352 lines
8.9 KiB
C++
352 lines
8.9 KiB
C++
/*************************************************************************/
|
|
/* world.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 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 "world.h"
|
|
#include "scene/3d/camera.h"
|
|
#include "scene/3d/visibility_notifier.h"
|
|
#include "scene/3d/spatial_indexer.h"
|
|
#include "scene/scene_string_names.h"
|
|
#include "octree.h"
|
|
#include "camera_matrix.h"
|
|
|
|
struct SpatialIndexer {
|
|
|
|
|
|
Octree<VisibilityNotifier> octree;
|
|
|
|
struct NotifierData {
|
|
|
|
Rect3 aabb;
|
|
OctreeElementID id;
|
|
|
|
};
|
|
|
|
Map<VisibilityNotifier*,NotifierData> notifiers;
|
|
struct CameraData {
|
|
|
|
Map<VisibilityNotifier*,uint64_t> notifiers;
|
|
};
|
|
|
|
Map<Camera*,CameraData> cameras;
|
|
|
|
enum {
|
|
VISIBILITY_CULL_MAX=32768
|
|
};
|
|
|
|
Vector<VisibilityNotifier*> cull;
|
|
|
|
bool changed;
|
|
uint64_t pass;
|
|
uint64_t last_frame;
|
|
|
|
void _notifier_add(VisibilityNotifier* p_notifier,const Rect3& p_rect) {
|
|
|
|
ERR_FAIL_COND(notifiers.has(p_notifier));
|
|
notifiers[p_notifier].aabb=p_rect;
|
|
notifiers[p_notifier].id = octree.create(p_notifier,p_rect);
|
|
changed=true;
|
|
|
|
}
|
|
|
|
void _notifier_update(VisibilityNotifier* p_notifier,const Rect3& p_rect) {
|
|
|
|
Map<VisibilityNotifier*,NotifierData>::Element *E=notifiers.find(p_notifier);
|
|
ERR_FAIL_COND(!E);
|
|
if (E->get().aabb==p_rect)
|
|
return;
|
|
|
|
E->get().aabb=p_rect;
|
|
octree.move(E->get().id,E->get().aabb);
|
|
changed=true;
|
|
}
|
|
|
|
void _notifier_remove(VisibilityNotifier* p_notifier) {
|
|
|
|
Map<VisibilityNotifier*,NotifierData>::Element *E=notifiers.find(p_notifier);
|
|
ERR_FAIL_COND(!E);
|
|
|
|
octree.erase(E->get().id);
|
|
notifiers.erase(p_notifier);
|
|
|
|
List<Camera*> removed;
|
|
for (Map<Camera*,CameraData>::Element*F=cameras.front();F;F=F->next()) {
|
|
|
|
Map<VisibilityNotifier*,uint64_t>::Element*G=F->get().notifiers.find(p_notifier);
|
|
|
|
if (G) {
|
|
F->get().notifiers.erase(G);
|
|
removed.push_back(F->key());
|
|
}
|
|
}
|
|
|
|
while(!removed.empty()) {
|
|
|
|
p_notifier->_exit_camera(removed.front()->get());
|
|
removed.pop_front();
|
|
}
|
|
|
|
|
|
changed=true;
|
|
}
|
|
|
|
void _add_camera(Camera* p_camera) {
|
|
|
|
ERR_FAIL_COND(cameras.has(p_camera));
|
|
CameraData vd;
|
|
cameras[p_camera]=vd;
|
|
changed=true;
|
|
|
|
}
|
|
|
|
void _update_camera(Camera* p_camera) {
|
|
|
|
Map<Camera*,CameraData>::Element *E= cameras.find(p_camera);
|
|
ERR_FAIL_COND(!E);
|
|
changed=true;
|
|
}
|
|
|
|
void _remove_camera(Camera* p_camera) {
|
|
ERR_FAIL_COND(!cameras.has(p_camera));
|
|
List<VisibilityNotifier*> removed;
|
|
for(Map<VisibilityNotifier*,uint64_t>::Element *E=cameras[p_camera].notifiers.front();E;E=E->next()) {
|
|
|
|
removed.push_back(E->key());
|
|
}
|
|
|
|
while(!removed.empty()) {
|
|
removed.front()->get()->_exit_camera(p_camera);
|
|
removed.pop_front();
|
|
}
|
|
|
|
cameras.erase(p_camera);
|
|
|
|
}
|
|
|
|
void _update(uint64_t p_frame) {
|
|
|
|
if (p_frame==last_frame)
|
|
return;
|
|
last_frame=p_frame;
|
|
|
|
if (!changed)
|
|
return;
|
|
|
|
|
|
|
|
for (Map<Camera*,CameraData>::Element *E=cameras.front();E;E=E->next()) {
|
|
|
|
pass++;
|
|
|
|
Camera *c=E->key();
|
|
|
|
Vector<Plane> planes = c->get_frustum();
|
|
|
|
int culled = octree.cull_convex(planes,cull.ptr(),cull.size());
|
|
|
|
|
|
VisibilityNotifier**ptr=cull.ptr();
|
|
|
|
List<VisibilityNotifier*> added;
|
|
List<VisibilityNotifier*> removed;
|
|
|
|
for(int i=0;i<culled;i++) {
|
|
|
|
//notifiers in frustum
|
|
|
|
Map<VisibilityNotifier*,uint64_t>::Element *H=E->get().notifiers.find(ptr[i]);
|
|
if (!H) {
|
|
|
|
E->get().notifiers.insert(ptr[i],pass);
|
|
added.push_back(ptr[i]);
|
|
} else {
|
|
H->get()=pass;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
for (Map<VisibilityNotifier*,uint64_t>::Element *F=E->get().notifiers.front();F;F=F->next()) {
|
|
|
|
if (F->get()!=pass)
|
|
removed.push_back(F->key());
|
|
}
|
|
|
|
while(!added.empty()) {
|
|
added.front()->get()->_enter_camera(E->key());
|
|
added.pop_front();
|
|
}
|
|
|
|
while(!removed.empty()) {
|
|
E->get().notifiers.erase(removed.front()->get());
|
|
removed.front()->get()->_exit_camera(E->key());
|
|
removed.pop_front();
|
|
}
|
|
}
|
|
changed=false;
|
|
}
|
|
|
|
|
|
SpatialIndexer() {
|
|
|
|
pass=0;
|
|
last_frame=0;
|
|
changed=false;
|
|
cull.resize(VISIBILITY_CULL_MAX);
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
void World::_register_camera(Camera* p_camera) {
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_add_camera(p_camera);
|
|
#endif
|
|
}
|
|
|
|
void World::_update_camera(Camera* p_camera){
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_update_camera(p_camera);
|
|
#endif
|
|
}
|
|
void World::_remove_camera(Camera* p_camera){
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_remove_camera(p_camera);
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
|
|
void World::_register_notifier(VisibilityNotifier* p_notifier,const Rect3& p_rect){
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_add(p_notifier,p_rect);
|
|
#endif
|
|
}
|
|
|
|
void World::_update_notifier(VisibilityNotifier* p_notifier,const Rect3& p_rect){
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_update(p_notifier,p_rect);
|
|
#endif
|
|
}
|
|
|
|
void World::_remove_notifier(VisibilityNotifier* p_notifier){
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_remove(p_notifier);
|
|
#endif
|
|
}
|
|
|
|
|
|
void World::_update(uint64_t p_frame) {
|
|
|
|
#ifndef _3D_DISABLED
|
|
indexer->_update(p_frame);
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
RID World::get_space() const {
|
|
|
|
return space;
|
|
}
|
|
RID World::get_scenario() const{
|
|
|
|
return scenario;
|
|
}
|
|
|
|
void World::set_environment(const Ref<Environment>& p_environment) {
|
|
|
|
environment=p_environment;
|
|
if (environment.is_valid())
|
|
VS::get_singleton()->scenario_set_environment(scenario,environment->get_rid());
|
|
else
|
|
VS::get_singleton()->scenario_set_environment(scenario,RID());
|
|
}
|
|
|
|
Ref<Environment> World::get_environment() const {
|
|
|
|
return environment;
|
|
}
|
|
|
|
|
|
PhysicsDirectSpaceState *World::get_direct_space_state() {
|
|
|
|
return PhysicsServer::get_singleton()->space_get_direct_state(space);
|
|
}
|
|
|
|
void World::_bind_methods() {
|
|
|
|
ClassDB::bind_method(D_METHOD("get_space"),&World::get_space);
|
|
ClassDB::bind_method(D_METHOD("get_scenario"),&World::get_scenario);
|
|
ClassDB::bind_method(D_METHOD("set_environment","env:Environment"),&World::set_environment);
|
|
ClassDB::bind_method(D_METHOD("get_environment:Environment"),&World::get_environment);
|
|
ClassDB::bind_method(D_METHOD("get_direct_space_state:PhysicsDirectSpaceState"),&World::get_direct_space_state);
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT,"environment",PROPERTY_HINT_RESOURCE_TYPE,"Environment"),"set_environment","get_environment");
|
|
|
|
}
|
|
|
|
|
|
World::World() {
|
|
|
|
space = PhysicsServer::get_singleton()->space_create();
|
|
scenario = VisualServer::get_singleton()->scenario_create();
|
|
|
|
PhysicsServer::get_singleton()->space_set_active(space,true);
|
|
PhysicsServer::get_singleton()->area_set_param(space,PhysicsServer::AREA_PARAM_GRAVITY,GLOBAL_DEF("physics/3d/default_gravity",9.8));
|
|
PhysicsServer::get_singleton()->area_set_param(space,PhysicsServer::AREA_PARAM_GRAVITY_VECTOR,GLOBAL_DEF("physics/3d/default_gravity_vector",Vector3(0,-1,0)));
|
|
PhysicsServer::get_singleton()->area_set_param(space,PhysicsServer::AREA_PARAM_LINEAR_DAMP,GLOBAL_DEF("physics/3d/default_linear_damp",0.1));
|
|
PhysicsServer::get_singleton()->area_set_param(space,PhysicsServer::AREA_PARAM_ANGULAR_DAMP,GLOBAL_DEF("physics/3d/default_angular_damp",0.1));
|
|
|
|
#ifdef _3D_DISABLED
|
|
indexer = NULL;
|
|
#else
|
|
indexer = memnew( SpatialIndexer );
|
|
#endif
|
|
}
|
|
|
|
World::~World() {
|
|
|
|
PhysicsServer::get_singleton()->free(space);
|
|
VisualServer::get_singleton()->free(scenario);
|
|
|
|
#ifndef _3D_DISABLED
|
|
memdelete( indexer );
|
|
#endif
|
|
|
|
|
|
}
|