From 8d17aa29baf0b33229dbdd82d8d5f6cbe3fe0240 Mon Sep 17 00:00:00 2001
From: gramanas <anastasis.gramm2@gmail.com>
Date: Sun, 26 Nov 2023 16:29:00 +0200
Subject: Many changes!

---
 src/synth_engine.h | 42 +++++++++++++++++++++++++++++++++---------
 1 file changed, 33 insertions(+), 9 deletions(-)

(limited to 'src/synth_engine.h')

diff --git a/src/synth_engine.h b/src/synth_engine.h
index da15fe2..d01331f 100644
--- a/src/synth_engine.h
+++ b/src/synth_engine.h
@@ -12,12 +12,14 @@
 #include "adsr.h"
 #include "control.h"
 #include "osc.h"
-
+#include "pa_ringbuffer.h"
 
 #ifndef M_PI
 #define M_PI (3.14159265)
 #endif
 
+#define RING_SIZE 65536
+
 typedef struct lfo_t {
   float freq;
   float amp;
@@ -38,11 +40,28 @@ typedef struct midi_note_t {
   int active;
 } midi_note_t;
 
-typedef struct viz_t {
-  int sample_rate_divider;
-  float wave[VIZ_BUF];
-  int wi;
-} viz_t;
+typedef struct {
+  int spectrum_enabled;
+  int wave_enabled;
+  int adsr_enabled;
+  int osc_enabled;
+  int freeze;
+  int rate_divider;
+
+  float *wave_buffer_data;
+  PaUtilRingBuffer wave_buffer;
+
+  float *fft_buffer_data;
+  PaUtilRingBuffer fft_buffer;
+
+  float *tmp_buffer;
+  float *wave_viz_buffer;
+  float *fft_input_buffer;
+  float *fft_output_buffer;
+  float *fft_smooth_buffer;
+
+  int tmp_index;
+} synth_viz;
 
 typedef struct {
   PaStream *stream;
@@ -55,12 +74,18 @@ typedef struct {
   cc_t cc_resonance;
   cc_t cc_lfo_freq;
   cc_t cc_lfo_amp;
+  cc_t cc_adsr_a;
+  cc_t cc_adsr_d;
+  cc_t cc_adsr_s;
+  cc_t cc_adsr_r;
   
   float gain;
 
   float x;
 
   midi_note_t midi_note[MIDI_NOTES];
+  midi_note_t * midi_active[MIDI_NOTES];
+  int midi_active_n;
 
   adsr_t adsr;
 
@@ -89,9 +114,8 @@ typedef struct {
 
   int active;
   
-  viz_t viz;
-  viz_t fftviz;
-
+  synth_viz viz;
+  
   osc_t * osctri;
 } synth_t;
 
-- 
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