.. _program_listing_file_SPlisHSPlasH_EmitterSystem.h:

Program Listing for File EmitterSystem.h
========================================

|exhale_lsh| :ref:`Return to documentation for file <file_SPlisHSPlasH_EmitterSystem.h>` (``SPlisHSPlasH/EmitterSystem.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef __EmitterSystem_h__
   #define __EmitterSystem_h__
   
   #include "Common.h"
   #include <vector>
   #include "Emitter.h"
   
   namespace SPH 
   {   
       class TimeStep;
       class FluidModel;
   
       class EmitterSystem
       {
           public:
               EmitterSystem(FluidModel *model);
               virtual ~EmitterSystem();
   
           protected:
               FluidModel *m_model;
               static const unsigned int m_maxParticlesToReusePerStep = 50000;
               bool m_reuseParticles;
               Vector3r m_boxMin;
               Vector3r m_boxMax;
               unsigned int m_numberOfEmittedParticles;
               unsigned int m_numReusedParticles;
               std::vector <unsigned int> m_reusedParticles;
               std::vector<Emitter*> m_emitters;
   
               void reuseParticles();
   
           public:
               void enableReuseParticles(const Vector3r &boxMin = Vector3r(-1, -1, -1), const Vector3r &boxMax = Vector3r(1, 1, 1));
               void disableReuseParticles();
               void addEmitter(const unsigned int width, const unsigned int height,
                   const Vector3r &pos, const Matrix3r & rotation,
                   const Real velocity,
                   const unsigned int type);
               unsigned int numEmitters() const { return static_cast<unsigned int>(m_emitters.size()); }
               std::vector<Emitter*> &getEmitters() { return m_emitters; }
   
               unsigned int numReusedParticles() const { return m_numReusedParticles; }
               unsigned int numEmittedParticles() const { return m_numberOfEmittedParticles; }
   
               void step();
               void reset();
   
               void saveState(BinaryFileWriter &binWriter);
               void loadState(BinaryFileReader &binReader);
       };
   }
   
   #endif