From 6a7ef670d989a004771b9fed48e773c925615eff Mon Sep 17 00:00:00 2001
From: minjaesong <alswo9628@gmail.com>
Date: Sat, 2 May 2026 23:43:07 +0900
Subject: [PATCH] fix: tracker mixer flags not setup properly on fresh boot

---
 .idea/markdown.xml                                    | 9 +++++++++
 assets/disk0/tvdos/bin/taut.js                        | 2 ++
 it2taud.py                                            | 2 +-
 mod2taud.py                                           | 2 +-
 s3m2taud.py                                           | 2 +-
 terranmon.txt                                         | 1 +
 tsvm_core/src/net/torvald/tsvm/AudioJSR223Delegate.kt | 9 ++++++++-
 7 files changed, 23 insertions(+), 4 deletions(-)
 create mode 100644 .idea/markdown.xml

diff --git a/.idea/markdown.xml b/.idea/markdown.xml
new file mode 100644
index 0000000..c199a6e
--- /dev/null
+++ b/.idea/markdown.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="MarkdownSettings">
+    <option name="previewPanelProviderInfo">
+      <ProviderInfo name="Compose (experimental)" className="com.intellij.markdown.compose.preview.ComposePanelProvider" />
+    </option>
+    <option name="splitLayout" value="SHOW_EDITOR" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/assets/disk0/tvdos/bin/taut.js b/assets/disk0/tvdos/bin/taut.js
index 0e22918..c8bfa3b 100644
--- a/assets/disk0/tvdos/bin/taut.js
+++ b/assets/disk0/tvdos/bin/taut.js
@@ -1933,6 +1933,8 @@ function drawProjectContents(wo) {
         Cues: `${song.lastActiveCue}/1024 ($${song.lastActiveCue.hex03()})`,
         Notation: pitchTablePresets[PITCH_PRESET_IDX].name,
         Flags: `${flagstrbuf} ($${mixerflag.hex02()})`,
+        GlobalVol: initialGlobalVolume,
+        MixingVol: initialMixingVolume
     }
 
     Object.entries(projMeta).forEach(([key, value], index) => {
diff --git a/it2taud.py b/it2taud.py
index 5c28757..6726e18 100644
--- a/it2taud.py
+++ b/it2taud.py
@@ -1209,7 +1209,7 @@ def build_sample_inst_bin_it(samples_or_proxy: list,
         struct.pack_into('<I', inst_bin, base + 0,  ptr)
         struct.pack_into('<H', inst_bin, base + 4,  s_len)
         struct.pack_into('<H', inst_bin, base + 6,  c2spd)
-        struct.pack_into('<H', inst_bin, base + 8,  0)        # play start
+        struct.pack_into('<H', inst_bin, base + 8,  0) # play start. IT samples always start playing from zero
         struct.pack_into('<H', inst_bin, base + 10, ls)
         struct.pack_into('<H', inst_bin, base + 12, le)
         inst_bin[base + 14] = flags_byte
diff --git a/mod2taud.py b/mod2taud.py
index 8e1bcba..366e646 100644
--- a/mod2taud.py
+++ b/mod2taud.py
@@ -773,7 +773,7 @@ def assemble_taud(mod: dict) -> bytes:
         pat_bin_comp_size=len(pat_comp),
         cue_sheet_comp_size=len(cue_comp),
         global_vol=0xFF,
-        mixing_vol=0xFF,
+        mixing_vol=0x7F,
     )
     assert len(song_table) == TAUD_SONG_ENTRY
 
diff --git a/s3m2taud.py b/s3m2taud.py
index ea647a5..54042b9 100644
--- a/s3m2taud.py
+++ b/s3m2taud.py
@@ -846,7 +846,7 @@ def assemble_taud(h: S3MHeader, instruments: list, patterns: list) -> bytes:
         pat_bin_comp_size=len(pat_comp),
         cue_sheet_comp_size=len(cue_comp),
         global_vol=0xFF,
-        mixing_vol=0xFF,
+        mixing_vol=0x7F,
     )
     assert len(song_table) == TAUD_SONG_ENTRY
 
diff --git a/terranmon.txt b/terranmon.txt
index ca687ad..faea031 100644
--- a/terranmon.txt
+++ b/terranmon.txt
@@ -2106,6 +2106,7 @@ TODO:
         "Caveat: on a foreground voice, key-off (row.note == 0x0000) currently sets voice.active = false at AudioAdapter.kt:1713, which silences the channel immediately. Sustain-loop escape therefore only takes effect on background voices spawned by NNA "Note Off" — which matches the IT idiom of layering a new note over a sustained one. Let me know if you also want the foreground key-off to keep the voice playing through fadeout."
     [x] cue and pattern compression of the Taud format (taud_common.py, taud.mjs)
     [x] figure out how IT (0..256) and FT2 (0..FFF + cut) handles volume fadeout numbers, and come up with a compatible Taud spec, then implement
+    [x] Pitchbend on Amiga frequency mode sometimes works right, sometimes works wrong. (effect underdelivers) Affects every song with Amiga picth mode, AND ON THE fresh taut.js session only
     [ ] implement bitcrusher (eff sym '8')
 
 
diff --git a/tsvm_core/src/net/torvald/tsvm/AudioJSR223Delegate.kt b/tsvm_core/src/net/torvald/tsvm/AudioJSR223Delegate.kt
index dfabbea..ff58666 100644
--- a/tsvm_core/src/net/torvald/tsvm/AudioJSR223Delegate.kt
+++ b/tsvm_core/src/net/torvald/tsvm/AudioJSR223Delegate.kt
@@ -132,7 +132,14 @@ class AudioJSR223Delegate(private val vm: VM) {
     }
 
     fun setTrackerMixerFlags(playhead: Int, flags: Int) {
-        getFirstSnd()?.playheads?.get(playhead)?.initialGlobalFlags = flags
+        getFirstSnd()?.playheads?.get(playhead)?.let { ph ->
+            ph.initialGlobalFlags = flags
+            ph.trackerState?.let { ts ->
+                ts.panLaw = flags and 1
+                ts.amigaMode = (flags and 2) != 0
+                ts.fadeoutCutOnZero = (flags and 4) != 0
+            }
+        }
     }
 
     fun getTrackerMixerFlags(playhead: Int): Int? {