indexedmesh.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/collision/indexedmeshblob.h"

namespace Kaim
{

class File;

class IndexedMesh : public RefCountBase<IndexedMesh, MemStat_CollisionData>
{
public:
    IndexedMesh() : m_blob(nullptr) {}

    void InitFromBuilder(IndexedMeshBlobBuilder& builder);
    void InitFromHandler(Ptr<BlobHandler<IndexedMeshBlob>> handler);

    KyUInt32 GetTriangleCount() const { return m_blob->m_indices.GetCount() / 3; }
    KyUInt32 GetVertexCount() const { return m_blob->m_vertices.GetCount(); }
    KyUInt32 GetIndexCount() const { return m_blob->m_indices.GetCount(); }

    KyUInt32 GetIndexAt(const KyUInt32 i) const { return m_blob->m_indices.GetValues()[i]; }
    Vec3f GetVertexAt(const KyUInt32 i) const { return m_blob->m_vertices.GetValues()[i]; }

    const UByte* GetIndicesDataPtr() const { return m_blob->GetIndexBase(); }
    const UByte* GetVerticesDataPtr() const { return m_blob->GetVertexBase(); }

    KyUInt32 GetIndexStride() const { return 3 * sizeof(KyUInt32); }
    KyUInt32 GetVertexStride() const { return 3 * sizeof(KyFloat32); }

    KyResult WriteToObjFile(File* objFile) const;

    BlobHandler<IndexedMeshBlob>* GetBlobHandler() { return m_blobHandler; }

private:
    Ptr<BlobHandler<IndexedMeshBlob>> m_blobHandler;
    IndexedMeshBlob* m_blob;
};
}