tessint.h

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/**********************************************************************
 *<
    FILE: tessint.h

    DESCRIPTION: include file for gap integration

    CREATED BY: Charles Thaeler

    HISTORY: created 10 Jan 1997

 *> Copyright (c) 1996, All Rights Reserved.
 **********************************************************************/

#pragma once

#ifdef BLD_TESS
#define TExport __declspec(dllexport)
#else
#define TExport __declspec(dllimport)
#endif

#include "maxheap.h"
#include "maxtess.h"
#include "UVWMapper.h"

// forward declarations
class GmSurface;
class View;
class Mtl;
class Mesh;

// This class describes the parameters for a projective mapper.  They
// are set when a UVW mapper modifer is applied.
// SteveA 6/98: I moved the guts of this into "UVWMapper" in the mesh library.
class UVWMapperDesc : public UVWMapper
{
public:
    int     channel;

    UVWMapperDesc() {channel=0;}
    UVWMapperDesc(int type, float utile, float vtile, float wtile,
        int uflip, int vflip, int wflip, int cap,
        const Matrix3 &tm,int channel);
    UVWMapperDesc(UVWMapperDesc& m)
        : UVWMapper (m)
    {
        this->channel = m.channel;
    }

    void ApplyMapper(Mesh* pMesh);
    void InvalidateMapping(Mesh* pMesh);
    IOResult Load(ILoad* iload);
    IOResult Save(ISave* isave);
};

struct SurfTabEntry: public MaxHeapOperators {
    GmSurface *gmsurf;
    UVWMapperDesc* mpChannel1Mapper;
    UVWMapperDesc* mpChannel2Mapper;

    SurfTabEntry() {
        gmsurf = NULL;
        mpChannel1Mapper = NULL;
        mpChannel2Mapper = NULL;
    }
};

typedef Tab<SurfTabEntry> SurfTab;


enum SurfaceType
{
    BEZIER_PATCH,
    GMSURFACE,
    MAX_MESH,
    MODEL_OP
};

TExport MCHAR* GapVersion(void);
TExport int GapTessellate(void *surf, SurfaceType type, Matrix3 *otm, Mesh *mesh,
                            TessApprox *tess, TessApprox *disp, 
                            View *view, Mtl* mtl, BOOL dumpMiFile, BOOL splitmesh);