113 lines
5 KiB
C++
113 lines
5 KiB
C++
/*************************************************************************/
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/* broad_phase_2d_bvh.cpp */
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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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#include "broad_phase_2d_bvh.h"
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#include "collision_object_2d_sw.h"
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BroadPhase2DSW::ID BroadPhase2DBVH::create(CollisionObject2DSW *p_object, int p_subindex, const Rect2 &p_aabb, bool p_static) {
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ID oid = bvh.create(p_object, true, p_aabb, p_subindex, !p_static, 1 << p_object->get_type(), p_static ? 0 : 0xFFFFF); // Pair everything, don't care?
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return oid + 1;
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}
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void BroadPhase2DBVH::move(ID p_id, const Rect2 &p_aabb) {
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bvh.move(p_id - 1, p_aabb);
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}
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void BroadPhase2DBVH::set_static(ID p_id, bool p_static) {
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CollisionObject2DSW *it = bvh.get(p_id - 1);
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bvh.set_pairable(p_id - 1, !p_static, 1 << it->get_type(), p_static ? 0 : 0xFFFFF, false); // Pair everything, don't care?
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}
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void BroadPhase2DBVH::remove(ID p_id) {
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bvh.erase(p_id - 1);
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}
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CollisionObject2DSW *BroadPhase2DBVH::get_object(ID p_id) const {
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CollisionObject2DSW *it = bvh.get(p_id - 1);
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ERR_FAIL_COND_V(!it, nullptr);
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return it;
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}
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bool BroadPhase2DBVH::is_static(ID p_id) const {
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return !bvh.is_pairable(p_id - 1);
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}
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int BroadPhase2DBVH::get_subindex(ID p_id) const {
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return bvh.get_subindex(p_id - 1);
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}
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int BroadPhase2DBVH::cull_segment(const Vector2 &p_from, const Vector2 &p_to, CollisionObject2DSW **p_results, int p_max_results, int *p_result_indices) {
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return bvh.cull_segment(p_from, p_to, p_results, p_max_results, p_result_indices);
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}
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int BroadPhase2DBVH::cull_aabb(const Rect2 &p_aabb, CollisionObject2DSW **p_results, int p_max_results, int *p_result_indices) {
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return bvh.cull_aabb(p_aabb, p_results, p_max_results, p_result_indices);
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}
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void *BroadPhase2DBVH::_pair_callback(void *self, uint32_t p_A, CollisionObject2DSW *p_object_A, int subindex_A, uint32_t p_B, CollisionObject2DSW *p_object_B, int subindex_B) {
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BroadPhase2DBVH *bpo = (BroadPhase2DBVH *)(self);
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if (!bpo->pair_callback) {
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return nullptr;
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}
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return bpo->pair_callback(p_object_A, subindex_A, p_object_B, subindex_B, bpo->pair_userdata);
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}
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void BroadPhase2DBVH::_unpair_callback(void *self, uint32_t p_A, CollisionObject2DSW *p_object_A, int subindex_A, uint32_t p_B, CollisionObject2DSW *p_object_B, int subindex_B, void *pairdata) {
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BroadPhase2DBVH *bpo = (BroadPhase2DBVH *)(self);
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if (!bpo->unpair_callback) {
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return;
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}
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bpo->unpair_callback(p_object_A, subindex_A, p_object_B, subindex_B, pairdata, bpo->unpair_userdata);
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}
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void BroadPhase2DBVH::set_pair_callback(PairCallback p_pair_callback, void *p_userdata) {
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pair_callback = p_pair_callback;
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pair_userdata = p_userdata;
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}
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void BroadPhase2DBVH::set_unpair_callback(UnpairCallback p_unpair_callback, void *p_userdata) {
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unpair_callback = p_unpair_callback;
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unpair_userdata = p_userdata;
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}
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void BroadPhase2DBVH::update() {
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bvh.update();
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}
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BroadPhase2DSW *BroadPhase2DBVH::_create() {
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return memnew(BroadPhase2DBVH);
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}
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BroadPhase2DBVH::BroadPhase2DBVH() {
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bvh.set_pair_callback(_pair_callback, this);
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bvh.set_unpair_callback(_unpair_callback, this);
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}
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