filters.hpp

#include <stdint.h>
#include <sys/types.h>
/*
Filters Module of the StepDance Control System
 
This module contains an assortment of motion filters
 
[More Details to be Added]
 
A part of the Mixing Metaphors Project
(c) 2025 Ilan Moyer, Jennifer Jacobs, Devon Frost
 
*/
#include "core.hpp"
 
#ifndef filters_h //prevent importing twice
#define filters_h
class ScalingFilter1D : public Plugin{
  // Generates an output signal in proportion to one input signal.
 
  public:
    ScalingFilter1D();
    void begin(uint8_t mode = INCREMENTAL);
    void set_ratio(ControlParameter ratio);
    inline void set_ratio(ControlParameter output_distance, ControlParameter input_distance){
      set_ratio(output_distance / input_distance);
    }

    void enroll(RPC *rpc, const String& instance_name);
 
    ControlParameter ratio = 1.0; // output / input
 
    // BlockPorts
    BlockPort input;
    BlockPort output;
 
  private:
    DecimalPosition input_position;
    DecimalPosition output_position;
    uint8_t mode = INCREMENTAL;
 
  protected:
    void run();
};

class ScalingFilter2D : public Plugin{
  // Generates two output signals, each in proportion to an input signal.
 
  public:
    ScalingFilter2D();
    void begin(uint8_t mode = INCREMENTAL);
    void set_ratio(ControlParameter ratio);
    inline void set_ratio(ControlParameter output_distance, ControlParameter input_distance){
      set_ratio(output_distance / input_distance);
    }

    void enroll(RPC *rpc, const String& instance_name);
    ControlParameter ratio = 1.0; // output / input
 
    // BlockPorts
    BlockPort input_1;
    BlockPort input_2;
    BlockPort output_1;
    BlockPort output_2;
    
 
  private:
    DecimalPosition input_1_position;
    DecimalPosition input_2_position;
    DecimalPosition output_1_position;
    DecimalPosition output_2_position;
    uint8_t mode = INCREMENTAL;
 
  protected:
    void run();
};
 
#endif