subdiv_converter.h

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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) 2018 by Blender Foundation.
 * All rights reserved.
 */
 
#pragma once
 
#include "BKE_subdiv.h"
 
/* NOTE: Was initially used to get proper enumerator types, but this makes
 * it tricky to compile without OpenSubdiv. */
/* #include "opensubdiv_converter_capi.h" */
 
struct Mesh;
struct OpenSubdiv_Converter;
struct SubdivSettings;
 
void BKE_subdiv_converter_init_for_mesh(struct OpenSubdiv_Converter *converter,
                                        const struct SubdivSettings *settings,
                                        const struct Mesh *mesh);
 
/* NOTE: Frees converter data, but not converter itself. This means, that if
 * converter was allocated on heap, it is up to the user to free that memory. */
void BKE_subdiv_converter_free(struct OpenSubdiv_Converter *converter);
 
/* ============================ INTERNAL HELPERS ============================ */
 
/* TODO(sergey): Find a way to make it OpenSubdiv_VtxBoundaryInterpolation,
 * without breaking compilation without OpenSubdiv. */
int BKE_subdiv_converter_vtx_boundary_interpolation_from_settings(const SubdivSettings *settings);
 
/* TODO(sergey): Find a way to make it OpenSubdiv_FVarLinearInterpolation,
 * without breaking compilation without OpenSubdiv. */
int BKE_subdiv_converter_fvar_linear_from_settings(const SubdivSettings *settings);