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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) 2021 by Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup bke
*/
#pragma once
#include "BLI_sys_types.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Mesh;
struct Object;
struct Scene;
struct Subdiv;
struct SubdivSettings;
struct SubsurfModifierData;
void BKE_subsurf_modifier_subdiv_settings_init(struct SubdivSettings *settings,
const struct SubsurfModifierData *smd,
bool use_render_params);
/**
* \param skip_check_is_last: When true, we assume that the modifier passed is the last enabled
* modifier in the stack.
*/
bool BKE_subsurf_modifier_can_do_gpu_subdiv_ex(const struct Scene *scene,
const struct Object *ob,
const struct SubsurfModifierData *smd,
int required_mode,
bool skip_check_is_last);
bool BKE_subsurf_modifier_can_do_gpu_subdiv(const struct Scene *scene,
const struct Object *ob,
int required_mode);
extern void (*BKE_subsurf_modifier_free_gpu_cache_cb)(struct Subdiv *subdiv);
/**
* Main goal of this function is to give usable subdivision surface descriptor
* which matches settings and topology.
*/
struct Subdiv *BKE_subsurf_modifier_subdiv_descriptor_ensure(
const struct SubsurfModifierData *smd,
const struct SubdivSettings *subdiv_settings,
const struct Mesh *mesh,
bool for_draw_code);
struct SubsurfRuntimeData *BKE_subsurf_modifier_ensure_runtime(struct SubsurfModifierData *smd);
/**
* Return the #ModifierMode required for the evaluation of the subsurf modifier,
* which should be used to check if the modifier is enabled.
*/
int BKE_subsurf_modifier_eval_required_mode(bool is_final_render, bool is_edit_mode);
#ifdef __cplusplus
}
#endif
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