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#include <Qt3DRender/private/qblitframebuffer_p.h>
#include <Qt3DRender/private/blitframebuffer_p.h>
#include <Qt3DCore/qpropertyupdatedchange.h>

QT_BEGIN_NAMESPACE

using namespace Qt3DCore;

namespace Qt3DRender {
namespace Render {

BlitFramebuffer::BlitFramebuffer()
    : FrameGraphNode(FrameGraphNode::BlitFramebuffer)
    , m_sourceRenderTargetId(Qt3DCore::QNodeId())
    , m_destinationRenderTargetId(Qt3DCore::QNodeId())
    , m_sourceRect(QRect())
    , m_destinationRect(QRect())
    , m_sourceAttachmentPoint(Qt3DRender::QRenderTargetOutput::Color0)
    , m_destinationAttachmentPoint(Qt3DRender::QRenderTargetOutput::Color0)
    , m_interpolationMethod(Qt3DRender::QBlitFramebuffer::Linear)
{
}

void BlitFramebuffer::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
    if (e->type() == PropertyUpdated) {
        QPropertyUpdatedChangePtr propertyChange = qSharedPointerCast<QPropertyUpdatedChange>(e);
        if (propertyChange->propertyName() == QByteArrayLiteral("sourceRenderTarget")) {
            m_sourceRenderTargetId = propertyChange->value().value<QNodeId>();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("destinationRenderTarget")) {
            m_destinationRenderTargetId = propertyChange->value().value<QNodeId>();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("sourceRect")) {
            m_sourceRect = propertyChange->value().toRect();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("destinationRect")) {
            m_destinationRect = propertyChange->value().toRect();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("sourceAttachmentPoint")) {
            m_sourceAttachmentPoint = propertyChange->value().value<Qt3DRender::QRenderTargetOutput::AttachmentPoint>();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("destinationAttachmentPoint")) {
            m_destinationAttachmentPoint = propertyChange->value().value<Qt3DRender::QRenderTargetOutput::AttachmentPoint>();
        } else if (propertyChange->propertyName() == QByteArrayLiteral("interpolationMethod")) {
            m_interpolationMethod = propertyChange->value().value<QBlitFramebuffer::InterpolationMethod>();
        }
        markDirty(AbstractRenderer::AllDirty);
    }
    FrameGraphNode::sceneChangeEvent(e);
}

void BlitFramebuffer::initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change)
{
    FrameGraphNode::initializeFromPeer(change);
    const auto typedChange = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<QBlitFramebufferData> >(change);
    const auto &data = typedChange->data;
    m_sourceRect = data.m_sourceRect;
    m_destinationRect = data.m_destinationRect;
    m_sourceRenderTargetId = data.m_sourceRenderTargetId;
    m_destinationRenderTargetId = data.m_destinationRenderTargetId;
    m_sourceAttachmentPoint = data.m_sourceAttachmentPoint;
    m_destinationAttachmentPoint = data.m_destinationAttachmentPoint;
    m_interpolationMethod = data.m_interpolationMethod;
}

Qt3DRender::QRenderTargetOutput::AttachmentPoint BlitFramebuffer::destinationAttachmentPoint() const
{
    return m_destinationAttachmentPoint;
}

QBlitFramebuffer::InterpolationMethod BlitFramebuffer::interpolationMethod() const
{
    return m_interpolationMethod;
}

Qt3DRender::QRenderTargetOutput::AttachmentPoint BlitFramebuffer::sourceAttachmentPoint() const
{
    return m_sourceAttachmentPoint;
}

QRect BlitFramebuffer::destinationRect() const
{
    return m_destinationRect;
}

QRect BlitFramebuffer::sourceRect() const
{
    return m_sourceRect;
}

Qt3DCore::QNodeId BlitFramebuffer::destinationRenderTargetId() const
{
    return m_destinationRenderTargetId;
}

Qt3DCore::QNodeId BlitFramebuffer::sourceRenderTargetId() const
{
    return m_sourceRenderTargetId;
}

} // namespace Render
} // namespace Qt3DRender

QT_END_NAMESPACE