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K1Guitar
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fix(free): remember last fret chord in expert and free modes 

Shared last-chord memory; no-fret pick in free mode plays that chord.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
yuquanjun 2026-09-24 07:59:56 +08:00
parent 9ae3f5ec5e
commit 3c01dc8c28
1 changed files with 24 additions and 17 deletions
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41
Global/Global.c
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@ -105,7 +105,7 @@ int16_t MIC_VOL_MAP[11]= {-9000,-7000,-5000,-3000,-1000,1000,3000,5000,7000,9000
uint8_t TOUCH_AREA_NUM = (sizeof(Touch_Areas)/sizeof(Touch_AreaTypeDef));
const uint8_t Version[3] = {0,2,24}; /* major.minor.patch — 0.2.24: 普通无指板也可拨片起奏(用专业停键调性)+偶拍停 */
const uint8_t Version[3] = {0,2,25}; /* major.minor.patch — 0.2.25: 普通无指板拨片沿用专业最后指板和弦 */
uint8_t Led = 8;
bool PressFlag = 0;
@ -647,16 +647,16 @@ void Accomp_ApplyDefaultIChord(void)
PressFlag = 0;
}
/* 专业模式：记住停键时的移调，以及最后一次指板和弦（供普通无指板拨片）。
* transpose: 0xFF=尚未在专业停过；移调合法值 0~11。
/* 专业/普通共用：最后一次指板和弦（供普通无指板拨片）。
* 另记专业停键时的移调：0xFF=尚未在专业停过；移调合法值 0~11。
* chord: 0=无记录；1~21=指板键。 */
static uint8_t s_expert_stop_transpose = 0xFFu;
static uint8_t s_expert_last_chord = 0;
static uint8_t s_last_fret_chord = 0;
static void Expert_RememberLastChord(uint8_t key)
static void Accomp_RememberLastFretChord(uint8_t key)
{
if (key >= 1u && key <= 21u)
s_expert_last_chord = key;
s_last_fret_chord = key;
}
static void Expert_RememberStopContext(void)
@ -667,12 +667,16 @@ static void Expert_RememberStopContext(void)
if (tab == 1 || (tab == 3 && last == 1))
{
s_expert_stop_transpose = (uint8_t)mGuiData[GUI_TRANSPOSE].Current;
Expert_RememberLastChord(KEY_ID_1629);
Accomp_RememberLastFretChord(KEY_ID_1629);
}
else if (tab == 2 || (tab == 3 && last == 2))
{
Accomp_RememberLastFretChord(KEY_ID_1629);
}
}
/* 普通无指板拨片：移调用专业停键值；和弦优先当前 KEY，否则专业最后指板，再否则一级 */
static void FreeMode_ApplyExpertChordForNoFretPick(void)
/* 普通无指板拨片：移调用专业停键值；和弦用专业/普通记下的最后指板，否则一级 */
static void FreeMode_ApplyLastFretChordForNoFretPick(void)
{
if (s_expert_stop_transpose != 0xFFu &&
(uint8_t)mGuiData[GUI_TRANSPOSE].Current != s_expert_stop_transpose)
@ -683,13 +687,13 @@ static void FreeMode_ApplyExpertChordForNoFretPick(void)
if (KEY_ID_1629 >= 1u && KEY_ID_1629 <= 21u)
{
Expert_RememberLastChord(KEY_ID_1629);
Accomp_RememberLastFretChord(KEY_ID_1629);
PressFlag = 0;
return;
}
if (s_expert_last_chord >= 1u && s_expert_last_chord <= 21u)
if (s_last_fret_chord >= 1u && s_last_fret_chord <= 21u)
{
KEY_ID_1629 = s_expert_last_chord;
KEY_ID_1629 = s_last_fret_chord;
PressFlag = 0;
return;
}
@ -1478,11 +1482,14 @@ void TM1629_Handle(uint8_t key)
}
uint8_t group = (key - 1) / 3; /* 1~3→0, 4~6→1, ..., 19~21→6 */
KEY_ID_1629 = key;
/* 专业（及设置页来自专业）：记下指板和弦，供切普通后无指板拨片沿用 */
if (mGuiData[GUI_TAB_INDEX].Current == 1 ||
(mGuiData[GUI_TAB_INDEX].Current == 3 &&
mGuiData[GUI_TAB_LAST_INDEX].Current == 1))
Expert_RememberLastChord(key);
/* 专业/普通（及对应设置页）：记下最后指板和弦，供普通无指板拨片沿用 */
{
uint8_t tab = (uint8_t)mGuiData[GUI_TAB_INDEX].Current;
uint8_t last = (uint8_t)mGuiData[GUI_TAB_LAST_INDEX].Current;
if (tab == 1 || tab == 2 ||
(tab == 3 && (last == 1 || last == 2)))
Accomp_RememberLastFretChord(key);
}
MIDI = (STRING_MIDI *)Chord_Midi_Table[group];
ORGAN_MIDI = OrganChord_Midi_Table[group];