64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2014 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Antony Riakiotakis.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file GPU_select.h
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* \ingroup gpu
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*/
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#ifndef __GPU_SELECT_H__
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#define __GPU_SELECT_H__
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#include "BLI_sys_types.h"
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struct rcti;
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/* flags for mode of operation */
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enum {
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GPU_SELECT_ALL = 1,
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/* gpu_select_query */
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GPU_SELECT_NEAREST_FIRST_PASS = 2,
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GPU_SELECT_NEAREST_SECOND_PASS = 3,
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/* gpu_select_pick */
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GPU_SELECT_PICK_ALL = 4,
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GPU_SELECT_PICK_NEAREST = 5,
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};
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void GPU_select_begin(unsigned int *buffer, unsigned int bufsize, const struct rcti *input, char mode, int oldhits);
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bool GPU_select_load_id(unsigned int id);
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void GPU_select_finalize(void);
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unsigned int GPU_select_end(void);
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bool GPU_select_query_check_active(void);
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/* cache selection region */
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bool GPU_select_is_cached(void);
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void GPU_select_cache_begin(void);
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void GPU_select_cache_load_id(void);
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void GPU_select_cache_end(void);
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/* utilities */
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const uint *GPU_select_buffer_near(const uint *buffer, int hits);
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#endif
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