98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file physicsManager.h
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* @author charles
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* @date 2000-06-14
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*/
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#ifndef PHYSICSMANAGER_H
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#define PHYSICSMANAGER_H
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#include "pandabase.h"
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#include "pointerTo.h"
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#include "physical.h"
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#include "linearForce.h"
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#include "angularForce.h"
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#include "linearIntegrator.h"
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#include "angularIntegrator.h"
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#include "physicalNode.h"
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#include "plist.h"
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#include "pvector.h"
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#include "configVariableInt.h"
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/**
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* Physics don't get much higher-level than this. Attach as many Physicals
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* (particle systems, etc..) as you want, pick an integrator and go.
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*/
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class EXPCL_PANDA_PHYSICS PhysicsManager {
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public:
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// NOTE that the physicals container is NOT reference counted. this does
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// indeed mean that you are NOT supposed to use this as a primary storage
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// container for the physicals. This is so because physicals, on their
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// death, ask to be removed from their current physicsmanager, if one
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// exists, relieving the client from the task and also allowing for
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// dynamically created and destroyed physicals.
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typedef pvector<Physical *> PhysicalsVector;
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typedef pvector<PT(LinearForce)> LinearForceVector;
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typedef pvector<PT(AngularForce)> AngularForceVector;
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PUBLISHED:
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PhysicsManager();
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virtual ~PhysicsManager();
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INLINE void attach_linear_integrator(LinearIntegrator *i);
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INLINE void attach_angular_integrator(AngularIntegrator *i);
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INLINE void attach_physical(Physical *p);
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INLINE void attach_physicalnode(PhysicalNode *p); // use attach_physical_node instead.
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INLINE void attach_physical_node(PhysicalNode *p);
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INLINE void add_linear_force(LinearForce *f);
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INLINE void add_angular_force(AngularForce *f);
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INLINE void clear_linear_forces();
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INLINE void clear_angular_forces();
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INLINE void clear_physicals();
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INLINE void set_viscosity(PN_stdfloat viscosity);
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INLINE PN_stdfloat get_viscosity() const;
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void remove_physical(Physical *p);
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void remove_physical_node(PhysicalNode *p);
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void remove_linear_force(LinearForce *f);
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void remove_angular_force(AngularForce *f);
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void do_physics(PN_stdfloat dt);
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void do_physics(PN_stdfloat dt, Physical *p);
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void init_random_seed();
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virtual void output(std::ostream &out) const;
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virtual void write_physicals(std::ostream &out, int indent=0) const;
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virtual void write_linear_forces(std::ostream &out, int indent=0) const;
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virtual void write_angular_forces(std::ostream &out, int indent=0) const;
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virtual void write(std::ostream &out, int indent=0) const;
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virtual void debug_output(std::ostream &out, int indent=0) const;
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public:
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friend class Physical;
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static ConfigVariableInt _random_seed;
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private:
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PN_stdfloat _viscosity;
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PhysicalsVector _physicals;
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LinearForceVector _linear_forces;
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AngularForceVector _angular_forces;
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PT(LinearIntegrator) _linear_integrator;
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PT(AngularIntegrator) _angular_integrator;
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};
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#include "physicsManager.I"
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#endif // PHYSICSMANAGER_H
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