godot/servers/physics/broad_phase_octree.cpp

134 lines
4.8 KiB
C++

/*************************************************************************/
/* broad_phase_octree.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#include "broad_phase_octree.h"
#include "collision_object_sw.h"
ID BroadPhaseOctree::create(CollisionObjectSW *p_object, int p_subindex) {
ID oid = octree.create(p_object,AABB(),p_subindex,false,1<<p_object->get_type(),0);
return oid;
}
void BroadPhaseOctree::move(ID p_id, const AABB& p_aabb){
octree.move(p_id,p_aabb);
}
void BroadPhaseOctree::set_static(ID p_id, bool p_static){
CollisionObjectSW *it = octree.get(p_id);
octree.set_pairable(p_id,p_static?false:true,1<<it->get_type(),p_static?0:0xFFFFF); //pair everything, don't care 1?
}
void BroadPhaseOctree::remove(ID p_id){
octree.erase(p_id);
}
CollisionObjectSW *BroadPhaseOctree::get_object(ID p_id) const{
CollisionObjectSW *it = octree.get(p_id);
ERR_FAIL_COND_V(!it,NULL);
return it;
}
bool BroadPhaseOctree::is_static(ID p_id) const{
return !octree.is_pairable(p_id);
}
int BroadPhaseOctree::get_subindex(ID p_id) const{
return octree.get_subindex(p_id);
}
int BroadPhaseOctree::cull_segment(const Vector3& p_from, const Vector3& p_to,CollisionObjectSW** p_results,int p_max_results,int *p_result_indices){
return octree.cull_segment(p_from,p_to,p_results,p_max_results,p_result_indices);
}
int BroadPhaseOctree::cull_aabb(const AABB& p_aabb,CollisionObjectSW** p_results,int p_max_results,int *p_result_indices) {
return octree.cull_AABB(p_aabb,p_results,p_max_results,p_result_indices);
}
void* BroadPhaseOctree::_pair_callback(void*self,OctreeElementID p_A, CollisionObjectSW*p_object_A,int subindex_A,OctreeElementID p_B, CollisionObjectSW*p_object_B,int subindex_B) {
BroadPhaseOctree *bpo=(BroadPhaseOctree*)(self);
if (!bpo->pair_callback)
return NULL;
return bpo->pair_callback(p_object_A,subindex_A,p_object_B,subindex_B,bpo->pair_userdata);
}
void BroadPhaseOctree::_unpair_callback(void*self,OctreeElementID p_A, CollisionObjectSW*p_object_A,int subindex_A,OctreeElementID p_B, CollisionObjectSW*p_object_B,int subindex_B,void*pairdata) {
BroadPhaseOctree *bpo=(BroadPhaseOctree*)(self);
if (!bpo->unpair_callback)
return;
bpo->unpair_callback(p_object_A,subindex_A,p_object_B,subindex_B,pairdata,bpo->unpair_userdata);
}
void BroadPhaseOctree::set_pair_callback(PairCallback p_pair_callback,void *p_userdata){
pair_callback=p_pair_callback;
pair_userdata=p_userdata;
}
void BroadPhaseOctree::set_unpair_callback(UnpairCallback p_unpair_callback,void *p_userdata){
unpair_callback=p_unpair_callback;
unpair_userdata=p_userdata;
}
void BroadPhaseOctree::update() {
// does.. not?
}
BroadPhaseSW *BroadPhaseOctree::_create() {
return memnew( BroadPhaseOctree );
}
BroadPhaseOctree::BroadPhaseOctree() {
octree.set_pair_callback(_pair_callback,this);
octree.set_unpair_callback(_unpair_callback,this);
pair_callback=NULL;
pair_userdata=NULL;
pair_callback=NULL;
unpair_userdata=NULL;
}