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			72 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
		
		
			
		
	
	
			72 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
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								/*************************************************************************/
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								/*  portal_pvs_builder.h                                                 */
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								/*************************************************************************/
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								/*                       This file is part of:                           */
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								/*                           GODOT ENGINE                                */
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								/*                      https://godotengine.org                          */
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								/*************************************************************************/
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								/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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								/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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								/*                                                                       */
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								/* Permission is hereby granted, free of charge, to any person obtaining */
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								/* a copy of this software and associated documentation files (the       */
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								/* "Software"), to deal in the Software without restriction, including   */
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								/* without limitation the rights to use, copy, modify, merge, publish,   */
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								/* distribute, sublicense, and/or sell copies of the Software, and to    */
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								/* permit persons to whom the Software is furnished to do so, subject to */
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								/* the following conditions:                                             */
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								/*                                                                       */
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								/* The above copyright notice and this permission notice shall be        */
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								/* included in all copies or substantial portions of the Software.       */
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								/*                                                                       */
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								/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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								/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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								/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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								/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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								/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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								/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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								/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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								/*************************************************************************/
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								#ifndef PORTAL_PVS_BUILDER_H
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								#define PORTAL_PVS_BUILDER_H
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								#include "core/bitfield_dynamic.h"
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								#include "core/local_vector.h"
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								#include "core/math/plane.h"
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								//#define GODOT_PVS_SUPPORT_SAVE_FILE
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								class PortalRenderer;
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								class PVS;
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								class PVSBuilder {
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									struct Neighbours {
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										LocalVector<int32_t, int32_t> room_ids;
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									};
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								public:
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									void calculate_pvs(PortalRenderer &p_portal_renderer, String p_filename);
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								private:
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								#ifdef GODOT_PVS_SUPPORT_SAVE_FILE
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									bool load_pvs(String p_filename);
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									void save_pvs(String p_filename);
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								#endif
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									void find_neighbors(LocalVector<Neighbours> &r_neighbors);
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									void logd(int p_depth, String p_string);
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									void log(String p_string);
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									void trace_rooms_recursive(int p_depth, int p_source_room_id, int p_room_id, int p_first_portal_id, bool p_first_portal_outgoing, int p_previous_portal_id, const LocalVector<Plane, int32_t> &p_planes, BitFieldDynamic &r_bitfield_rooms);
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									void create_secondary_pvs(int p_room_id, const LocalVector<Neighbours> &p_neighbors, BitFieldDynamic &r_bitfield_rooms);
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									PortalRenderer *_portal_renderer = nullptr;
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									PVS *_pvs = nullptr;
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									static bool _log_active;
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								};
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								#endif
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