UVWChannel.h

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//! @file UVWChannel.h
//! @brief CUVWChannel class for handling UVW channel
//!
//////////////////////////////////////////////////////////////////////
 
#if !defined(UVWCHANNEL_INCLUDE)
#define UVWCHANNEL_INCLUDE
 
#ifdef _MSC_VER
#pragma once
#endif // _MSC_VER
 
#include "Channel.h"
 
BEGIN_MOOTOOLS_NAMESPACE
 
//! @class CUVWChannel
//! @brief CUVWChannel is the channel class dedicated to UVs.
//! @details CUVWChannel belongs to CDependentChannels and is referenced by the UVW_CHANNEL identifier.
class DLL_3DFUNCTION CUVWChannel : public CChannel  
{
    DECLARE_SERIAL_XOBJECT(CUVWChannel);
 
public:
    CUVWChannel(ChannelID id = CHANNELID_UNDEFINED); // If id = CHANNELID_UNDEFINED, the id is automatically assigned when adding the channel to object channels. If id != CHANNELID_UNDEFINED, the id might be modified if it already exists in object channels
 
    virtual ~CUVWChannel(); // Use Delete instead, unless the CUVWChannel is created on the stack (take care that it is referenced once only in this case)
 
    // UVW informations
    CUVWFaceList *GetUVWFaceList();
    CUVWPointList *GetUVWPointList();
 
    // graph functions
    int InitUVSymmetryFlag(const CGeomInfo* info, POINT_PROPERTIES pointFlag = POINT_UV_SYMMETRY, bool reinitPointFlag = false); // Check for symmetry for each UV points for on incident edges. If a symmetry is found, POINT_UV_SYMMETRY is set for UV, and pointFlag for corresponding point. UV symmetry cannot be checked on UV break, so InitShareUVFlag must be called before.
    int InitShareUVFlag(const CGeomInfo *info, float tolerance, bool reinitPointFlag);
    bool IsUVFrontier(const CGeomInfo *info, float tolerance, const C3DEdge& edge, int faceindex1, int faceindex2);
 
    // Virtuals
    virtual bool Compare(const CChannel *channel) const;
    virtual bool Compare(const CPt *pt1, const CPt *pt2, double tolerance = 0.0f) const;
 
protected:
 
#if 0
protected:
    bool CheckUVWDirection(const CGeomInfo *info, int ptindex, int uvwindex1, int faceindex1, int uvwindex2, int faceindex2);
    bool GetUVWVector(const CGeomInfo *info, int ptindex, int uvwindex, int faceindex, C3DVector& vector, C3DVector& uvvector);
    bool GetEdge(int point, C3DFace& face, C3DEdge& edge);
#endif
};
 
END_MOOTOOLS_NAMESPACE
 
#endif // !defined(UVWCHANNEL_INCLUDE)