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/*
* 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.
*/
#pragma once
/** \file
* \ingroup bke
* \brief display list (or rather multi purpose list) stuff.
*/
#include "BKE_customdata.h"
#include "DNA_customdata_types.h"
#ifdef __cplusplus
extern "C" {
#endif
/* 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 // UNUSED
#define DL_VERTS 7
/* dl->flag */
enum {
/** U/V swapped here compared with #Nurb.flagu, #Nurb.flagv and #CU_NURB_CYCLIC */
DL_CYCL_U = (1 << 0),
DL_CYCL_V = (1 << 1),
DL_FRONT_CURVE = (1 << 2),
DL_BACK_CURVE = (1 << 3),
};
/* prototypes */
struct Depsgraph;
struct ListBase;
struct Mesh;
struct Object;
struct Scene;
/* 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;
int charidx;
int totindex; /* indexed array drawing surfaces */
unsigned int *bevel_split; /* BLI_bitmap */
} DispList;
void BKE_displist_copy(struct ListBase *lbn, struct ListBase *lb);
void BKE_displist_elem_free(DispList *dl);
DispList *BKE_displist_find_or_create(struct ListBase *lb, int type);
DispList *BKE_displist_find(struct ListBase *lb, int type);
void BKE_displist_normals_add(struct ListBase *lb);
void BKE_displist_count(struct ListBase *lb, int *totvert, int *totface, int *tottri);
void BKE_displist_free(struct ListBase *lb);
bool BKE_displist_has_faces(struct ListBase *lb);
void BKE_displist_make_surf(struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob,
struct ListBase *dispbase,
struct Mesh **r_final,
const bool for_render,
const bool for_orco);
void BKE_displist_make_curveTypes(struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob,
const bool for_render,
const bool for_orco);
void BKE_displist_make_curveTypes_forRender(struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob,
struct ListBase *dispbase,
struct Mesh **r_final,
const bool for_orco);
void BKE_displist_make_mball(struct Depsgraph *depsgraph, struct Scene *scene, struct Object *ob);
void BKE_displist_make_mball_forRender(struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob,
struct ListBase *dispbase);
bool BKE_displist_surfindex_get(DispList *dl, int a, int *b, int *p1, int *p2, int *p3, int *p4);
void BKE_displist_fill(struct ListBase *dispbase,
struct ListBase *to,
const float normal_proj[3],
const bool flipnormal);
float BKE_displist_calc_taper(
struct Depsgraph *depsgraph, struct Scene *scene, struct Object *taperobj, int cur, int tot);
void BKE_displist_minmax(struct ListBase *dispbase, float min[3], float max[3]);
#ifdef __cplusplus
}
#endif
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