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/*************************************************************************/
/* concave_polygon_shape_3d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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 "concave_polygon_shape_3d.h"
#include "servers/physics_server_3d.h"
Vector<Vector3> ConcavePolygonShape3D::get_debug_mesh_lines() const {
Set<DrawEdge> edges;
int index_count = faces.size();
ERR_FAIL_COND_V((index_count % 3) != 0, Vector<Vector3>());
const Vector3 *r = faces.ptr();
for (int i = 0; i < index_count; i += 3) {
for (int j = 0; j < 3; j++) {
DrawEdge de(r[i + j], r[i + ((j + 1) % 3)]);
edges.insert(de);
}
}
Vector<Vector3> points;
points.resize(edges.size() * 2);
int idx = 0;
for (Set<DrawEdge>::Element *E = edges.front(); E; E = E->next()) {
points.write[idx + 0] = E->get().a;
points.write[idx + 1] = E->get().b;
idx += 2;
}
return points;
}
real_t ConcavePolygonShape3D::get_enclosing_radius() const {
Vector<Vector3> data = get_faces();
const Vector3 *read = data.ptr();
real_t r = 0.0;
for (int i(0); i < data.size(); i++) {
r = MAX(read[i].length_squared(), r);
}
return Math::sqrt(r);
}
void ConcavePolygonShape3D::_update_shape() {
Dictionary d;
d["faces"] = faces;
d["backface_collision"] = backface_collision;
PhysicsServer3D::get_singleton()->shape_set_data(get_shape(), d);
Shape3D::_update_shape();
}
void ConcavePolygonShape3D::set_faces(const Vector<Vector3> &p_faces) {
faces = p_faces;
_update_shape();
notify_change_to_owners();
}
Vector<Vector3> ConcavePolygonShape3D::get_faces() const {
return faces;
}
void ConcavePolygonShape3D::set_backface_collision_enabled(bool p_enabled) {
backface_collision = p_enabled;
if (!faces.is_empty()) {
_update_shape();
notify_change_to_owners();
}
}
bool ConcavePolygonShape3D::is_backface_collision_enabled() const {
return backface_collision;
}
void ConcavePolygonShape3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_faces", "faces"), &ConcavePolygonShape3D::set_faces);
ClassDB::bind_method(D_METHOD("get_faces"), &ConcavePolygonShape3D::get_faces);
ClassDB::bind_method(D_METHOD("set_backface_collision_enabled", "enabled"), &ConcavePolygonShape3D::set_backface_collision_enabled);
ClassDB::bind_method(D_METHOD("is_backface_collision_enabled"), &ConcavePolygonShape3D::is_backface_collision_enabled);
ADD_PROPERTY(PropertyInfo(Variant::PACKED_VECTOR3_ARRAY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "set_faces", "get_faces");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "backface_collision"), "set_backface_collision_enabled", "is_backface_collision_enabled");
}
ConcavePolygonShape3D::ConcavePolygonShape3D() :
Shape3D(PhysicsServer3D::get_singleton()->shape_create(PhysicsServer3D::SHAPE_CONCAVE_POLYGON)) {
//set_planes(Vector3(1,1,1));
}
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