BKE_subsurf.h

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/*
 * ***** 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 BKE_SUBSURF_H
#define BKE_SUBSURF_H

struct DMGridAdjacency;
struct DMGridData;
struct DerivedMesh;
struct EditMesh;
struct IndexNode;
struct ListBase;
struct Mesh;
struct MultiresSubsurf;
struct Object;
struct PBVH;
struct SubsurfModifierData;
struct _CCGEdge;
struct _CCGFace;
struct _CCGSubsurf;
struct _CCGVert;

/**************************** External *****************************/

struct DerivedMesh *subsurf_make_derived_from_derived(
                        struct DerivedMesh *dm,
                        struct SubsurfModifierData *smd,
                        int useRenderParams, float (*vertCos)[3],
                        int isFinalCalc, int forEditMode, int inEditMode);

void subsurf_calculate_limit_positions(struct Mesh *me, float (*positions_r)[3]);

/**************************** Internal *****************************/

typedef struct CCGDerivedMesh {
    DerivedMesh dm;

    struct _CCGSubSurf *ss;
    int freeSS;
    int drawInteriorEdges, useSubsurfUv;

    struct {int startVert; struct _CCGVert *vert;} *vertMap;
    struct {int startVert; int startEdge; struct _CCGEdge *edge;} *edgeMap;
    struct {int startVert; int startEdge;
            int startFace; struct _CCGFace *face;} *faceMap;

    short *edgeFlags;
    char *faceFlags;

    struct PBVH *pbvh;
    struct ListBase *fmap;
    struct IndexNode *fmap_mem;

    struct DMGridData **gridData;
    struct DMGridAdjacency *gridAdjacency;
    int *gridOffset;
    struct _CCGFace **gridFaces;

    struct {
        struct MultiresModifierData *mmd;
        int local_mmd;

        int lvl, totlvl;
        float (*orco)[3];

        struct Object *ob;
        int modified;

        void (*update)(DerivedMesh*);
    } multires;
} CCGDerivedMesh;

#endif