historical/toontown-classic.git/panda/include/linearCylinderVortexForce.h
2024-01-16 11:20:27 -06:00

76 lines
2.3 KiB
C++

/**
* 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 linearCylinderVortexForce.h
* @author charles
* @date 2000-07-24
*/
#ifndef LINEARCYLINDERVORTEXFORCE_H
#define LINEARCYLINDERVORTEXFORCE_H
#include "linearForce.h"
/**
* Defines a cylinder inside of which all forces are tangential to the theta
* of the particle wrt the z-axis in local coord. space. This happens by
* assigning the force a node by which the cylinder is transformed. Be
* warned- this will suck anything that it can reach directly into orbit and
* will NOT let go.
*/
class EXPCL_PANDA_PHYSICS LinearCylinderVortexForce : public LinearForce {
PUBLISHED:
explicit LinearCylinderVortexForce(PN_stdfloat radius = 1.0f,
PN_stdfloat length = 0.0f,
PN_stdfloat coef = 1.0f,
PN_stdfloat a = 1.0f,
bool md = false);
LinearCylinderVortexForce(const LinearCylinderVortexForce &copy);
virtual ~LinearCylinderVortexForce();
INLINE void set_coef(PN_stdfloat coef);
INLINE PN_stdfloat get_coef() const;
INLINE void set_radius(PN_stdfloat radius);
INLINE PN_stdfloat get_radius() const;
INLINE void set_length(PN_stdfloat length);
INLINE PN_stdfloat get_length() const;
virtual void output(std::ostream &out) const;
virtual void write(std::ostream &out, int indent=0) const;
private:
PN_stdfloat _radius;
PN_stdfloat _length;
PN_stdfloat _coef;
virtual LinearForce *make_copy();
virtual LVector3 get_child_vector(const PhysicsObject *po);
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
LinearForce::init_type();
register_type(_type_handle, "LinearCylinderVortexForce",
LinearForce::get_class_type());
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
private:
static TypeHandle _type_handle;
};
#include "linearCylinderVortexForce.I"
#endif // LINEARCYLINDERVORTEXFORCE_H