objfilewriter.h

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/*
* Copyright 2016 Autodesk, Inc. All rights reserved.
* Use of this software is subject to the terms of the Autodesk license agreement and any attachments or Appendices thereto provided at the time of installation or download,
* or which otherwise accompanies this software in either electronic or hard copy form, or which is signed by you and accepted by Autodesk.
*/

#pragma once

#include "gwnavruntime/kernel/SF_File.h"
#include "gwnavruntime/visualsystem/ivisualgeometry.h"

namespace Kaim
{

class VisualGeometryPrimitiveCounts;

// construct a .obj file
class ObjFileWriter
{
public:
    ObjFileWriter(File* file) : m_file(file) , m_vertexCount(0) {}

    ~ObjFileWriter() {}

    void PushTriangle(const Vec3f& clientA, const Vec3f& clientB, const Vec3f& clientC);

    File* m_file;
    KyUInt32 m_vertexCount;
};


// Writes only triangles. Used in LabCore::WriteCurrentDatabaseInObjFile()
class ObjFileWriterVisualGeometry : public IVisualGeometry
{
public:
    ObjFileWriterVisualGeometry(File* file) : m_objFileWriter(file) {}

public:
    virtual void DoBegin(const VisualGeometryPrimitiveCounts&) {}

    virtual void DoEnd() {}

    virtual void DoPushTriangle(const VisualTriangle& triangle)
    {
        m_objFileWriter.PushTriangle(triangle.A,triangle.B, triangle.C);
    }

public:
    ObjFileWriter m_objFileWriter;
};



} // namespace LabEngine