SpecNormalChannel.h

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//! @file SpecNormalChannel.h
//! @brief CSpecNormalChannel class for handling the user specified normals
//!
//////////////////////////////////////////////////////////////////////
 
#if !defined(AFX_SPECNORMALCHANNEL_H__79EB93C5_8866_11D3_A029_8FE73A9B677B__INCLUDED_)
#define AFX_SPECNORMALCHANNEL_H__79EB93C5_8866_11D3_A029_8FE73A9B677B__INCLUDED_
 
#ifdef _MSC_VER
#pragma once
#endif // _MSC_VER
 
#include "Channel.h"
 
BEGIN_MOOTOOLS_NAMESPACE
 
//! @class CSpecNormalChannel
//! @brief CSpecNormalChannel is the channel class dedicated to user defined or specified normals.
//! @details CSpecNormalChannel belongs to CDependentChannels and is referenced by the SPEC_NORMAL_CHANNEL identifier.
class DLL_3DFUNCTION CSpecNormalChannel : public CChannel  
{
    DECLARE_SERIAL_XOBJECT(CSpecNormalChannel);
 
public:
    CSpecNormalChannel(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 ~CSpecNormalChannel(); // Use Delete instead, unless the CSpecNormalChannel is created on the stack (take care that it is referenced once only in this case)
 
    // Normal informations
    CNormalFaceList *GetNormalFaceList();
    C3DVectorList *GetNormalVectorList();
 
    bool MatrixTransform(const C4x4Matrix& refmatrix, POINT_PROPERTIES property = POINT_NONE, bool set = TRUE, int index = 0, int count = -1);
    bool SwapCoordinates(unsigned int swapMode);
 
    bool Normalize();
    bool InverseDir(); // Turn all vectors to opposite dir
    bool ComputeNormals(const CGeomInfo *info, NormalSmoothMode normalMode = NORMAL_AREAWEIGHTED_MODE); // Return false if nothing changed
    bool GenerateNormals(const CGeomInfo *info, unsigned int mode, double smoothAngle, NormalSmoothMode normalMode = NORMAL_AREAWEIGHTED_MODE); // Mode is a combination of GENNORMAL_MODE flags (GENNORMAL_PER_VERTEX is implicit). Return true if at least one normal has been computed, false if nothing need to be computed
    bool IsNormalFrontier(const CGeomInfo *info, double radianThresholdAngle, const C3DEdge& edge, int faceindex1, int faceindex2);
    void InitNormalBreakFlag(const CGeomInfo *info, double radianThresholdAngle, bool reinitPointFlag, NormalSmoothMode normalMode = NORMAL_AREAWEIGHTED_MODE);
 
    // Virtuals
    virtual bool Compare(const CPt *pt1, const CPt *pt2, double tolerance = 0.0f) const;
 
protected:
};
 
END_MOOTOOLS_NAMESPACE
 
#endif // !defined(AFX_SPECNORMALCHANNEL_H__79EB93C5_8866_11D3_A029_8FE73A9B677B__INCLUDED_)