bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
                                                     EditReplyVector& replyv)
{
  switch (aEdit.type()) {
    case CompositableOperation::TOpCreatedIncrementalTexture: {
      MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
      const OpCreatedIncrementalTexture& op = aEdit.get_OpCreatedIncrementalTexture();
      CompositableHost* compositable = AsCompositable(op);

      bool success =
        compositable->CreatedIncrementalTexture(this,
                                                op.textureInfo(),
                                                op.bufferRect());
      if (!success) {
        return false;
      }
      break;
    }
    case CompositableOperation::TOpPaintTextureRegion: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));

      const OpPaintTextureRegion& op = aEdit.get_OpPaintTextureRegion();
      CompositableHost* compositable = AsCompositable(op);
      Layer* layer = compositable->GetLayer();
      if (!layer || layer->GetType() != Layer::TYPE_THEBES) {
        return false;
      }
      ThebesLayerComposite* thebes = static_cast<ThebesLayerComposite*>(layer);

      const ThebesBufferData& bufferData = op.bufferData();

      RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());

      nsIntRegion frontUpdatedRegion;
      if (!compositable->UpdateThebes(bufferData,
                                      op.updatedRegion(),
                                      thebes->GetValidRegion(),
                                      &frontUpdatedRegion))
      {
        return false;
      }
      replyv.push_back(
        OpContentBufferSwap(op.compositableParent(), nullptr, frontUpdatedRegion));

      RenderTraceInvalidateEnd(thebes, "FF00FF");
      break;
    }
    case CompositableOperation::TOpPaintTextureIncremental: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));

      const OpPaintTextureIncremental& op = aEdit.get_OpPaintTextureIncremental();

      CompositableHost* compositable = AsCompositable(op);

      SurfaceDescriptor desc = op.image();

      compositable->UpdateIncremental(op.textureId(),
                                      desc,
                                      op.updatedRegion(),
                                      op.bufferRect(),
                                      op.bufferRotation());
      break;
    }
    case CompositableOperation::TOpUpdatePictureRect: {
      const OpUpdatePictureRect& op = aEdit.get_OpUpdatePictureRect();
      CompositableHost* compositable = AsCompositable(op);
      MOZ_ASSERT(compositable);
      compositable->SetPictureRect(op.picture());
      break;
    }
    case CompositableOperation::TOpUseTiledLayerBuffer: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint TiledLayerBuffer"));
      const OpUseTiledLayerBuffer& op = aEdit.get_OpUseTiledLayerBuffer();
      CompositableHost* compositable = AsCompositable(op);

      TiledLayerComposer* tileComposer = compositable->AsTiledLayerComposer();
      NS_ASSERTION(tileComposer, "compositable is not a tile composer");

      const SurfaceDescriptorTiles& tileDesc = op.tileLayerDescriptor();
      tileComposer->UseTiledLayerBuffer(this, tileDesc);
      break;
    }
    case CompositableOperation::TOpRemoveTexture: {
      const OpRemoveTexture& op = aEdit.get_OpRemoveTexture();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());

      MOZ_ASSERT(tex.get());
      compositable->RemoveTextureHost(tex);
      // send FenceHandle if present.
      TextureHost::SendFenceHandleIfPresent(op.textureParent());
      break;
    }
    case CompositableOperation::TOpRemoveTextureAsync: {
      const OpRemoveTextureAsync& op = aEdit.get_OpRemoveTextureAsync();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());

      MOZ_ASSERT(tex.get());
      compositable->RemoveTextureHost(tex);

      if (!IsAsync() && GetChildProcessId()) {
        // send FenceHandle if present via ImageBridge.
        ImageBridgeParent::SendFenceHandleToTrackerIfPresent(
                             GetChildProcessId(),
                             op.holderId(),
                             op.transactionId(),
                             op.textureParent());

        // If the message is recievied via PLayerTransaction,
        // Send message back via PImageBridge.
        ImageBridgeParent::ReplyRemoveTexture(
                             GetChildProcessId(),
                             OpReplyRemoveTexture(true, // isMain
                                                  op.holderId(),
                                                  op.transactionId()));
      } else {
        // send FenceHandle if present.
        TextureHost::SendFenceHandleIfPresent(op.textureParent());

        ReplyRemoveTexture(OpReplyRemoveTexture(false, // isMain
                                                op.holderId(),
                                                op.transactionId()));
      }
      break;
    }
    case CompositableOperation::TOpUseTexture: {
      const OpUseTexture& op = aEdit.get_OpUseTexture();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());

      MOZ_ASSERT(tex.get());
      compositable->UseTextureHost(tex);

      if (IsAsync()) {
        ScheduleComposition(op);
        // Async layer updates don't trigger invalidation, manually tell the layer
        // that its content have changed.
        if (compositable->GetLayer()) {
          compositable->GetLayer()->SetInvalidRectToVisibleRegion();
        }
      }
      break;
    }
    case CompositableOperation::TOpUseComponentAlphaTextures: {
      const OpUseComponentAlphaTextures& op = aEdit.get_OpUseComponentAlphaTextures();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> texOnBlack = TextureHost::AsTextureHost(op.textureOnBlackParent());
      RefPtr<TextureHost> texOnWhite = TextureHost::AsTextureHost(op.textureOnWhiteParent());

      MOZ_ASSERT(texOnBlack && texOnWhite);
      compositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);

      if (IsAsync()) {
        ScheduleComposition(op);
      }
      break;
    }
#ifdef MOZ_WIDGET_GONK
    case CompositableOperation::TOpUseOverlaySource: {
      const OpUseOverlaySource& op = aEdit.get_OpUseOverlaySource();
      CompositableHost* compositable = AsCompositable(op);
      MOZ_ASSERT(compositable->GetType() == CompositableType::IMAGE_OVERLAY, "Invalid operation!");
      compositable->UseOverlaySource(op.overlay());
      break;
    }
#endif
    case CompositableOperation::TOpUpdateTexture: {
      const OpUpdateTexture& op = aEdit.get_OpUpdateTexture();
      RefPtr<TextureHost> texture = TextureHost::AsTextureHost(op.textureParent());
      MOZ_ASSERT(texture);

      texture->Updated(op.region().type() == MaybeRegion::TnsIntRegion
                       ? &op.region().get_nsIntRegion()
                       : nullptr); // no region means invalidate the entire surface
      break;
    }

    default: {
      MOZ_ASSERT(false, "bad type");
    }
  }

  return true;
}
bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
                                                     EditReplyVector& replyv)
{
  switch (aEdit.type()) {
    case CompositableOperation::TOpCreatedIncrementalTexture: {
      MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
      const OpCreatedIncrementalTexture& op = aEdit.get_OpCreatedIncrementalTexture();
      CompositableHost* compositable = AsCompositable(op);

      bool success =
        compositable->CreatedIncrementalTexture(this,
                                                op.textureInfo(),
                                                op.bufferRect());
      if (!success) {
        return false;
      }
      break;
    }
    case CompositableOperation::TOpPaintTextureRegion: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));

      const OpPaintTextureRegion& op = aEdit.get_OpPaintTextureRegion();
      CompositableHost* compositable = AsCompositable(op);
      Layer* layer = compositable->GetLayer();
      if (!layer || layer->GetType() != Layer::TYPE_THEBES) {
        return false;
      }
      ThebesLayerComposite* thebes = static_cast<ThebesLayerComposite*>(layer);

      const ThebesBufferData& bufferData = op.bufferData();

      RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());

      nsIntRegion frontUpdatedRegion;
      if (!compositable->UpdateThebes(bufferData,
                                      op.updatedRegion(),
                                      thebes->GetValidRegion(),
                                      &frontUpdatedRegion))
      {
        return false;
      }
      replyv.push_back(
        OpContentBufferSwap(op.compositableParent(), nullptr, frontUpdatedRegion));

      RenderTraceInvalidateEnd(thebes, "FF00FF");
      // return texure data to client if necessary
      ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
      break;
    }
    case CompositableOperation::TOpPaintTextureIncremental: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));

      const OpPaintTextureIncremental& op = aEdit.get_OpPaintTextureIncremental();

      CompositableHost* compositable = AsCompositable(op);

      SurfaceDescriptor desc = op.image();

      compositable->UpdateIncremental(op.textureId(),
                                      desc,
                                      op.updatedRegion(),
                                      op.bufferRect(),
                                      op.bufferRotation());
      break;
    }
    case CompositableOperation::TOpUpdatePictureRect: {
      const OpUpdatePictureRect& op = aEdit.get_OpUpdatePictureRect();
      CompositableHost* compositable = AsCompositable(op);
      MOZ_ASSERT(compositable);
      compositable->SetPictureRect(op.picture());
      break;
    }
    case CompositableOperation::TOpUseTiledLayerBuffer: {
      MOZ_LAYERS_LOG(("[ParentSide] Paint TiledLayerBuffer"));
      const OpUseTiledLayerBuffer& op = aEdit.get_OpUseTiledLayerBuffer();
      CompositableHost* compositable = AsCompositable(op);

      TiledLayerComposer* tileComposer = compositable->AsTiledLayerComposer();
      NS_ASSERTION(tileComposer, "compositable is not a tile composer");

      const SurfaceDescriptorTiles& tileDesc = op.tileLayerDescriptor();
      tileComposer->UseTiledLayerBuffer(this, tileDesc);
      break;
    }
    case CompositableOperation::TOpRemoveTexture: {
      const OpRemoveTexture& op = aEdit.get_OpRemoveTexture();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());

      MOZ_ASSERT(tex.get());
      compositable->RemoveTextureHost(tex);
      // return texure data to client if necessary
      ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
      break;
    }
    case CompositableOperation::TOpUseTexture: {
      const OpUseTexture& op = aEdit.get_OpUseTexture();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());

      MOZ_ASSERT(tex.get());
      compositable->UseTextureHost(tex);

      if (IsAsync()) {
        ScheduleComposition(op);
        // Async layer updates don't trigger invalidation, manually tell the layer
        // that its content have changed.
        if (compositable->GetLayer()) {
          compositable->GetLayer()->SetInvalidRectToVisibleRegion();
        }
      }
      // return texure data to client if necessary
      ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
      break;
    }
    case CompositableOperation::TOpUseComponentAlphaTextures: {
      const OpUseComponentAlphaTextures& op = aEdit.get_OpUseComponentAlphaTextures();
      CompositableHost* compositable = AsCompositable(op);
      RefPtr<TextureHost> texOnBlack = TextureHost::AsTextureHost(op.textureOnBlackParent());
      RefPtr<TextureHost> texOnWhite = TextureHost::AsTextureHost(op.textureOnWhiteParent());

      MOZ_ASSERT(texOnBlack && texOnWhite);
      compositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);

      if (IsAsync()) {
        ScheduleComposition(op);
      }
      // return texure data to client if necessary
      ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
      break;
    }
    case CompositableOperation::TOpUpdateTexture: {
      const OpUpdateTexture& op = aEdit.get_OpUpdateTexture();
      RefPtr<TextureHost> texture = TextureHost::AsTextureHost(op.textureParent());
      MOZ_ASSERT(texture);

      texture->Updated(op.region().type() == MaybeRegion::TnsIntRegion
                       ? &op.region().get_nsIntRegion()
                       : nullptr); // no region means invalidate the entire surface
      break;
    }

    default: {
      MOZ_ASSERT(false, "bad type");
    }
  }

  return true;
}