Panda3D

bulletMultiSphereShape.cxx

00001 // Filename: bulletMultiSphereShape.cxx
00002 // Created by:  enn0x (05Jan12)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #include "bulletMultiSphereShape.h"
00016 
00017 #include "geomVertexReader.h"
00018 
00019 TypeHandle BulletMultiSphereShape::_type_handle;
00020 
00021 ////////////////////////////////////////////////////////////////////
00022 //     Function: BulletMultiSphereShape::Constructor
00023 //       Access: Published
00024 //  Description:
00025 ////////////////////////////////////////////////////////////////////
00026 BulletMultiSphereShape::
00027 BulletMultiSphereShape(const PTA_LVecBase3 &points, const PTA_stdfloat &radii) {
00028 
00029   int num_spheres = min(points.size(), radii.size());
00030 
00031   // Convert points
00032   btVector3 *bt_points = new btVector3[num_spheres];
00033   for (int i=0; i<num_spheres; i++) {
00034     bt_points[i] = LVecBase3_to_btVector3(points[i]);
00035   }
00036 
00037   // Convert radii
00038   btScalar *bt_radii = new btScalar[num_spheres];
00039   for (int j=0; j<num_spheres; j++) {
00040     bt_radii[j] = (PN_stdfloat)radii[j];
00041   }
00042 
00043   // Create shape
00044   _shape = new btMultiSphereShape(bt_points, bt_radii, num_spheres);
00045   _shape->setUserPointer(this);
00046 }
00047 
00048 ////////////////////////////////////////////////////////////////////
00049 //     Function: BulletMultiSphereShape::ptr
00050 //       Access: Public
00051 //  Description:
00052 ////////////////////////////////////////////////////////////////////
00053 btCollisionShape *BulletMultiSphereShape::
00054 ptr() const {
00055 
00056   return _shape;
00057 }
00058 
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