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39
40#include "clearbuffers_p.h"
41#include <Qt3DRender/private/qclearbuffers_p.h>
42#include <Qt3DCore/qpropertyupdatedchange.h>
43
44QT_BEGIN_NAMESPACE
45
46using namespace Qt3DCore;
47
48namespace Qt3DRender {
49namespace Render {
50
51static QVector4D vec4dFromColor(const QColor &color)
52{
53 return QVector4D(color.redF(), color.greenF(), color.blueF(), color.alphaF());
54}
55
56ClearBuffers::ClearBuffers()
57 : FrameGraphNode(FrameGraphNode::ClearBuffers)
58 , m_type(QClearBuffers::None)
59 , m_clearDepthValue(1.f)
60 , m_clearStencilValue(0)
61{
62}
63
64void ClearBuffers::initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change)
65{
66 FrameGraphNode::initializeFromPeer(change);
67 const auto typedChange = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<QClearBuffersData>>(change);
68 const auto &data = typedChange->data;
69 m_type = data.buffersType;
70 m_clearColorAsColor = data.clearColor;
71 m_clearColor = vec4dFromColor(m_clearColorAsColor);
72 m_clearDepthValue = data.clearDepthValue;
73 m_clearStencilValue = data.clearStencilValue;
74 m_colorBufferId = data.bufferId;
75}
76
77void ClearBuffers::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
78{
79 if (e->type() == PropertyUpdated) {
80 QPropertyUpdatedChangePtr propertyChange = qSharedPointerCast<QPropertyUpdatedChange>(e);
81 if (propertyChange->propertyName() == QByteArrayLiteral("buffers")) {
82 m_type = static_cast<QClearBuffers::BufferType>(propertyChange->value().toInt());
83 markDirty(AbstractRenderer::FrameGraphDirty);
84 } else if (propertyChange->propertyName() == QByteArrayLiteral("clearColor")) {
85 m_clearColorAsColor = propertyChange->value().value<QColor>();
86 m_clearColor = vec4dFromColor(m_clearColorAsColor);
87 markDirty(AbstractRenderer::FrameGraphDirty);
88 } else if (propertyChange->propertyName() == QByteArrayLiteral("clearDepthValue")) {
89 m_clearDepthValue = propertyChange->value().toFloat();
90 markDirty(AbstractRenderer::FrameGraphDirty);
91 } else if (propertyChange->propertyName() == QByteArrayLiteral("clearStencilValue")) {
92 m_clearStencilValue = propertyChange->value().toInt();
93 markDirty(AbstractRenderer::FrameGraphDirty);
94 } else if (propertyChange->propertyName() == QByteArrayLiteral("colorBuffer")) {
95 m_colorBufferId = propertyChange->value().value<QNodeId>();
96 markDirty(AbstractRenderer::FrameGraphDirty);
97 }
98 }
99 FrameGraphNode::sceneChangeEvent(e);
100}
101
102QClearBuffers::BufferType ClearBuffers::type() const
103{
104 return m_type;
105}
106
107QColor ClearBuffers::clearColorAsColor() const
108{
109 return m_clearColorAsColor;
110}
111
112QVector4D ClearBuffers::clearColor() const
113{
114 return m_clearColor;
115}
116
117float ClearBuffers::clearDepthValue() const
118{
119 return m_clearDepthValue;
120}
121
122int ClearBuffers::clearStencilValue() const
123{
124 return m_clearStencilValue;
125}
126
127Qt3DCore::QNodeId ClearBuffers::bufferId() const
128{
129 return m_colorBufferId;
130}
131
132bool ClearBuffers::clearsAllColorBuffers() const
133{
134 return m_colorBufferId.isNull();
135}
136
137} // namespace Render
138} // namespace Qt3DRender
139
140QT_END_NAMESPACE
141