RAS_Polygon.h

Go to the documentation of this file.

/*
 * $Id: RAS_Polygon.h 35072 2011-02-22 12:42:55Z jesterking $
 *
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef __RAS_POLYGON
#define __RAS_POLYGON

#include "RAS_TexVert.h"
#include "RAS_MaterialBucket.h"

#include <vector>
using namespace std;

#ifdef WITH_CXX_GUARDEDALLOC
#include "MEM_guardedalloc.h"
#endif

/* polygon flags */

class RAS_Polygon
{
        /* location */
        RAS_MaterialBucket*                     m_bucket;
        RAS_DisplayArray*                       m_darray;
        unsigned short                          m_offset[4];
        unsigned short                          m_numvert;

        /* flags */
#if 1
        unsigned short                  m_polyflags;
#else
        unsigned char                           m_edgecode;
        unsigned char                           m_polyflags;
#endif
        
public:
        enum {
                VISIBLE = 1,
                COLLIDER = 2,
                TWOSIDE = 4
        };

        RAS_Polygon(RAS_MaterialBucket* bucket, RAS_DisplayArray* darray, int numvert);
        virtual ~RAS_Polygon() {};
        
        int                                     VertexCount();
        RAS_TexVert*            GetVertex(int i);

        void                            SetVertexOffset(int i, unsigned short offset);
        int                                     GetVertexOffset(int i);
        int                                     GetVertexOffsetAbs(RAS_MeshObject *mesh, int i); /* accounts for quad and tri arrays, slower, for python */
        
        // each bit is for a visible edge, starting with bit 1 for the first edge, bit 2 for second etc.
        // - Not used yet!
/*      int                                     GetEdgeCode();
        void                            SetEdgeCode(int edgecode); */
        
        bool                            IsVisible();
        void                            SetVisible(bool visible);

        bool                            IsCollider();
        void                            SetCollider(bool collider);

        bool                            IsTwoside();
        void                            SetTwoside(bool twoside);

        RAS_MaterialBucket*     GetMaterial();
        RAS_DisplayArray*       GetDisplayArray();
        
#ifdef WITH_CXX_GUARDEDALLOC
public:
        void *operator new(size_t num_bytes) { return MEM_mallocN(num_bytes, "GE:RAS_Polygon"); }
        void operator delete( void *mem ) { MEM_freeN(mem); }
#endif
};

#endif