gecko-dev/gfx/layers/client/ClientCanvasRenderer.cpp

50 строки
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ClientCanvasRenderer.h"
#include "ClientCanvasLayer.h"
namespace mozilla {
namespace layers {
CompositableForwarder* ClientCanvasRenderer::GetForwarder() {
return mLayer->Manager()->AsShadowForwarder();
}
bool ClientCanvasRenderer::CreateCompositable() {
if (!mCanvasClient) {
TextureFlags flags = TextureFlags::DEFAULT;
if (mOriginPos == gl::OriginPos::BottomLeft) {
flags |= TextureFlags::ORIGIN_BOTTOM_LEFT;
}
if (!mIsAlphaPremultiplied) {
flags |= TextureFlags::NON_PREMULTIPLIED;
}
mCanvasClient = CanvasClient::CreateCanvasClient(GetCanvasClientType(),
GetForwarder(), flags);
if (!mCanvasClient) {
return false;
}
if (mLayer->HasShadow()) {
if (mAsyncRenderer) {
static_cast<CanvasClientBridge*>(mCanvasClient.get())->SetLayer(mLayer);
} else {
mCanvasClient->Connect();
GetForwarder()->AsLayerForwarder()->Attach(mCanvasClient, mLayer);
}
}
}
return true;
}
} // namespace layers
} // namespace mozilla