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// Copyright (C) 2015 Paul Lemire paul.lemire350@gmail.com
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QT3DRENDER_RENDER_TRIANGLESVISITOR_P_H
#define QT3DRENDER_RENDER_TRIANGLESVISITOR_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <Qt3DCore/qnodeid.h>
#include <Qt3DRender/private/bufferutils_p.h>
#include <Qt3DCore/private/vector3d_p.h>
#include <Qt3DCore/private/vector4d_p.h>
#include <private/qt3drender_global_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DCore {
class QEntity;
}
namespace Qt3DRender {
namespace Render {
class GeometryRenderer;
class PickingProxy;
class NodeManagers;
class Attribute;
class Buffer;
class Q_AUTOTEST_EXPORT TrianglesVisitor
{
public:
explicit TrianglesVisitor(NodeManagers *manager) : m_manager(manager) { }
virtual ~TrianglesVisitor();
void apply(const Qt3DCore::QEntity *entity);
void apply(const GeometryRenderer *renderer, const Qt3DCore::QNodeId id);
void apply(const PickingProxy *proxy, const Qt3DCore::QNodeId id);
virtual void visit(uint andx, const Vector3D &a,
uint bndx, const Vector3D &b,
uint cndx, const Vector3D &c) = 0;
protected:
NodeManagers *m_manager;
Qt3DCore::QNodeId m_nodeId;
};
class Q_3DRENDERSHARED_PRIVATE_EXPORT CoordinateReader
{
public:
explicit CoordinateReader(NodeManagers *manager)
: m_manager(manager)
, m_attribute(nullptr)
, m_buffer(nullptr)
{
}
bool setGeometry(const GeometryRenderer *renderer, const QString &attributeName);
Vector4D getCoordinate(uint vertexIndex);
protected:
NodeManagers *m_manager;
Attribute *m_attribute;
Buffer *m_buffer;
BufferInfo m_bufferInfo;
};
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_TRIANGLESVISITOR_P_H
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