stk-code_catmod/src/tracks/check_cannon.cpp
2015-03-30 11:42:50 +11:00

82 lines
2.9 KiB
C++

//
// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2012-2015 Joerg Henrichs
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 3
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "tracks/check_cannon.hpp"
#include "animations/animation_base.hpp"
#include "animations/ipo.hpp"
#include "config/user_config.hpp"
#include "graphics/show_curve.hpp"
#include "io/xml_node.hpp"
#include "karts/abstract_kart.hpp"
#include "karts/cannon_animation.hpp"
#include "modes/world.hpp"
/** Constructor for a check cannon.
* \param node XML node containing the parameters for this checkline.
* \param index Index of this check structure in the check manager.
*/
CheckCannon::CheckCannon(const XMLNode &node, unsigned int index)
: CheckLine(node, index)
{
core::vector3df p1, p2;
if(!node.get("target-p1", &p1) || !node.get("target-p2", &p2))
Log::fatal("CheckCannon", "No target line specified.");
m_target.setLine(p1, p2);
m_curve = new Ipo(*(node.getNode("curve")),
/*fps*/25,
/*reverse*/race_manager->getReverseTrack());
#ifdef DEBUG
if(UserConfigParams::m_track_debug)
{
m_show_curve = new ShowCurve(0.5f, 0.5f);
const std::vector<Vec3> &p = m_curve->getPoints();
for(unsigned int i=0; i<p.size(); i++)
m_show_curve->addPoint(p[i]);
}
#endif
} // CheckCannon
// ----------------------------------------------------------------------------
/** Destructor, frees the curve data (which the cannon animation objects only
* have a read-only copy of).
*/
CheckCannon::~CheckCannon()
{
delete m_curve;
#ifdef DEBUG
if(UserConfigParams::m_track_debug)
delete m_show_curve;
#endif
} // ~CheckCannon
// ----------------------------------------------------------------------------
/** Called when the check line is triggered. This function creates a cannon
* animation object and attaches it to the kart.
* \param kart_index The index of the kart that triggered the check line.
*/
void CheckCannon::trigger(unsigned int kart_index)
{
Vec3 target(m_target.getMiddle());
AbstractKart *kart = World::getWorld()->getKart(kart_index);
if(kart->getKartAnimation()) return;
new CannonAnimation(kart, m_curve->clone());
} // CheckCannon