/*************************************************************************/ /* collision_object_3d.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 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 "collision_object_3d.h" #include "core/config/engine.h" #include "mesh_instance_3d.h" #include "scene/scene_string_names.h" #include "servers/physics_server_3d.h" void CollisionObject3D::_notification(int p_what) { switch (p_what) { case NOTIFICATION_ENTER_WORLD: { if (area) { PhysicsServer3D::get_singleton()->area_set_transform(rid, get_global_transform()); } else { PhysicsServer3D::get_singleton()->body_set_state(rid, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform()); } RID space = get_world_3d()->get_space(); if (area) { PhysicsServer3D::get_singleton()->area_set_space(rid, space); } else { PhysicsServer3D::get_singleton()->body_set_space(rid, space); } _update_pickable(); //get space } break; case NOTIFICATION_TRANSFORM_CHANGED: { if (area) { PhysicsServer3D::get_singleton()->area_set_transform(rid, get_global_transform()); } else { PhysicsServer3D::get_singleton()->body_set_state(rid, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform()); } } break; case NOTIFICATION_VISIBILITY_CHANGED: { _update_pickable(); } break; case NOTIFICATION_EXIT_WORLD: { if (area) { PhysicsServer3D::get_singleton()->area_set_space(rid, RID()); } else { PhysicsServer3D::get_singleton()->body_set_space(rid, RID()); } } break; } } void CollisionObject3D::_input_event(Node *p_camera, const Ref<InputEvent> &p_input_event, const Vector3 &p_pos, const Vector3 &p_normal, int p_shape) { if (get_script_instance()) { get_script_instance()->call(SceneStringNames::get_singleton()->_input_event, p_camera, p_input_event, p_pos, p_normal, p_shape); } emit_signal(SceneStringNames::get_singleton()->input_event, p_camera, p_input_event, p_pos, p_normal, p_shape); } void CollisionObject3D::_mouse_enter() { if (get_script_instance()) { get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_enter); } emit_signal(SceneStringNames::get_singleton()->mouse_entered); } void CollisionObject3D::_mouse_exit() { if (get_script_instance()) { get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_exit); } emit_signal(SceneStringNames::get_singleton()->mouse_exited); } void CollisionObject3D::_update_pickable() { if (!is_inside_tree()) { return; } bool pickable = ray_pickable && is_visible_in_tree(); if (area) { PhysicsServer3D::get_singleton()->area_set_ray_pickable(rid, pickable); } else { PhysicsServer3D::get_singleton()->body_set_ray_pickable(rid, pickable); } } void CollisionObject3D::_update_debug_shapes() { for (Set<uint32_t>::Element *shapedata_idx = debug_shapes_to_update.front(); shapedata_idx; shapedata_idx = shapedata_idx->next()) { if (shapes.has(shapedata_idx->get())) { ShapeData &shapedata = shapes[shapedata_idx->get()]; for (int i = 0; i < shapedata.shapes.size(); i++) { ShapeData::ShapeBase &s = shapedata.shapes.write[i]; if (s.debug_shape) { s.debug_shape->queue_delete(); s.debug_shape = nullptr; } if (s.shape.is_null() || shapedata.disabled) { continue; } Ref<Mesh> mesh = s.shape->get_debug_mesh(); MeshInstance3D *mi = memnew(MeshInstance3D); mi->set_transform(shapedata.xform); mi->set_mesh(mesh); add_child(mi); mi->force_update_transform(); s.debug_shape = mi; } } } debug_shapes_to_update.clear(); } void CollisionObject3D::_update_shape_data(uint32_t p_owner) { if (is_inside_tree() && get_tree()->is_debugging_collisions_hint() && !Engine::get_singleton()->is_editor_hint()) { if (debug_shapes_to_update.is_empty()) { call_deferred("_update_debug_shapes"); } debug_shapes_to_update.insert(p_owner); } } void CollisionObject3D::set_ray_pickable(bool p_ray_pickable) { ray_pickable = p_ray_pickable; _update_pickable(); } bool CollisionObject3D::is_ray_pickable() const { return ray_pickable; } void CollisionObject3D::_bind_methods() { ClassDB::bind_method(D_METHOD("set_ray_pickable", "ray_pickable"), &CollisionObject3D::set_ray_pickable); ClassDB::bind_method(D_METHOD("is_ray_pickable"), &CollisionObject3D::is_ray_pickable); ClassDB::bind_method(D_METHOD("set_capture_input_on_drag", "enable"), &CollisionObject3D::set_capture_input_on_drag); ClassDB::bind_method(D_METHOD("get_capture_input_on_drag"), &CollisionObject3D::get_capture_input_on_drag); ClassDB::bind_method(D_METHOD("get_rid"), &CollisionObject3D::get_rid); ClassDB::bind_method(D_METHOD("create_shape_owner", "owner"), &CollisionObject3D::create_shape_owner); ClassDB::bind_method(D_METHOD("remove_shape_owner", "owner_id"), &CollisionObject3D::remove_shape_owner); ClassDB::bind_method(D_METHOD("get_shape_owners"), &CollisionObject3D::_get_shape_owners); ClassDB::bind_method(D_METHOD("shape_owner_set_transform", "owner_id", "transform"), &CollisionObject3D::shape_owner_set_transform); ClassDB::bind_method(D_METHOD("shape_owner_get_transform", "owner_id"), &CollisionObject3D::shape_owner_get_transform); ClassDB::bind_method(D_METHOD("shape_owner_get_owner", "owner_id"), &CollisionObject3D::shape_owner_get_owner); ClassDB::bind_method(D_METHOD("shape_owner_set_disabled", "owner_id", "disabled"), &CollisionObject3D::shape_owner_set_disabled); ClassDB::bind_method(D_METHOD("is_shape_owner_disabled", "owner_id"), &CollisionObject3D::is_shape_owner_disabled); ClassDB::bind_method(D_METHOD("shape_owner_add_shape", "owner_id", "shape"), &CollisionObject3D::shape_owner_add_shape); ClassDB::bind_method(D_METHOD("shape_owner_get_shape_count", "owner_id"), &CollisionObject3D::shape_owner_get_shape_count); ClassDB::bind_method(D_METHOD("shape_owner_get_shape", "owner_id", "shape_id"), &CollisionObject3D::shape_owner_get_shape); ClassDB::bind_method(D_METHOD("shape_owner_get_shape_index", "owner_id", "shape_id"), &CollisionObject3D::shape_owner_get_shape_index); ClassDB::bind_method(D_METHOD("shape_owner_remove_shape", "owner_id", "shape_id"), &CollisionObject3D::shape_owner_remove_shape); ClassDB::bind_method(D_METHOD("shape_owner_clear_shapes", "owner_id"), &CollisionObject3D::shape_owner_clear_shapes); ClassDB::bind_method(D_METHOD("shape_find_owner", "shape_index"), &CollisionObject3D::shape_find_owner); ClassDB::bind_method(D_METHOD("_update_debug_shapes"), &CollisionObject3D::_update_debug_shapes); BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::VECTOR3, "click_position"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx"))); ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "camera", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::VECTOR3, "click_position"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx"))); ADD_SIGNAL(MethodInfo("mouse_entered")); ADD_SIGNAL(MethodInfo("mouse_exited")); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input_ray_pickable"), "set_ray_pickable", "is_ray_pickable"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input_capture_on_drag"), "set_capture_input_on_drag", "get_capture_input_on_drag"); } uint32_t CollisionObject3D::create_shape_owner(Object *p_owner) { ShapeData sd; uint32_t id; if (shapes.size() == 0) { id = 0; } else { id = shapes.back()->key() + 1; } sd.owner = p_owner; shapes[id] = sd; return id; } void CollisionObject3D::remove_shape_owner(uint32_t owner) { ERR_FAIL_COND(!shapes.has(owner)); shape_owner_clear_shapes(owner); shapes.erase(owner); } void CollisionObject3D::shape_owner_set_disabled(uint32_t p_owner, bool p_disabled) { ERR_FAIL_COND(!shapes.has(p_owner)); ShapeData &sd = shapes[p_owner]; sd.disabled = p_disabled; for (int i = 0; i < sd.shapes.size(); i++) { if (area) { PhysicsServer3D::get_singleton()->area_set_shape_disabled(rid, sd.shapes[i].index, p_disabled); } else { PhysicsServer3D::get_singleton()->body_set_shape_disabled(rid, sd.shapes[i].index, p_disabled); } } _update_shape_data(p_owner); } bool CollisionObject3D::is_shape_owner_disabled(uint32_t p_owner) const { ERR_FAIL_COND_V(!shapes.has(p_owner), false); return shapes[p_owner].disabled; } void CollisionObject3D::get_shape_owners(List<uint32_t> *r_owners) { for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) { r_owners->push_back(E->key()); } } Array CollisionObject3D::_get_shape_owners() { Array ret; for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) { ret.push_back(E->key()); } return ret; } void CollisionObject3D::shape_owner_set_transform(uint32_t p_owner, const Transform &p_transform) { ERR_FAIL_COND(!shapes.has(p_owner)); ShapeData &sd = shapes[p_owner]; sd.xform = p_transform; for (int i = 0; i < sd.shapes.size(); i++) { if (area) { PhysicsServer3D::get_singleton()->area_set_shape_transform(rid, sd.shapes[i].index, p_transform); } else { PhysicsServer3D::get_singleton()->body_set_shape_transform(rid, sd.shapes[i].index, p_transform); } } _update_shape_data(p_owner); } Transform CollisionObject3D::shape_owner_get_transform(uint32_t p_owner) const { ERR_FAIL_COND_V(!shapes.has(p_owner), Transform()); return shapes[p_owner].xform; } Object *CollisionObject3D::shape_owner_get_owner(uint32_t p_owner) const { ERR_FAIL_COND_V(!shapes.has(p_owner), nullptr); return shapes[p_owner].owner; } void CollisionObject3D::shape_owner_add_shape(uint32_t p_owner, const Ref<Shape3D> &p_shape) { ERR_FAIL_COND(!shapes.has(p_owner)); ERR_FAIL_COND(p_shape.is_null()); ShapeData &sd = shapes[p_owner]; ShapeData::ShapeBase s; s.index = total_subshapes; s.shape = p_shape; if (area) { PhysicsServer3D::get_singleton()->area_add_shape(rid, p_shape->get_rid(), sd.xform, sd.disabled); } else { PhysicsServer3D::get_singleton()->body_add_shape(rid, p_shape->get_rid(), sd.xform, sd.disabled); } sd.shapes.push_back(s); total_subshapes++; _update_shape_data(p_owner); } int CollisionObject3D::shape_owner_get_shape_count(uint32_t p_owner) const { ERR_FAIL_COND_V(!shapes.has(p_owner), 0); return shapes[p_owner].shapes.size(); } Ref<Shape3D> CollisionObject3D::shape_owner_get_shape(uint32_t p_owner, int p_shape) const { ERR_FAIL_COND_V(!shapes.has(p_owner), Ref<Shape3D>()); ERR_FAIL_INDEX_V(p_shape, shapes[p_owner].shapes.size(), Ref<Shape3D>()); return shapes[p_owner].shapes[p_shape].shape; } int CollisionObject3D::shape_owner_get_shape_index(uint32_t p_owner, int p_shape) const { ERR_FAIL_COND_V(!shapes.has(p_owner), -1); ERR_FAIL_INDEX_V(p_shape, shapes[p_owner].shapes.size(), -1); return shapes[p_owner].shapes[p_shape].index; } void CollisionObject3D::shape_owner_remove_shape(uint32_t p_owner, int p_shape) { ERR_FAIL_COND(!shapes.has(p_owner)); ERR_FAIL_INDEX(p_shape, shapes[p_owner].shapes.size()); const ShapeData::ShapeBase &s = shapes[p_owner].shapes[p_shape]; int index_to_remove = s.index; if (area) { PhysicsServer3D::get_singleton()->area_remove_shape(rid, index_to_remove); } else { PhysicsServer3D::get_singleton()->body_remove_shape(rid, index_to_remove); } if (s.debug_shape) { s.debug_shape->queue_delete(); } shapes[p_owner].shapes.remove(p_shape); for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) { for (int i = 0; i < E->get().shapes.size(); i++) { if (E->get().shapes[i].index > index_to_remove) { E->get().shapes.write[i].index -= 1; } } } total_subshapes--; } void CollisionObject3D::shape_owner_clear_shapes(uint32_t p_owner) { ERR_FAIL_COND(!shapes.has(p_owner)); while (shape_owner_get_shape_count(p_owner) > 0) { shape_owner_remove_shape(p_owner, 0); } } uint32_t CollisionObject3D::shape_find_owner(int p_shape_index) const { ERR_FAIL_INDEX_V(p_shape_index, total_subshapes, 0); for (const Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) { for (int i = 0; i < E->get().shapes.size(); i++) { if (E->get().shapes[i].index == p_shape_index) { return E->key(); } } } //in theory it should be unreachable return 0; } CollisionObject3D::CollisionObject3D(RID p_rid, bool p_area) { rid = p_rid; area = p_area; set_notify_transform(true); if (p_area) { PhysicsServer3D::get_singleton()->area_attach_object_instance_id(rid, get_instance_id()); } else { PhysicsServer3D::get_singleton()->body_attach_object_instance_id(rid, get_instance_id()); } //set_transform_notify(true); } void CollisionObject3D::set_capture_input_on_drag(bool p_capture) { capture_input_on_drag = p_capture; } bool CollisionObject3D::get_capture_input_on_drag() const { return capture_input_on_drag; } String CollisionObject3D::get_configuration_warning() const { String warning = Node3D::get_configuration_warning(); if (shapes.is_empty()) { if (!warning.is_empty()) { warning += "\n\n"; } warning += TTR("This node has no shape, so it can't collide or interact with other objects.\nConsider adding a CollisionShape3D or CollisionPolygon3D as a child to define its shape."); } return warning; } CollisionObject3D::CollisionObject3D() { set_notify_transform(true); //owner= //set_transform_notify(true); } CollisionObject3D::~CollisionObject3D() { PhysicsServer3D::get_singleton()->free(rid); }