Experimental implementation of the adaptive filter of "Interface" magazine in 2016-2017

Dependencies:   amakusa mbed-dsp mbed shimabara ukifune unzen_nucleo_f746

Fork of skeleton_unzen_nucleo_f746 by seiichi horie

ハードウェアおよびソフトウェアはskelton_unzen_nucleo_f746を基本にしています。

Revision:
18:b9b1116f8768
Parent:
17:728ffc633179
diff -r 728ffc633179 -r b9b1116f8768 vfo.cpp
--- a/vfo.cpp	Tue Jan 31 14:19:16 2017 +0000
+++ b/vfo.cpp	Wed Feb 01 15:00:31 2017 +0000
@@ -1,19 +1,24 @@
 #include "signal_processing.h"
 
-        // Modify this constructor to initialize your audio algorithm.
+
 VFO::VFO( void )
 {
         // initial parameter setting.
-    this->style = triangle;
+    this->form = triangle;
     this->Fs = 48000;
     this->frequency = 440;
     this->duty_cycle = 0.5;
     
     this->update_parameters();
 }   // End of constructor()
+
+VFO::~VFO( void )
+{
+    // do nothing
+}
     
     
-        // Modify this method to implement your audio algorithm.
+
 void VFO::run(           
             float out_buffer[],         // vfo output buffer
             unsigned int block_size     // block size [sample]
@@ -23,14 +28,14 @@
     for ( int i= 0; i< block_size; i++ )
     {
             // 1 : if phase < half_way; 0 : others.
-        if ( this->style == square ) 
+        if ( this->form == square ) 
         {
             if ( this->current_phase < this->half_way )
                 out_buffer[i] = 1.0;
             else
                 out_buffer[i] = 0.0;
         }
-        else    // style == triangle
+        else    // form == triangle
         {
             if ( this->current_phase < this->half_way )
                 out_buffer[i] = this->rising_rate * this->current_phase;
@@ -77,9 +82,9 @@
     this->update_parameters();
 }
 
-void VFO::set_wave_style( wave_style style )
+void VFO::set_wave_form( wave_form form )
 {
-    this->style = style;
+    this->form = form;
 }