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/* display list (or rather multi purpose list) stuff */
/*
$Id$
*
* ***** 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_DISPLIST_H
#define BKE_DISPLIST_H
#include "DNA_customdata_types.h"
#include "BKE_customdata.h"
/* dl->type */
#define DL_POLY 0
#define DL_SEGM 1
#define DL_SURF 2
#define DL_INDEX3 4
#define DL_INDEX4 5
#define DL_VERTCOL 6
#define DL_VERTS 7
/* dl->flag */
#define DL_CYCL_U 1
#define DL_CYCL_V 2
#define DL_FRONT_CURVE 4
#define DL_BACK_CURVE 8
/* prototypes */
struct Base;
struct Scene;
struct Object;
struct Curve;
struct ListBase;
struct Material;
struct Bone;
struct Mesh;
struct EditMesh;
struct DerivedMesh;
/* used for curves, nurbs, mball, importing */
typedef struct DispList {
struct DispList *next, *prev;
short type, flag;
int parts, nr;
short col, rt; /* rt used by initrenderNurbs */
float *verts, *nors;
int *index;
unsigned int *col1, *col2;
int charidx;
int totindex; /* indexed array drawing surfaces */
unsigned int *bevelSplitFlag;
} DispList;
extern void copy_displist(struct ListBase *lbn, struct ListBase *lb);
extern void free_disp_elem(DispList *dl);
extern DispList *find_displist_create(struct ListBase *lb, int type);
extern DispList *find_displist(struct ListBase *lb, int type);
extern void addnormalsDispList(struct ListBase *lb);
extern void count_displist(struct ListBase *lb, int *totvert, int *totface);
extern void freedisplist(struct ListBase *lb);
extern int displist_has_faces(struct ListBase *lb);
extern void makeDispListSurf(struct Scene *scene, struct Object *ob, struct ListBase *dispbase, struct DerivedMesh **derivedFinal, int forRender, int forOrco);
extern void makeDispListCurveTypes(struct Scene *scene, struct Object *ob, int forOrco);
extern void makeDispListCurveTypes_forRender(struct Scene *scene, struct Object *ob, struct ListBase *dispbase, struct DerivedMesh **derivedFinal, int forOrco);
extern void makeDispListCurveTypes_forOrco(struct Scene *scene, struct Object *ob, struct ListBase *dispbase);
extern void makeDispListMBall(struct Scene *scene, struct Object *ob);
extern void makeDispListMBall_forRender(struct Scene *scene, struct Object *ob, struct ListBase *dispbase);
extern void shadeDispList(struct Scene *scene, struct Base *base);
extern void shadeMeshMCol(struct Scene *scene, struct Object *ob, struct Mesh *me);
int surfindex_displist(DispList *dl, int a, int *b, int *p1, int *p2, int *p3, int *p4);
void imagestodisplist(void);
void reshadeall_displist(struct Scene *scene);
void filldisplist(struct ListBase *dispbase, struct ListBase *to, int flipnormal);
void fastshade_free_render(void);
float calc_taper(struct Scene *scene, struct Object *taperobj, int cur, int tot);
/* add Orco layer to the displist object which has got derived mesh and return orco */
float *makeOrcoDispList(struct Scene *scene, struct Object *ob, struct DerivedMesh *derivedFinal, int forRender);
#endif
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