NMRWish Built-In TCL Functions
buildHdr: Create and set an NMRPipe-format data file header; often used to create synthetic data.

Usage: buildHdr fdataPtr [headerArgs]

Flag	Argument	Default	Description
`-fdata`	`loc newVal ...`		Adjust File Header Value by Location.
`-u1`	`u1`	`0.0`	User Parameter 1.
`-u2`	`u2`	`0.0`	User Parameter 2.
`-u3`	`u3`	`0.0`	User Parameter 3.
`-u4`	`u4`	`0.0`	User Parameter 4.
`-u5`	`u5`	`0.0`	User Parameter 5.
`-ndim`	`ndim`	`0`	Number of Dimensions.
`-tau`	`tau`	`0`	Tau Value.
`-day`	`day`	`0`	Day.
`-month`	`month`	`0`	Month (1-12).
`-year`	`year`	`0`	Year.
`-hours`	`h`	`0`	Hours (0-23).
`-mins`	`m`	`0`	Minutes (0-59).
`-secs`	`s`	`0`	Seconds (0-59).
`-temp`	`t`	`0.0`	Temperature, Degrees C.
`-aq2D`	`aq2D`	`0`	2D Acquisition Code or Keyword: 0=Magnitude. 1=TPPI. 2=States. 3=Image.
`-pipeFlag`	`pipeFlag`	`0`	0=Multi-File Data. 1=Pipeline Stream or Single File.
`-tpFlag`	`tpFlag`	`0`	0=Not Transposed. 1=Transposed.

Header Labels:

`-srcName`	`src`	Source File Name (16 Characters Max).
`-operName`	`oper`	Operator Name (32 Characters Max).
`-userName`	`user`	User Name (16 Characters Max).
`-comment`	`comment`	Comment (160 Characters Max).
`-title`	`title`	Title (60 Characters Max).

Axis-Specific Header Flags -x.. -y.. etc:

`-xN`	`xN`	`0`	Actual Size in File Pts Real + Imag.
`-xT`	`xT`	`0`	Current Time Domain Size Pts Real or Imag.
`-xSW`	`xSW`	`0.0`	Full Spectral Width Hz.
`-xOBS`	`xOBS`	`0.0`	Observe Frequency MHz.
`-xCAR`	`xCAR`	`0.0`	Carrier Position ppm.
`-xLAB`	`xLAB`	`None`	Axis Label 8 Chars, No Spaces.
`-xMODE`	`xMODE`	`0`	Acquisition Mode Code or Keyword: 0=Complex,States,Complex-N,States-N. 0=States-TPPI,States-TPPI-N. 1=Real,TPPI. 2=Sequential,Bruker.
`-xALT`	`xALT`	`0`	Sign Adjustment Code or Keyword: 0=Complex,States No Alternation Needed. 0=Real,TPPI No Alternation Needed. 1=Sequential,Bruker Real Alternation. 2=States-TPPI Complex Alternation. With Negation of Imaginaries: 16=Complex-N No Alternation Needed. 16=States-N No Alternation Needed. 18=States-TPPI-N Complex Alternation.

Axis-Specific Header Flags -xQ -yQ etc. Not required for conversion. Used to adjust header:

`-xTD`	`xTD`	Original Time Domain Size. Pts.
`-xFD`	`xFD`	Final Max Freq Domain Size. Pts.
`-xZFP`	`xZFP`	Zero Fill Parameter. Pts (Negative).
`-xMID`	`xMID`	Carrier Virtual Loc. Pts.
`-xORIG`	`xORIG`	Last Point Coord. Hz.
`-xDIM`	`xDIM`	Dimension Order. 2=Original X-Axis 1=Original Y-Axis 3=Original Z-Axis 4=Original A-Axis
`-xFT`	`xFT`	Fourier Flag Code or Keyword: 0=Time Time-Domain Data. 1=Freq Frequency-Domain Data.

Special Acquisition-Axis Flags (no longer required):

`-aqN`	`aqN`		Actual Size. Pts Real or Imag.
`-aqMODE`	`aqMODE`		Acquisition Mode. 0=Complex. 1=Real. 2=Sequential.

Axis-Specific Processing Values -xQ -yQ etc:

`-xAPOD`	`xAPOD`	Apodize Function SP EM GM TM TRI or NONE.
`-xQ1`	`xQ1`	Apodize Parameter 1. Depends on Function.
`-xQ2`	`xQ2`	Apodize Parameter 2. Depends on Function.
`-xQ3`	`xQ3`	Apodize Parameter 3. Depends on Function.
`-xC1`	`xC1`	First Point Scale. Default is 1.0.
`-xP0`	`xP0`	Zero Order Phase. Degrees.
`-xP1`	`xP1`	First Order Phase. Degrees.