358 lines
12 KiB
C++
358 lines
12 KiB
C++
/*************************************************************************/
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/* collision_object_2d.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 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_2d.h"
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#include "scene/scene_string_names.h"
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#include "servers/physics_2d_server.h"
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void CollisionObject2D::_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 CollisionObject2D::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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if (area)
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Physics2DServer::get_singleton()->area_set_transform(rid, get_global_transform());
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else
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Physics2DServer::get_singleton()->body_set_state(rid, Physics2DServer::BODY_STATE_TRANSFORM, get_global_transform());
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RID space = get_world_2d()->get_space();
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if (area) {
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Physics2DServer::get_singleton()->area_set_space(rid, space);
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} else
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Physics2DServer::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_VISIBILITY_CHANGED: {
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_update_pickable();
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} break;
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case NOTIFICATION_TRANSFORM_CHANGED: {
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if (area)
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Physics2DServer::get_singleton()->area_set_transform(rid, get_global_transform());
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else
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Physics2DServer::get_singleton()->body_set_state(rid, Physics2DServer::BODY_STATE_TRANSFORM, get_global_transform());
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} break;
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case NOTIFICATION_EXIT_TREE: {
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if (area) {
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Physics2DServer::get_singleton()->area_set_space(rid, RID());
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} else
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Physics2DServer::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 CollisionObject2D::_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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Physics2DServer::get_singleton()->area_clear_shapes(rid);
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else
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Physics2DServer::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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Physics2DServer::get_singleton()->area_add_shape(rid, shapes[i].shape->get_rid(), shapes[i].xform);
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else {
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Physics2DServer::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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Physics2DServer::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 CollisionObject2D::_set(const StringName &p_name, const Variant &p_value) {
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String name = p_name;
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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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if (idx >= shapes.size())
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add_shape(RefPtr(p_value));
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else
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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 CollisionObject2D::_get(const StringName &p_name, Variant &r_ret) const {
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String name = p_name;
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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 CollisionObject2D::_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, "Shape2D", 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 CollisionObject2D::set_pickable(bool p_enabled) {
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if (pickable == p_enabled)
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return;
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pickable = p_enabled;
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_update_pickable();
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}
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bool CollisionObject2D::is_pickable() const {
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return pickable;
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}
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void CollisionObject2D::_input_event(Node *p_viewport, const Ref<InputEvent> &p_input_event, 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_viewport, p_input_event, p_shape);
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}
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emit_signal(SceneStringNames::get_singleton()->input_event, p_viewport, p_input_event, p_shape);
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}
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void CollisionObject2D::_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_entered);
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}
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void CollisionObject2D::_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_exited);
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}
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void CollisionObject2D::_update_pickable() {
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if (!is_inside_tree())
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return;
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bool pickable = this->pickable && is_inside_tree() && is_visible_in_tree();
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if (area)
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Physics2DServer::get_singleton()->area_set_pickable(rid, pickable);
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else
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Physics2DServer::get_singleton()->body_set_pickable(rid, pickable);
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}
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void CollisionObject2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("add_shape", "shape:Shape2D", "transform"), &CollisionObject2D::add_shape, DEFVAL(Transform2D()));
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ClassDB::bind_method(D_METHOD("get_shape_count"), &CollisionObject2D::get_shape_count);
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ClassDB::bind_method(D_METHOD("set_shape", "shape_idx", "shape:Shape"), &CollisionObject2D::set_shape);
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ClassDB::bind_method(D_METHOD("set_shape_transform", "shape_idx", "transform"), &CollisionObject2D::set_shape_transform);
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ClassDB::bind_method(D_METHOD("set_shape_as_trigger", "shape_idx", "enable"), &CollisionObject2D::set_shape_as_trigger);
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ClassDB::bind_method(D_METHOD("get_shape:Shape2D", "shape_idx"), &CollisionObject2D::get_shape);
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ClassDB::bind_method(D_METHOD("get_shape_transform", "shape_idx"), &CollisionObject2D::get_shape_transform);
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ClassDB::bind_method(D_METHOD("is_shape_set_as_trigger", "shape_idx"), &CollisionObject2D::is_shape_set_as_trigger);
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ClassDB::bind_method(D_METHOD("remove_shape", "shape_idx"), &CollisionObject2D::remove_shape);
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ClassDB::bind_method(D_METHOD("clear_shapes"), &CollisionObject2D::clear_shapes);
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ClassDB::bind_method(D_METHOD("get_rid"), &CollisionObject2D::get_rid);
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ClassDB::bind_method(D_METHOD("set_pickable", "enabled"), &CollisionObject2D::set_pickable);
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ClassDB::bind_method(D_METHOD("is_pickable"), &CollisionObject2D::is_pickable);
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BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
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ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
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ADD_SIGNAL(MethodInfo("mouse_entered"));
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ADD_SIGNAL(MethodInfo("mouse_exited"));
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ADD_GROUP("Pickable", "input_");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input_pickable"), "set_pickable", "is_pickable");
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ADD_GROUP("", "");
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}
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void CollisionObject2D::add_shape(const Ref<Shape2D> &p_shape, const Transform2D &p_transform) {
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ERR_FAIL_COND(p_shape.is_null());
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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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sdata.trigger = false;
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if (area)
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Physics2DServer::get_singleton()->area_add_shape(get_rid(), p_shape->get_rid(), p_transform);
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else
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Physics2DServer::get_singleton()->body_add_shape(get_rid(), p_shape->get_rid(), p_transform);
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shapes.push_back(sdata);
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}
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int CollisionObject2D::get_shape_count() const {
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return shapes.size();
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}
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void CollisionObject2D::set_shape(int p_shape_idx, const Ref<Shape2D> &p_shape) {
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ERR_FAIL_INDEX(p_shape_idx, shapes.size());
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ERR_FAIL_COND(p_shape.is_null());
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shapes[p_shape_idx].shape = p_shape;
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if (area)
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Physics2DServer::get_singleton()->area_set_shape(get_rid(), p_shape_idx, p_shape->get_rid());
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else
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Physics2DServer::get_singleton()->body_set_shape(get_rid(), p_shape_idx, p_shape->get_rid());
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//_update_shapes();
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}
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void CollisionObject2D::set_shape_transform(int p_shape_idx, const Transform2D &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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if (area)
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Physics2DServer::get_singleton()->area_set_shape_transform(get_rid(), p_shape_idx, p_transform);
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else
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Physics2DServer::get_singleton()->body_set_shape_transform(get_rid(), p_shape_idx, p_transform);
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//_update_shapes();
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}
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Ref<Shape2D> CollisionObject2D::get_shape(int p_shape_idx) const {
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ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Ref<Shape2D>());
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return shapes[p_shape_idx].shape;
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}
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Transform2D CollisionObject2D::get_shape_transform(int p_shape_idx) const {
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ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Transform2D());
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return shapes[p_shape_idx].xform;
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}
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void CollisionObject2D::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 CollisionObject2D::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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Physics2DServer::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 CollisionObject2D::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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void CollisionObject2D::clear_shapes() {
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shapes.clear();
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_update_shapes();
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}
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CollisionObject2D::CollisionObject2D(RID p_rid, bool p_area) {
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rid = p_rid;
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area = p_area;
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pickable = true;
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set_notify_transform(true);
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if (p_area) {
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Physics2DServer::get_singleton()->area_attach_object_instance_ID(rid, get_instance_ID());
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} else {
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Physics2DServer::get_singleton()->body_attach_object_instance_ID(rid, get_instance_ID());
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}
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}
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CollisionObject2D::CollisionObject2D() {
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//owner=
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set_notify_transform(true);
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}
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CollisionObject2D::~CollisionObject2D() {
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Physics2DServer::get_singleton()->free(rid);
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}
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