FCDocument/FCDGeometryMesh.h

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/*
    Copyright (C) 2005-2006 Feeling Software Inc.
    MIT License: http://www.opensource.org/licenses/mit-license.php
*/
/*
    Based on the FS Import classes:
    Copyright (C) 2005-2006 Feeling Software Inc
    Copyright (C) 2005-2006 Autodesk Media Entertainment
    MIT License: http://www.opensource.org/licenses/mit-license.php
*/

#ifndef _FCD_GEOMETRY_MESH_H_
#define _FCD_GEOMETRY_MESH_H_

#include "FCDocument/FCDObject.h"
#include "FUtils/FUDaeEnum.h"

class FCDocument;
class FCDGeometry;
class FCDGeometryPolygons;
class FCDGeometrySource;

typedef vector<FCDGeometrySource*> FCDGeometrySourceList;
typedef vector<FCDGeometryPolygons*> FCDGeometryPolygonsList;

class FCOLLADA_EXPORT FCDGeometryMesh : public FCDObject
{
private:
    DeclareObjectType;

    FCDGeometry* parent;
    FCDGeometrySourceList sources;
    FCDGeometryPolygonsList polygons;

    FCDGeometrySourceList vertexSources;
    size_t faceCount, holeCount;
    size_t faceVertexCount;
    bool isDoubleSided; // Maya-specific, defaults to true

public:
    FCDGeometryMesh(FCDocument* document, FCDGeometry* parent);

    virtual ~FCDGeometryMesh();

    inline size_t GetFaceCount() const { return faceCount; }

    inline size_t GetHoleCount() const { return holeCount; }

    inline size_t GetFaceVertexCount() const { return faceVertexCount; }

    inline bool IsDoubleSided() const { return isDoubleSided; }

    const string& GetDaeId() const;

    inline size_t GetPolygonsCount() const { return polygons.size(); }

    inline FCDGeometryPolygons* GetPolygons(size_t index) { FUAssert(index < GetPolygonsCount(), return NULL); return polygons.at(index); }
    inline const FCDGeometryPolygons* GetPolygons(size_t index) const { FUAssert(index < GetPolygonsCount(), return NULL); return polygons.at(index); } 
    FCDGeometryPolygons* AddPolygons();

    inline FCDGeometrySourceList& GetVertexSources() { return vertexSources; }
    inline const FCDGeometrySourceList& GetVertexSources() const { return vertexSources; } 
    inline size_t GetVertexSourceCount() const { return vertexSources.size(); }

    inline FCDGeometrySource* GetVertexSource(size_t index) { FUAssert(index < GetVertexSourceCount(), return NULL); return vertexSources.at(index); }
    inline const FCDGeometrySource* GetVertexSource(size_t index) const { FUAssert(index < GetVertexSourceCount(), return NULL); return vertexSources.at(index); } 
    FCDGeometrySource* AddVertexSource();

    FCDGeometrySource* FindSourceById(const string& id);
    const FCDGeometrySource* FindSourceById(const string& id) const; 
    FCDGeometrySource* GetPositionSource();
    const FCDGeometrySource* GetPositionSource() const; 
    inline size_t GetSourceCount() const { return sources.size(); }

    inline FCDGeometrySource* GetSource(size_t index) { FUAssert(index < GetSourceCount(), return NULL); return sources.at(index); }
    inline const FCDGeometrySource* GetSource(size_t index) const { FUAssert(index < GetSourceCount(), return NULL); return sources.at(index); } 
    FCDGeometrySource* AddSource();

    void Triangulate();

    void Recalculate();
    
    FCDGeometryMesh* Clone(FloatList& newPositions, uint32 newPositionsStride, FloatList& newNormals, uint32 newNormalsStride);

    FUStatus LoadFromXML(xmlNode* meshNode);

    xmlNode* WriteToXML(xmlNode* parentNode) const;
};

#endif // _FCD_GEOMETRY_MESH_H_

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