Initial commit: Phase 1 skeleton

2026-06-23 08:55:42 +00:00
commit db4b63c755
8 changed files with 488 additions and 0 deletions
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+// components/controller/app_task.cpp
+#include "controller/app_task.h"
+#include "midi/midi_transport.h"
+#include "esp_log.h"
+
+static const char* TAG = "app_task";
+
+// Simple pad mapping table (Phase 1 - modifiable)
+struct PadMapping {
+    uint8_t physical_switch;  // 0-9
+    uint8_t midi_channel;     // 1-3
+    uint8_t midi_note;        // Note number (configurable)
+    uint8_t led_index;        // LED index (0-9)
+};
+
+static PadMapping pad_mapping[] = {
+    {0, 1, 0, 0},   // Switch 0 -> Channel 1, Note 0, LED 0
+    {1, 1, 1, 1},   // Switch 1 -> Channel 1, Note 1, LED 1
+    {2, 1, 2, 2},   // Switch 2 -> Channel 1, Note 2, LED 2
+    {3, 1, 3, 3},   // Switch 3 -> Channel 1, Note 3, LED 3
+    {4, 1, 4, 4},   // Switch 4 -> Channel 1, Note 4, LED 4
+    {5, 1, 5, 5},   // Switch 5 -> Channel 1, Note 5, LED 5
+    {6, 1, 6, 6},   // Switch 6 -> Channel 1, Note 6, LED 6
+    {7, 1, 7, 7},   // Switch 7 -> Channel 1, Note 7, LED 7
+    {8, 1, 8, 8},   // Switch 8 -> Channel 1, Note 8, LED 8
+    {9, 1, 9, 9},   // Switch 9 -> Channel 1, Note 9, LED 9
+};
+
+static const uint8_t NUM_PADS = sizeof(pad_mapping) / sizeof(pad_mapping[0]);
+
+BaseType_t app_task(void* parameters) {
+    AppTaskParams* params = (AppTaskParams*)parameters;
+    
+    ESP_LOGI(TAG, "Controller task started");
+    
+    while (true) {
+        // Check for MIDI events
+        MidiEvent midi_event;
+        if (xQueueReceive(params->midi_queue, &midi_event, 0) == pdPASS) {
+            app_process_midi_event(midi_event, params->led_driver);
+        }
+        
+        // Check for switch events (Phase 1 stub)
+        for (uint8_t i = 0; i < NUM_PADS; i++) {
+            bool is_pressed = params->switch_driver->is_pressed(i);
+            static bool last_state[10] = {false};
+            
+            if (is_pressed && !last_state[i]) {
+                // Switch press detected
+                app_process_switch_event(i, true);
+                last_state[i] = true;
+            } else if (!is_pressed && last_state[i]) {
+                // Switch release detected
+                app_process_switch_event(i, false);
+                last_state[i] = false;
+            }
+        }
+        
+        vTaskDelay(pdMS_TO_TICKS(10));  // 10ms task period
+    }
+}
+
+void app_process_midi_event(const MidiEvent& event, LedStub* led_driver) {
+    // Convert MIDI event to LED command
+    // This is where we map MIDI to LED state
+    uint8_t led_index = -1;
+    uint8_t midi_channel = event.channel;
+    uint8_t midi_note = event.data1;
+    uint8_t midi_velocity = event.data2;
+    
+    // Find matching LED index from pad mapping
+    for (uint8_t i = 0; i < NUM_PADS; i++) {
+        if (pad_mapping[i].midi_channel == midi_channel && 
+            pad_mapping[i].midi_note == midi_note) {
+            led_index = pad_mapping[i].led_index;
+            break;
+        }
+    }
+    
+    if (led_index != 255) {
+        // Trigger LED state change
+        led_driver->set_led_state(
+            pad_mapping[led_index].midi_note,
+            pad_mapping[led_index].midi_channel,
+            event.type == MidiEvent::NOTE_ON ? midi_velocity : 0
+        );
+        
+        ESP_LOGI(TAG, "MIDI PROCESSED: Channel %d Note %d Velocity %d -> LED %d",
+                 midi_channel, midi_note, midi_velocity, led_index);
+    }
+}
+
+void app_process_switch_event(uint8_t switch_id, bool pressed) {
+    // Convert switch event to MIDI event
+    MidiEvent midi_event;
+    
+    // Find mapping for this switch
+    for (uint8_t i = 0; i < NUM_PADS; i++) {
+        if (pad_mapping[i].physical_switch == switch_id) {
+            midi_event.channel = pad_mapping[i].midi_channel;
+            midi_event.data1 = pad_mapping[i].midi_note;
+            midi_event.data2 = pressed ? 127 : 0;  // Full velocity for press
+            midi_event.type = pressed ? MidiEvent::NOTE_ON : MidiEvent::NOTE_OFF;
+            
+            ESP_LOGI(TAG, "SWITCH EVENT: Switch %d -> Channel %d Note %d Velocity %d",
+                     switch_id, midi_event.channel, midi_event.data1, midi_event.data2);
+            break;
+        }
+    }
+}