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/*************************************************************************/
/* collision_shape_2d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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_shape_2d.h"
#include "collision_object_2d.h"
#include "engine.h"
#include "scene/resources/capsule_shape_2d.h"
#include "scene/resources/circle_shape_2d.h"
#include "scene/resources/concave_polygon_shape_2d.h"
#include "scene/resources/convex_polygon_shape_2d.h"
#include "scene/resources/rectangle_shape_2d.h"
#include "scene/resources/segment_shape_2d.h"
#include "scene/resources/shape_line_2d.h"
void CollisionShape2D::_shape_changed() {
update();
}
void CollisionShape2D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_PARENTED: {
parent = Object::cast_to<CollisionObject2D>(get_parent());
if (parent) {
owner_id = parent->create_shape_owner(this);
if (shape.is_valid()) {
parent->shape_owner_add_shape(owner_id, shape);
}
parent->shape_owner_set_transform(owner_id, get_transform());
parent->shape_owner_set_disabled(owner_id, disabled);
parent->shape_owner_set_one_way_collision(owner_id, one_way_collision);
}
/*if (Engine::get_singleton()->is_editor_hint()) {
//display above all else
set_z_as_relative(false);
set_z(VS::CANVAS_ITEM_Z_MAX - 1);
}*/
} break;
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
if (parent) {
parent->shape_owner_set_transform(owner_id, get_transform());
}
} break;
case NOTIFICATION_UNPARENTED: {
if (parent) {
parent->remove_shape_owner(owner_id);
}
owner_id = 0;
parent = NULL;
} break;
/*
case NOTIFICATION_TRANSFORM_CHANGED: {
if (!is_inside_scene())
break;
_update_parent();
} break;*/
case NOTIFICATION_DRAW: {
if (!Engine::get_singleton()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
break;
}
if (!shape.is_valid()) {
break;
}
rect = Rect2();
Color draw_col = get_tree()->get_debug_collisions_color();
if (disabled) {
float g = draw_col.gray();
draw_col.r = g;
draw_col.g = g;
draw_col.b = g;
}
shape->draw(get_canvas_item(), draw_col);
rect = shape->get_rect();
rect = rect.grow(3);
if (one_way_collision) {
Color dcol = get_tree()->get_debug_collisions_color(); //0.9,0.2,0.2,0.4);
dcol.a = 1.0;
Vector2 line_to(0, 20);
draw_line(Vector2(), line_to, dcol, 3);
Vector<Vector2> pts;
float tsize = 8;
pts.push_back(line_to + (Vector2(0, tsize)));
pts.push_back(line_to + (Vector2(0.707 * tsize, 0)));
pts.push_back(line_to + (Vector2(-0.707 * tsize, 0)));
Vector<Color> cols;
for (int i = 0; i < 3; i++)
cols.push_back(dcol);
draw_primitive(pts, cols, Vector<Vector2>()); //small arrow
}
} break;
}
}
void CollisionShape2D::set_shape(const Ref<Shape2D> &p_shape) {
if (shape.is_valid())
shape->disconnect("changed", this, "_shape_changed");
shape = p_shape;
update();
if (parent) {
parent->shape_owner_clear_shapes(owner_id);
if (shape.is_valid()) {
parent->shape_owner_add_shape(owner_id, shape);
}
}
if (shape.is_valid())
shape->connect("changed", this, "_shape_changed");
update_configuration_warning();
}
Ref<Shape2D> CollisionShape2D::get_shape() const {
return shape;
}
Rect2 CollisionShape2D::_edit_get_rect() const {
return rect;
}
String CollisionShape2D::get_configuration_warning() const {
if (!Object::cast_to<CollisionObject2D>(get_parent())) {
return 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.");
}
if (!shape.is_valid()) {
return TTR("A shape must be provided for CollisionShape2D to function. Please create a shape resource for it!");
}
return String();
}
void CollisionShape2D::set_disabled(bool p_disabled) {
disabled = p_disabled;
update();
if (parent) {
parent->shape_owner_set_disabled(owner_id, p_disabled);
}
}
bool CollisionShape2D::is_disabled() const {
return disabled;
}
void CollisionShape2D::set_one_way_collision(bool p_enable) {
one_way_collision = p_enable;
update();
if (parent) {
parent->shape_owner_set_one_way_collision(owner_id, p_enable);
}
}
bool CollisionShape2D::is_one_way_collision_enabled() const {
return one_way_collision;
}
void CollisionShape2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_shape", "shape"), &CollisionShape2D::set_shape);
ClassDB::bind_method(D_METHOD("get_shape"), &CollisionShape2D::get_shape);
ClassDB::bind_method(D_METHOD("set_disabled", "disabled"), &CollisionShape2D::set_disabled);
ClassDB::bind_method(D_METHOD("is_disabled"), &CollisionShape2D::is_disabled);
ClassDB::bind_method(D_METHOD("set_one_way_collision", "enabled"), &CollisionShape2D::set_one_way_collision);
ClassDB::bind_method(D_METHOD("is_one_way_collision_enabled"), &CollisionShape2D::is_one_way_collision_enabled);
ClassDB::bind_method(D_METHOD("_shape_changed"), &CollisionShape2D::_shape_changed);
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT, "shape", PROPERTY_HINT_RESOURCE_TYPE, "Shape2D"), "set_shape", "get_shape");
ADD_PROPERTYNZ(PropertyInfo(Variant::BOOL, "disabled"), "set_disabled", "is_disabled");
ADD_PROPERTYNZ(PropertyInfo(Variant::BOOL, "one_way_collision"), "set_one_way_collision", "is_one_way_collision_enabled");
}
CollisionShape2D::CollisionShape2D() {
rect = Rect2(-Point2(10, 10), Point2(20, 20));
set_notify_local_transform(true);
owner_id = 0;
parent = NULL;
disabled = false;
one_way_collision = false;
}
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