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		2a8c59c171
		
			
		
	
	
	
	
		
			
			Previously, the warnings were passed as a string and delimitation of which were hard coded at each implementation.
		
			
				
	
	
		
			252 lines
		
	
	
	
		
			9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			252 lines
		
	
	
	
		
			9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  collision_shape_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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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2021 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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| 
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| #include "collision_shape_2d.h"
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| 
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| #include "collision_object_2d.h"
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| #include "core/config/engine.h"
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| #include "scene/resources/capsule_shape_2d.h"
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| #include "scene/resources/circle_shape_2d.h"
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| #include "scene/resources/concave_polygon_shape_2d.h"
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| #include "scene/resources/convex_polygon_shape_2d.h"
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| #include "scene/resources/line_shape_2d.h"
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| #include "scene/resources/rectangle_shape_2d.h"
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| #include "scene/resources/segment_shape_2d.h"
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| 
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| void CollisionShape2D::_shape_changed() {
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| 	update();
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| }
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| 
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| void CollisionShape2D::_update_in_shape_owner(bool p_xform_only) {
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| 	parent->shape_owner_set_transform(owner_id, get_transform());
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| 	if (p_xform_only) {
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| 		return;
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| 	}
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| 	parent->shape_owner_set_disabled(owner_id, disabled);
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| 	parent->shape_owner_set_one_way_collision(owner_id, one_way_collision);
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| 	parent->shape_owner_set_one_way_collision_margin(owner_id, one_way_collision_margin);
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| }
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| 
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| void CollisionShape2D::_notification(int p_what) {
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| 	switch (p_what) {
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| 		case NOTIFICATION_PARENTED: {
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| 			parent = Object::cast_to<CollisionObject2D>(get_parent());
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| 			if (parent) {
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| 				owner_id = parent->create_shape_owner(this);
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| 				if (shape.is_valid()) {
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| 					parent->shape_owner_add_shape(owner_id, shape);
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| 				}
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| 				_update_in_shape_owner();
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| 			}
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| 
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| 			/*if (Engine::get_singleton()->is_editor_hint()) {
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| 				//display above all else
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| 				set_z_as_relative(false);
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| 				set_z_index(RS::CANVAS_ITEM_Z_MAX - 1);
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| 			}*/
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| 
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| 		} break;
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| 		case NOTIFICATION_ENTER_TREE: {
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| 			if (parent) {
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| 				_update_in_shape_owner();
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| 			}
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| 
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| 		} break;
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| 		case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
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| 			if (parent) {
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| 				_update_in_shape_owner(true);
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| 			}
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| 
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| 		} break;
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| 		case NOTIFICATION_UNPARENTED: {
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| 			if (parent) {
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| 				parent->remove_shape_owner(owner_id);
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| 			}
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| 			owner_id = 0;
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| 			parent = nullptr;
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| 
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| 		} break;
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| 		case NOTIFICATION_DRAW: {
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| 			if (!Engine::get_singleton()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
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| 				break;
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| 			}
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| 
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| 			if (!shape.is_valid()) {
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| 				break;
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| 			}
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| 
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| 			rect = Rect2();
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| 
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| 			Color draw_col = get_tree()->get_debug_collisions_color();
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| 			if (disabled) {
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| 				float g = draw_col.get_v();
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| 				draw_col.r = g;
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| 				draw_col.g = g;
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| 				draw_col.b = g;
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| 				draw_col.a *= 0.5;
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| 			}
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| 			shape->draw(get_canvas_item(), draw_col);
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| 
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| 			rect = shape->get_rect();
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| 			rect = rect.grow(3);
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| 
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| 			if (one_way_collision) {
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| 				// Draw an arrow indicating the one-way collision direction
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| 				draw_col = get_tree()->get_debug_collisions_color().inverted();
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| 				if (disabled) {
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| 					draw_col = draw_col.darkened(0.25);
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| 				}
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| 				Vector2 line_to(0, 20);
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| 				draw_line(Vector2(), line_to, draw_col, 2);
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| 				Vector<Vector2> pts;
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| 				real_t tsize = 8;
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| 				pts.push_back(line_to + (Vector2(0, tsize)));
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| 				pts.push_back(line_to + (Vector2(Math_SQRT12 * tsize, 0)));
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| 				pts.push_back(line_to + (Vector2(-Math_SQRT12 * tsize, 0)));
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| 				Vector<Color> cols;
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| 				for (int i = 0; i < 3; i++) {
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| 					cols.push_back(draw_col);
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| 				}
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| 
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| 				draw_primitive(pts, cols, Vector<Vector2>());
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| 			}
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| 		} break;
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| 	}
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| }
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| 
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| void CollisionShape2D::set_shape(const Ref<Shape2D> &p_shape) {
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| 	if (p_shape == shape) {
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| 		return;
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| 	}
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| 	if (shape.is_valid()) {
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| 		shape->disconnect("changed", callable_mp(this, &CollisionShape2D::_shape_changed));
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| 	}
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| 	shape = p_shape;
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| 	update();
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| 	if (parent) {
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| 		parent->shape_owner_clear_shapes(owner_id);
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| 		if (shape.is_valid()) {
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| 			parent->shape_owner_add_shape(owner_id, shape);
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| 		}
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| 		_update_in_shape_owner();
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| 	}
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| 
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| 	if (shape.is_valid()) {
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| 		shape->connect("changed", callable_mp(this, &CollisionShape2D::_shape_changed));
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| 	}
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| 
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| 	update_configuration_warnings();
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| }
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| 
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| Ref<Shape2D> CollisionShape2D::get_shape() const {
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| 	return shape;
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| }
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| 
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| bool CollisionShape2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
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| 	if (!shape.is_valid()) {
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| 		return false;
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| 	}
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| 
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| 	return shape->_edit_is_selected_on_click(p_point, p_tolerance);
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| }
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| 
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| TypedArray<String> CollisionShape2D::get_configuration_warnings() const {
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| 	TypedArray<String> warnings = Node::get_configuration_warnings();
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| 
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| 	if (!Object::cast_to<CollisionObject2D>(get_parent())) {
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| 		warnings.push_back(TTR("CollisionShape2D only serves to provide a collision shape to a CollisionObject2D derived node. Please only use it as a child of Area2D, StaticBody2D, RigidBody2D, KinematicBody2D, etc. to give them a shape."));
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| 	}
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| 	if (!shape.is_valid()) {
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| 		warnings.push_back(TTR("A shape must be provided for CollisionShape2D to function. Please create a shape resource for it!"));
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| 	}
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| 
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| 	Ref<ConvexPolygonShape2D> convex = shape;
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| 	Ref<ConcavePolygonShape2D> concave = shape;
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| 	if (convex.is_valid() || concave.is_valid()) {
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| 		warnings.push_back(TTR("Polygon-based shapes are not meant be used nor edited directly through the CollisionShape2D node. Please use the CollisionPolygon2D node instead."));
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| 	}
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| 
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| 	return warnings;
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| }
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| 
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| void CollisionShape2D::set_disabled(bool p_disabled) {
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| 	disabled = p_disabled;
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| 	update();
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| 	if (parent) {
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| 		parent->shape_owner_set_disabled(owner_id, p_disabled);
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| 	}
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| }
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| 
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| bool CollisionShape2D::is_disabled() const {
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| 	return disabled;
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| }
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| 
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| void CollisionShape2D::set_one_way_collision(bool p_enable) {
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| 	one_way_collision = p_enable;
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| 	update();
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| 	if (parent) {
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| 		parent->shape_owner_set_one_way_collision(owner_id, p_enable);
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| 	}
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| }
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| 
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| bool CollisionShape2D::is_one_way_collision_enabled() const {
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| 	return one_way_collision;
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| }
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| 
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| void CollisionShape2D::set_one_way_collision_margin(real_t p_margin) {
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| 	one_way_collision_margin = p_margin;
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| 	if (parent) {
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| 		parent->shape_owner_set_one_way_collision_margin(owner_id, one_way_collision_margin);
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| 	}
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| }
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| 
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| real_t CollisionShape2D::get_one_way_collision_margin() const {
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| 	return one_way_collision_margin;
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| }
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| 
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| void CollisionShape2D::_bind_methods() {
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| 	ClassDB::bind_method(D_METHOD("set_shape", "shape"), &CollisionShape2D::set_shape);
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| 	ClassDB::bind_method(D_METHOD("get_shape"), &CollisionShape2D::get_shape);
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| 	ClassDB::bind_method(D_METHOD("set_disabled", "disabled"), &CollisionShape2D::set_disabled);
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| 	ClassDB::bind_method(D_METHOD("is_disabled"), &CollisionShape2D::is_disabled);
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| 	ClassDB::bind_method(D_METHOD("set_one_way_collision", "enabled"), &CollisionShape2D::set_one_way_collision);
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| 	ClassDB::bind_method(D_METHOD("is_one_way_collision_enabled"), &CollisionShape2D::is_one_way_collision_enabled);
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| 	ClassDB::bind_method(D_METHOD("set_one_way_collision_margin", "margin"), &CollisionShape2D::set_one_way_collision_margin);
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| 	ClassDB::bind_method(D_METHOD("get_one_way_collision_margin"), &CollisionShape2D::get_one_way_collision_margin);
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| 
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| 	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "shape", PROPERTY_HINT_RESOURCE_TYPE, "Shape2D"), "set_shape", "get_shape");
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| 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disabled"), "set_disabled", "is_disabled");
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| 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "one_way_collision"), "set_one_way_collision", "is_one_way_collision_enabled");
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| 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "one_way_collision_margin", PROPERTY_HINT_RANGE, "0,128,0.1"), "set_one_way_collision_margin", "get_one_way_collision_margin");
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| }
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| 
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| CollisionShape2D::CollisionShape2D() {
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| 	set_notify_local_transform(true);
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| }
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