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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) 2015 Blender Foundation.
* All rights reserved.
*
* Contributor(s): Sergey Sharybin.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __OPENSUBDIV_CONVERTER_CAPI_H__
#define __OPENSUBDIV_CONVERTER_CAPI_H__
#ifdef __cplusplus
extern "C" {
#endif
struct OpenSubdiv_TopologyRefinerDescr;
typedef struct OpenSubdiv_TopologyRefinerDescr OpenSubdiv_TopologyRefinerDescr;
typedef struct OpenSubdiv_Converter OpenSubdiv_Converter;
typedef enum OpenSubdiv_SchemeType {
OSD_SCHEME_BILINEAR,
OSD_SCHEME_CATMARK,
OSD_SCHEME_LOOP,
} OpenSubdiv_SchemeType;
typedef struct OpenSubdiv_Converter {
/* TODO(sergey): Needs to be implemented. */
/* OpenSubdiv::Sdc::Options get_options() const; */
OpenSubdiv_SchemeType (*get_type)(const OpenSubdiv_Converter *converter);
int (*get_num_faces)(const OpenSubdiv_Converter *converter);
int (*get_num_edges)(const OpenSubdiv_Converter *converter);
int (*get_num_verts)(const OpenSubdiv_Converter *converter);
/* Face relationships. */
int (*get_num_face_verts)(const OpenSubdiv_Converter *converter,
int face);
void (*get_face_verts)(const OpenSubdiv_Converter *converter,
int face,
int *face_verts);
void (*get_face_edges)(const OpenSubdiv_Converter *converter,
int face,
int *face_edges);
/* Edge relationships. */
void (*get_edge_verts)(const OpenSubdiv_Converter *converter,
int edge,
int *edge_verts);
int (*get_num_edge_faces)(const OpenSubdiv_Converter *converter,
int edge);
void (*get_edge_faces)(const OpenSubdiv_Converter *converter,
int edge,
int *edge_faces);
float (*get_edge_sharpness)(const OpenSubdiv_Converter *converter,
int edge);
/* Vertex relationships. */
int (*get_num_vert_edges)(const OpenSubdiv_Converter *converter, int vert);
void (*get_vert_edges)(const OpenSubdiv_Converter *converter,
int vert,
int *vert_edges);
int (*get_num_vert_faces)(const OpenSubdiv_Converter *converter, int vert);
void (*get_vert_faces)(const OpenSubdiv_Converter *converter,
int vert,
int *vert_faces);
void (*free_user_data)(const OpenSubdiv_Converter *converter);
void *user_data;
} OpenSubdiv_Converter;
OpenSubdiv_TopologyRefinerDescr *openSubdiv_createTopologyRefinerDescr(
OpenSubdiv_Converter *converter);
void openSubdiv_deleteTopologyRefinerDescr(
OpenSubdiv_TopologyRefinerDescr *topology_refiner);
/* TODO(sergey): Those calls are not strictly related on conversion.
* needs some dedicated file perhaps.
*/
int openSubdiv_topologyRefinerGetSubdivLevel(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner);
int openSubdiv_topologyRefinerGetNumVerts(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner);
int openSubdiv_topologyRefinerGetNumEdges(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner);
int openSubdiv_topologyRefinerGetNumFaces(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner);
int openSubdiv_topologyRefinerGetNumFaceVerts(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner,
int face);
int openSubdiv_topologyRefnerCompareConverter(
const OpenSubdiv_TopologyRefinerDescr *topology_refiner,
OpenSubdiv_Converter *converter);
#ifdef __cplusplus
}
#endif
#endif /* __OPENSUBDIV_CONVERTER_CAPI_H__ */
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