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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 __BLI_SCANFILL_H__
#define __BLI_SCANFILL_H__
/** \file BLI_scanfill.h
* \ingroup bli
* \since March 2001
* \author nzc
* \brief Filling meshes.
*/
/**
* \attention Defined in scanfill.c
*/
extern struct ListBase fillvertbase;
extern struct ListBase filledgebase;
extern struct ListBase fillfacebase;
struct ScanFillVert;
#ifdef __cplusplus
extern "C" {
#endif
/* note; changing this also might affect the undo copy in editmesh.c */
typedef struct ScanFillVert
{
struct ScanFillVert *next, *prev;
union {
struct ScanFillVert *v;
void *p;
intptr_t l;
} tmp;
float co[3]; /*vertex location */
int keyindex; /* original index #, for restoring key information */
short poly_nr;
unsigned char f, h;
} ScanFillVert;
typedef struct ScanFillEdge
{
struct ScanFillEdge *next, *prev;
struct ScanFillVert *v1, *v2;
short poly_nr;
unsigned char f;
} ScanFillEdge;
typedef struct ScanFillFace
{
struct ScanFillFace *next, *prev;
struct ScanFillVert *v1, *v2, *v3;
} ScanFillFace;
/* scanfill.c: used in displist only... */
struct ScanFillVert *BLI_addfillvert(const float vec[3]);
struct ScanFillEdge *BLI_addfilledge(struct ScanFillVert *v1, struct ScanFillVert *v2);
/* Optionally set ScanFillEdge f to this to mark original boundary edges.
* Only needed if there are internal diagonal edges pased to BLI_edgefill. */
#define FILLBOUNDARY 1
int BLI_begin_edgefill(void);
int BLI_edgefill(short mat_nr);
void BLI_end_edgefill(void);
/* These callbacks are needed to make the lib finction properly */
/**
* Set a function taking a char* as argument to flag errors. If the
* callback is not set, the error is discarded.
* \param f The function to use as callback
* \attention used in creator.c
*/
void BLI_setErrorCallBack(void (*f)(const char*));
/**
* Set a function to be able to interrupt the execution of processing
* in this module. If the function returns true, the execution will
* terminate gracefully. If the callback is not set, interruption is
* not possible.
* \param f The function to use as callback
* \attention used in creator.c
*/
void BLI_setInterruptCallBack(int (*f)(void));
void BLI_scanfill_free(void);
#ifdef __cplusplus
}
#endif
#endif
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