physxSphere.cxx

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file physxSphere.cxx
 * @author enn0x
 * @date 2009-10-31
 */

#include "physxSphere.h"
#include "physxManager.h"

/**
 * Returns TRUE if this sphere is valid.
 */
bool PhysxSphere::
is_valid() const {

  return _sphere.IsValid();
}

/**
 * Tests if a point is contained within the sphere.
 */
bool PhysxSphere::
contains(const LPoint3f &p) const {

  nassertr(!p.is_nan(), false);

  return _sphere.Contains(PhysxManager::vec3_to_nxVec3(p));
}

/**
 * Tests if a sphere is contained within the sphere.
 */
bool PhysxSphere::
contains(const PhysxSphere &sphere) const {

  return _sphere.Contains(sphere._sphere);
}

/**
 * Tests if an axis aligned box is contained within the sphere.  The axis
 * aligned box is defined by the minimum corner and the maximum corner.
 */
bool PhysxSphere::
contains(const LPoint3f &min, const LPoint3f &max) const {

  nassertr(!min.is_nan(), false);
  nassertr(!max.is_nan(), false);

  return _sphere.Contains(PhysxManager::vec3_to_nxVec3(min),
                          PhysxManager::vec3_to_nxVec3(max));
}

/**
 * Tests if the sphere intersects another sphere.  Returns TRUE if the spheres
 * overlap.
 */
bool PhysxSphere::
intersect(const PhysxSphere &sphere) const {

  return _sphere.Intersect(sphere._sphere);
}

/**
 * Returns the center of the sphere.
 */
LPoint3f PhysxSphere::
get_center() const {

  return PhysxManager::nxVec3_to_vec3(_sphere.center);
}

/**
 * Sets the center of the sphere.
 */
void PhysxSphere::
set_center(LPoint3f center) {

  nassertv(!center.is_nan());

  _sphere.center = PhysxManager::vec3_to_nxVec3(center);
}

/**
 * Returns the sphere's radius.
 */
float PhysxSphere::
get_radius() const {

  return _sphere.radius;
}

/**
 * Sets the sphere's radius.
 */
void PhysxSphere::
set_radius(float radius) {

  _sphere.radius = radius;
}