Logo Search packages:      
Sourcecode: blender version File versions

KX_RadarSensor.cpp

/**
 * $Id: KX_RadarSensor.cpp,v 1.7 2004/11/06 04:58:09 kester Exp $
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * 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 2
 * of the License, or (at your option) any later version. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */

#include "KX_RadarSensor.h"
#include "KX_GameObject.h"

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

/**
 *    RadarSensor constructor. Creates a near-sensor derived class, with a cone collision shape.
 */
KX_RadarSensor::KX_RadarSensor(SCA_EventManager* eventmgr,
            KX_GameObject* gameobj,
                  double coneradius,
                  double coneheight,
                  int   axis,
                  double margin,
                  double resetmargin,
                  bool bFindMaterial,
                  const STR_String& touchedpropname,
                  class KX_Scene* kxscene,
                  PyTypeObject* T)

                  : KX_NearSensor(
                        eventmgr,
                        gameobj,
                        DT_NewCone(coneradius,coneheight),
                        margin,
                        resetmargin,
                        bFindMaterial,
                        touchedpropname,
                        kxscene,
                        T),
                        m_coneradius(coneradius),
                        m_coneheight(coneheight),
                        m_axis(axis)
{
      m_client_info->m_type = KX_ClientObjectInfo::RADAR;
      //m_client_info->m_clientobject = gameobj;
      //m_client_info->m_auxilary_info = NULL;
      //sumoObj->setClientObject(&m_client_info);
}
                  

KX_RadarSensor::~KX_RadarSensor()
{
      
}

CValue* KX_RadarSensor::GetReplica()
{
      KX_RadarSensor* replica = new KX_RadarSensor(*this);
      replica->m_colliders = new CListValue();
      replica->m_bCollision = false;
      replica->m_bTriggered= false;
      replica->m_hitObject = NULL;
      replica->m_bLastTriggered = false;
      // this will copy properties and so on...
      CValue::AddDataToReplica(replica);
      
      replica->m_client_info = new KX_ClientObjectInfo(m_client_info->m_gameobject, KX_ClientObjectInfo::RADAR);
      
      replica->m_sumoObj = new SM_Object(DT_NewCone(m_coneradius, m_coneheight),NULL,NULL,NULL);
      replica->m_sumoObj->setMargin(m_Margin);
      replica->m_sumoObj->setClientObject(replica->m_client_info);
      
      replica->SynchronizeTransform();
      
      return replica;
}


/**
 *    Transforms the collision object. A cone is not correctly centered
 *    for usage.  */
void KX_RadarSensor::SynchronizeTransform()
{
      // Getting the parent location was commented out. Why?
      MT_Transform trans;
      trans.setOrigin(((KX_GameObject*)GetParent())->NodeGetWorldPosition());
      trans.setBasis(((KX_GameObject*)GetParent())->NodeGetWorldOrientation());
      // What is the default orientation? pointing in the -y direction?
      // is the geometry correctly converted?

      // a collision cone is oriented
      // center the cone correctly 
      // depends on the radar 'axis'
      switch (m_axis)
      {
      case 0: // X Axis
            {
                  MT_Quaternion rotquatje(MT_Vector3(0,0,1),MT_radians(90));
                  trans.rotate(rotquatje);
                  trans.translate(MT_Vector3 (0, -m_coneheight/2.0 ,0));
                  break;
            };
      case 1: // Y Axis
            {
                  MT_Quaternion rotquatje(MT_Vector3(1,0,0),MT_radians(-180));
                  trans.rotate(rotquatje);
                  trans.translate(MT_Vector3 (0, -m_coneheight/2.0 ,0));
                  break;
            };
      case 2: // Z Axis
            {
                  MT_Quaternion rotquatje(MT_Vector3(1,0,0),MT_radians(-90));
                  trans.rotate(rotquatje);
                  trans.translate(MT_Vector3 (0, -m_coneheight/2.0 ,0));
                  break;
            };
      default:
            {
            }
      }
      m_cone_origin = trans.getOrigin();
      m_cone_target = trans(MT_Point3(0, -m_coneheight/2.0 ,0));

      m_sumoObj->setPosition(trans.getOrigin());
      m_sumoObj->setOrientation(trans.getRotation());
      m_sumoObj->calcXform();
}

/* ------------------------------------------------------------------------- */
/* Python functions                                                          */
/* ------------------------------------------------------------------------- */

/* Integration hooks ------------------------------------------------------- */
PyTypeObject KX_RadarSensor::Type = {
      PyObject_HEAD_INIT(&PyType_Type)
      0,
      "KX_RadarSensor",
      sizeof(KX_RadarSensor),
      0,
      PyDestructor,
      0,
      __getattr,
      __setattr,
      0, //&MyPyCompare,
      __repr,
      0, //&cvalue_as_number,
      0,
      0,
      0,
      0
};

PyParentObject KX_RadarSensor::Parents[] = {
      &KX_RadarSensor::Type,
      &KX_NearSensor::Type,
      &KX_TouchSensor::Type,
      &SCA_ISensor::Type,
      &SCA_ILogicBrick::Type,
      &CValue::Type,
      NULL
};

PyMethodDef KX_RadarSensor::Methods[] = {
      {"getConeOrigin", (PyCFunction) KX_RadarSensor::sPyGetConeOrigin, 
       METH_VARARGS, GetConeOrigin_doc},
      {"getConeTarget", (PyCFunction) KX_RadarSensor::sPyGetConeTarget, 
       METH_VARARGS, GetConeTarget_doc},
      {"getConeHeight", (PyCFunction) KX_RadarSensor::sPyGetConeHeight, 
       METH_VARARGS, GetConeHeight_doc},
      {NULL,NULL,NULL,NULL} //Sentinel
};

PyObject* KX_RadarSensor::_getattr(const STR_String& attr) {
      _getattr_up(KX_TouchSensor);
}

/* getConeOrigin */
char KX_RadarSensor::GetConeOrigin_doc[] = 
"getConeOrigin()\n"
"\tReturns the origin of the cone with which to test. The origin\n"
"\tis in the middle of the cone.";
PyObject* KX_RadarSensor::PyGetConeOrigin(PyObject* self, 
                                                              PyObject* args, 
                                                              PyObject* kwds) {
      PyObject *retVal = PyList_New(3);
      
      PyList_SetItem(retVal, 0, PyFloat_FromDouble(m_cone_origin[0]));
      PyList_SetItem(retVal, 1, PyFloat_FromDouble(m_cone_origin[1]));
      PyList_SetItem(retVal, 2, PyFloat_FromDouble(m_cone_origin[2]));
      
      return retVal;
}

/* getConeOrigin */
char KX_RadarSensor::GetConeTarget_doc[] = 
"getConeTarget()\n"
"\tReturns the center of the bottom face of the cone with which to test.\n";
PyObject* KX_RadarSensor::PyGetConeTarget(PyObject* self, 
                                                              PyObject* args, 
                                                              PyObject* kwds) {
      PyObject *retVal = PyList_New(3);
      
      PyList_SetItem(retVal, 0, PyFloat_FromDouble(m_cone_target[0]));
      PyList_SetItem(retVal, 1, PyFloat_FromDouble(m_cone_target[1]));
      PyList_SetItem(retVal, 2, PyFloat_FromDouble(m_cone_target[2]));
      
      return retVal;
}

/* getConeOrigin */
char KX_RadarSensor::GetConeHeight_doc[] = 
"getConeHeight()\n"
"\tReturns the height of the cone with which to test.\n";
PyObject* KX_RadarSensor::PyGetConeHeight(PyObject* self, 
                                                              PyObject* args, 
                                                              PyObject* kwds) {
      return PyFloat_FromDouble(m_coneheight);
}



Generated by  Doxygen 1.6.0   Back to index