| 1 | /** |
| 2 | * DOUBLE BLACK DIAMOND DOUBLE BLACK DIAMOND |
| 3 | * |
| 4 | * //\\ //\\ //\\ //\\ |
| 5 | * ///\\\ ///\\\ ///\\\ ///\\\ |
| 6 | * \\\/// \\\/// \\\/// \\\/// |
| 7 | * \\// \\// \\// \\//H |
| 8 | * |
| 9 | * EXPERTS ONLY!! EXPERTS ONLY!! |
| 10 | * |
| 11 | * If you are an artist, you may ignore this file! It just sets |
| 12 | * up the framework to run the patterns. Should not need modification |
| 13 | * for general animation work. |
| 14 | */ |
| 15 | |
| 16 | GrizzlyOutput[] buildGrizzlies() throws SocketException, UnknownHostException { |
| 17 | return new GrizzlyOutput[] { |
| 18 | new GrizzlyOutput(lx, "192.168.88.100", 1, 2, 3, 4, 5, 6, 7, 8), |
| 19 | new GrizzlyOutput(lx, "192.168.88.101", 9, 10, 11, 12, 13, 14, 15, 16), |
| 20 | }; |
| 21 | } |
| 22 | |
| 23 | class GrizzlyOutput extends LXDatagramOutput { |
| 24 | |
| 25 | private int frameNumber = 0; |
| 26 | |
| 27 | GrizzlyOutput(LX lx, String ipAddress, int ... cubeIndices) throws UnknownHostException, SocketException { |
| 28 | super(lx); |
| 29 | int channelNum = 1; |
| 30 | for (int rawCubeIndex : cubeIndices) { |
| 31 | if (rawCubeIndex > 0) { |
| 32 | Cube cube = model.getCubeByRawIndex(rawCubeIndex); |
| 33 | addDatagram(new GrizzlyDatagram(this, channelNum, cube).setAddress(ipAddress)); |
| 34 | } |
| 35 | ++channelNum; |
| 36 | } |
| 37 | } |
| 38 | |
| 39 | protected void beforeSend(int[] colors) { |
| 40 | ++frameNumber; |
| 41 | } |
| 42 | |
| 43 | public int getFrameNumber() { |
| 44 | return this.frameNumber; |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | static class GrizzlyDatagram extends LXDatagram { |
| 49 | |
| 50 | private static byte[] oscString(String s) { |
| 51 | int len = s.length(); |
| 52 | int padding = (4 - ((len + 1) % 4)) % 4; |
| 53 | byte[] bytes = new byte[len + 1 + padding]; |
| 54 | System.arraycopy(s.getBytes(), 0, bytes, 0, len); |
| 55 | for (int i = len; i < bytes.length; ++i) { |
| 56 | bytes[i] = 0; |
| 57 | } |
| 58 | return bytes; |
| 59 | } |
| 60 | |
| 61 | private static int oscIntCopy(int i, byte[] buffer, int pos) { |
| 62 | buffer[pos] = (byte) ((i >> 24) & 0xff); |
| 63 | buffer[pos + 1] = (byte) ((i >> 16) & 0xff); |
| 64 | buffer[pos + 2] = (byte) ((i >> 8) & 0xff); |
| 65 | buffer[pos + 3] = (byte) (i & 0xff); |
| 66 | return 4; |
| 67 | } |
| 68 | |
| 69 | private final static int[] STRIP_ORDERING = new int[] { 9, 8, 11, 5, 4, 7, 6, 10, 14, 2, 1, 0, 3, 13, 12, 15 }; |
| 70 | |
| 71 | private static int[] cubePointIndices(Cube cube) { |
| 72 | int[] pointIndices = new int[Cube.POINTS_PER_CUBE - 2]; |
| 73 | int pi = 0; |
| 74 | for (int stripIndex : STRIP_ORDERING) { |
| 75 | Strip strip = cube.strips.get(stripIndex); |
| 76 | int stripLen = ((stripIndex == 9) || (stripIndex == 15)) ? 15 : 16; |
| 77 | for (int i = stripLen-1; i >= 0; --i) { |
| 78 | pointIndices[pi++] = strip.points.get(i).index; |
| 79 | } |
| 80 | } |
| 81 | return pointIndices; |
| 82 | } |
| 83 | |
| 84 | private final static byte[] OSC_ADDRESS = oscString("/shady/pointbuffer"); |
| 85 | private final static byte[] OSC_TYPETAG = oscString(",iiiiibi"); |
| 86 | |
| 87 | private final static int HEADER_LENGTH = OSC_ADDRESS.length + OSC_TYPETAG.length + 24; |
| 88 | private final static int FOOTER_LENGTH = 4; |
| 89 | |
| 90 | private final static int OSC_PORT = 779; |
| 91 | |
| 92 | private GrizzlyOutput output; |
| 93 | |
| 94 | private int[] pointIndices; |
| 95 | |
| 96 | private final int frameNumberPos; |
| 97 | |
| 98 | private final int dataPos; |
| 99 | |
| 100 | public GrizzlyDatagram(GrizzlyOutput output, int channelNum, Cube cube) { |
| 101 | this(output, channelNum, cubePointIndices(cube)); |
| 102 | } |
| 103 | |
| 104 | public GrizzlyDatagram(GrizzlyOutput output, int channelNum, int[] pointIndices) { |
| 105 | super(HEADER_LENGTH + 4*pointIndices.length + FOOTER_LENGTH); |
| 106 | setPort(OSC_PORT); |
| 107 | |
| 108 | this.output = output; |
| 109 | this.pointIndices = pointIndices; |
| 110 | int dataLength = 4*pointIndices.length; |
| 111 | |
| 112 | int pos = 0; |
| 113 | |
| 114 | // OSC address |
| 115 | System.arraycopy(OSC_ADDRESS, 0, this.buffer, pos, OSC_ADDRESS.length); |
| 116 | pos += OSC_ADDRESS.length; |
| 117 | |
| 118 | // OSC typetag |
| 119 | System.arraycopy(OSC_TYPETAG, 0, this.buffer, pos, OSC_TYPETAG.length); |
| 120 | pos += OSC_TYPETAG.length; |
| 121 | this.frameNumberPos = pos; |
| 122 | pos += oscIntCopy(0, this.buffer, pos); // placeholder for frame number |
| 123 | pos += oscIntCopy(0xDEADBEEF, this.buffer, pos); |
| 124 | pos += oscIntCopy(channelNum, this.buffer, pos); |
| 125 | pos += oscIntCopy(0xFEEDBEEF, this.buffer, pos); |
| 126 | pos += oscIntCopy(dataLength, this.buffer, pos); |
| 127 | pos += oscIntCopy(dataLength, this.buffer, pos); |
| 128 | this.dataPos = pos; |
| 129 | |
| 130 | // end header |
| 131 | oscIntCopy(0xBEFFFFEB, this.buffer, this.buffer.length - 4); |
| 132 | } |
| 133 | |
| 134 | void onSend(int[] colors) { |
| 135 | oscIntCopy(this.output.getFrameNumber(), this.buffer, frameNumberPos); |
| 136 | int dataIndex = this.dataPos; |
| 137 | for (int index : this.pointIndices) { |
| 138 | color c = (index >= 0) ? colors[index] : 0; |
| 139 | this.buffer[dataIndex] = (byte) 0; // unused, alpha |
| 140 | this.buffer[dataIndex + 1] = (byte) ((c >> 16) & 0xff); // r |
| 141 | this.buffer[dataIndex + 2] = (byte) ((c >> 8) & 0xff); // g |
| 142 | this.buffer[dataIndex + 3] = (byte) (c & 0xff); // b |
| 143 | dataIndex += 4; |
| 144 | } |
| 145 | } |
| 146 | } |