apiMeshCreator.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 _apiMeshCreator
#define _apiMeshCreator

//
// apiMeshCreator.h
//
// A DG node that takes a maya mesh as input and outputs apiMeshData.
// If there is no input then the node creates a cube or sphere
// depending on what the shapeType attribute is set to.
//

#include <maya/MPxNode.h>
#include <maya/MTypeId.h>
#include <maya/MPointArray.h>
#include <maya/MIntArray.h>
#include <maya/MVectorArray.h>
#include <maya/MDoubleArray.h> 

class apiMeshGeomUV; 

class apiMeshCreator : public MPxNode
{
public:
        apiMeshCreator();
        virtual ~apiMeshCreator(); 

        //
        // Overrides
        //

    virtual MStatus             compute( const MPlug& plug, MDataBlock& data );

        //
        // Helper methods
        //

        static  void *          creator();
        static  MStatus         initialize();

        MStatus                                 computeInputMesh( const MPlug& plug,
                                                                                          MDataBlock& datablock,
                                                                                          MPointArray& vertices,
                                                                                          MIntArray& counts,
                                                                                          MIntArray& connects,
                                                                                          MVectorArray& normals,
                                                                                          apiMeshGeomUV &uvs ); 

        void                                    buildCube( double cube_size,
                                                                           MPointArray& pa,
                                                                           MIntArray& faceCounts,
                                                                           MIntArray& faceConnects,
                                                                           MVectorArray& normals,
                                                                           apiMeshGeomUV& uvs ); 

        void                                    buildSphere( double radius,
                                                                                 int divisions,
                                                                                 MPointArray& pa,
                                                                                 MIntArray& faceCounts,
                                                                                 MIntArray& faceConnects,
                                                                                 MVectorArray& normals, 
                                                                                 apiMeshGeomUV& uvs ); 

public:
    //
    // Attributes
    //
    static      MObject                 size;
        static  MObject                 shapeType;
    static      MObject                 inputMesh;
        static  MObject         outputSurface;
        
public: 
        static  MTypeId         id;
};

#endif /* _apiMeshCreator */