355 lines
12 KiB
C++
355 lines
12 KiB
C++
/*************************************************************************/
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/* collision_object.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "collision_object.h"
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#include "scene/scene_string_names.h"
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#include "servers/physics_server.h"
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void CollisionObject::_update_shapes_from_children() {
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shapes.clear();
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for (int i = 0; i < get_child_count(); i++) {
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Node *n = get_child(i);
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n->call("_add_to_collision_object", this);
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}
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_update_shapes();
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}
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void CollisionObject::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_WORLD: {
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if (area)
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PhysicsServer::get_singleton()->area_set_transform(rid, get_global_transform());
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else
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PhysicsServer::get_singleton()->body_set_state(rid, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
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RID space = get_world()->get_space();
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if (area) {
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PhysicsServer::get_singleton()->area_set_space(rid, space);
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} else
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PhysicsServer::get_singleton()->body_set_space(rid, space);
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_update_pickable();
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//get space
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};
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case NOTIFICATION_TRANSFORM_CHANGED: {
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if (area)
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PhysicsServer::get_singleton()->area_set_transform(rid, get_global_transform());
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else
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PhysicsServer::get_singleton()->body_set_state(rid, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
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} break;
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case NOTIFICATION_VISIBILITY_CHANGED: {
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_update_pickable();
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} break;
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case NOTIFICATION_EXIT_WORLD: {
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if (area) {
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PhysicsServer::get_singleton()->area_set_space(rid, RID());
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} else
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PhysicsServer::get_singleton()->body_set_space(rid, RID());
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} break;
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}
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}
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void CollisionObject::_update_shapes() {
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if (!rid.is_valid())
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return;
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if (area)
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PhysicsServer::get_singleton()->area_clear_shapes(rid);
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else
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PhysicsServer::get_singleton()->body_clear_shapes(rid);
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for (int i = 0; i < shapes.size(); i++) {
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if (shapes[i].shape.is_null())
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continue;
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if (area)
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PhysicsServer::get_singleton()->area_add_shape(rid, shapes[i].shape->get_rid(), shapes[i].xform);
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else {
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PhysicsServer::get_singleton()->body_add_shape(rid, shapes[i].shape->get_rid(), shapes[i].xform);
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if (shapes[i].trigger)
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PhysicsServer::get_singleton()->body_set_shape_as_trigger(rid, i, shapes[i].trigger);
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}
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}
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}
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bool CollisionObject::_set(const StringName &p_name, const Variant &p_value) {
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String name = p_name;
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if (name == "shape_count") {
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shapes.resize(p_value);
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_update_shapes();
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_change_notify();
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} else if (name.begins_with("shapes/")) {
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int idx = name.get_slicec('/', 1).to_int();
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String what = name.get_slicec('/', 2);
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if (what == "shape")
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set_shape(idx, RefPtr(p_value));
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else if (what == "transform")
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set_shape_transform(idx, p_value);
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else if (what == "trigger")
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set_shape_as_trigger(idx, p_value);
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} else
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return false;
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return true;
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}
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bool CollisionObject::_get(const StringName &p_name, Variant &r_ret) const {
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String name = p_name;
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if (name == "shape_count") {
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r_ret = shapes.size();
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} else if (name.begins_with("shapes/")) {
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int idx = name.get_slicec('/', 1).to_int();
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String what = name.get_slicec('/', 2);
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if (what == "shape")
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r_ret = get_shape(idx);
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else if (what == "transform")
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r_ret = get_shape_transform(idx);
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else if (what == "trigger")
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r_ret = is_shape_set_as_trigger(idx);
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} else
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return false;
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return true;
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}
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void CollisionObject::_get_property_list(List<PropertyInfo> *p_list) const {
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p_list->push_back(PropertyInfo(Variant::INT, "shape_count", PROPERTY_HINT_RANGE, "0,256,1", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
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for (int i = 0; i < shapes.size(); i++) {
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String path = "shapes/" + itos(i) + "/";
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p_list->push_back(PropertyInfo(Variant::OBJECT, path + "shape", PROPERTY_HINT_RESOURCE_TYPE, "Shape", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
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p_list->push_back(PropertyInfo(Variant::TRANSFORM, path + "transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
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p_list->push_back(PropertyInfo(Variant::BOOL, path + "trigger", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
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}
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}
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void CollisionObject::_input_event(Node *p_camera, const InputEvent &p_input_event, const Vector3 &p_pos, const Vector3 &p_normal, int p_shape) {
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if (get_script_instance()) {
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get_script_instance()->call(SceneStringNames::get_singleton()->_input_event, p_camera, p_input_event, p_pos, p_normal, p_shape);
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}
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emit_signal(SceneStringNames::get_singleton()->input_event, p_camera, p_input_event, p_pos, p_normal, p_shape);
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}
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void CollisionObject::_mouse_enter() {
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if (get_script_instance()) {
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get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_enter);
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}
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emit_signal(SceneStringNames::get_singleton()->mouse_enter);
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}
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void CollisionObject::_mouse_exit() {
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if (get_script_instance()) {
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get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_exit);
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}
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emit_signal(SceneStringNames::get_singleton()->mouse_exit);
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}
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void CollisionObject::_update_pickable() {
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if (!is_inside_tree())
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return;
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bool pickable = ray_pickable && is_inside_tree() && is_visible();
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if (area)
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PhysicsServer::get_singleton()->area_set_ray_pickable(rid, pickable);
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else
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PhysicsServer::get_singleton()->body_set_ray_pickable(rid, pickable);
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}
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void CollisionObject::set_ray_pickable(bool p_ray_pickable) {
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ray_pickable = p_ray_pickable;
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_update_pickable();
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}
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bool CollisionObject::is_ray_pickable() const {
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return ray_pickable;
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}
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void CollisionObject::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("add_shape", "shape:Shape", "transform"), &CollisionObject::add_shape, DEFVAL(Transform()));
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ObjectTypeDB::bind_method(_MD("get_shape_count"), &CollisionObject::get_shape_count);
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ObjectTypeDB::bind_method(_MD("set_shape", "shape_idx", "shape:Shape"), &CollisionObject::set_shape);
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ObjectTypeDB::bind_method(_MD("set_shape_transform", "shape_idx", "transform"), &CollisionObject::set_shape_transform);
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// ObjectTypeDB::bind_method(_MD("set_shape_transform","shape_idx","transform"),&CollisionObject::set_shape_transform);
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ObjectTypeDB::bind_method(_MD("set_shape_as_trigger", "shape_idx", "enable"), &CollisionObject::set_shape_as_trigger);
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ObjectTypeDB::bind_method(_MD("is_shape_set_as_trigger", "shape_idx"), &CollisionObject::is_shape_set_as_trigger);
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ObjectTypeDB::bind_method(_MD("get_shape:Shape", "shape_idx"), &CollisionObject::get_shape);
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ObjectTypeDB::bind_method(_MD("get_shape_transform", "shape_idx"), &CollisionObject::get_shape_transform);
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ObjectTypeDB::bind_method(_MD("remove_shape", "shape_idx"), &CollisionObject::remove_shape);
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ObjectTypeDB::bind_method(_MD("clear_shapes"), &CollisionObject::clear_shapes);
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ObjectTypeDB::bind_method(_MD("set_ray_pickable", "ray_pickable"), &CollisionObject::set_ray_pickable);
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ObjectTypeDB::bind_method(_MD("is_ray_pickable"), &CollisionObject::is_ray_pickable);
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ObjectTypeDB::bind_method(_MD("set_capture_input_on_drag", "enable"), &CollisionObject::set_capture_input_on_drag);
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ObjectTypeDB::bind_method(_MD("get_capture_input_on_drag"), &CollisionObject::get_capture_input_on_drag);
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ObjectTypeDB::bind_method(_MD("get_rid"), &CollisionObject::get_rid);
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BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::INPUT_EVENT, "event"), PropertyInfo(Variant::VECTOR3, "click_pos"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
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ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::INPUT_EVENT, "event"), PropertyInfo(Variant::VECTOR3, "click_pos"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
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ADD_SIGNAL(MethodInfo("mouse_enter"));
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ADD_SIGNAL(MethodInfo("mouse_exit"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input/ray_pickable"), _SCS("set_ray_pickable"), _SCS("is_ray_pickable"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input/capture_on_drag"), _SCS("set_capture_input_on_drag"), _SCS("get_capture_input_on_drag"));
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}
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void CollisionObject::add_shape(const Ref<Shape> &p_shape, const Transform &p_transform) {
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ShapeData sdata;
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sdata.shape = p_shape;
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sdata.xform = p_transform;
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shapes.push_back(sdata);
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_update_shapes();
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}
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int CollisionObject::get_shape_count() const {
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return shapes.size();
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}
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void CollisionObject::set_shape(int p_shape_idx, const Ref<Shape> &p_shape) {
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ERR_FAIL_INDEX(p_shape_idx, shapes.size());
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shapes[p_shape_idx].shape = p_shape;
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_update_shapes();
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}
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void CollisionObject::set_shape_transform(int p_shape_idx, const Transform &p_transform) {
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ERR_FAIL_INDEX(p_shape_idx, shapes.size());
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shapes[p_shape_idx].xform = p_transform;
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_update_shapes();
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}
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Ref<Shape> CollisionObject::get_shape(int p_shape_idx) const {
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ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Ref<Shape>());
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return shapes[p_shape_idx].shape;
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}
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Transform CollisionObject::get_shape_transform(int p_shape_idx) const {
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ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Transform());
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return shapes[p_shape_idx].xform;
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}
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void CollisionObject::remove_shape(int p_shape_idx) {
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ERR_FAIL_INDEX(p_shape_idx, shapes.size());
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shapes.remove(p_shape_idx);
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_update_shapes();
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}
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void CollisionObject::clear_shapes() {
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shapes.clear();
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_update_shapes();
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}
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void CollisionObject::set_shape_as_trigger(int p_shape_idx, bool p_trigger) {
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ERR_FAIL_INDEX(p_shape_idx, shapes.size());
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shapes[p_shape_idx].trigger = p_trigger;
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if (!area && rid.is_valid()) {
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PhysicsServer::get_singleton()->body_set_shape_as_trigger(rid, p_shape_idx, p_trigger);
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}
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}
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bool CollisionObject::is_shape_set_as_trigger(int p_shape_idx) const {
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ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), false);
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return shapes[p_shape_idx].trigger;
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}
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CollisionObject::CollisionObject(RID p_rid, bool p_area) {
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rid = p_rid;
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area = p_area;
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capture_input_on_drag = false;
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ray_pickable = true;
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if (p_area) {
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PhysicsServer::get_singleton()->area_attach_object_instance_ID(rid, get_instance_ID());
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} else {
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PhysicsServer::get_singleton()->body_attach_object_instance_ID(rid, get_instance_ID());
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}
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// set_transform_notify(true);
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}
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void CollisionObject::set_capture_input_on_drag(bool p_capture) {
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capture_input_on_drag = p_capture;
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}
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bool CollisionObject::get_capture_input_on_drag() const {
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return capture_input_on_drag;
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}
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CollisionObject::CollisionObject() {
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capture_input_on_drag = false;
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ray_pickable = true;
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//owner=
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//set_transform_notify(true);
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}
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CollisionObject::~CollisionObject() {
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PhysicsServer::get_singleton()->free(rid);
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}
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