virtualx-engine/servers/physics_3d/godot_broad_phase_3d_bvh.h

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/*************************************************************************/
/* godot_broad_phase_3d_bvh.h */
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/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* 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 GODOT_BROAD_PHASE_3D_BVH_H
#define GODOT_BROAD_PHASE_3D_BVH_H
#include "godot_broad_phase_3d.h"
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#include "core/math/bvh.h"
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class GodotBroadPhase3DBVH : public GodotBroadPhase3D {
template <class T>
class UserPairTestFunction {
public:
static bool user_pair_check(const T *p_a, const T *p_b) {
// return false if no collision, decided by masks etc
return p_a->interacts_with(p_b);
}
};
template <class T>
class UserCullTestFunction {
public:
static bool user_cull_check(const T *p_a, const T *p_b) {
return true;
}
};
enum Tree {
TREE_STATIC = 0,
TREE_DYNAMIC = 1,
};
enum TreeFlag {
TREE_FLAG_STATIC = 1 << TREE_STATIC,
TREE_FLAG_DYNAMIC = 1 << TREE_DYNAMIC,
};
BVH_Manager<GodotCollisionObject3D, 2, true, 128, UserPairTestFunction<GodotCollisionObject3D>, UserCullTestFunction<GodotCollisionObject3D>> bvh;
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static void *_pair_callback(void *, uint32_t, GodotCollisionObject3D *, int, uint32_t, GodotCollisionObject3D *, int);
static void _unpair_callback(void *, uint32_t, GodotCollisionObject3D *, int, uint32_t, GodotCollisionObject3D *, int, void *);
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PairCallback pair_callback = nullptr;
void *pair_userdata = nullptr;
UnpairCallback unpair_callback = nullptr;
void *unpair_userdata = nullptr;
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public:
// 0 is an invalid ID
virtual ID create(GodotCollisionObject3D *p_object, int p_subindex = 0, const AABB &p_aabb = AABB(), bool p_static = false);
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virtual void move(ID p_id, const AABB &p_aabb);
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virtual void set_static(ID p_id, bool p_static);
virtual void remove(ID p_id);
virtual GodotCollisionObject3D *get_object(ID p_id) const;
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virtual bool is_static(ID p_id) const;
virtual int get_subindex(ID p_id) const;
virtual int cull_point(const Vector3 &p_point, GodotCollisionObject3D **p_results, int p_max_results, int *p_result_indices = nullptr);
virtual int cull_segment(const Vector3 &p_from, const Vector3 &p_to, GodotCollisionObject3D **p_results, int p_max_results, int *p_result_indices = nullptr);
virtual int cull_aabb(const AABB &p_aabb, GodotCollisionObject3D **p_results, int p_max_results, int *p_result_indices = nullptr);
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virtual void set_pair_callback(PairCallback p_pair_callback, void *p_userdata);
virtual void set_unpair_callback(UnpairCallback p_unpair_callback, void *p_userdata);
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virtual void update();
static GodotBroadPhase3D *_create();
GodotBroadPhase3DBVH();
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};
#endif // GODOT_BROAD_PHASE_3D_BVH_H