LCOV - code coverage report
Current view: directory - gfx/layers/ipc - ShadowLayersParent.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 161 0 0.0 %
Date: 2012-06-02 Functions: 27 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2                 :  * vim: sw=2 ts=8 et :
       3                 :  */
       4                 : /* ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at:
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is Mozilla Code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  *   The Mozilla Foundation
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *   Chris Jones <jones.chris.g@gmail.com>
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      29                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #include <vector>
      42                 : 
      43                 : #include "ShadowLayersParent.h"
      44                 : #include "ShadowLayerParent.h"
      45                 : #include "ShadowLayers.h"
      46                 : #include "RenderTrace.h"
      47                 : 
      48                 : #include "mozilla/unused.h"
      49                 : 
      50                 : #include "mozilla/layout/RenderFrameParent.h"
      51                 : #include "CompositorParent.h"
      52                 : 
      53                 : #include "gfxSharedImageSurface.h"
      54                 : 
      55                 : #include "ImageLayers.h"
      56                 : 
      57                 : typedef std::vector<mozilla::layers::EditReply> EditReplyVector;
      58                 : 
      59                 : using mozilla::layout::RenderFrameParent;
      60                 : 
      61                 : namespace mozilla {
      62                 : namespace layers {
      63                 : 
      64                 : //--------------------------------------------------
      65                 : // Convenience accessors
      66                 : static ShadowLayerParent*
      67               0 : cast(const PLayerParent* in)
      68                 : { 
      69                 :   return const_cast<ShadowLayerParent*>(
      70               0 :     static_cast<const ShadowLayerParent*>(in));
      71                 : }
      72                 : 
      73                 : template<class OpCreateT>
      74                 : static ShadowLayerParent*
      75               0 : AsShadowLayer(const OpCreateT& op)
      76                 : {
      77               0 :   return cast(op.layerParent());
      78                 : }
      79                 : 
      80                 : static ShadowLayerParent*
      81               0 : AsShadowLayer(const OpSetRoot& op)
      82                 : {
      83               0 :   return cast(op.rootParent());
      84                 : }
      85                 : 
      86                 : static ShadowLayerParent*
      87               0 : ShadowContainer(const OpInsertAfter& op)
      88                 : {
      89               0 :   return cast(op.containerParent());
      90                 : }
      91                 : static ShadowLayerParent*
      92               0 : ShadowChild(const OpInsertAfter& op)
      93                 : {
      94               0 :   return cast(op.childLayerParent());
      95                 : }
      96                 : static ShadowLayerParent*
      97               0 : ShadowAfter(const OpInsertAfter& op)
      98                 : {
      99               0 :   return cast(op.afterParent());
     100                 : }
     101                 : 
     102                 : static ShadowLayerParent*
     103               0 : ShadowContainer(const OpAppendChild& op)
     104                 : {
     105               0 :   return cast(op.containerParent());
     106                 : }
     107                 : static ShadowLayerParent*
     108               0 : ShadowChild(const OpAppendChild& op)
     109                 : {
     110               0 :   return cast(op.childLayerParent());
     111                 : }
     112                 : 
     113                 : static ShadowLayerParent*
     114               0 : ShadowContainer(const OpRemoveChild& op)
     115                 : {
     116               0 :   return cast(op.containerParent());
     117                 : }
     118                 : static ShadowLayerParent*
     119               0 : ShadowChild(const OpRemoveChild& op)
     120                 : {
     121               0 :   return cast(op.childLayerParent());
     122                 : }
     123                 : 
     124                 : //--------------------------------------------------
     125                 : // ShadowLayersParent
     126               0 : ShadowLayersParent::ShadowLayersParent(ShadowLayerManager* aManager,
     127                 :                                        ShadowLayersManager* aLayersManager)
     128               0 :   : mLayerManager(aManager), mShadowLayersManager(aLayersManager), mDestroyed(false)
     129                 : {
     130               0 :   MOZ_COUNT_CTOR(ShadowLayersParent);
     131               0 : }
     132                 : 
     133               0 : ShadowLayersParent::~ShadowLayersParent()
     134                 : {
     135               0 :   MOZ_COUNT_DTOR(ShadowLayersParent);
     136               0 : }
     137                 : 
     138                 : void
     139               0 : ShadowLayersParent::Destroy()
     140                 : {
     141               0 :   mDestroyed = true;
     142               0 :   for (size_t i = 0; i < ManagedPLayerParent().Length(); ++i) {
     143                 :     ShadowLayerParent* slp =
     144               0 :       static_cast<ShadowLayerParent*>(ManagedPLayerParent()[i]);
     145               0 :     slp->Destroy();
     146                 :   }
     147               0 : }
     148                 : 
     149                 : bool
     150               0 : ShadowLayersParent::RecvUpdate(const InfallibleTArray<Edit>& cset,
     151                 :                                InfallibleTArray<EditReply>* reply)
     152                 : {
     153               0 :   MOZ_LAYERS_LOG(("[ParentSide] received txn with %d edits", cset.Length()));
     154                 : 
     155               0 :   if (mDestroyed || layer_manager()->IsDestroyed()) {
     156               0 :     return true;
     157                 :   }
     158                 : 
     159               0 :   EditReplyVector replyv;
     160                 : 
     161               0 :   layer_manager()->BeginTransactionWithTarget(NULL);
     162                 : 
     163               0 :   for (EditArray::index_type i = 0; i < cset.Length(); ++i) {
     164               0 :     const Edit& edit = cset[i];
     165                 : 
     166               0 :     switch (edit.type()) {
     167                 :       // Create* ops
     168                 :     case Edit::TOpCreateThebesLayer: {
     169               0 :       MOZ_LAYERS_LOG(("[ParentSide] CreateThebesLayer"));
     170                 : 
     171                 :       nsRefPtr<ShadowThebesLayer> layer =
     172               0 :         layer_manager()->CreateShadowThebesLayer();
     173               0 :       layer->SetAllocator(this);
     174               0 :       AsShadowLayer(edit.get_OpCreateThebesLayer())->Bind(layer);
     175                 :       break;
     176                 :     }
     177                 :     case Edit::TOpCreateContainerLayer: {
     178               0 :       MOZ_LAYERS_LOG(("[ParentSide] CreateContainerLayer"));
     179                 : 
     180               0 :       nsRefPtr<ContainerLayer> layer = layer_manager()->CreateShadowContainerLayer();
     181               0 :       AsShadowLayer(edit.get_OpCreateContainerLayer())->Bind(layer);
     182                 :       break;
     183                 :     }
     184                 :     case Edit::TOpCreateImageLayer: {
     185               0 :       MOZ_LAYERS_LOG(("[ParentSide] CreateImageLayer"));
     186                 : 
     187                 :       nsRefPtr<ShadowImageLayer> layer =
     188               0 :         layer_manager()->CreateShadowImageLayer();
     189               0 :       AsShadowLayer(edit.get_OpCreateImageLayer())->Bind(layer);
     190                 :       break;
     191                 :     }
     192                 :     case Edit::TOpCreateColorLayer: {
     193               0 :       MOZ_LAYERS_LOG(("[ParentSide] CreateColorLayer"));
     194                 : 
     195               0 :       nsRefPtr<ShadowColorLayer> layer = layer_manager()->CreateShadowColorLayer();
     196               0 :       AsShadowLayer(edit.get_OpCreateColorLayer())->Bind(layer);
     197                 :       break;
     198                 :     }
     199                 :     case Edit::TOpCreateCanvasLayer: {
     200               0 :       MOZ_LAYERS_LOG(("[ParentSide] CreateCanvasLayer"));
     201                 : 
     202                 :       nsRefPtr<ShadowCanvasLayer> layer = 
     203               0 :         layer_manager()->CreateShadowCanvasLayer();
     204               0 :       layer->SetAllocator(this);
     205               0 :       AsShadowLayer(edit.get_OpCreateCanvasLayer())->Bind(layer);
     206                 :       break;
     207                 :     }
     208                 : 
     209                 :       // Attributes
     210                 :     case Edit::TOpSetLayerAttributes: {
     211               0 :       MOZ_LAYERS_LOG(("[ParentSide] SetLayerAttributes"));
     212                 : 
     213               0 :       const OpSetLayerAttributes& osla = edit.get_OpSetLayerAttributes();
     214               0 :       Layer* layer = AsShadowLayer(osla)->AsLayer();
     215               0 :       const LayerAttributes& attrs = osla.attrs();
     216                 : 
     217               0 :       const CommonLayerAttributes& common = attrs.common();
     218               0 :       layer->SetVisibleRegion(common.visibleRegion());
     219               0 :       layer->SetContentFlags(common.contentFlags());
     220               0 :       layer->SetOpacity(common.opacity());
     221               0 :       layer->SetClipRect(common.useClipRect() ? &common.clipRect() : NULL);
     222               0 :       layer->SetTransform(common.transform());
     223               0 :       layer->SetTileSourceRect(common.useTileSourceRect() ? &common.tileSourceRect() : NULL);
     224               0 :       static bool fixedPositionLayersEnabled = getenv("MOZ_ENABLE_FIXED_POSITION_LAYERS") != 0;
     225               0 :       if (fixedPositionLayersEnabled) {
     226               0 :         layer->SetIsFixedPosition(common.isFixedPosition());
     227                 :       }
     228                 : 
     229                 :       typedef SpecificLayerAttributes Specific;
     230               0 :       const SpecificLayerAttributes& specific = attrs.specific();
     231               0 :       switch (specific.type()) {
     232                 :       case Specific::Tnull_t:
     233               0 :         break;
     234                 : 
     235                 :       case Specific::TThebesLayerAttributes: {
     236               0 :         MOZ_LAYERS_LOG(("[ParentSide]   thebes layer"));
     237                 : 
     238                 :         ShadowThebesLayer* thebesLayer =
     239               0 :           static_cast<ShadowThebesLayer*>(layer);
     240                 :         const ThebesLayerAttributes& attrs =
     241               0 :           specific.get_ThebesLayerAttributes();
     242                 : 
     243               0 :         thebesLayer->SetValidRegion(attrs.validRegion());
     244                 : 
     245               0 :         break;
     246                 :       }
     247                 :       case Specific::TContainerLayerAttributes:
     248               0 :         MOZ_LAYERS_LOG(("[ParentSide]   container layer"));
     249                 : 
     250                 :         static_cast<ContainerLayer*>(layer)->SetFrameMetrics(
     251               0 :           specific.get_ContainerLayerAttributes().metrics());
     252               0 :         break;
     253                 : 
     254                 :       case Specific::TColorLayerAttributes:
     255               0 :         MOZ_LAYERS_LOG(("[ParentSide]   color layer"));
     256                 : 
     257                 :         static_cast<ColorLayer*>(layer)->SetColor(
     258               0 :           specific.get_ColorLayerAttributes().color());
     259               0 :         break;
     260                 : 
     261                 :       case Specific::TCanvasLayerAttributes:
     262               0 :         MOZ_LAYERS_LOG(("[ParentSide]   canvas layer"));
     263                 : 
     264                 :         static_cast<CanvasLayer*>(layer)->SetFilter(
     265               0 :           specific.get_CanvasLayerAttributes().filter());
     266               0 :         break;
     267                 : 
     268                 :       case Specific::TImageLayerAttributes:
     269               0 :         MOZ_LAYERS_LOG(("[ParentSide]   image layer"));
     270                 : 
     271                 :         static_cast<ImageLayer*>(layer)->SetFilter(
     272               0 :           specific.get_ImageLayerAttributes().filter());
     273               0 :         break;
     274                 : 
     275                 :       default:
     276               0 :         NS_RUNTIMEABORT("not reached");
     277                 :       }
     278               0 :       break;
     279                 :     }
     280                 : 
     281                 :       // Tree ops
     282                 :     case Edit::TOpSetRoot: {
     283               0 :       MOZ_LAYERS_LOG(("[ParentSide] SetRoot"));
     284                 : 
     285               0 :       mRoot = AsShadowLayer(edit.get_OpSetRoot())->AsContainer();
     286               0 :       break;
     287                 :     }
     288                 :     case Edit::TOpInsertAfter: {
     289               0 :       MOZ_LAYERS_LOG(("[ParentSide] InsertAfter"));
     290                 : 
     291               0 :       const OpInsertAfter& oia = edit.get_OpInsertAfter();
     292               0 :       ShadowContainer(oia)->AsContainer()->InsertAfter(
     293               0 :         ShadowChild(oia)->AsLayer(), ShadowAfter(oia)->AsLayer());
     294               0 :       break;
     295                 :     }
     296                 :     case Edit::TOpAppendChild: {
     297               0 :       MOZ_LAYERS_LOG(("[ParentSide] AppendChild"));
     298                 : 
     299               0 :       const OpAppendChild& oac = edit.get_OpAppendChild();
     300               0 :       ShadowContainer(oac)->AsContainer()->InsertAfter(
     301               0 :         ShadowChild(oac)->AsLayer(), NULL);
     302               0 :       break;
     303                 :     }
     304                 :     case Edit::TOpRemoveChild: {
     305               0 :       MOZ_LAYERS_LOG(("[ParentSide] RemoveChild"));
     306                 : 
     307               0 :       const OpRemoveChild& orc = edit.get_OpRemoveChild();
     308               0 :       Layer* childLayer = ShadowChild(orc)->AsLayer();
     309               0 :       ShadowContainer(orc)->AsContainer()->RemoveChild(childLayer);
     310               0 :       break;
     311                 :     }
     312                 : 
     313                 :     case Edit::TOpPaintThebesBuffer: {
     314               0 :       MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
     315                 : 
     316               0 :       const OpPaintThebesBuffer& op = edit.get_OpPaintThebesBuffer();
     317               0 :       ShadowLayerParent* shadow = AsShadowLayer(op);
     318                 :       ShadowThebesLayer* thebes =
     319               0 :         static_cast<ShadowThebesLayer*>(shadow->AsLayer());
     320               0 :       const ThebesBuffer& newFront = op.newFrontBuffer();
     321                 : 
     322                 : #ifdef MOZ_RENDERTRACE
     323                 :       RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());
     324                 : #endif
     325                 : 
     326               0 :       OptionalThebesBuffer newBack;
     327               0 :       nsIntRegion newValidRegion;
     328               0 :       OptionalThebesBuffer readonlyFront;
     329               0 :       nsIntRegion frontUpdatedRegion;
     330               0 :       thebes->Swap(newFront, op.updatedRegion(),
     331                 :                    &newBack, &newValidRegion,
     332               0 :                    &readonlyFront, &frontUpdatedRegion);
     333                 :       replyv.push_back(
     334                 :         OpThebesBufferSwap(
     335                 :           shadow, NULL,
     336                 :           newBack, newValidRegion,
     337               0 :           readonlyFront, frontUpdatedRegion));
     338                 : 
     339                 : #ifdef MOZ_RENDERTRACE
     340                 :       RenderTraceInvalidateEnd(thebes, "FF00FF");
     341                 : #endif
     342                 :       break;
     343                 :     }
     344                 :     case Edit::TOpPaintCanvas: {
     345               0 :       MOZ_LAYERS_LOG(("[ParentSide] Paint CanvasLayer"));
     346                 : 
     347               0 :       const OpPaintCanvas& op = edit.get_OpPaintCanvas();
     348               0 :       ShadowLayerParent* shadow = AsShadowLayer(op);
     349                 :       ShadowCanvasLayer* canvas =
     350               0 :         static_cast<ShadowCanvasLayer*>(shadow->AsLayer());
     351                 : 
     352                 : #ifdef MOZ_RENDERTRACE
     353                 :       RenderTraceInvalidateStart(canvas, "FF00FF", canvas->GetVisibleRegion().GetBounds());
     354                 : #endif
     355                 : 
     356               0 :       canvas->SetAllocator(this);
     357               0 :       CanvasSurface newBack;
     358               0 :       canvas->Swap(op.newFrontBuffer(), op.needYFlip(), &newBack);
     359               0 :       canvas->Updated();
     360                 :       replyv.push_back(OpBufferSwap(shadow, NULL,
     361               0 :                                     newBack));
     362                 : 
     363                 : #ifdef MOZ_RENDERTRACE
     364                 :       RenderTraceInvalidateEnd(canvas, "FF00FF");
     365                 : #endif
     366                 :       break;
     367                 :     }
     368                 :     case Edit::TOpPaintImage: {
     369               0 :       MOZ_LAYERS_LOG(("[ParentSide] Paint ImageLayer"));
     370                 : 
     371               0 :       const OpPaintImage& op = edit.get_OpPaintImage();
     372               0 :       ShadowLayerParent* shadow = AsShadowLayer(op);
     373                 :       ShadowImageLayer* image =
     374               0 :         static_cast<ShadowImageLayer*>(shadow->AsLayer());
     375                 : 
     376                 : #ifdef MOZ_RENDERTRACE
     377                 :       RenderTraceInvalidateStart(image, "FF00FF", image->GetVisibleRegion().GetBounds());
     378                 : #endif
     379                 : 
     380               0 :       image->SetAllocator(this);
     381               0 :       SharedImage newBack;
     382               0 :       image->Swap(op.newFrontBuffer(), &newBack);
     383                 :       replyv.push_back(OpImageSwap(shadow, NULL,
     384               0 :                                    newBack));
     385                 : 
     386                 : #ifdef MOZ_RENDERTRACE
     387                 :       RenderTraceInvalidateEnd(image, "FF00FF");
     388                 : #endif
     389                 :       break;
     390                 :     }
     391                 : 
     392                 :     default:
     393               0 :       NS_RUNTIMEABORT("not reached");
     394                 :     }
     395                 :   }
     396                 : 
     397               0 :   layer_manager()->EndTransaction(NULL, NULL, LayerManager::END_NO_IMMEDIATE_REDRAW);
     398                 : 
     399               0 :   reply->SetCapacity(replyv.size());
     400               0 :   if (replyv.size() > 0) {
     401               0 :     reply->AppendElements(&replyv.front(), replyv.size());
     402                 :   }
     403                 : 
     404                 :   // Ensure that any pending operations involving back and front
     405                 :   // buffers have completed, so that neither process stomps on the
     406                 :   // other's buffer contents.
     407               0 :   ShadowLayerManager::PlatformSyncBeforeReplyUpdate();
     408                 : 
     409               0 :   mShadowLayersManager->ShadowLayersUpdated();
     410                 : 
     411               0 :   return true;
     412                 : }
     413                 : 
     414                 : PLayerParent*
     415               0 : ShadowLayersParent::AllocPLayer()
     416                 : {
     417               0 :   return new ShadowLayerParent();
     418                 : }
     419                 : 
     420                 : bool
     421               0 : ShadowLayersParent::DeallocPLayer(PLayerParent* actor)
     422                 : {
     423               0 :   delete actor;
     424               0 :   return true;
     425                 : }
     426                 : 
     427                 : void
     428               0 : ShadowLayersParent::DestroySharedSurface(gfxSharedImageSurface* aSurface)
     429                 : {
     430               0 :   layer_manager()->DestroySharedSurface(aSurface, this);
     431               0 : }
     432                 : 
     433                 : void
     434               0 : ShadowLayersParent::DestroySharedSurface(SurfaceDescriptor* aSurface)
     435                 : {
     436               0 :   layer_manager()->DestroySharedSurface(aSurface, this);
     437               0 : }
     438                 : 
     439                 : } // namespace layers
     440                 : } // namespace mozilla

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