===== Color Connected Components - Packet Reference =====

See [[wiki:v2:ccc_api#member-functions|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) |