---

CollisionInstance.cpp

Go to the documentation of this file.

/*
    TSGL - Teddy Space Game Library
    Copyright (C) 2002 Timo Suoranta
    tksuoran@cc.helsinki.fi

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    $Id: CollisionInstance.cpp,v 1.1 2002/01/08 20:47:05 tksuoran Exp $
*/


#include "Teddy/SpaceGame/CollisionGroup.h"
#include "Teddy/SpaceGame/CollisionInstance.h"
#include "Teddy/SpaceGame/Simulated.h"


namespace Teddy     {
namespace SpaceGame {


CollisionInstance::CollisionInstance( const char *name, Mesh *mesh )
:
SimulatedInstance(name,mesh),
collision_group  (NULL)
{
}


/*virtual*/ CollisionInstance::~CollisionInstance(){
}


/*virtual*/ void CollisionInstance::tick(){
    lock();
    translate( tick_translation );
    if( collision_group != NULL ){
        collision_group->doCollisions( this );
    }
    rotate   ( tick_rotation );
    heading  ( tick_local_rotation.v[0] );
    pitch    ( tick_local_rotation.v[1] );
    roll     ( tick_local_rotation.v[2] );
    tick_rotation.rotate( tick_rotation_delta );
    tick_translation    += tick_translation_delta;
    tick_local_rotation += tick_local_rotation_delta;
    unlock();
}

void CollisionInstance::setCollisionGroup( CollisionGroup *cg ){
    this->collision_group = cg;
}


/*virtual*/ bool CollisionInstance::collisionCheck( CollisionInstance *other ){
    float distance = this->distanceTo( *other );
    if( distance < this->getClipRadius() + other->getClipRadius() ){
        this->applyCollision( other );
        other->applyCollision( this );
        return true;
    }
    return false;
}


/*virtual*/ void CollisionInstance::applyCollision( CollisionInstance *ci ){
    tick_translation *= -1;
    translate( tick_translation );
    tick_translation = DoubleVector( 0, 0, 0 );
//  ui->playExplode();
}


};  //  namespace SpaceGame
};  //  namespace Teddy