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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) 2010 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __FREESTYLE_NATURE_H__
#define __FREESTYLE_NATURE_H__
/** \file blender/freestyle/intern/winged_edge/Nature.h
* \ingroup freestyle
* \brief Different natures for both vertices and edges
* \author Emmanuel Turquin
* \date 01/07/2003
*/
/*! Namespace gathering the different possible natures of 0D and 1D elements of the ViewMap */
namespace Nature {
/* XXX Why not using enums??? */
typedef unsigned short VertexNature;
/*! true for any 0D element */
static const VertexNature POINT = 0; // 0
/*! true for SVertex */
static const VertexNature S_VERTEX = (1 << 0); // 1
/*! true for ViewVertex */
static const VertexNature VIEW_VERTEX = (1 << 1); // 2
/*! true for NonTVertex */
static const VertexNature NON_T_VERTEX = (1 << 2); // 4
/*! true for TVertex */
static const VertexNature T_VERTEX = (1 << 3); // 8
/*! true for CUSP */
static const VertexNature CUSP = (1 << 4); // 16
typedef unsigned short EdgeNature;
/*! true for non feature edges (always false for 1D elements of the ViewMap) */
static const EdgeNature NO_FEATURE = 0; // 0
/*! true for silhouettes */
static const EdgeNature SILHOUETTE = (1 << 0); // 1
/*! true for borders */
static const EdgeNature BORDER = (1 << 1); // 2
/*! true for creases */
static const EdgeNature CREASE = (1 << 2); // 4
/*! true for ridges */
static const EdgeNature RIDGE = (1 << 3); // 8
/*! true for valleys */
static const EdgeNature VALLEY = (1 << 4); // 16
/*! true for suggestive contours */
static const EdgeNature SUGGESTIVE_CONTOUR = (1 << 5); // 32
/*! true for material boundaries */
static const EdgeNature MATERIAL_BOUNDARY = (1 << 6); // 64
/*! true for user-defined edge marks */
static const EdgeNature EDGE_MARK = (1 << 7); // 128
} // end of namespace Nature
#endif // __FREESTYLE_NATURE_H__
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