mirror of
https://github.com/Relintai/pandemonium_engine.git
synced 2024-12-22 03:46:50 +01:00
Relintai
bb5acfd745
Backports features and bugfixes from current Godot 4.0 to 3.5 and brings functions and codebase of both version largely in sync to make tutorials more compatible and future backports easier.
- smix8
8bd7c6188b
370 lines
13 KiB
C++
370 lines
13 KiB
C++
/*************************************************************************/
|
|
/* world.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* 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 "core/math/camera_matrix.h"
|
|
#include "core/math/octree.h"
|
|
#include "core/project_settings.h"
|
|
#include "scene/3d/camera.h"
|
|
#include "scene/3d/visibility_notifier.h"
|
|
#include "scene/scene_string_names.h"
|
|
#include "servers/navigation_server.h"
|
|
|
|
struct SpatialIndexer {
|
|
Octree<VisibilityNotifier> octree;
|
|
|
|
struct NotifierData {
|
|
AABB 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 AABB &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 AABB &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++;
|
|
|
|
// prepare camera info
|
|
Camera *c = E->key();
|
|
Vector3 cam_pos = c->get_global_transform().origin;
|
|
Vector<Plane> planes = c->get_frustum();
|
|
bool cam_is_ortho = c->get_projection() == Camera::PROJECTION_ORTHOGONAL;
|
|
|
|
int culled = octree.cull_convex(planes, cull.ptrw(), cull.size());
|
|
|
|
VisibilityNotifier **ptr = cull.ptrw();
|
|
|
|
List<VisibilityNotifier *> added;
|
|
List<VisibilityNotifier *> removed;
|
|
|
|
for (int i = 0; i < culled; i++) {
|
|
//notifiers in frustum
|
|
|
|
// check and remove notifiers that have a max range
|
|
VisibilityNotifier &nt = *ptr[i];
|
|
if (nt.is_max_distance_active() && !cam_is_ortho) {
|
|
Vector3 offset = nt.get_world_aabb_center() - cam_pos;
|
|
if ((offset.length_squared() >= nt.get_max_distance_squared()) && !nt.inside_max_distance_leadin()) {
|
|
// unordered remove
|
|
cull.set(i, cull[culled - 1]);
|
|
culled--;
|
|
i--;
|
|
continue;
|
|
}
|
|
}
|
|
|
|
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 AABB &p_rect) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_add(p_notifier, p_rect);
|
|
#endif
|
|
}
|
|
|
|
void World::_update_notifier(VisibilityNotifier *p_notifier, const AABB &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;
|
|
}
|
|
|
|
RID World::get_navigation_map() const {
|
|
return navigation_map;
|
|
}
|
|
|
|
void World::set_environment(const Ref<Environment> &p_environment) {
|
|
if (environment == p_environment) {
|
|
return;
|
|
}
|
|
|
|
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());
|
|
}
|
|
|
|
emit_changed();
|
|
}
|
|
|
|
Ref<Environment> World::get_environment() const {
|
|
return environment;
|
|
}
|
|
|
|
void World::set_fallback_environment(const Ref<Environment> &p_environment) {
|
|
if (fallback_environment == p_environment) {
|
|
return;
|
|
}
|
|
|
|
fallback_environment = p_environment;
|
|
if (fallback_environment.is_valid()) {
|
|
VS::get_singleton()->scenario_set_fallback_environment(scenario, p_environment->get_rid());
|
|
} else {
|
|
VS::get_singleton()->scenario_set_fallback_environment(scenario, RID());
|
|
}
|
|
|
|
emit_changed();
|
|
}
|
|
|
|
Ref<Environment> World::get_fallback_environment() const {
|
|
return fallback_environment;
|
|
}
|
|
|
|
PhysicsDirectSpaceState *World::get_direct_space_state() {
|
|
return PhysicsServer::get_singleton()->space_get_direct_state(space);
|
|
}
|
|
|
|
void World::get_camera_list(List<Camera *> *r_cameras) {
|
|
for (Map<Camera *, SpatialIndexer::CameraData>::Element *E = indexer->cameras.front(); E; E = E->next()) {
|
|
r_cameras->push_back(E->key());
|
|
}
|
|
}
|
|
|
|
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("get_navigation_map"), &World::get_navigation_map);
|
|
ClassDB::bind_method(D_METHOD("set_environment", "env"), &World::set_environment);
|
|
ClassDB::bind_method(D_METHOD("get_environment"), &World::get_environment);
|
|
ClassDB::bind_method(D_METHOD("set_fallback_environment", "env"), &World::set_fallback_environment);
|
|
ClassDB::bind_method(D_METHOD("get_fallback_environment"), &World::get_fallback_environment);
|
|
ClassDB::bind_method(D_METHOD("get_direct_space_state"), &World::get_direct_space_state);
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "environment", PROPERTY_HINT_RESOURCE_TYPE, "Environment"), "set_environment", "get_environment");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "fallback_environment", PROPERTY_HINT_RESOURCE_TYPE, "Environment"), "set_fallback_environment", "get_fallback_environment");
|
|
ADD_PROPERTY(PropertyInfo(Variant::_RID, "space", PROPERTY_HINT_NONE, "", 0), "", "get_space");
|
|
ADD_PROPERTY(PropertyInfo(Variant::_RID, "scenario", PROPERTY_HINT_NONE, "", 0), "", "get_scenario");
|
|
ADD_PROPERTY(PropertyInfo(Variant::_RID, "navigation_map", PROPERTY_HINT_NONE, "", 0), "", "get_navigation_map");
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "direct_space_state", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsDirectSpaceState", 0), "", "get_direct_space_state");
|
|
}
|
|
|
|
World::World() {
|
|
space = RID_PRIME(PhysicsServer::get_singleton()->space_create());
|
|
scenario = RID_PRIME(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));
|
|
ProjectSettings::get_singleton()->set_custom_property_info("physics/3d/default_linear_damp", PropertyInfo(Variant::REAL, "physics/3d/default_linear_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"));
|
|
PhysicsServer::get_singleton()->area_set_param(space, PhysicsServer::AREA_PARAM_ANGULAR_DAMP, GLOBAL_DEF("physics/3d/default_angular_damp", 0.1));
|
|
ProjectSettings::get_singleton()->set_custom_property_info("physics/3d/default_angular_damp", PropertyInfo(Variant::REAL, "physics/3d/default_angular_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"));
|
|
|
|
// Create default navigation map
|
|
navigation_map = NavigationServer::get_singleton()->map_create();
|
|
NavigationServer::get_singleton()->map_set_active(navigation_map, true);
|
|
NavigationServer::get_singleton()->map_set_up(navigation_map, GLOBAL_DEF("navigation/3d/default_map_up", Vector3(0, 1, 0)));
|
|
NavigationServer::get_singleton()->map_set_cell_size(navigation_map, GLOBAL_DEF("navigation/3d/default_cell_size", 0.25));
|
|
NavigationServer::get_singleton()->map_set_cell_height(navigation_map, GLOBAL_DEF("navigation/3d/default_cell_height", 0.25));
|
|
NavigationServer::get_singleton()->map_set_edge_connection_margin(navigation_map, GLOBAL_DEF("navigation/3d/default_edge_connection_margin", 0.25));
|
|
|
|
#ifdef _3D_DISABLED
|
|
indexer = NULL;
|
|
#else
|
|
indexer = memnew(SpatialIndexer);
|
|
#endif
|
|
}
|
|
|
|
World::~World() {
|
|
PhysicsServer::get_singleton()->free(space);
|
|
VisualServer::get_singleton()->free(scenario);
|
|
NavigationServer::get_singleton()->free(navigation_map);
|
|
|
|
#ifndef _3D_DISABLED
|
|
memdelete(indexer);
|
|
#endif
|
|
}
|