glc_extendedmesh.h

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/****************************************************************************

 This file is part of the GLC-lib library.
 Copyright (C) 2005-2008 Laurent Ribon (laumaya@users.sourceforge.net)
 Version 1.2.0, packaged on September 2009.

 http://glc-lib.sourceforge.net

 GLC-lib is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 GLC-lib is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with GLC-lib; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

*****************************************************************************/


#ifndef GLC_EXTENDEDMESH_H_
#define GLC_EXTENDEDMESH_H_

#include <QHash>
#include <QList>
#include "../maths/glc_vector2df.h"
#include "../maths/glc_vector3df.h"
#include "../glc_enum.h"
#include "../shading/glc_material.h"
#include "glc_extendedgeomengine.h"
#include "glc_vbogeom.h"
#include "glc_primitivegroup.h"



class GLC_ExtendedMesh : public GLC_VboGeom
{
public:
        typedef QHash<GLC_uint, GLC_PrimitiveGroup*> PrimitiveGroups;
        typedef QHash<const int, PrimitiveGroups*> PrimitiveGroupsHash;



public:
        GLC_ExtendedMesh();

        GLC_ExtendedMesh(const GLC_ExtendedMesh&);

        virtual ~GLC_ExtendedMesh();



public:
        virtual unsigned int numberOfFaces() const;

        virtual unsigned int numberOfVertex() const;

        inline unsigned int numberOfNormals() const
        { return m_NumberOfNormals;}

        virtual GLC_BoundingBox& boundingBox(void);

        virtual GLC_VboGeom* clone() const;

        inline bool ColorPearVertexIsAcivated() const
        {return m_ColorPearVertex;}

        inline int numberOfLod()
        {return m_ExtendedGeomEngine.numberOfLod();}

        inline GLfloatVector positionVector() const
        {return m_ExtendedGeomEngine.positionVector();}

        inline GLfloatVector normalVector() const
        {return m_ExtendedGeomEngine.normalVector();}

        inline GLfloatVector texelVector() const
        {return m_ExtendedGeomEngine.texelVector();}

        bool containsTriangles(int lod, GLC_uint materialId) const;

        QVector<GLuint> getTrianglesIndex(int lod, GLC_uint materialId) const;

        int numberOfTriangles(int lod, GLC_uint materialId) const;

        bool containsStrips(int lod, GLC_uint materialId) const;

        QList<QVector<GLuint> > getStripsIndex(int lod, GLC_uint materialId) const;

        int numberOfStrips(int lod, GLC_uint materialId) const;

        bool containsFans(int lod, GLC_uint materialId) const;

        QList<QVector<GLuint> > getFansIndex(int lod, GLC_uint materialId) const;

        int numberOfFans(int lod, GLC_uint materialId) const;

        inline bool containsLod(int lod) const
        {return (NULL != m_ExtendedGeomEngine.getLod(lod));}

        inline bool lodContainsMaterial(int lod, GLC_uint materialId) const
        {
                if (not m_PrimitiveGroups.contains(lod))return false;
                else return m_PrimitiveGroups.value(lod)->contains(materialId);
        }

        inline double getLodAccuracy(int lod) const
        {
                Q_ASSERT(containsLod(lod));
                return m_ExtendedGeomEngine.getLod(lod)->accuracy();
        }





public:

        inline void addVertices(const GLfloatVector& vertices)
        {
                *(m_ExtendedGeomEngine.positionVectorHandle())+= vertices;
                m_NumberOfVertice+= vertices.size() / 3;
        }

        inline void addNormals(const GLfloatVector& normals)
        {
                *(m_ExtendedGeomEngine.normalVectorHandle())+= normals;
                m_NumberOfNormals+= normals.size() / 3;
        }

        inline void addTexels(const GLfloatVector& texels)
        {*(m_ExtendedGeomEngine.texelVectorHandle())+= texels;}

        inline void addColors(const GLfloatVector& colors)
        {*(m_ExtendedGeomEngine.colorVectorHandle())+= colors;}

        void addTriangles(GLC_Material*, const IndexList&, const int lod= 0, double accuracy= 0.0);

        void addTrianglesStrip(GLC_Material*, const IndexList&, const int lod= 0, double accuracy= 0.0);

        void addTrianglesFan(GLC_Material*, const IndexList&, const int lod= 0, double accuracy= 0.0);

        void reverseNormals();

        inline void setColorPearVertex(bool flag){m_ColorPearVertex= flag;}

        void finished();

        virtual void setCurrentLod(const int);




public:
        virtual void glExecute(bool, bool transparent= false);

private:


        virtual void glDraw(bool transparent= false);




private:
        GLC_uint setCurrentMaterial(GLC_Material*, const int, double);

        void createVbos();

        void finishVbo();

        void finishNonVbo();


// Private members
private:

        PrimitiveGroupsHash m_PrimitiveGroups;

        GLC_uint m_DefaultMaterialId;

        unsigned int m_NumberOfFaces;

        unsigned int m_NumberOfVertice;

        unsigned int m_NumberOfNormals;

        bool m_IsSelected;

        bool m_ColorPearVertex;

        GLC_ExtendedGeomEngine m_ExtendedGeomEngine;

        int m_CurrentLod;

};

#endif /* GLC_EXTENDEDMESH_H_ */

©2005 Laurent Ribon