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[Back to Index](/Documents/Protocol/index.md)
Point Message
=============
- Protocol Version: 3.0
- Release Date: January 20, 2017
Summary
=======
The POINT message type is designed to transfer information about fiducials,
which are often used in surgical planning and navigation in the image-guided
therapy.
Message Types
=============
POINT
-----
Data | Type | Description
--------------|---------------|-------------------------------------------------
POINT_0 | POINT_DATA | Data for point 0
... | |
POINT_(N-1) | POINT_DATA | Data for point N-1
- POINT_DATA
Data | Type | Description
--------------|---------------|-------------------------------------------------
NAME | char[64] | Name or description of the point
GROUP | char[32] | Can be "Labeled Point", "Landmark", "Fiducal", ...
R,G,B,A | uint8[4] | Color in RGBA
X,Y,Z | float32[3] | Coordinate of the point in millimeter
DIAMETER | float32 | Diameter of the point in millimeter. Diameter can be 0.
OWNER | char[20] | Id of the owner image/sliceset. Points from different slicesets can be sent if slicesets are fused.
GET_POINT
---------
GET_POINT is used to query for meta data of label data. If the DEVICE_NAME field
in the header is empty, a list of all available point data is returned.
Data | Type | Description
--------------|---------------|-------------------------------------------------
| |
STT_POINT
-------------------
N / A
STP_POINT
-------------------
N/A
RTS_POINT
-------------------
N/A
Implementations
===================
IMGMETA message type is implemented in the following source code.
* [igtlPointMessage.h](/Source/igtlPointMessage.h)
* [igtlPointMessage.cxx](/Source/igtlPointMessage.cxx)
Contributors
===================
* Alexander Schaal
|
