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wiki:v2:ccc-packets
Color Connected Components - Packet Reference
See Color Connected Components API for more details on sigmap, maxblocks, tracking index, etc.
getBlocks(sigmap, maxBlocks)
Request:
| Bit | Description | Value(s) |
|---|---|---|
| 0 - 1 | 16-bit sync | 174, 193 (0xc1ae) |
| 2 | Type of packet | 32 |
| 3 | Length of payload | 2 |
| 4 | Sigmap - indicate which signatures to receive data from | 0 (none) - 255 (all) |
| 5 | Maximum blocks to return | 0 (none) - 255 (all blocks) |
Response:
| Byte | Description | Value(s) |
|---|---|---|
| 0 - 1 | 16-bit sync | 175, 193 (0xc1af) |
| 2 | Type of packet | 33 |
| 3 | Length of payload | 14 |
| 4 - 5 | 16-bit checksum | sum of payload bytes |
| 6 - 7 | 16-bit signature / Color code number | 0 - 255 |
| 8 - 9 | 16-bit X (center) of block in pixels | 0 - 315 |
| 10 - 11 | 16-bit Y (center) of block in pixels | 0 - 207 |
| 12 - 13 | 16-bit Width of block in pixels | 0 - 316 |
| 14 - 15 | 16-bit Height of block in pixels | 0 - 208 |
| 16 - 17 | 16-bit Angle of color-code in degrees | -180 - 180 (0 if not a color code) |
| 18 | Tracking index of block (see API for more info) | 0 - 255 |
| 19 | Age - number of frames this block has been tracked | 0 - 255 (stops incrementing at 255) |
wiki/v2/ccc-packets.txt · Last modified: 2019/02/15 21:00 by jfrench
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