1 files changed, 103 insertions, 0 deletions
diff --git a/scene/resources/concave_polygon_shape_3d.cpp b/scene/resources/concave_polygon_shape_3d.cpp
new file mode 100644
index 0000000000..6be4a087ad
--- /dev/null
+++ b/scene/resources/concave_polygon_shape_3d.cpp
@@ -0,0 +1,103 @@
+/*************************************************************************/
+/*  concave_polygon_shape_3d.cpp                                         */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 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.h"
+
+Vector<Vector3> ConcavePolygonShape3D::get_debug_mesh_lines() {
+
+	Set<DrawEdge> edges;
+
+	Vector<Vector3> data = get_faces();
+	int datalen = data.size();
+	ERR_FAIL_COND_V((datalen % 3) != 0, Vector<Vector3>());
+
+	const Vector3 *r = data.ptr();
+
+	for (int i = 0; i < datalen; 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;
+	for (int i(0); i < data.size(); i++) {
+		r = MAX(read[i].length_squared(), r);
+	}
+	return Math::sqrt(r);
+}
+
+void ConcavePolygonShape3D::_update_shape() {
+	Shape3D::_update_shape();
+}
+
+void ConcavePolygonShape3D::set_faces(const Vector<Vector3> &p_faces) {
+
+	PhysicsServer::get_singleton()->shape_set_data(get_shape(), p_faces);
+	notify_change_to_owners();
+}
+
+Vector<Vector3> ConcavePolygonShape3D::get_faces() const {
+
+	return PhysicsServer::get_singleton()->shape_get_data(get_shape());
+}
+
+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);
+	ADD_PROPERTY(PropertyInfo(Variant::PACKED_VECTOR3_ARRAY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "set_faces", "get_faces");
+}
+
+ConcavePolygonShape3D::ConcavePolygonShape3D() :
+		Shape3D(PhysicsServer::get_singleton()->shape_create(PhysicsServer::SHAPE_CONCAVE_POLYGON)) {
+
+	//set_planes(Vector3(1,1,1));
+}