Source/WebKit2/UIProcess/CoordinatedGraphics/CoordinatedLayerTreeHostProxy.cpp

   1 /*
   2     Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
   3
   4     This library is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU Library General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   8
   9     This library is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12     Library General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "config.h"
  21
  22 #if USE(COORDINATED_GRAPHICS)
  23 #include "CoordinatedLayerTreeHostProxy.h"
  24
  25 #include "CoordinatedLayerTreeHostMessages.h"
  26 #include "CoordinatedLayerTreeHostProxyMessages.h"
  27 #include "WebCoreArgumentCoders.h"
  28 #include "WebPageProxy.h"
  29 #include "WebProcessProxy.h"
  30 #include <WebCore/CoordinatedLayerInfo.h>
  31 #include <WebCore/GraphicsSurface.h>
  32 #include <WebCore/SurfaceUpdateInfo.h>
  33
  34 #if ENABLE(CSS_SHADERS)
  35 #include "CustomFilterProgramInfo.h"
  36 #endif
  37
  38 namespace WebKit {
  39
  40 using namespace WebCore;
  41
  42 CoordinatedLayerTreeHostProxy::CoordinatedLayerTreeHostProxy(DrawingAreaProxy* drawingAreaProxy)
  43     : m_drawingAreaProxy(drawingAreaProxy)
  44     , m_scene(adoptRef(new CoordinatedGraphicsScene(this)))
  45 {
  46     m_drawingAreaProxy->page()->process()->addMessageReceiver(Messages::CoordinatedLayerTreeHostProxy::messageReceiverName(), m_drawingAreaProxy->page()->pageID(), this);
  47 }
  48
  49 CoordinatedLayerTreeHostProxy::~CoordinatedLayerTreeHostProxy()
  50 {
  51     m_drawingAreaProxy->page()->process()->removeMessageReceiver(Messages::CoordinatedLayerTreeHostProxy::messageReceiverName(), m_drawingAreaProxy->page()->pageID());
  52     m_scene->detach();
  53 }
  54
  55 void CoordinatedLayerTreeHostProxy::updateViewport()
  56 {
  57     m_drawingAreaProxy->updateViewport();
  58 }
  59
  60 void CoordinatedLayerTreeHostProxy::dispatchUpdate(const Function<void()>& function)
  61 {
  62     m_scene->appendUpdate(function);
  63 }
  64
  65 void CoordinatedLayerTreeHostProxy::createTileForLayer(CoordinatedLayerID layerID, uint32_t tileID, const IntRect& tileRect, const SurfaceUpdateInfo& updateInfo)
  66 {
  67     dispatchUpdate(bind(&CoordinatedGraphicsScene::createTile, m_scene.get(), layerID, tileID, updateInfo.scaleFactor));
  68     updateTileForLayer(layerID, tileID, tileRect, updateInfo);
  69 }
  70
  71 void CoordinatedLayerTreeHostProxy::updateTileForLayer(CoordinatedLayerID layerID, uint32_t tileID, const IntRect& tileRect, const SurfaceUpdateInfo& updateInfo)
  72 {
  73     dispatchUpdate(bind(&CoordinatedGraphicsScene::updateTile, m_scene.get(), layerID, tileID, CoordinatedGraphicsScene::TileUpdate(updateInfo.updateRect, tileRect, updateInfo.atlasID, updateInfo.surfaceOffset)));
  74 }
  75
  76 void CoordinatedLayerTreeHostProxy::removeTileForLayer(CoordinatedLayerID layerID, uint32_t tileID)
  77 {
  78     dispatchUpdate(bind(&CoordinatedGraphicsScene::removeTile, m_scene.get(), layerID, tileID));
  79 }
  80
  81 void CoordinatedLayerTreeHostProxy::createUpdateAtlas(uint32_t atlasID, const WebCoordinatedSurface::Handle& handle)
  82 {
  83     dispatchUpdate(bind(&CoordinatedGraphicsScene::createUpdateAtlas, m_scene.get(), atlasID, WebCoordinatedSurface::create(handle)));
  84 }
  85
  86 void CoordinatedLayerTreeHostProxy::removeUpdateAtlas(uint32_t atlasID)
  87 {
  88     dispatchUpdate(bind(&CoordinatedGraphicsScene::removeUpdateAtlas, m_scene.get(), atlasID));
  89 }
  90
  91 void CoordinatedLayerTreeHostProxy::createCompositingLayers(const Vector<CoordinatedLayerID>& ids)
  92 {
  93     dispatchUpdate(bind(&CoordinatedGraphicsScene::createLayers, m_scene.get(), ids));
  94 }
  95
  96 void CoordinatedLayerTreeHostProxy::deleteCompositingLayers(const Vector<CoordinatedLayerID>& ids)
  97 {
  98     dispatchUpdate(bind(&CoordinatedGraphicsScene::deleteLayers, m_scene.get(), ids));
  99 }
 100
 101 void CoordinatedLayerTreeHostProxy::setRootCompositingLayer(CoordinatedLayerID id)
 102 {
 103     dispatchUpdate(bind(&CoordinatedGraphicsScene::setRootLayerID, m_scene.get(), id));
 104 }
 105
 106 void CoordinatedLayerTreeHostProxy::setCompositingLayerState(CoordinatedLayerID id, const CoordinatedLayerInfo& info)
 107 {
 108     dispatchUpdate(bind(&CoordinatedGraphicsScene::setLayerState, m_scene.get(), id, info));
 109 }
 110
 111 void CoordinatedLayerTreeHostProxy::setCompositingLayerChildren(CoordinatedLayerID id, const Vector<CoordinatedLayerID>& children)
 112 {
 113     dispatchUpdate(bind(&CoordinatedGraphicsScene::setLayerChildren, m_scene.get(), id, children));
 114 }
 115
 116 #if ENABLE(CSS_FILTERS)
 117 void CoordinatedLayerTreeHostProxy::setCompositingLayerFilters(CoordinatedLayerID id, const FilterOperations& filters)
 118 {
 119     dispatchUpdate(bind(&CoordinatedGraphicsScene::setLayerFilters, m_scene.get(), id, filters));
 120 }
 121 #endif
 122
 123 #if ENABLE(CSS_SHADERS)
 124 void CoordinatedLayerTreeHostProxy::removeCustomFilterProgram(int id)
 125 {
 126     dispatchUpdate(bind(&CoordinatedGraphicsScene::removeCustomFilterProgram, m_scene.get(), id));
 127 }
 128 void CoordinatedLayerTreeHostProxy::createCustomFilterProgram(int id, const CustomFilterProgramInfo& programInfo)
 129 {
 130     dispatchUpdate(bind(&CoordinatedGraphicsScene::createCustomFilterProgram, m_scene.get(), id, programInfo));
 131 }
 132 #endif
 133
 134 void CoordinatedLayerTreeHostProxy::didRenderFrame(const IntSize& contentsSize, const IntRect& coveredRect)
 135 {
 136     dispatchUpdate(bind(&CoordinatedGraphicsScene::flushLayerChanges, m_scene.get()));
 137     updateViewport();
 138 #if USE(TILED_BACKING_STORE)
 139     m_drawingAreaProxy->page()->didRenderFrame(contentsSize, coveredRect);
 140 #else
 141     UNUSED_PARAM(contentsSize);
 142     UNUSED_PARAM(coveredRect);
 143 #endif
 144 }
 145
 146 void CoordinatedLayerTreeHostProxy::createImageBacking(CoordinatedImageBackingID imageID)
 147 {
 148     dispatchUpdate(bind(&CoordinatedGraphicsScene::createImageBacking, m_scene.get(), imageID));
 149 }
 150
 151 void CoordinatedLayerTreeHostProxy::updateImageBacking(CoordinatedImageBackingID imageID, const WebCoordinatedSurface::Handle& handle)
 152 {
 153     dispatchUpdate(bind(&CoordinatedGraphicsScene::updateImageBacking, m_scene.get(), imageID, WebCoordinatedSurface::create(handle)));
 154 }
 155
 156 void CoordinatedLayerTreeHostProxy::clearImageBackingContents(CoordinatedImageBackingID imageID)
 157 {
 158     dispatchUpdate(bind(&CoordinatedGraphicsScene::clearImageBackingContents, m_scene.get(), imageID));
 159 }
 160
 161 void CoordinatedLayerTreeHostProxy::removeImageBacking(CoordinatedImageBackingID imageID)
 162 {
 163     dispatchUpdate(bind(&CoordinatedGraphicsScene::removeImageBacking, m_scene.get(), imageID));
 164 }
 165
 166 void CoordinatedLayerTreeHostProxy::setContentsSize(const FloatSize& contentsSize)
 167 {
 168     dispatchUpdate(bind(&CoordinatedGraphicsScene::setContentsSize, m_scene.get(), contentsSize));
 169 }
 170
 171 void CoordinatedLayerTreeHostProxy::setLayerAnimations(CoordinatedLayerID id, const GraphicsLayerAnimations& animations)
 172 {
 173     dispatchUpdate(bind(&CoordinatedGraphicsScene::setLayerAnimations, m_scene.get(), id, animations));
 174 }
 175
 176 void CoordinatedLayerTreeHostProxy::setAnimationsLocked(bool locked)
 177 {
 178     dispatchUpdate(bind(&CoordinatedGraphicsScene::setAnimationsLocked, m_scene.get(), locked));
 179 }
 180
 181 void CoordinatedLayerTreeHostProxy::setVisibleContentsRect(const FloatRect& rect, const FloatPoint& trajectoryVector)
 182 {
 183     // Inform the renderer to adjust viewport-fixed layers.
 184     dispatchUpdate(bind(&CoordinatedGraphicsScene::setVisibleContentsRect, m_scene.get(), rect));
 185
 186     if (rect == m_lastSentVisibleRect && trajectoryVector == m_lastSentTrajectoryVector)
 187         return;
 188
 189     m_drawingAreaProxy->page()->process()->send(Messages::CoordinatedLayerTreeHost::SetVisibleContentsRect(rect, trajectoryVector), m_drawingAreaProxy->page()->pageID());
 190     m_lastSentVisibleRect = rect;
 191     m_lastSentTrajectoryVector = trajectoryVector;
 192 }
 193
 194 void CoordinatedLayerTreeHostProxy::renderNextFrame()
 195 {
 196     m_drawingAreaProxy->page()->process()->send(Messages::CoordinatedLayerTreeHost::RenderNextFrame(), m_drawingAreaProxy->page()->pageID());
 197 }
 198
 199 #if ENABLE(REQUEST_ANIMATION_FRAME)
 200 void CoordinatedLayerTreeHostProxy::requestAnimationFrame()
 201 {
 202     dispatchUpdate(bind(&CoordinatedGraphicsScene::requestAnimationFrame, m_scene.get()));
 203     updateViewport();
 204 }
 205
 206 void CoordinatedLayerTreeHostProxy::animationFrameReady()
 207 {
 208     m_drawingAreaProxy->page()->process()->send(Messages::CoordinatedLayerTreeHost::AnimationFrameReady(), m_drawingAreaProxy->page()->pageID());
 209 }
 210 #endif
 211
 212 void CoordinatedLayerTreeHostProxy::didChangeScrollPosition(const FloatPoint& position)
 213 {
 214     dispatchUpdate(bind(&CoordinatedGraphicsScene::didChangeScrollPosition, m_scene.get(), position));
 215 }
 216
 217 #if USE(GRAPHICS_SURFACE)
 218 void CoordinatedLayerTreeHostProxy::createCanvas(CoordinatedLayerID id, const IntSize& canvasSize, const GraphicsSurfaceToken& token)
 219 {
 220     GraphicsSurface::Flags surfaceFlags = GraphicsSurface::SupportsTextureTarget | GraphicsSurface::SupportsSharing;
 221     dispatchUpdate(bind(&CoordinatedGraphicsScene::createCanvas, m_scene.get(), id, canvasSize, GraphicsSurface::create(canvasSize, surfaceFlags, token)));
 222 }
 223
 224 void CoordinatedLayerTreeHostProxy::syncCanvas(CoordinatedLayerID id, uint32_t frontBuffer)
 225 {
 226     dispatchUpdate(bind(&CoordinatedGraphicsScene::syncCanvas, m_scene.get(), id, frontBuffer));
 227 }
 228
 229 void CoordinatedLayerTreeHostProxy::destroyCanvas(CoordinatedLayerID id)
 230 {
 231     dispatchUpdate(bind(&CoordinatedGraphicsScene::destroyCanvas, m_scene.get(), id));
 232 }
 233 #endif
 234
 235 void CoordinatedLayerTreeHostProxy::setLayerRepaintCount(CoordinatedLayerID id, int value)
 236 {
 237     dispatchUpdate(bind(&CoordinatedGraphicsScene::setLayerRepaintCount, m_scene.get(), id, value));
 238 }
 239
 240 void CoordinatedLayerTreeHostProxy::purgeBackingStores()
 241 {
 242     m_drawingAreaProxy->page()->process()->send(Messages::CoordinatedLayerTreeHost::PurgeBackingStores(), m_drawingAreaProxy->page()->pageID());
 243 }
 244
 245 void CoordinatedLayerTreeHostProxy::setBackgroundColor(const Color& color)
 246 {
 247     dispatchUpdate(bind(&CoordinatedGraphicsScene::setBackgroundColor, m_scene.get(), color));
 248 }
 249
 250 }
 251 #endif // USE(COORDINATED_GRAPHICS)