source: OGRE/trunk/ogrenew/Tools/MayaExport/include/submesh.h @ 692

#ifndef _SUBMESH_H
#define _SUBMESH_H

#include "mayaExportLayer.h"
#include "paramList.h"
#include "materialSet.h"

namespace OgreMayaExporter
{
        /***** structure for uvsets info *****/
        typedef struct uvsettag
        {
                short size;                                     //number of coordinates (between 1 and 3)
        } uvset;
        /***** structure for texture coordinates *****/
        typedef struct texcoordstag
        {
                double u, v, w;                         //texture coordinates   
        } texcoords;

        /***** structure for vertex bone assignements *****/
        typedef struct vbatag
        {
                double weight;  //weight
                int jointIdx;   //index of associated joint
        } vba;

        /***** structure for vertex data *****/
        typedef struct vertextag
        {
                double x, y, z;                                         //vertex coordinates
                MVector n;                                                      //vertex normal
                float r,g,b,a;                                          //vertex colour
                std::vector<texcoords> texcoords;       //vertex texture coordinates
                std::vector<vba> vbas;                          //vertex bone assignements
        } vertex;

        /***** structure for vertex info *****/
        // used to hold indices to access MFnMesh data
        typedef struct vertexInfotag
        {
                int pointIdx;                           //index to points list (position)
                int normalIdx;                          //index to normals list
                float r,g,b,a;                          //colour
                std::vector<float> u;           //u texture coordinates
                std::vector<float> v;           //v texture coordinates
                std::vector<float> vba;         //vertex bone assignements
                std::vector<int> jointIds;      //ids of joints affecting this vertex
                int next;                                       //index of next vertex with same position
        } vertexInfo;

        /***** structure for face info *****/
        typedef struct facetag
        {
                long v[3];              //vertex indices
        } face;

        /***** array of face infos *****/
        typedef std::vector<face> faceArray;

        /***** Class Submesh *****/
        class Submesh
        {
        public:
                //constructor
                Submesh(const MString& name = "");
                //destructor
                ~Submesh();
                //clear data
                void clear();
                //load data
                MStatus loadMaterial(MObject& shader,MStringArray& uvsets,ParamList& params);
                MStatus load(std::vector<face>& faces, std::vector<vertexInfo>& vertInfo, MFloatPointArray& points,
                        MFloatVectorArray& normals, MStringArray& texcoordsets,ParamList& params,bool opposite = false); 
                //get number of triangles composing the submesh
                long numTriangles();
                //get number of vertices
                long numVertices();
                //get submesh name
                MString& name();
                //write submesh data to Ogre XML
                MStatus writeXML(ParamList &params);

        protected:
                //internal members
                MString m_name;
                Material* m_pMaterial;
                long m_numTriangles;
                long m_numVertices;
                std::vector<vertex> m_vertices;
                std::vector<face> m_faces;
                std::vector<uvset> m_uvsets;
                bool m_use32bitIndexes;
        };

}; // end of namespace

#endif