2014-02-10 02:10:30 +01:00
|
|
|
/*************************************************************************/
|
|
|
|
/* convex_polygon_shape_2d.cpp */
|
|
|
|
/*************************************************************************/
|
|
|
|
/* This file is part of: */
|
|
|
|
/* GODOT ENGINE */
|
|
|
|
/* http://www.godotengine.org */
|
|
|
|
/*************************************************************************/
|
2017-01-01 22:01:57 +01:00
|
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
2014-02-10 02:10:30 +01:00
|
|
|
/* */
|
|
|
|
/* 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 "convex_polygon_shape_2d.h"
|
|
|
|
|
|
|
|
#include "servers/physics_2d_server.h"
|
2015-09-20 18:03:46 +02:00
|
|
|
#include "servers/visual_server.h"
|
2015-12-14 13:06:53 +01:00
|
|
|
#include "geometry.h"
|
|
|
|
|
2014-02-10 02:10:30 +01:00
|
|
|
void ConvexPolygonShape2D::_update_shape() {
|
|
|
|
|
|
|
|
Physics2DServer::get_singleton()->shape_set_data(get_rid(),points);
|
2015-11-18 19:20:50 +01:00
|
|
|
emit_changed();
|
2014-02-10 02:10:30 +01:00
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
void ConvexPolygonShape2D::set_point_cloud(const Vector<Vector2>& p_points) {
|
|
|
|
|
|
|
|
|
2015-12-14 13:06:53 +01:00
|
|
|
Vector<Point2> hull=Geometry::convex_hull_2d(p_points);
|
|
|
|
ERR_FAIL_COND(hull.size()<3);
|
|
|
|
set_points(hull);
|
2014-02-10 02:10:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
void ConvexPolygonShape2D::set_points(const Vector<Vector2>& p_points) {
|
|
|
|
|
|
|
|
points=p_points;
|
|
|
|
_update_shape();
|
|
|
|
}
|
|
|
|
|
|
|
|
Vector<Vector2> ConvexPolygonShape2D::get_points() const {
|
|
|
|
|
|
|
|
return points;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void ConvexPolygonShape2D::_bind_methods() {
|
|
|
|
|
2017-01-03 03:03:46 +01:00
|
|
|
ClassDB::bind_method(_MD("set_point_cloud","point_cloud"),&ConvexPolygonShape2D::set_point_cloud);
|
|
|
|
ClassDB::bind_method(_MD("set_points","points"),&ConvexPolygonShape2D::set_points);
|
|
|
|
ClassDB::bind_method(_MD("get_points"),&ConvexPolygonShape2D::get_points);
|
2014-02-10 02:10:30 +01:00
|
|
|
|
|
|
|
|
|
|
|
|
2015-11-18 19:20:50 +01:00
|
|
|
ADD_PROPERTY( PropertyInfo(Variant::VECTOR2_ARRAY,"points"),_SCS("set_points"),_SCS("get_points") );
|
2014-02-10 02:10:30 +01:00
|
|
|
|
|
|
|
}
|
|
|
|
|
2015-09-20 18:03:46 +02:00
|
|
|
void ConvexPolygonShape2D::draw(const RID& p_to_rid,const Color& p_color) {
|
|
|
|
|
|
|
|
|
|
|
|
Vector<Color> col;
|
|
|
|
col.push_back(p_color);
|
|
|
|
VisualServer::get_singleton()->canvas_item_add_polygon(p_to_rid,points,col);
|
|
|
|
}
|
|
|
|
|
|
|
|
Rect2 ConvexPolygonShape2D::get_rect() const {
|
|
|
|
|
|
|
|
|
|
|
|
Rect2 rect;
|
|
|
|
for(int i=0;i<points.size();i++) {
|
|
|
|
if (i==0)
|
|
|
|
rect.pos=points[i];
|
|
|
|
else
|
|
|
|
rect.expand_to(points[i]);
|
|
|
|
}
|
|
|
|
|
|
|
|
return rect;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2014-02-10 02:10:30 +01:00
|
|
|
ConvexPolygonShape2D::ConvexPolygonShape2D() : Shape2D( Physics2DServer::get_singleton()->shape_create(Physics2DServer::SHAPE_CONVEX_POLYGON)) {
|
|
|
|
|
|
|
|
|
|
|
|
int pcount =3;
|
|
|
|
for(int i=0;i<pcount;i++)
|
|
|
|
points.push_back(Vector2(Math::sin(i*Math_PI*2/pcount),-Math::cos(i*Math_PI*2/pcount))*10);
|
|
|
|
|
|
|
|
_update_shape();
|
|
|
|
}
|