meshReorder/meshReorderCmd.h

//-
// ==========================================================================
// Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
//+



#ifndef _MESH_REORDER_CMD_H_
#define _MESH_REORDER_CMD_H_

#include <maya/MArgList.h>
#include <maya/MPxCommand.h>
#include <maya/MSelectionList.h>
#include <maya/MIntArray.h>
#include <maya/MItMeshEdge.h>
#include <maya/MItMeshPolygon.h>
#include <maya/MDagPath.h>
#include <maya/MFloatPointArray.h>
#include <maya/MStringArray.h>
#include <maya/MFnMesh.h>
#include <maya/MDGModifier.h>

class MColorArray;
class MFloatArray;

// MAIN CLASS DECLARATION FOR THE MEL COMMAND:
class meshReorderCommand : public MPxCommand
{
   private:
    int                 fFaceIdxSrc;
    MIntArray           fFaceVtxSrc;
    MDagPath            fDagPathSrc;

    // For undo
    MFloatPointArray    fVertices;
    MIntArray           fPolygonCounts;
    MIntArray           fPolygonConnects;
    MIntArray           fCVMapping;
    MIntArray           fCVMappingInverse;
    MColorArray        *fColorArrays;
    MIntArray          *fColorIdsArrays;

    MStatus             parseArgs(const MArgList&);

    void                collectColorsUVs(MFnMesh &theMesh, bool isUndo);
    void                assignColorsUVs(MFnMesh &theMesh, MIntArray& colorMapping, MIntArray& uvMapping, bool isUndo);
    void                resetColorsUVsMemory();

    // Temp variables used only in collectColorsUVs() and assignColorsUVs()
    // for Colors
    MStringArray        fColorSetNames;
    bool               *fClampedArray;
    MFnMesh::MColorRepresentation *fRepArray;
    MColorArray        *fVertexColorArrays;
    // for UVs
    MStringArray        fUVSetNames;
    MFloatArray        *fUArrays;
    MFloatArray        *fVArrays;
    MIntArray          *fUVIdsArrays;

   public:
    meshReorderCommand();
    virtual ~meshReorderCommand();

    static void* creator();
    MStatus doIt(const MArgList&);
    MStatus redoIt();

    bool    isUndoable() const { return true; }
    MStatus undoIt();

};

#endif