MCP - Add RGB color display to iCON P1-M, P-NANO and V1-M

libs/surfaces/mackie/mackie_control_protocol.cc

@@ -452,6 +452,11 @@ MackieControlProtocol::switch_banks (uint32_t initial, bool force)
 				DEBUG_TRACE (DEBUG::MackieControl, string_compose ("give surface %1 stripables\n", stripables.size()));
 
 				(*si)->map_stripables (stripables);
+
+				// Force RGB update on next redisplay
+				if (_device_info.is_v1m() || _device_info.is_platformMp() || _device_info.is_p1nano()) {
+					(*si)->force_icon_rgb_update();
+				}
 			}
 		}
 

libs/surfaces/mackie/surface.cc

@@ -118,6 +118,9 @@ Surface::Surface (MackieControlProtocol& mcp, const std::string& device_name, ui
 	, _has_master_meter (false)
 	, connection_state (0)
 	, is_qcon (false)
+	, is_v1m (false)
+	, is_platformMp (false)
+	, is_p1nano (false)
 	, input_source (0)
 {
 	DEBUG_TRACE (DEBUG::MackieControl, "Surface::Surface init\n");
@@ -131,6 +134,19 @@ Surface::Surface (MackieControlProtocol& mcp, const std::string& device_name, ui
 	//Store Qcon flag
 	is_qcon = mcp.device_info().is_qcon();
 
+	//Store iCON P1-M and V1-M flag
+	is_v1m = _mcp.device_info().is_v1m(); // || device_name.find("V1-M") != std::string::npos;
+	is_platformMp = _mcp.device_info().is_platformMp(); // || device_name.find("Platform M+") != std::string::npos;
+	is_p1nano = _mcp.device_info().is_p1nano();
+
+	/* extenders are not flagged by device_info() — detect by port name */
+	is_v1m |= (device_name.find("V1-M") != std::string::npos);
+	is_platformMp |= device_name.find("Platform M+") != std::string::npos;
+	is_p1nano |= device_name.find("P1-NANO") != std::string::npos;
+
+	_pending_icon_rgb.fill(0);
+	_current_icon_rgb.fill(0);
+
 	/* only the first Surface object has global controls */
 	/* lets use master_position instead */
 	uint32_t mp = _mcp.device_info().master_position();
@@ -140,6 +156,11 @@ Surface::Surface (MackieControlProtocol& mcp, const std::string& device_name, ui
 		if ( is_qcon ) {
 			_has_master_display = (mcp.device_info().has_master_fader() && mcp.device_info().has_qcon_second_lcd());
 		}
+
+		if ( is_v1m ) {
+			_has_master_display = (mcp.device_info().has_master_fader() && mcp.device_info().has_qcon_second_lcd());
+		}
+
 		_has_master_meter = mcp.device_info().has_qcon_master_meters();
 
 		if (_mcp.device_info().has_global_controls()) {
@@ -1158,6 +1179,34 @@ Surface::redisplay (PBD::microseconds_t now, bool force)
 		}
 	}
 
+	/* iCON P1-M/P1-NANO/V1-M color update: full RGB SysEx for all 8 strips */
+	if (is_v1m || is_platformMp || is_p1nano) {
+		std::array<uint8_t, 24> pending_rgb{};
+
+		for (size_t i = 0; i < 8 && i < strips.size(); ++i) {
+			if (auto sp = strips[i]->stripable()) {
+				uint32_t c = sp->presentation_info().color();
+				uint8_t r = ((c >> 24) & 0xFF) >> 1;
+				uint8_t g = ((c >> 16) & 0xFF) >> 1;
+				uint8_t b = ((c >>  8) & 0xFF) >> 1;
+
+				r = (r < 20) ? 0 : std::min(127, r + 20);
+				g = (g < 20) ? 0 : std::min(127, g + 20);
+				b = (b < 20) ? 0 : std::min(127, b + 20);
+
+				const size_t o = i * 3;
+				pending_rgb[o+0] = r;
+				pending_rgb[o+1] = g;
+				pending_rgb[o+2] = b;
+			}
+		}
+
+		if (force || pending_rgb != _current_icon_rgb) {
+			_current_icon_rgb = pending_rgb;
+			write(display_colors_on_p1m_v1m(pending_rgb));
+		}
+	}
+
 	for (Strips::iterator s = strips.begin(); s != strips.end(); ++s) {
 		(*s)->redisplay (now, force);
 	}
@@ -1640,6 +1689,26 @@ Surface::display_message_for (string const& msg, uint64_t msecs)
 	}
 }
 
+/** display color_values on the 8 scribble strips of the iCON P1-M, P1-NANO and V1-M **/
+MidiByteArray
+Surface::display_colors_on_p1m_v1m (const std::array<uint8_t, 24>& rgb_values) const
+{
+	/* Icon P1-M, P1-NANO and V1-M color SysEx: F0 00 02 4E 16 14 [8×(R G B)] F7
+	 * rgb_values: 24 bytes (8 strips × 3 RGB, each 0-127 / 0x00-0x7F)
+	*/
+	MidiByteArray midi_msg;
+	midi_msg << MIDI::sysex
+		<< 0x00 << 0x02 << 0x4E    // iCON manufacturer
+		<< 0x16 << 0x14;           // color command
+
+	for (uint8_t b : rgb_values) {
+		midi_msg << b;
+ 	}
+
+	midi_msg << MIDI::eox;
+	return midi_msg;
+}
+ 
 /** display @p color_values on the 8 scribble strips of the X-Touch
  *
  *  @param color_values is assumed to be an array with a color value for each of the 8 scribble strips

libs/surfaces/mackie/surface.h

@@ -205,6 +205,12 @@ public:
 
 	bool get_qcon_flag() { return is_qcon; }
 
+	bool get_v1_flag() { return is_v1m; }
+	bool get_platformMp_flag() { return is_platformMp; }
+	bool get_p1nano_flag() { return is_p1nano; }
+
+	void force_icon_rgb_update() { _pending_icon_rgb.fill(0xFF); }
+
 	void toggle_master_monitor ();
 	bool master_stripable_is_master_monitor ();
 
@@ -227,6 +233,10 @@ public:
 	std::string pending_display[2];
 	std::string current_display[2];
 
+	// iCON P1-M / V1-M RGB — same pattern as master display
+	std::array<uint8_t, 24> _pending_icon_rgb{};
+	std::array<uint8_t, 24> _current_icon_rgb{};
+
 	void handle_midi_sysex (MIDI::Parser&, MIDI::byte *, size_t count);
 	MidiByteArray host_connection_query (MidiByteArray& bytes);
 	MidiByteArray host_connection_confirmation (const MidiByteArray& bytes);
@@ -256,6 +266,14 @@ public:
 	MidiByteArray display_colors_on_xtouch (const XTouchColors color_values[]) const;
 	uint8_t convert_color_to_xtouch_value (uint32_t color) const;
 
+	// iCON Flags
+	bool is_v1m;
+	bool is_platformMp;
+	bool is_p1nano;
+
+	/** Send RGB colors to P1-M and V1-M scribble strips (iCON-specific SysEx) */
+	MidiByteArray display_colors_on_p1m_v1m (const std::array<uint8_t, 24>& rgb_values) const;
+
   public:
 	/* IP MIDI devices need to keep a handle on this and destroy it */
 	GSource*    input_source;