FaceNormalChannel.h

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//! @file FaceNormalChannel.h
//! @brief CFaceNormalChannel class for handling the normals for each face of an object
//!
//////////////////////////////////////////////////////////////////////
 
#if !defined(AFX_NORMALFACECHANNEL_H__79EB93C4_8866_11D3_A029_8FE73A9B677B__INCLUDED_)
#define AFX_NORMALFACECHANNEL_H__79EB93C4_8866_11D3_A029_8FE73A9B677B__INCLUDED_
 
#ifdef _MSC_VER
#pragma once
#endif // _MSC_VER
 
#include "Channel.h"
 
BEGIN_MOOTOOLS_NAMESPACE
 
//! @class CFaceNormalChannel
//! @brief CFaceNormalChannel is the channel class dedicated to vertex colors.
//! @details CFaceNormalChannel belongs to CDependentChannels and is referenced by the FACE_NORMAL_CHANNEL identifier.
//! @note CFaceNormalChannel contains only a normal vector list, with one vector per object face, corresponding to the face normal.
class DLL_3DFUNCTION CFaceNormalChannel : public CChannel  
{
    DECLARE_SERIAL_XOBJECT(CFaceNormalChannel);
 
public:
    CFaceNormalChannel(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 ~CFaceNormalChannel(); // Use Delete instead, unless the CFaceNormalChannel is created on the stack (take care that it is referenced once only in this case)
 
    C3DVectorList *GetNormalVectorList();
 
    bool InitNormals(const CGeomInfo *info); // Return false if normal does not need to be recomputed or can't be computed
 
    bool CanBeRecomputed();
    bool MatrixTransform(const C4x4Matrix& refmatrix, POINT_PROPERTIES property = POINT_NONE, bool set = TRUE, int index = 0, int count = -1);
    bool SwapCoordinates(unsigned int swapMode);
 
    // Channel update
    bool Clean(const CGeomInfo *info, CXUIntArray *newfaceindex, CXUIntArray *newpointindex);
 
protected:
};
 
END_MOOTOOLS_NAMESPACE
 
#endif // !defined(AFX_NORMALFACECHANNEL_H__79EB93C4_8866_11D3_A029_8FE73A9B677B__INCLUDED_)