From d4c386f61c360192af0c0298d018bd2cce85d036 Mon Sep 17 00:00:00 2001
From: grm <grm@eyesin.space>
Date: Sat, 16 Aug 2025 12:12:33 +0300
Subject: Some initial docu and small ui updates

---
 src/synth_gui.c | 52 +++++++++++++++++++++-------------------------------
 1 file changed, 21 insertions(+), 31 deletions(-)

(limited to 'src/synth_gui.c')

diff --git a/src/synth_gui.c b/src/synth_gui.c
index da90f52..62a6ab7 100644
--- a/src/synth_gui.c
+++ b/src/synth_gui.c
@@ -364,42 +364,32 @@ void
 draw_osc(synth_t * synth, int x, int y, int width, int height)
 {
   DrawRectangle(x, y, width, height, BLACK);
-  DrawRectangleLines(x, y, width, height, WHITE);
+  DrawRectangleLines(x, y, width, height, GRAY);
+
   float osc_wave[width];
+  float osc_max = 0;
+
   for (int i = 0; i < width; i++) {
     osc_wave[i] = 0;
   }
 
-  for (int i = 0; i < synth->midi_active_n; i++) {
-    midi_note_t * note = synth->midi_active[i];
-    midi_note_t note_dup;
-    note_dup.freq =  note->freq;
-    note_dup.channel =  note->channel;
-    note_dup.noteOn =  note->noteOn;
-    note_dup.noteOff =  note->noteOff;
-    note_dup.velocity =  note->velocity;
-    note_dup.wvt_index = 0;
-    note_dup.lfo_index = note->lfo_index;
-    note_dup.elapsed =  note->elapsed;
-    note_dup.noteOffSample =  note->noteOffSample;
-    note_dup.adsr =  note->adsr;
-    note_dup.active = note->active;
-    for (int i = 0; i < width; i++) {
-      float freq = SAMPLE_RATE/(float)width;
-      osc_wave[i] += synth->gen[synth->geni](freq, &note_dup, synth->x, SAMPLE_RATE);
-    }
-    break;
+  midi_note_t note_dup = {0};
+  for (int i = 0; i < width; i++) {
+    float freq = SAMPLE_RATE/(float)width;
+    osc_wave[i] += synth->gen[synth->geni](freq, &note_dup, synth->x, SAMPLE_RATE);
   }
 
-  float max = 0;
   for (int i = 0; i < width; i++) {
-    if (fabs(osc_wave[i]) > max) max = fabs(osc_wave[i]);
+    if (fabs(osc_wave[i]) > osc_max) osc_max = fabs(osc_wave[i]);
   }
 
-  if (synth->midi_active_n) {
-    for (int i = 0; i < width; i++) {
-      DrawPixel(i + x , y + height / 2.0 + floor(height/2.0 * osc_wave[i] / max), RED);
-    }
+  Color color = GRAY;
+  if (synth->midi_active_n > 0) {
+    color = RED;
+  }
+  for (int i = 0; i < width; i++) {
+    //DrawPixel(i + x , y + height / 2.0 + floor(height/2.0 * osc_wave[i] / osc_max), WHITE);
+    DrawCircle(i + x , y + height / 2.0 + floor(height/2.0 * osc_wave[i] / osc_max), 2, color);
   }
 
 }
@@ -603,11 +593,6 @@ draw_signals(synth_t * synth, int x, int y, int width, int height)
     draw_adsr(synth, x, y, width, height);
   }
 
-  synth->viz.osc_enabled = GuiCheckBox((Rectangle){ x + width - 170, y, 16, 16 }, "osc", synth->viz.osc_enabled);
-  if (synth->viz.osc_enabled) {
-    draw_osc(synth, x + width - 80, y + height - 80, 80, 80);
-  }
-
   synth->viz.adsr_graph_enabled = GuiCheckBox((Rectangle){ x + width - 270, y, 16, 16 }, "adsr graph", synth->viz.adsr_graph_enabled);
   if (synth->viz.adsr_graph_enabled) {
     draw_adsr_graph(synth, x + 20, y + 20, width - 40, height - 40);
@@ -951,6 +936,11 @@ draw_main(synth_t *synth)
   draw_bars(synth, 20, 20, 200, 16, 3);
   draw_text(synth, WIDTH / 2 - 108, 20);
 
+  //synth->viz.osc_enabled = GuiCheckBox((Rectangle){ x + width - 170, y, 16, 16 }, "osc", synth->viz.osc_enabled);
+  if (synth->viz.osc_enabled) {
+    draw_osc(synth, WIDTH / 2 + 180, 140, 80, 80);
+  }
+
   if ( GuiButton((Rectangle){ WIDTH / 2.0 - 108, 150 - 6 - 6 + 42, 216, 6 }, "")) {
     synth->x = 1;
   }
-- 
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