ash/loopy_midi_controller
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Fix LED flash/restore logic, heartbeat only on LED 9

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- flash_activity: only LED 0, restores properly
- flash_sysex: saves ALL LED states, restores all properly
- heartbeat: only LED 9, only when no activity flash active
- Added sysex_saved arrays to track all LED states
This commit is contained in:
Ashley Strahle
2026-06-25 07:48:05 +00:00
parent 0d738a6e5e
commit 1676bbb044
2 changed files with 39 additions and 12 deletions
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include/led_stub.h
+2
View File
@@ -36,6 +36,8 @@ private:
bool initialized;
uint32_t activity_off_time = 0;
uint8_t saved_r = 0, saved_g = 0, saved_b = 0;
uint8_t sysex_saved_r[10] = {0}, sysex_saved_g[10] = {0}, sysex_saved_b[10] = {0};
bool sysex_flash_active = false;
uint32_t heartbeat_time = 0;
uint8_t heartbeat_phase = 0;
src/led_stub.cpp
+34 -9
View File
@@ -277,43 +277,68 @@ void DefaultLedStub::flash_activity() {
}
}
// Flash ALL LEDs white for SysEx (more visible), LED 0 for regular MIDI
for (int i = 0; i < NUM_LEDS; i++) {
mux_ptr->set_led_color(i, 255, 255, 255);
}
// Flash LED 0 white
mux_ptr->set_led_color(0, 255, 255, 255);
mux_ptr->show();
activity_off_time = now + 50;
}
void DefaultLedStub::flash_sysex() {
if (!initialized || !mux_ptr) return;
// Save all LED states
for (int i = 0; i < NUM_LEDS; i++) {
if (led_states[i].active) {
uint32_t color = launchpad_palette[led_states[i].velocity];
sysex_saved_r[i] = (color >> 16) & 0xFF;
sysex_saved_g[i] = (color >> 8) & 0xFF;
sysex_saved_b[i] = color & 0xFF;
} else {
sysex_saved_r[i] = 0;
sysex_saved_g[i] = 0;
sysex_saved_b[i] = 0;
}
}
// Flash ALL LEDs white
for (int i = 0; i < NUM_LEDS; i++) {
mux_ptr->set_led_color(i, 255, 255, 255);
}
mux_ptr->show();
activity_off_time = millis() + 200;
activity_off_time = now + 200;
sysex_flash_active = true;
}
void DefaultLedStub::update() {
if (!initialized || !mux_ptr) return;
// Turn off activity flash
uint32_t now = millis();
// Turn off activity/SysEx flash
if (activity_off_time > 0 && now >= activity_off_time) {
if (sysex_flash_active) {
for (int i = 0; i < NUM_LEDS; i++) {
mux_ptr->set_led_color(i, sysex_saved_r[i], sysex_saved_g[i], sysex_saved_b[i]);
}
sysex_flash_active = false;
} else {
mux_ptr->set_led_color(0, saved_r, saved_g, saved_b);
}
mux_ptr->show();
activity_off_time = 0;
}
// Heartbeat: pulse LED 9 slowly so we know device is alive
if (now - heartbeat_time > 2000) {
// Heartbeat: pulse LED 9 slowly (amber)
if (now - heartbeat_time > 2000 && !activity_off_time) {
heartbeat_time = now;
heartbeat_phase = 1;
}
if (heartbeat_phase) {
if (heartbeat_phase && !activity_off_time) {
uint8_t brightness = (heartbeat_phase < 100) ? (heartbeat_phase * 2) : (400 - heartbeat_phase * 2);
if (!led_states[9].active) {
mux_ptr->set_led_color(9, brightness, brightness / 4, 0);
mux_ptr->show();
}
heartbeat_phase++;
if (heartbeat_phase > 200) heartbeat_phase = 0;
}