, updateCount, after - before); 136 137 // paint the tile boundaries 138 paint.setARGB(64, 255, 0, 0); 139 paint.setStrokeWidth(3); 140 canvas.drawLine(0, 0, tileSize.width(), tileSize.height(), paint); 141 paint.setARGB(64, 0, 255, 0); 142 canvas.drawLine(0, tileSize.height(), tileSize.width(), 0, paint); 143 paint.setARGB(128, 0, 0, 255); 144 canvas.drawLine(tileSize.width(), 0, tileSize.width(), tileSize.height(), paint); 145 } 146 renderingComplete(renderInfo, &canvas); 147 } 148 149 void BaseRenderer::checkForPureColor(TileRenderInfo& renderInfo, InstrumentedPlatformCanvas& canvas) 150 { 151 renderInfo.isPureColor = canvas.isSolidColor(); 152 renderInfo.pureColor = canvas.solidColor(); 153 deviceCheckForPureColor(renderInfo, &canvas); 154 } 155 156 } // namespace WebCore 157 158 #endif // USE(ACCELERATED_COMPOSITING) 159