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/*
Copyright (C) 2012 Samsung Electronics
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "config.h"
#if USE(ACCELERATED_COMPOSITING) && USE(TEXTURE_MAPPER_GL)
#include "AcceleratedCompositingContextEfl.h"
#include "FrameView.h"
#include "GraphicsContext3D.h"
#include "GraphicsLayerTextureMapper.h"
#include "HostWindow.h"
#include "PageClientEfl.h"
#include "TextureMapperGL.h"
#include "TextureMapperLayer.h"
#include "ewk_view_private.h"
namespace WebCore {
PassOwnPtr<AcceleratedCompositingContext> AcceleratedCompositingContext::create(HostWindow* hostWindow)
{
OwnPtr<AcceleratedCompositingContext> context = adoptPtr(new AcceleratedCompositingContext);
if (!context->initialize(hostWindow))
return nullptr;
return context.release();
}
AcceleratedCompositingContext::AcceleratedCompositingContext()
: m_view(0)
, m_rootTextureMapperLayer(0)
{
}
AcceleratedCompositingContext::~AcceleratedCompositingContext()
{
}
bool AcceleratedCompositingContext::initialize(HostWindow* hostWindow)
{
m_view = hostWindow->platformPageClient()->view();
if (!m_view)
return false;
m_context3D = GraphicsContext3D::create(GraphicsContext3D::Attributes(), hostWindow, WebCore::GraphicsContext3D::RenderDirectlyToHostWindow);
if (!m_context3D)
return false;
return true;
}
void AcceleratedCompositingContext::syncLayersNow()
{
if (m_rootGraphicsLayer)
m_rootGraphicsLayer->flushCompositingStateForThisLayerOnly();
EWKPrivate::corePage(m_view)->mainFrame()->view()->flushCompositingStateIncludingSubframes();
}
void AcceleratedCompositingContext::renderLayers()
{
if (!m_rootGraphicsLayer)
return;
if (!m_context3D->makeContextCurrent())
return;
int width = 0;
int height = 0;
evas_object_geometry_get(m_view, 0, 0, &width, &height);
m_context3D->viewport(0, 0, width, height);
m_textureMapper->beginPainting();
m_rootTextureMapperLayer->paint();
m_fpsCounter.updateFPSAndDisplay(m_textureMapper.get());
m_textureMapper->endPainting();
}
void AcceleratedCompositingContext::attachRootGraphicsLayer(GraphicsLayer* rootLayer)
{
if (!rootLayer) {
m_rootGraphicsLayer.clear();
m_rootTextureMapperLayer = 0;
return;
}
m_rootGraphicsLayer = WebCore::GraphicsLayer::create(0);
m_rootTextureMapperLayer = toTextureMapperLayer(m_rootGraphicsLayer.get());
m_rootGraphicsLayer->addChild(rootLayer);
m_rootGraphicsLayer->setDrawsContent(false);
m_rootGraphicsLayer->setMasksToBounds(false);
m_rootGraphicsLayer->setSize(WebCore::IntSize(1, 1));
m_textureMapper = TextureMapperGL::create();
m_rootTextureMapperLayer->setTextureMapper(m_textureMapper.get());
m_rootGraphicsLayer->flushCompositingStateForThisLayerOnly();
}
GraphicsContext3D* AcceleratedCompositingContext::context()
{
return m_context3D.get();
}
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING) && USE(TEXTURE_MAPPER_GL)
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