tf_parameq.h

一个96K的3D游戏源码

/* ###########################################################################
*
*    ------  /   /  /\   /  /---  -----  /  ----  /   /
*       /   /   /  /  \ /  /---   -/-   /   \--  /---/
*      /    \---  /    /  /---    /    /  ----/ /   /
*
*       t i n y   m u s i c   s y n t h e s i z e r 
* 
* Copyright 2004, Christian Loos
* [e-mail]
*
* ########################################################################### */

#ifndef TUNEFISH_PARAMEQ_H
#define TUNEFISH_PARAMEQ_H

class ParamEQ : public Filter
{
public:
   ParamEQ();
   ~ParamEQ();

   // ---------------------------------------------------------------
   //    Structs
   // ---------------------------------------------------------------

   struct EQStage
   {
      float    m_fltGain;
      float    m_fltQ;
      float    m_fltF0;
   };

   // ---------------------------------------------------------------
   //    Variables
   // ---------------------------------------------------------------

   float       m_fltMinF0;
   float       m_fltMaxF0;
   float       m_fltMinGain;
   float       m_fltMaxGain;
   float       m_fltMinQ;
   float       m_fltMaxQ;

   EQStage     m_Stages[EQ_NUM_BANDS];

   // ---------------------------------------------------------------
   //    Functions
   // ---------------------------------------------------------------

   void        setup(float f1, float f2, float f3, float f4, 
                     float gain1, float gain2, float gain3, float gain4,
                     float q1, float q2, float q3, float q4);
   void        process(DWORD len);

};

#endif