0ee0fa42e6
Using clang-tidy's `readability-braces-around-statements`. https://clang.llvm.org/extra/clang-tidy/checks/readability-braces-around-statements.html
103 lines
4.3 KiB
C++
103 lines
4.3 KiB
C++
/*************************************************************************/
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/* convex_polygon_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) 2007-2020 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 "convex_polygon_shape_2d.h"
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#include "core/math/geometry.h"
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#include "servers/physics_server_2d.h"
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#include "servers/rendering_server.h"
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bool ConvexPolygonShape2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
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return Geometry::is_point_in_polygon(p_point, points);
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}
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void ConvexPolygonShape2D::_update_shape() {
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Vector<Vector2> final_points = points;
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if (Geometry::is_polygon_clockwise(final_points)) { //needs to be counter clockwise
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final_points.invert();
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}
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PhysicsServer2D::get_singleton()->shape_set_data(get_rid(), final_points);
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emit_changed();
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}
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void ConvexPolygonShape2D::set_point_cloud(const Vector<Vector2> &p_points) {
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Vector<Point2> hull = Geometry::convex_hull_2d(p_points);
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ERR_FAIL_COND(hull.size() < 3);
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set_points(hull);
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}
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void ConvexPolygonShape2D::set_points(const Vector<Vector2> &p_points) {
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points = p_points;
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_update_shape();
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}
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Vector<Vector2> ConvexPolygonShape2D::get_points() const {
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return points;
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}
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void ConvexPolygonShape2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_point_cloud", "point_cloud"), &ConvexPolygonShape2D::set_point_cloud);
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ClassDB::bind_method(D_METHOD("set_points", "points"), &ConvexPolygonShape2D::set_points);
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ClassDB::bind_method(D_METHOD("get_points"), &ConvexPolygonShape2D::get_points);
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ADD_PROPERTY(PropertyInfo(Variant::PACKED_VECTOR2_ARRAY, "points"), "set_points", "get_points");
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}
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void ConvexPolygonShape2D::draw(const RID &p_to_rid, const Color &p_color) {
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Vector<Color> col;
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col.push_back(p_color);
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RenderingServer::get_singleton()->canvas_item_add_polygon(p_to_rid, points, col);
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}
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Rect2 ConvexPolygonShape2D::get_rect() const {
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Rect2 rect;
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for (int i = 0; i < points.size(); i++) {
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if (i == 0) {
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rect.position = points[i];
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} else {
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rect.expand_to(points[i]);
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}
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}
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return rect;
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}
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real_t ConvexPolygonShape2D::get_enclosing_radius() const {
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real_t r = 0;
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for (int i(0); i < get_points().size(); i++) {
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r = MAX(get_points()[i].length_squared(), r);
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}
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return Math::sqrt(r);
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}
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ConvexPolygonShape2D::ConvexPolygonShape2D() :
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Shape2D(PhysicsServer2D::get_singleton()->convex_polygon_shape_create()) {
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}
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