CCTextureLayerImpl.cpp   [plain text]

/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *
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 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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#include "config.h"

#if USE(ACCELERATED_COMPOSITING)

#include "cc/CCTextureLayerImpl.h"

#include "Extensions3DChromium.h"
#include "GraphicsContext3D.h"
#include "LayerRendererChromium.h"
#include "cc/CCIOSurfaceDrawQuad.h"
#include "cc/CCProxy.h"
#include "cc/CCQuadCuller.h"
#include "cc/CCTextureDrawQuad.h"

namespace WebCore {

CCTextureLayerImpl::CCTextureLayerImpl(int id)
    : CCLayerImpl(id)
    , m_textureId(0)
    , m_premultipliedAlpha(true)
    , m_flipped(true)
    , m_uvRect(0, 0, 1, 1)
{
}

CCTextureLayerImpl::~CCTextureLayerImpl()
{
}

void CCTextureLayerImpl::appendQuads(CCQuadCuller& quadList, const CCSharedQuadState* sharedQuadState, bool&)
{
    IntRect quadRect(IntPoint(), bounds());
    quadList.append(CCTextureDrawQuad::create(sharedQuadState, quadRect, m_textureId, m_premultipliedAlpha, m_uvRect, m_flipped));
}

void CCTextureLayerImpl::dumpLayerProperties(TextStream& ts, int indent) const
{
    writeIndent(ts, indent);
    ts << "texture layer texture id: " << m_textureId << " premultiplied: " << m_premultipliedAlpha << "\n";
    CCLayerImpl::dumpLayerProperties(ts, indent);
}

void CCTextureLayerImpl::didLoseContext()
{
    m_textureId = 0;
}

}

#endif // USE(ACCELERATED_COMPOSITING)