import netP5.*; import oscP5.*; /** * DOUBLE BLACK DIAMOND DOUBLE BLACK DIAMOND * * //\\ //\\ //\\ //\\ * ///\\\ ///\\\ ///\\\ ///\\\ * \\\/// \\\/// \\\/// \\\/// * \\// \\// \\// \\// * * EXPERTS ONLY!! EXPERTS ONLY!! * * This class implements the output function to the Panda Boards. It * will be moved into GLucose once stabilized. */ public static class PandaDriver { // IP address public final String ip; // Address to send to private final NetAddress address; // Whether board output is enabled private boolean enabled = false; // OSC message private final OscMessage message; // List of point indices that get sent to this board private final int[] points; // Packet data private final byte[] packet = new byte[4*352]; // magic number, our UDP packet size private static final int NO_POINT = -1; public PandaDriver(String ip) { this.ip = ip; // Initialize our OSC output stuff address = new NetAddress(ip, 9001); message = new OscMessage("/shady/pointbuffer"); // Build the array of points, initialize all to nothing points = new int[PandaMapping.PIXELS_PER_BOARD]; for (int i = 0; i < points.length; ++i) { points[i] = NO_POINT; } } private final static int FORWARD = -1; private final static int BACKWARD = -2; /** * These constant arrays indicate the order in which the strips of a cube * are wired. There are four different options, depending on which bottom * corner of the cube the data wire comes in. */ private final static int[][] CUBE_STRIP_ORDERINGS = new int[][] { { 2, 1, 0, 3, 13, 12, 15, 14, 4, 7, 6, 5, 11, 10, 9, 8 }, // FRONT_LEFT { 6, 5, 4, 7, 1, 0, 3, 2, 8, 11, 10, 9, 15, 14, 13, 12 }, // FRONT_RIGHT { 14, 13, 12, 15, 9, 8, 11, 10, 0, 3, 2, 1, 7, 6, 5, 4 }, // REAR_LEFT { 10, 9, 8, 11, 5, 4, 7, 6, 12, 15, 14, 13, 3, 2, 1, 0 }, // REAR_RIGHT }; private final static int[][] BASS_STRIP_ORDERING = { {0, FORWARD }, {1, FORWARD }, {2, FORWARD }, {3, FORWARD }, {4, FORWARD }, {5, FORWARD }, {6, FORWARD }, {7, FORWARD }, {8, FORWARD }, {9, FORWARD }, {10, FORWARD }, {11, FORWARD }, {12, FORWARD }, {13, FORWARD }, {14, FORWARD }, {15, FORWARD }, {16, FORWARD }, {17, FORWARD }, {18, FORWARD }, {19, FORWARD }, {20, FORWARD }, {21, FORWARD }, {22, FORWARD }, }; private final static int[][] FLOOR_STRIP_ORDERING = { {0, FORWARD}, {1, FORWARD}, {2, FORWARD}, {3, FORWARD}, }; private final static int[][] SPEAKER_STRIP_ORDERING = { {0, FORWARD }, {1, FORWARD }, {2, FORWARD }, {3, FORWARD }, {4, FORWARD }, {5, FORWARD }, {6, FORWARD }, {7, FORWARD }, {8, FORWARD }, {9, FORWARD }, {10, FORWARD }, {11, FORWARD }, {12, FORWARD }, {13, FORWARD }, {14, FORWARD }, {15, FORWARD }, }; public PandaDriver(String ip, Model model, PandaMapping pm) { this(ip); // Ok, we are initialized, time to build the array if points in order to // send out. We start at the head of our point buffer, and work our way // down. This is the order in which points will be sent down the wire. int ci = -1; // Iterate through all our channels for (ChannelMapping channel : pm.channelList) { ++ci; int pi = ci * ChannelMapping.PIXELS_PER_CHANNEL; switch (channel.mode) { case ChannelMapping.MODE_CUBES: // We have a list of cubes per channel for (int rawCubeIndex : channel.objectIndices) { if (rawCubeIndex < 0) { // No cube here, skip ahead in the buffer pi += Cube.POINTS_PER_CUBE; } else { // The cube exists, check which way it is wired to // figure out the order of strips. Cube cube = model.getCubeByRawIndex(rawCubeIndex); int stripOrderIndex = 0; switch (cube.wiring) { case FRONT_LEFT: stripOrderIndex = 0; break; case FRONT_RIGHT: stripOrderIndex = 1; break; case REAR_LEFT: stripOrderIndex = 2; break; case REAR_RIGHT: stripOrderIndex = 3; break; } // Iterate through all the strips on the cube and add the points for (int stripIndex : CUBE_STRIP_ORDERINGS[stripOrderIndex]) { // We go backwards here... in the model strips go clockwise, but // the physical wires are run counter-clockwise pi = mapStrip(cube.strips.get(stripIndex), BACKWARD, points, pi); } } } break; case ChannelMapping.MODE_BASS: for (int[] config : BASS_STRIP_ORDERING) { pi = mapStrip(model.bassBox.strips.get(config[0]), config[1], points, pi); } break; case ChannelMapping.MODE_FLOOR: for (int[] config : FLOOR_STRIP_ORDERING) { pi = mapStrip(model.boothFloor.strips.get(config[0]), config[1], points, pi); } break; case ChannelMapping.MODE_SPEAKER: for (int[] config : SPEAKER_STRIP_ORDERING) { Speaker speaker = model.speakers.get(channel.objectIndices[0]); pi = mapStrip(speaker.strips.get(config[0]), config[1], points, pi); } break; case ChannelMapping.MODE_NULL: // No problem, nothing on this channel! break; default: throw new RuntimeException("Invalid/unhandled channel mapping mode: " + channel.mode); } } } private int mapStrip(Strip s, int direction, int[] points, int pi) { if (direction == FORWARD) { for (Point p : s.points) { points[pi++] = p.index; } } else if (direction == BACKWARD) { for (int i = s.points.size()-1; i >= 0; --i) { points[pi++] = s.points.get(i).index; } } else { throw new RuntimeException("Unidentified strip mapping direction: " + direction); } return pi; } public void toggle() { enabled = !enabled; println("PandaBoard/" + ip + ": " + (enabled ? "ON" : "OFF")); } public final void send(int[] colors) { if (!enabled) { return; } int len = 0; int packetNum = 0; for (int index : points) { int c = (index < 0) ? 0 : colors[index]; byte r = (byte) ((c >> 16) & 0xFF); byte g = (byte) ((c >> 8) & 0xFF); byte b = (byte) ((c) & 0xFF); packet[len++] = 0; // alpha channel, unused but makes for 4-byte alignment packet[len++] = r; packet[len++] = g; packet[len++] = b; // Flush once packet is full buffer size if (len >= packet.length) { sendPacket(packetNum++); len = 0; } } // Flush any remaining data if (len > 0) { sendPacket(packetNum++); } } private void sendPacket(int packetNum) { message.clearArguments(); message.add(packetNum); message.add(packet.length); message.add(packet); try { OscP5.flush(message, address); } catch (Exception x) { x.printStackTrace(); } } }