mirror of
https://github.com/godotengine/godot
synced 2024-09-06 02:28:49 +00:00
![Rémi Verschelde](/assets/img/avatar_default.png)
The underscore prefix was used to avoid the conflict between the `RID` class name and the matching enum value in `Variant::Type`. This can be fixed differently by prefixing uses of the `RID` class in `Variant` with the scope resolution operator, as done already for `AABB`.
356 lines
12 KiB
C++
356 lines
12 KiB
C++
/*************************************************************************/
|
|
/* world_3d.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2020 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_3d.h"
|
|
|
|
#include "core/math/camera_matrix.h"
|
|
#include "core/math/octree.h"
|
|
#include "scene/3d/camera_3d.h"
|
|
#include "scene/3d/visibility_notifier_3d.h"
|
|
#include "scene/scene_string_names.h"
|
|
|
|
struct SpatialIndexer {
|
|
Octree<VisibilityNotifier3D> octree;
|
|
|
|
struct NotifierData {
|
|
AABB aabb;
|
|
OctreeElementID id;
|
|
};
|
|
|
|
Map<VisibilityNotifier3D *, NotifierData> notifiers;
|
|
struct CameraData {
|
|
Map<VisibilityNotifier3D *, uint64_t> notifiers;
|
|
};
|
|
|
|
Map<Camera3D *, CameraData> cameras;
|
|
|
|
enum {
|
|
VISIBILITY_CULL_MAX = 32768
|
|
};
|
|
|
|
Vector<VisibilityNotifier3D *> cull;
|
|
|
|
bool changed;
|
|
uint64_t pass;
|
|
uint64_t last_frame;
|
|
|
|
void _notifier_add(VisibilityNotifier3D *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(VisibilityNotifier3D *p_notifier, const AABB &p_rect) {
|
|
Map<VisibilityNotifier3D *, 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(VisibilityNotifier3D *p_notifier) {
|
|
Map<VisibilityNotifier3D *, NotifierData>::Element *E = notifiers.find(p_notifier);
|
|
ERR_FAIL_COND(!E);
|
|
|
|
octree.erase(E->get().id);
|
|
notifiers.erase(p_notifier);
|
|
|
|
List<Camera3D *> removed;
|
|
for (Map<Camera3D *, CameraData>::Element *F = cameras.front(); F; F = F->next()) {
|
|
Map<VisibilityNotifier3D *, 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(Camera3D *p_camera) {
|
|
ERR_FAIL_COND(cameras.has(p_camera));
|
|
CameraData vd;
|
|
cameras[p_camera] = vd;
|
|
changed = true;
|
|
}
|
|
|
|
void _update_camera(Camera3D *p_camera) {
|
|
Map<Camera3D *, CameraData>::Element *E = cameras.find(p_camera);
|
|
ERR_FAIL_COND(!E);
|
|
changed = true;
|
|
}
|
|
|
|
void _remove_camera(Camera3D *p_camera) {
|
|
ERR_FAIL_COND(!cameras.has(p_camera));
|
|
List<VisibilityNotifier3D *> removed;
|
|
for (Map<VisibilityNotifier3D *, 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<Camera3D *, CameraData>::Element *E = cameras.front(); E; E = E->next()) {
|
|
pass++;
|
|
|
|
Camera3D *c = E->key();
|
|
|
|
Vector<Plane> planes = c->get_frustum();
|
|
|
|
int culled = octree.cull_convex(planes, cull.ptrw(), cull.size());
|
|
|
|
VisibilityNotifier3D **ptr = cull.ptrw();
|
|
|
|
List<VisibilityNotifier3D *> added;
|
|
List<VisibilityNotifier3D *> removed;
|
|
|
|
for (int i = 0; i < culled; i++) {
|
|
//notifiers in frustum
|
|
|
|
Map<VisibilityNotifier3D *, 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<VisibilityNotifier3D *, 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 World3D::_register_camera(Camera3D *p_camera) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_add_camera(p_camera);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_update_camera(Camera3D *p_camera) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_update_camera(p_camera);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_remove_camera(Camera3D *p_camera) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_remove_camera(p_camera);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_register_notifier(VisibilityNotifier3D *p_notifier, const AABB &p_rect) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_add(p_notifier, p_rect);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_update_notifier(VisibilityNotifier3D *p_notifier, const AABB &p_rect) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_update(p_notifier, p_rect);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_remove_notifier(VisibilityNotifier3D *p_notifier) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_notifier_remove(p_notifier);
|
|
#endif
|
|
}
|
|
|
|
void World3D::_update(uint64_t p_frame) {
|
|
#ifndef _3D_DISABLED
|
|
indexer->_update(p_frame);
|
|
#endif
|
|
}
|
|
|
|
RID World3D::get_space() const {
|
|
return space;
|
|
}
|
|
|
|
RID World3D::get_scenario() const {
|
|
return scenario;
|
|
}
|
|
|
|
void World3D::set_environment(const Ref<Environment> &p_environment) {
|
|
if (environment == p_environment) {
|
|
return;
|
|
}
|
|
|
|
environment = p_environment;
|
|
if (environment.is_valid()) {
|
|
RS::get_singleton()->scenario_set_environment(scenario, environment->get_rid());
|
|
} else {
|
|
RS::get_singleton()->scenario_set_environment(scenario, RID());
|
|
}
|
|
|
|
emit_changed();
|
|
}
|
|
|
|
Ref<Environment> World3D::get_environment() const {
|
|
return environment;
|
|
}
|
|
|
|
void World3D::set_fallback_environment(const Ref<Environment> &p_environment) {
|
|
if (fallback_environment == p_environment) {
|
|
return;
|
|
}
|
|
|
|
fallback_environment = p_environment;
|
|
if (fallback_environment.is_valid()) {
|
|
RS::get_singleton()->scenario_set_fallback_environment(scenario, p_environment->get_rid());
|
|
} else {
|
|
RS::get_singleton()->scenario_set_fallback_environment(scenario, RID());
|
|
}
|
|
|
|
emit_changed();
|
|
}
|
|
|
|
Ref<Environment> World3D::get_fallback_environment() const {
|
|
return fallback_environment;
|
|
}
|
|
|
|
void World3D::set_camera_effects(const Ref<CameraEffects> &p_camera_effects) {
|
|
camera_effects = p_camera_effects;
|
|
if (camera_effects.is_valid()) {
|
|
RS::get_singleton()->scenario_set_camera_effects(scenario, camera_effects->get_rid());
|
|
} else {
|
|
RS::get_singleton()->scenario_set_camera_effects(scenario, RID());
|
|
}
|
|
}
|
|
|
|
Ref<CameraEffects> World3D::get_camera_effects() const {
|
|
return camera_effects;
|
|
}
|
|
|
|
PhysicsDirectSpaceState3D *World3D::get_direct_space_state() {
|
|
return PhysicsServer3D::get_singleton()->space_get_direct_state(space);
|
|
}
|
|
|
|
void World3D::get_camera_list(List<Camera3D *> *r_cameras) {
|
|
for (Map<Camera3D *, SpatialIndexer::CameraData>::Element *E = indexer->cameras.front(); E; E = E->next()) {
|
|
r_cameras->push_back(E->key());
|
|
}
|
|
}
|
|
|
|
void World3D::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("get_space"), &World3D::get_space);
|
|
ClassDB::bind_method(D_METHOD("get_scenario"), &World3D::get_scenario);
|
|
ClassDB::bind_method(D_METHOD("set_environment", "env"), &World3D::set_environment);
|
|
ClassDB::bind_method(D_METHOD("get_environment"), &World3D::get_environment);
|
|
ClassDB::bind_method(D_METHOD("set_fallback_environment", "env"), &World3D::set_fallback_environment);
|
|
ClassDB::bind_method(D_METHOD("get_fallback_environment"), &World3D::get_fallback_environment);
|
|
ClassDB::bind_method(D_METHOD("set_camera_effects", "env"), &World3D::set_camera_effects);
|
|
ClassDB::bind_method(D_METHOD("get_camera_effects"), &World3D::get_camera_effects);
|
|
ClassDB::bind_method(D_METHOD("get_direct_space_state"), &World3D::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::OBJECT, "camera_effects", PROPERTY_HINT_RESOURCE_TYPE, "CameraEffects"), "set_camera_effects", "get_camera_effects");
|
|
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::OBJECT, "direct_space_state", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsDirectSpaceState3D", 0), "", "get_direct_space_state");
|
|
}
|
|
|
|
World3D::World3D() {
|
|
space = PhysicsServer3D::get_singleton()->space_create();
|
|
scenario = RenderingServer::get_singleton()->scenario_create();
|
|
|
|
PhysicsServer3D::get_singleton()->space_set_active(space, true);
|
|
PhysicsServer3D::get_singleton()->area_set_param(space, PhysicsServer3D::AREA_PARAM_GRAVITY, GLOBAL_DEF("physics/3d/default_gravity", 9.8));
|
|
PhysicsServer3D::get_singleton()->area_set_param(space, PhysicsServer3D::AREA_PARAM_GRAVITY_VECTOR, GLOBAL_DEF("physics/3d/default_gravity_vector", Vector3(0, -1, 0)));
|
|
PhysicsServer3D::get_singleton()->area_set_param(space, PhysicsServer3D::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::FLOAT, "physics/3d/default_linear_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"));
|
|
PhysicsServer3D::get_singleton()->area_set_param(space, PhysicsServer3D::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::FLOAT, "physics/3d/default_angular_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"));
|
|
|
|
#ifdef _3D_DISABLED
|
|
indexer = nullptr;
|
|
#else
|
|
indexer = memnew(SpatialIndexer);
|
|
#endif
|
|
}
|
|
|
|
World3D::~World3D() {
|
|
PhysicsServer3D::get_singleton()->free(space);
|
|
RenderingServer::get_singleton()->free(scenario);
|
|
|
|
#ifndef _3D_DISABLED
|
|
memdelete(indexer);
|
|
#endif
|
|
}
|