89 lines
3.7 KiB
C++
89 lines
3.7 KiB
C++
/****************************************************************************
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* Copyright (C) 2009 Daniel Chappuis *
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****************************************************************************
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* This file is part of ReactPhysics3D. *
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* *
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* ReactPhysics3D is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* ReactPhysics3D is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with ReactPhysics3D. If not, see <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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// Libraries
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#include "PhysicsWorld.h"
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// We want to use the ReactPhysics3D namespace
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using namespace reactphysics3d;
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// Constructor
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PhysicsWorld::PhysicsWorld(const Vector3D& gravity) : gravity(gravity), isGravityOn(true) {
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}
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// Copy-constructor
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PhysicsWorld::PhysicsWorld(const PhysicsWorld& world) {
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bodyList = world.bodyList;
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gravity = world.gravity;
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isGravityOn = world.isGravityOn;
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}
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// Destructor
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PhysicsWorld::~PhysicsWorld() {
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}
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// Add a body to the physics world
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void PhysicsWorld::addBody(Body* body) throw(std::invalid_argument) {
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// Check if the body pointer is not null
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if (body != 0) {
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// Check if the body pointer isn't already in the bodyList
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for(std::vector<Body*>::iterator it = bodyList.begin(); it != bodyList.end(); ++it) {
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if (*it == body) {
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// The body is already in the bodyList, therefore we throw an exception
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throw std::invalid_argument("Exception in PhysicsWorld::addBody() : The argument body is already in the PhysicsWorld");
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}
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}
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// The body isn't already in the bodyList, therefore we add it to the list
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bodyList.push_back(body);
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}
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else {
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// Throw an exception
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throw std::invalid_argument("Exception in PhysicsWorld::addBody() : The argument pointer cannot be NULL");
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}
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}
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// Remove a body from the physics world
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void PhysicsWorld::removeBody(Body const* const body) throw(std::invalid_argument) {
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// Check if the body pointer is not null
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if (body != 0) {
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// Look for the body to remove in the bodyList
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std::vector<Body*>::iterator it = bodyList.begin();
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while(it != bodyList.end() && *it != body) {
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// Increment the iterator
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++it;
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}
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// If we have found the body to remove in the bodyList
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if (*it == body) {
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// Remove the body
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bodyList.erase(it);
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} else {
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// The body is not in the bodyList, therfore we throw an exception
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throw std::invalid_argument("Exception in PhysicsWorld::removeBody() : The argument body to remove is not in the PhysicsWorld");
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}
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}
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else {
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// Throw an exception
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throw std::invalid_argument("Exception in PhysicsWorld::removeBody() : The argument pointer cannot be NULL");
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}
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}
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