virtualx-engine/scene/resources/shape.cpp

/*************************************************************************/
/*  shape.cpp                                                            */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* 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,  */
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/*************************************************************************/
#include "shape.h"

#include "servers/physics_server.h"
#include "scene/resources/mesh.h"
#include "os/os.h"
#include "scene/main/scene_main_loop.h"


void Shape::add_vertices_to_array(DVector<Vector3> &array, const Transform& p_xform) {

	Vector<Vector3> toadd = _gen_debug_mesh_lines();

	if (toadd.size()) {

		int base=array.size();
		array.resize(base+toadd.size());
		DVector<Vector3>::Write w = array.write();
		for(int i=0;i<toadd.size();i++) {
			w[i+base]=p_xform.xform(toadd[i]);
		}

	}
}

Ref<Mesh> Shape::get_debug_mesh() {

	if (debug_mesh_cache.is_valid())
		return debug_mesh_cache;

	Vector<Vector3> lines = _gen_debug_mesh_lines();

	debug_mesh_cache = Ref<Mesh>(memnew(Mesh));

	if (!lines.empty()) {
		//make mesh
		DVector<Vector3> array;
		array.resize(lines.size());
		{

			DVector<Vector3>::Write w=array.write();
			for(int i=0;i<lines.size();i++) {
				w[i]=lines[i];
			}
		}

		Array arr;
		arr.resize(Mesh::ARRAY_MAX);
		arr[Mesh::ARRAY_VERTEX]=array;

		SceneTree *st=OS::get_singleton()->get_main_loop()->cast_to<SceneTree>();

		debug_mesh_cache->add_surface(Mesh::PRIMITIVE_LINES,arr);

		if (st) {
			debug_mesh_cache->surface_set_material(0,st->get_debug_collision_material());
		}

	}



	return debug_mesh_cache;

}

Shape::Shape() {

	ERR_PRINT("Constructor must not be called!");

}


Shape::Shape(RID p_shape) {

	shape=p_shape;
}

Shape::~Shape() {

	PhysicsServer::get_singleton()->free(shape);
}