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/*************************************************************************/
/* capsule_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 "capsule_shape_2d.h"
#include "servers/physics_2d_server.h"
#include "servers/visual_server.h"
Vector<Vector2> CapsuleShape2D::_get_points() const {
Vector<Vector2> points;
for (int i = 0; i < 24; i++) {
Vector2 ofs = Vector2(0, (i > 6 && i <= 18) ? -get_height() * 0.5 : get_height() * 0.5);
points.push_back(Vector2(Math::sin(i * Math_PI * 2 / 24.0), Math::cos(i * Math_PI * 2 / 24.0)) * get_radius() + ofs);
if (i == 6 || i == 18)
points.push_back(Vector2(Math::sin(i * Math_PI * 2 / 24.0), Math::cos(i * Math_PI * 2 / 24.0)) * get_radius() - ofs);
}
return points;
}
bool CapsuleShape2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
return Geometry::is_point_in_polygon(p_point, _get_points());
}
void CapsuleShape2D::_update_shape() {
Physics2DServer::get_singleton()->shape_set_data(get_rid(), Vector2(radius, height));
emit_changed();
}
void CapsuleShape2D::set_radius(real_t p_radius) {
radius = p_radius;
_update_shape();
}
real_t CapsuleShape2D::get_radius() const {
return radius;
}
void CapsuleShape2D::set_height(real_t p_height) {
height = p_height;
_update_shape();
}
real_t CapsuleShape2D::get_height() const {
return height;
}
void CapsuleShape2D::draw(const RID &p_to_rid, const Color &p_color) {
Vector<Vector2> points = _get_points();
Vector<Color> col;
col.push_back(p_color);
VisualServer::get_singleton()->canvas_item_add_polygon(p_to_rid, points, col);
}
Rect2 CapsuleShape2D::get_rect() const {
Vector2 he = Point2(get_radius(), get_radius() + get_height() * 0.5);
Rect2 rect;
rect.position = -he;
rect.size = he * 2.0;
return rect;
}
void CapsuleShape2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_radius", "radius"), &CapsuleShape2D::set_radius);
ClassDB::bind_method(D_METHOD("get_radius"), &CapsuleShape2D::get_radius);
ClassDB::bind_method(D_METHOD("set_height", "height"), &CapsuleShape2D::set_height);
ClassDB::bind_method(D_METHOD("get_height"), &CapsuleShape2D::get_height);
ADD_PROPERTY(PropertyInfo(Variant::REAL, "radius"), "set_radius", "get_radius");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "height"), "set_height", "get_height");
}
CapsuleShape2D::CapsuleShape2D() :
Shape2D(Physics2DServer::get_singleton()->capsule_shape_create()) {
radius = 10;
height = 20;
_update_shape();
}
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