/**************************************************************************/
/*  static_raycaster_embree.h                                             */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* Permission is hereby granted, free of charge, to any person obtaining  */
/* a copy of this software and associated documentation files (the        */
/* "Software"), to deal in the Software without restriction, including    */
/* without limitation the rights to use, copy, modify, merge, publish,    */
/* distribute, sublicense, and/or sell copies of the Software, and to     */
/* permit persons to whom the Software is furnished to do so, subject to  */
/* the following conditions:                                              */
/*                                                                        */
/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
/*                                                                        */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
/**************************************************************************/

#ifndef STATIC_RAYCASTER_EMBREE_H
#define STATIC_RAYCASTER_EMBREE_H

#ifdef TOOLS_ENABLED

#include "core/math/static_raycaster.h"

#include <embree4/rtcore.h>

class StaticRaycasterEmbree : public StaticRaycaster {
	GDCLASS(StaticRaycasterEmbree, StaticRaycaster);

private:
	static RTCDevice embree_device;
	RTCScene embree_scene;

	HashSet<int> filter_meshes;

public:
	virtual bool intersect(Ray &p_ray) override;
	virtual void intersect(Vector<Ray> &r_rays) override;

	virtual void add_mesh(const PackedVector3Array &p_vertices, const PackedInt32Array &p_indices, unsigned int p_id) override;
	virtual void commit() override;

	virtual void set_mesh_filter(const HashSet<int> &p_mesh_ids) override;
	virtual void clear_mesh_filter() override;

	static StaticRaycaster *create_embree_raycaster();
	static void make_default_raycaster();
	static void free();

	StaticRaycasterEmbree();
	~StaticRaycasterEmbree();
};

#endif // TOOLS_ENABLED

#endif // STATIC_RAYCASTER_EMBREE_H