kfbxgeometryconverter.h

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#ifndef FBXFILESDK_KFBXPLUGINS_KFBXGEOMETRYCONVERTER_H
#define FBXFILESDK_KFBXPLUGINS_KFBXGEOMETRYCONVERTER_H

/**************************************************************************************

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All Rights Reserved.

The coded instructions, statements, computer programs, and/or related material 
(collectively the "Data") in these files contain unpublished information 
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**************************************************************************************/
#include <fbxfilesdk/fbxfilesdk_def.h>

#include <fbxfilesdk/components/kbaselib/klib/karrayul.h>

#include <fbxfilesdk/fbxfilesdk_nsbegin.h>

class KFbxNode;
class KFbxLayerContainer;
class KFbxGeometryBase;
class KFbxGeometry;
class KFbxMesh;
class KFbxPatch;
class KFbxNurb;
class KFbxCluster;
class KFbxSdkManager;
class KFBXSurfaceEvaluator;
class KFbxWeightedMapping;
class KFbxVector4;
class KFbxNurbsSurface;
class KFbxNurbsCurve;

class KFbxShape;
class KFbxScene;
class KFbxVector2;
class KString;
class KFBX_DLL KFbxGeometryConverter
{
public:
    KFbxGeometryConverter(KFbxSdkManager* pManager);
    ~KFbxGeometryConverter();

    KFbxMesh* TriangulateMesh(KFbxMesh const* pMesh);

    KFbxMesh* TriangulatePatch(KFbxPatch const* pPatch);

    KFbxMesh* TriangulateNurb(KFbxNurb const* pNurb);

    bool TriangulateInPlace(KFbxNode* pNode);

    bool AddAlternateGeometry(
        KFbxNode*             pNode, 
        KFbxGeometry*         pSrcGeom, 
        KFbxGeometry*         pAltGeom,
        KFbxWeightedMapping* pSrcToAltWeightedMapping,
        bool                 pConvertDeformations
        );

    bool ConvertGeometryAnimation(
        KFbxNode*             pNode, 
        KFbxGeometry*         pSrcGeom, 
        KFbxGeometry*         pDstGeom
        );

    bool ComputeGeometryControlPointsWeightedMapping(
        KFbxGeometry*         pSrcGeom, 
        KFbxGeometry*         pDstGeom, 
        KFbxWeightedMapping* pSrcToDstWeightedMapping,
        bool                 pSwapUV = false
        );



    KFbxNurb* ConvertPatchToNurb(KFbxPatch *pPatch);

    bool ConvertPatchToNurbInPlace(KFbxNode* pNode);

    KFbxNurbsSurface* ConvertPatchToNurbsSurface(KFbxPatch *pPatch);

    bool ConvertPatchToNurbsSurfaceInPlace(KFbxNode* pNode);

    KFbxNurbsSurface* ConvertNurbToNurbsSurface( KFbxNurb* pNurb );

    KFbxNurb* ConvertNurbsSurfaceToNurb( KFbxNurbsSurface* pNurb );

    bool ConvertNurbToNurbsSurfaceInPlace(KFbxNode* pNode);

    bool ConvertNurbsSurfaceToNurbInPlace(KFbxNode* pNode);



    KFbxNurb* FlipNurb(KFbxNurb* pNurb, bool pSwapUV, bool pSwapClusters);

    KFbxNurbsSurface* FlipNurbsSurface(KFbxNurbsSurface* pNurb, bool pSwapUV, bool pSwapClusters);



    bool EmulateNormalsByPolygonVertex(KFbxMesh* pMesh);

    bool ComputeEdgeSmoothingFromNormals( KFbxMesh* pMesh ) const;

    bool ComputePolygonSmoothingFromEdgeSmoothing( KFbxMesh* pMesh, int pIndex=0 ) const;

    bool ComputeEdgeSmoothingFromPolygonSmoothing( KFbxMesh* pMesh, int pIndex=0 ) const;



    //
    //  WARNING!
    //
    //    Anything beyond these lines may not be documented accurately and is 
    //     subject to change without notice.
    //

#ifndef DOXYGEN_SHOULD_SKIP_THIS

public:

    bool AddTriangulatedMeshGeometry(KFbxNode* pNode, int pUVStepCoeff);


    bool SplitMeshPerMaterial(KFbxMesh* pMesh);


    bool SplitMeshesPerMaterial(KFbxScene* pScene);

    bool CreateAndCopyLayerElement(KFbxMesh *pNewMesh, KFbxMesh *pRefMesh);

    bool SetLayerElements(KFbxMesh *pNewMesh, KFbxMesh *pMesh, int pPolygonIndex, int pPolyPointIndex, int pLoopIndex, bool pIsSearched, bool pIsEndPolygon);

    KFbxMesh* TriangulateMeshAdvance(KFbxMesh const* pMesh, bool& pStatus);

    int TriangulatePolygon(KFbxMesh *pNewMesh, KFbxVector4 *pControlPoints, int* pVertexIndices, int * pPolyVertexIndices, int pStartVertexIndex, KFbxVector4& pNormal, int pMaterialIndex, int pPolygonSize, int polygonIndex);


protected:

    bool ComputePatchToMeshControlPointsWeightedMapping
        (
        KFbxPatch*             pSrcPatch, 
        KFbxMesh*             pDstMesh, 
        KFbxWeightedMapping* pMapping,
        bool                 pSwapUV = false
        );
    bool ComputeNurbToMeshControlPointsWeightedMapping
        (
        KFbxNurbsSurface*     pSrcNurb, 
        KFbxMesh*             pDstMesh, 
        KFbxWeightedMapping* pMapping,
        bool                 pRescaleUVs = false,
        bool                 pSwapUV = false
        );

    void InitializeWeightInControlPoints(KFbxGeometryBase* pGeometry);
    void InitializeWeightInNormals(KFbxLayerContainer* pLayerContainer);
    void TriangulateContinuousSurface
        ( 
        KFbxMesh* pMesh, 
        KFBXSurfaceEvaluator* pSurface, 
        kUInt pPointCountX, 
        kUInt pPointCountY, 
        bool ClockWise = false
        );
    void CheckForZeroWeightInShape(KFbxGeometry *pGeometry);
    KFbxMesh* CreateMeshFromParametricSurface(KFbxGeometry const* pGeometry);
    KFbxNurb* CreateNurbFromPatch(KFbxPatch* pPatch);
    KFbxNurbsSurface* CreateNurbsSurfaceFromPatch(KFbxPatch* pPatch);

    void ConvertShapes(KFbxGeometry const* pSource, 
        KFbxGeometry* pDestination, 
        KFBXSurfaceEvaluator* pEvaluator, 
        int pUCount, 
        int pVCount);
    void ConvertShapes(KFbxGeometry const* pSource,
        KFbxGeometry* pDestination, 
        KFbxWeightedMapping* pSourceToDestinationMapping);
    void ConvertClusters(KFbxGeometry const* pSource, 
        KFbxGeometry* pDestination, 
        KFbxWeightedMapping* pSourceToDestinationMapping);
    void ConvertClusters(KArrayTemplate<KFbxCluster*> const& pSourceClusters, 
        int pSourceControlPointsCount,
        KArrayTemplate<KFbxCluster*>& pDestinationClusters, 
        int pDestinationControlPointsCount,
        KFbxWeightedMapping* pSourceToDestinationMapping);
    void BuildClusterToSourceMapping(KArrayTemplate<KFbxCluster*> const& pSourceClusters, 
        KFbxWeightedMapping* pClusterToSourceMapping);
    void CheckClusterToSourceMapping(KFbxWeightedMapping* pClusterToSourceMapping);
    void ConvertCluster(int pSourceClusterIndex, 
        KFbxWeightedMapping* pClusterToSourceMapping,
        KFbxWeightedMapping* pSourceToDestinationMapping,
        KFbxCluster* pDestinationCluster);
    void DuplicateControlPoints(KArrayTemplate<KFbxVector4>& pControlPoints, 
        KArrayTemplate<int>& pPolygonVertices);
    void UpdatePolygon(KFbxMesh *pNewMesh, KFbxMesh const *pRefMesh, int pPolygonIndex, int* pNewIndex, int &pVerticeIndexMeshTriangulated, int &pPolygonIndexMeshTriangulated);
    void UpdatePolygon(KFbxMesh *pNewMesh, KFbxMesh const *pRefMesh, int pPolygonIndex, int* pNewIndex, int &pVerticeIndexMeshTriangulated, int &pPolygonIndexMeshTriangulated, int pTriangleNum);
    void ResizePolygon(KFbxMesh *pNewMesh, int pNewCountVertices = 0, int pNewCountPolygons =0, bool pClearFlag = true);

    template <class T1, class T2>
    void ConvertNurbs( T1* pNewNurb, T2* pOldNurb );

    bool CopyAnimationCurves(KFbxNode* pNode, KFbxGeometry* pNewGeometry );

    bool FlipNurbsCurve( KFbxNurbsCurve* pCurve ) const;

    void FlipControlPoints( KFbxGeometryBase* pPoints, int pUCount, int pVCount ) const;

    bool ConvertMaterialReferenceMode( KFbxMesh* pMeshRef ) const;

    void RevertMaterialReferenceModeConversion( KFbxMesh* pMeshRef ) const;

    KFbxSdkManager* mManager;

#endif // #ifndef DOXYGEN_SHOULD_SKIP_THIS 

};

#include <fbxfilesdk/fbxfilesdk_nsend.h>

#endif // FBXFILESDK_KFBXPLUGINS_KFBXGEOMETRYCONVERTER_H