Panda3D

arcEmitter.h

00001 // Filename: ringEmitter.h
00002 // Created by:  charles (22Jun00)
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 #ifndef ARCEMITTER_H
00016 #define ARCEMITTER_H
00017 
00018 #include "ringEmitter.h"
00019 
00020 ////////////////////////////////////////////////////////////////////
00021 //       Class : ArcEmitter
00022 // Description : Describes a planar ring region in which
00023 //               particles are generated.
00024 ////////////////////////////////////////////////////////////////////
00025 class EXPCL_PANDAPHYSICS ArcEmitter : public RingEmitter {
00026 PUBLISHED:
00027   ArcEmitter();
00028   ArcEmitter(const ArcEmitter &copy);
00029   virtual ~ArcEmitter();
00030 
00031   virtual BaseParticleEmitter *make_copy();
00032 
00033   INLINE void set_start_angle(PN_stdfloat angle);
00034   INLINE void set_end_angle(PN_stdfloat angle);
00035   INLINE void set_arc(PN_stdfloat startAngle, PN_stdfloat endAngle);
00036 
00037   INLINE PN_stdfloat get_start_angle();
00038   INLINE PN_stdfloat get_end_angle();
00039 
00040   virtual void output(ostream &out) const;
00041   virtual void write(ostream &out, int indent=0) const;
00042 
00043 private:
00044   // our emitter limits
00045   PN_stdfloat _start_theta;
00046   PN_stdfloat _end_theta;
00047   ///////////////////////////////
00048 
00049   virtual void assign_initial_position(LPoint3& pos);
00050 };
00051 
00052 #include "arcEmitter.I"
00053 
00054 #endif // ARCEMITTER_H
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