support channel aftertouch

include/midi.hpp

@@ -11,21 +11,27 @@ namespace rack {
 
 
 struct MidiMessage {
-	uint8_t cmd = 0x00;
-	uint8_t data1 = 0x00;
-	uint8_t data2 = 0x00;
+	uint8_t cmd   = 0u;
+	uint8_t data1 = 0u;
+	uint8_t data2 = 0u;
 
-	uint8_t channel() {
-		return cmd & 0xf;
+	uint8_t channel() const {
+		return cmd & 15u;
 	}
-	uint8_t status() {
-		return (cmd >> 4) & 0xf;
+	uint8_t status() const {
+		return (cmd >> 4) & 15u;
 	}
-	uint8_t note() {
-		return data1 & 0x7f;
+	uint8_t note() const {
+		return data1 & 127u;
 	}
-	uint8_t value() {
-		return data2 & 0x7f;
+	uint8_t value() const {
+		return data2 & 127u;
+	}
+	uint8_t getData1() const {
+		return data1 & 127u;
+	}
+	uint8_t getData2() const {
+		return data2 & 127u;
 	}
 };
 

src/Core/MIDIToCVInterface.cpp

@@ -280,7 +280,7 @@ struct MIDIToCVInterface : Module {
 			// note on
 			case 0x9: {
 				if (msg.value() > 0) {
-					noteData[msg.note()].velocity = msg.value();
+					noteData[msg.note()].velocity = msg.getData2();
 					pressNote(msg.note());
 				}
 				else {
@@ -288,15 +288,20 @@ struct MIDIToCVInterface : Module {
 					releaseNote(msg.note());
 				}
 			} break;
-			// channel aftertouch
+			// polyphonic aftertouch
 			case 0xa: {
 				uint8_t note = msg.note();
-				noteData[note].aftertouch = msg.value();
+				noteData[note].aftertouch = msg.getData2();
 			} break;
 			// cc
 			case 0xb: {
 				processCC(msg);
 			} break;
+			// channel aftertouch
+			case 0xd: {
+				for(uint8_t noteIdx = 0u; noteIdx < 128u; noteIdx++)
+               noteData[noteIdx].aftertouch = msg.getData1();
+			} break;
 			// pitch wheel
 			case 0xe: {
 				pitch = msg.value() * 128 + msg.note();