/**************************************************************************/ /* collision_shape_3d.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* 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 "collision_shape_3d.h" #include "mesh_instance_3d.h" #include "physics_body_3d.h" #include "scene/resources/concave_polygon_shape_3d.h" #include "scene/resources/convex_polygon_shape_3d.h" #include "scene/resources/world_boundary_shape_3d.h" void CollisionShape3D::make_convex_from_siblings() { Node *p = get_parent(); if (!p) { return; } Vector<Vector3> vertices; for (int i = 0; i < p->get_child_count(); i++) { Node *n = p->get_child(i); MeshInstance3D *mi = Object::cast_to<MeshInstance3D>(n); if (mi) { Ref<Mesh> m = mi->get_mesh(); if (m.is_valid()) { for (int j = 0; j < m->get_surface_count(); j++) { Array a = m->surface_get_arrays(j); if (!a.is_empty()) { Vector<Vector3> v = a[RenderingServer::ARRAY_VERTEX]; for (int k = 0; k < v.size(); k++) { vertices.append(mi->get_transform().xform(v[k])); } } } } } } Ref<ConvexPolygonShape3D> shape_new = memnew(ConvexPolygonShape3D); shape_new->set_points(vertices); set_shape(shape_new); } void CollisionShape3D::_update_in_shape_owner(bool p_xform_only) { parent->shape_owner_set_transform(owner_id, get_transform()); if (p_xform_only) { return; } parent->shape_owner_set_disabled(owner_id, disabled); } void CollisionShape3D::_notification(int p_what) { switch (p_what) { case NOTIFICATION_PARENTED: { parent = Object::cast_to<CollisionObject3D>(get_parent()); if (parent) { owner_id = parent->create_shape_owner(this); if (shape.is_valid()) { parent->shape_owner_add_shape(owner_id, shape); } _update_in_shape_owner(); } } break; case NOTIFICATION_ENTER_TREE: { if (parent) { _update_in_shape_owner(); } } break; case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: { if (parent) { _update_in_shape_owner(true); } #ifdef TOOLS_ENABLED if (Engine::get_singleton()->is_editor_hint()) { update_configuration_warnings(); } #endif } break; case NOTIFICATION_UNPARENTED: { if (parent) { parent->remove_shape_owner(owner_id); } owner_id = 0; parent = nullptr; } break; } } void CollisionShape3D::resource_changed(Ref<Resource> res) { update_gizmos(); } PackedStringArray CollisionShape3D::get_configuration_warnings() const { PackedStringArray warnings = Node::get_configuration_warnings(); if (!Object::cast_to<CollisionObject3D>(get_parent())) { warnings.push_back(RTR("CollisionShape3D only serves to provide a collision shape to a CollisionObject3D derived node.\nPlease only use it as a child of Area3D, StaticBody3D, RigidBody3D, CharacterBody3D, etc. to give them a shape.")); } if (!shape.is_valid()) { warnings.push_back(RTR("A shape must be provided for CollisionShape3D to function. Please create a shape resource for it.")); } if (shape.is_valid() && Object::cast_to<RigidBody3D>(get_parent())) { if (Object::cast_to<ConcavePolygonShape3D>(*shape)) { warnings.push_back(RTR("ConcavePolygonShape3D doesn't support RigidBody3D in another mode than static.")); } else if (Object::cast_to<WorldBoundaryShape3D>(*shape)) { warnings.push_back(RTR("WorldBoundaryShape3D doesn't support RigidBody3D in another mode than static.")); } } Vector3 scale = get_transform().get_basis().get_scale(); if (!(Math::is_zero_approx(scale.x - scale.y) && Math::is_zero_approx(scale.y - scale.z))) { warnings.push_back(RTR("A non-uniformly scaled CollisionShape3D node will probably not function as expected.\nPlease make its scale uniform (i.e. the same on all axes), and change the size of its shape resource instead.")); } return warnings; } void CollisionShape3D::_bind_methods() { //not sure if this should do anything ClassDB::bind_method(D_METHOD("resource_changed", "resource"), &CollisionShape3D::resource_changed); ClassDB::bind_method(D_METHOD("set_shape", "shape"), &CollisionShape3D::set_shape); ClassDB::bind_method(D_METHOD("get_shape"), &CollisionShape3D::get_shape); ClassDB::bind_method(D_METHOD("set_disabled", "enable"), &CollisionShape3D::set_disabled); ClassDB::bind_method(D_METHOD("is_disabled"), &CollisionShape3D::is_disabled); ClassDB::bind_method(D_METHOD("make_convex_from_siblings"), &CollisionShape3D::make_convex_from_siblings); ClassDB::set_method_flags("CollisionShape3D", "make_convex_from_siblings", METHOD_FLAGS_DEFAULT | METHOD_FLAG_EDITOR); ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "shape", PROPERTY_HINT_RESOURCE_TYPE, "Shape3D"), "set_shape", "get_shape"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disabled"), "set_disabled", "is_disabled"); } void CollisionShape3D::set_shape(const Ref<Shape3D> &p_shape) { if (p_shape == shape) { return; } if (!shape.is_null()) { shape->unregister_owner(this); } shape = p_shape; if (!shape.is_null()) { shape->register_owner(this); } update_gizmos(); if (parent) { parent->shape_owner_clear_shapes(owner_id); if (shape.is_valid()) { parent->shape_owner_add_shape(owner_id, shape); } } if (is_inside_tree() && parent) { // If this is a heightfield shape our center may have changed _update_in_shape_owner(true); } update_configuration_warnings(); } Ref<Shape3D> CollisionShape3D::get_shape() const { return shape; } void CollisionShape3D::set_disabled(bool p_disabled) { disabled = p_disabled; update_gizmos(); if (parent) { parent->shape_owner_set_disabled(owner_id, p_disabled); } } bool CollisionShape3D::is_disabled() const { return disabled; } CollisionShape3D::CollisionShape3D() { //indicator = RenderingServer::get_singleton()->mesh_create(); set_notify_local_transform(true); } CollisionShape3D::~CollisionShape3D() { if (!shape.is_null()) { shape->unregister_owner(this); } //RenderingServer::get_singleton()->free(indicator); }