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| ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
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| |
| #include "clearbuffers_p.h" |
| #include <Qt3DRender/private/qclearbuffers_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| using namespace Qt3DCore; |
| |
| namespace Qt3DRender { |
| namespace Render { |
| |
| static QVector4D vec4dFromColor(const QColor &color) |
| { |
| if (!color.isValid()) |
| return QVector4D(0.0f, 0.0f, 0.0f, 1.0f); |
| return QVector4D(float(color.redF()), float(color.greenF()), float(color.blueF()), float(color.alphaF())); |
| } |
| |
| ClearBuffers::ClearBuffers() |
| : FrameGraphNode(FrameGraphNode::ClearBuffers) |
| , m_type(QClearBuffers::None) |
| , m_clearColor(vec4dFromColor(m_clearColorAsColor)) |
| , m_clearColorAsColor(Qt::black) |
| , m_clearDepthValue(1.f) |
| , m_clearStencilValue(0) |
| { |
| } |
| |
| void ClearBuffers::syncFromFrontEnd(const QNode *frontEnd, bool firstTime) |
| { |
| const QClearBuffers *node = qobject_cast<const QClearBuffers *>(frontEnd); |
| if (!node) |
| return; |
| |
| FrameGraphNode::syncFromFrontEnd(frontEnd, firstTime); |
| |
| if (m_clearColorAsColor != node->clearColor()) { |
| m_clearColorAsColor = node->clearColor(); |
| m_clearColor = vec4dFromColor(node->clearColor()); |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| if (!qFuzzyCompare(m_clearDepthValue, node->clearDepthValue())) { |
| m_clearDepthValue = node->clearDepthValue(); |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| if (m_clearStencilValue != node->clearStencilValue()) { |
| m_clearStencilValue = node->clearStencilValue(); |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| const QNodeId colorBufferId = qIdForNode(node->colorBuffer()); |
| if (m_colorBufferId != colorBufferId) { |
| m_colorBufferId = colorBufferId; |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| if (m_type != node->buffers()) { |
| m_type = node->buffers(); |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| } |
| |
| QClearBuffers::BufferType ClearBuffers::type() const |
| { |
| return m_type; |
| } |
| |
| QColor ClearBuffers::clearColorAsColor() const |
| { |
| return m_clearColorAsColor; |
| } |
| |
| QVector4D ClearBuffers::clearColor() const |
| { |
| return m_clearColor; |
| } |
| |
| float ClearBuffers::clearDepthValue() const |
| { |
| return m_clearDepthValue; |
| } |
| |
| int ClearBuffers::clearStencilValue() const |
| { |
| return m_clearStencilValue; |
| } |
| |
| Qt3DCore::QNodeId ClearBuffers::bufferId() const |
| { |
| return m_colorBufferId; |
| } |
| |
| bool ClearBuffers::clearsAllColorBuffers() const |
| { |
| return m_colorBufferId.isNull(); |
| } |
| |
| } // namespace Render |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |