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// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QT3DRENDER_QGEOMETRYRENDERER_H
#define QT3DRENDER_QGEOMETRYRENDERER_H
#include <Qt3DCore/qboundingvolume.h>
#include <Qt3DCore/qgeometry.h>
#include <Qt3DCore/qgeometryview.h>
#include <Qt3DRender/qt3drender_global.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
class QGeometryRendererPrivate;
class Q_3DRENDERSHARED_EXPORT QGeometryRenderer : public Qt3DCore::QBoundingVolume
{
Q_OBJECT
Q_PROPERTY(int instanceCount READ instanceCount WRITE setInstanceCount NOTIFY instanceCountChanged)
Q_PROPERTY(int vertexCount READ vertexCount WRITE setVertexCount NOTIFY vertexCountChanged)
Q_PROPERTY(int indexOffset READ indexOffset WRITE setIndexOffset NOTIFY indexOffsetChanged)
Q_PROPERTY(int firstInstance READ firstInstance WRITE setFirstInstance NOTIFY firstInstanceChanged)
Q_PROPERTY(int firstVertex READ firstVertex WRITE setFirstVertex NOTIFY firstVertexChanged)
Q_PROPERTY(int indexBufferByteOffset READ indexBufferByteOffset WRITE setIndexBufferByteOffset NOTIFY indexBufferByteOffsetChanged)
Q_PROPERTY(int restartIndexValue READ restartIndexValue WRITE setRestartIndexValue NOTIFY restartIndexValueChanged)
Q_PROPERTY(int verticesPerPatch READ verticesPerPatch WRITE setVerticesPerPatch NOTIFY verticesPerPatchChanged)
Q_PROPERTY(bool primitiveRestartEnabled READ primitiveRestartEnabled WRITE setPrimitiveRestartEnabled NOTIFY primitiveRestartEnabledChanged)
Q_PROPERTY(Qt3DCore::QGeometry* geometry READ geometry WRITE setGeometry NOTIFY geometryChanged)
Q_PROPERTY(PrimitiveType primitiveType READ primitiveType WRITE setPrimitiveType NOTIFY primitiveTypeChanged)
Q_PROPERTY(float sortIndex READ sortIndex WRITE setSortIndex NOTIFY sortIndexChanged)
public:
explicit QGeometryRenderer(Qt3DCore::QNode *parent = nullptr);
~QGeometryRenderer();
enum PrimitiveType {
Points = 0x0000,
Lines = 0x0001,
LineLoop = 0x0002,
LineStrip = 0x0003,
Triangles = 0x0004,
TriangleStrip = 0x0005,
TriangleFan = 0x0006,
LinesAdjacency = 0x000A,
TrianglesAdjacency = 0x000C,
LineStripAdjacency = 0x000B,
TriangleStripAdjacency = 0x000D,
Patches = 0x000E
};
Q_ENUM(PrimitiveType) // LCOV_EXCL_LINE
// how to figure out index count and all the fancy stuff that QMeshData provides for us?
// also how to figure out which attribute(s?) hold the indices?
int instanceCount() const;
int vertexCount() const;
int indexOffset() const;
int firstInstance() const;
int firstVertex() const;
int indexBufferByteOffset() const;
int restartIndexValue() const;
int verticesPerPatch() const;
bool primitiveRestartEnabled() const;
Qt3DCore::QGeometry *geometry() const;
PrimitiveType primitiveType() const;
float sortIndex() const;
public Q_SLOTS:
void setInstanceCount(int instanceCount);
void setVertexCount(int vertexCount);
void setIndexOffset(int indexOffset);
void setFirstInstance(int firstInstance);
void setFirstVertex(int firstVertex);
void setIndexBufferByteOffset(int offset);
void setRestartIndexValue(int index);
void setVerticesPerPatch(int verticesPerPatch);
void setPrimitiveRestartEnabled(bool enabled);
void setGeometry(Qt3DCore::QGeometry *geometry);
void setPrimitiveType(PrimitiveType primitiveType);
void setSortIndex(float sortIndex);
Q_SIGNALS:
void instanceCountChanged(int instanceCount);
void vertexCountChanged(int vertexCount);
void indexOffsetChanged(int indexOffset);
void firstInstanceChanged(int firstInstance);
void firstVertexChanged(int firstVertex);
void indexBufferByteOffsetChanged(int offset);
void restartIndexValueChanged(int restartIndexValue);
void verticesPerPatchChanged(int verticesPerPatch);
void primitiveRestartEnabledChanged(bool primitiveRestartEnabled);
void geometryChanged(Qt3DCore::QGeometry *geometry);
void primitiveTypeChanged(PrimitiveType primitiveType);
void sortIndexChanged(float sortIndex);
protected:
explicit QGeometryRenderer(QGeometryRendererPrivate &dd, Qt3DCore::QNode *parent = nullptr);
private:
Q_DECLARE_PRIVATE(QGeometryRenderer)
float m_sortIndex;
};
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_QGEOMETRYRENDERER_H
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