phi.c File Reference

Calculate a torsion angle. More...

#include <math.h>
#include "MathType.h"

Go to the source code of this file.

Functions
REAL	blPhi (REAL xi, REAL yi, REAL zi, REAL xj, REAL yj, REAL zj, REAL xk, REAL yk, REAL zk, REAL xl, REAL yl, REAL zl)

Detailed Description

Calculate a torsion angle.

Version

V1.8

Date

17.07.14

Copyright

(c) UCL / Dr. Andrew C. R. Martin 1993-2014

Author

Dr. Andrew C. R. Martin

Institute of Structural & Molecular Biology, University College London, Gower Street, London. WC1E 6BT.

andre.nosp@m.w@bi.nosp@m.oinf..nosp@m.org..nosp@m.uk andre.nosp@m.w.ma.nosp@m.rtin@.nosp@m.ucl..nosp@m.ac.uk

This code is NOT IN THE PUBLIC DOMAIN, but it may be copied according to the conditions laid out in the accompanying file COPYING.DOC.

The code may be modified as required, but any modifications must be documented so that the person responsible can be identified.

The code may not be sold commercially or included as part of a commercial product except as described in the file COPYING.DOC.

Description:

Usage:

Revision History:

• V1.7 07.07.14 Use bl prefix for functions By: CTP
• V1.8 17.07.14 Removed unused varables By: ACRM

Definition in file phi.c.

Function Documentation

REAL blPhi	(	REAL	xi,
		REAL	yi,
		REAL	zi,
		REAL	xj,
		REAL	yj,
		REAL	zj,
		REAL	xk,
		REAL	yk,
		REAL	zk,
		REAL	xl,
		REAL	yl,
		REAL	zl
	)

Parameters

[in]	xi	Input coordinate
[in]	yi	Input coordinate
[in]	zi	Input coordinate
[in]	xj	Input coordinate
[in]	yj	Input coordinate
[in]	zj	Input coordinate
[in]	xk	Input coordinate
[in]	yk	Input coordinate
[in]	zk	Input coordinate
[in]	xl	Input coordinate
[in]	yl	Input coordinate
[in]	zl	Input coordinate

Returns

The torsion angle between the 4 atoms

Calculates the torsion angle described by 4 sets of coordinates.

• 04.03.91 Original By: ACRM
• 16.06.93 Changed float to REAL
• 07.07.14 Use bl prefix for functions By: CTP
• 17.07.14 Removed unused variables By: ACRM

Definition at line 107 of file phi.c.