628 lines
21 KiB
C
628 lines
21 KiB
C
/* tacov.f -- translated by f2c (version 20000817).
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You must link the resulting object file with the libraries:
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-lf2c -lm (in that order)
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*/
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#include "f2c.h"
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/* Common Block Declarations */
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struct {
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integer inx;
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real c1rx, c2rx, rmin, rmax, cl1r;
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} curve_;
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#define curve_1 curve_
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/* Table of constant values */
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static doublereal c_b7 = 1.;
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static doublereal c_b9 = 360.;
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/* ----------------------------------------------------------------------- */
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/* FILE T_CONV */
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/* SUBROUTINE T_CONV(EI,AKI,EF,AKF,QHKL,EN,HX,HY,HZ,IF1,IF2,LDK,LDH,LDF */
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/* 1 LPA,DM,DA,HELM,F1H,F1V,F2H,F2V,F,IFX,ISS,ISM,ISA, */
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/* 2 T_A,T_RM,T_ALM,LDRA,LDR_RM,LDR_ALM,P_IH,C_IH,IER) */
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/* SUBROUTINE EX_CASE(DX,ISX,AKX,AX1,AX2,RX,ALX,IER) */
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/* SUBROUTINE SAM_CASE(QT,QM,QS,AKI,AKF,AX3,AX4,ISS,IER) */
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/* SUBROUTINE HELM_CASE(HX,HY,HZ,P_IH,AKI,AKF,A4,QM,HELM,IER) */
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/* SUBROUTINE FLIP_CASE(IF1,IF2,P_IH,F1V,F1H,F2V,F2H,AKI,AKF,IER) */
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/* ----------------------------------------------------------------------- */
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/* Subroutine */ int t_conv__(real * ei, real * aki, real * ef, real * akf,
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real *
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qhkl, real * en, real * hx, real * hy,
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real * hz, integer * if1, integer * if2,
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logical * ldk, logical * ldh, logical * ldf,
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logical * lpa, real * dm, real * da,
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real * helm, real * f1h, real * f1v,
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real * f2h, real * f2v, real * f,
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integer * ifx, integer * iss, integer * ism,
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integer * isa, real * t_a__, real * t_rm__,
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real * t_alm__, real * qm, logical * ldra,
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logical * ldr_rm__, logical * ldr_alm__,
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real * p_ih__, real * c_ih__, integer * ier)
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{
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/* System generated locals */
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doublereal d__1;
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/* Builtin functions */
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double sqrt(doublereal);
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/* Local variables */
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static doublereal edef[2], dakf, daki;
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static integer imod;
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extern /* Subroutine */ int sam_case__(doublereal *, doublereal *,
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doublereal *, doublereal *,
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doublereal *, doublereal *,
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doublereal *, integer *,
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integer *);
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static integer i__;
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static doublereal akdef[2];
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extern /* Subroutine */ int helm_case__(real *, real *, real *, real *,
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real *, real *, real *,
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doublereal *, real *, real *,
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integer *);
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static doublereal dqhkl[3];
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extern /* Subroutine */ int flip_case__(integer *, integer *, real *,
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real *, real *, real *, real *,
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real *, real *, integer *);
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static logical lmoan[2];
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static doublereal a1, a2, a3, a4, a5, a6;
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static integer id;
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static doublereal ra;
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extern /* Subroutine */ int rl2spv_(doublereal *, doublereal *,
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doublereal *, doublereal *,
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integer *);
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static integer iq;
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static doublereal rm;
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static logical lqhkle;
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extern /* Subroutine */ int erreso_(integer *, integer *);
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static doublereal dda, ala, def, dei, ddm, alm, dqm;
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extern /* Subroutine */ int ex_case__(doublereal *, integer *, doublereal
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*, doublereal *, doublereal *,
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doublereal *, doublereal *,
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integer *);
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static doublereal dqt[3], dqs;
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/* ----------------------------------------------------------------------- */
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/* INPUT */
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/* EI,AKI,EF,AKF,QHKL,EN,HX,HY,HZ : POTENTIAL TARGETS */
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/* IF1,IF2 Status of flippers On (1) Off (0) */
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/* LDK(8) LOGICAL INDICATING IF (ENERGY,K OR Q) ARE DRIVEN */
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/* LDH,LDF LOGICAL INDICATING IF (HX,HY,HZ) OR (F1,F2) ARE DRIVEN */
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/* configuration of the machine */
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/* LPA LOGICAL TRUE IF MACHINE IN POLARIZATION MODE */
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/* DM,DA,HELM,F1H,F1V,F2H,F2V,F,IFX,ISS,ISM,ISA,QM (F ENERGY UNIT) */
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/* OUTPUT */
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/* T_A TARGETS OF ANGLES A1-A6 */
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/* T_RM,T_ALM TARGETS OF RM ,LM */
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/* QM TARGETS OF QM */
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/* LDRA LOGICAL INDICATING WHICH ANGLES ARE TO BE DRIVEN */
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/* LDR_RM,LDR_ALM LOGICAL INDICATING IF RM OR ALM ARE TO BE DRIVEN */
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/* P_IH TARGETS OF CURRENTS FOR FLIPPERS AND HELMOTZ (8 CURRENTS) */
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/* C_IH CONVERSION FACTORS FOR HELMOTZ (4 CURRENTS) */
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/* SPECIAL OUTPUTS */
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/* TARGET OF EI(EF) IS UPDATED IS KI(KF) IS DRIVEN */
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/* TARGET OF VARIABLE ENERGY IS UPDATED IF EN IS DRIVEN */
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/* ----------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------- */
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/* PASSED PARAMETERS */
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/* ----------------------------------------------------------------------- */
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/* LOCAL VARIABLES */
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/* ----------------------------------------------------------------------- */
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/* SET UP */
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/* IMOD INDEX FOR ERROR TREATMENAT BY ERRESO */
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/* LDQHKLE : LOGICAL INDICATING THAT WE ARE DEALING WITH A MOVE */
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/* IN RECIPROCICAL SPACE */
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/* WE REMAP THE ENERGY PB AS FIXED ENERGY IN EDEF(1) */
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/* AND VARIABLE ENERGY IN EDEF(2) */
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/* IF ISA IS NUL SET IFX TO 1 AND PUT EF,KF, EQUAL TO EI,KI */
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/* Parameter adjustments */
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--c_ih__;
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--p_ih__;
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--ldra;
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--t_a__;
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--ldk;
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--qhkl;
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/* Function Body */
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imod = 3;
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ddm = *dm;
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dda = *da;
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for (i__ = 1; i__ <= 2; ++i__) {
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lmoan[i__ - 1] = FALSE_;
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}
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lqhkle = FALSE_;
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for (iq = 5; iq <= 8; ++iq) {
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lqhkle = lqhkle || ldk[iq];
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}
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daki = *aki;
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dakf = *akf;
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if (*isa == 0) {
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*ifx = 1;
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}
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edef[*ifx - 1] = *ei;
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akdef[*ifx - 1] = *aki;
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edef[3 - *ifx - 1] = *ef;
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akdef[3 - *ifx - 1] = *akf;
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if (*isa == 0) {
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edef[1] = edef[0];
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akdef[1] = akdef[0];
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ldk[3] = TRUE_;
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ldk[4] = TRUE_;
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t_a__[5] = 0.f;
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t_a__[6] = 0.f;
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ldra[5] = TRUE_;
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ldra[6] = TRUE_;
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}
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/* ----------------------------------------------------------------------- */
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/* FIRST TAKE IN ACCOUNT THE FIXED ENERGY PB */
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if (ldk[(*ifx << 1) - 1] || ldk[*ifx * 2]) {
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lmoan[*ifx - 1] = TRUE_;
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if (ldk[(*ifx << 1) - 1]) {
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*ier = 1;
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if (edef[0] < .1) {
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goto L999;
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}
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*ier = 0;
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akdef[0] = sqrt(edef[0] / *f);
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} else {
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*ier = 1;
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if (akdef[0] < .1) {
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goto L999;
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}
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*ier = 0;
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/* Computing 2nd power */
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d__1 = akdef[0];
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edef[0] = *f * (d__1 * d__1);
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}
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}
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/* ----------------------------------------------------------------------- */
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/* NOW TAKE IN ACCOUNT THE VARIABLE ENERGY PB */
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/* VARIABLE ENERGUY IS DRIVEN EITHER EXPLICITLY */
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/* E.G. BY DRIVING EI OR KI WITH IFX=2 */
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/* ( AND WE MUST CALCULATE EN FROM EVAR) */
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/* THE RULE IS : EI=EF+EN : EN IS THE ENERGY LOSS OF NEUTRONS */
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/* OR ENERGY GAIN OF SAMPLE */
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/* OR IMPLICITLY BY DRIVING THE TRANSFERED ENERGY EN */
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/* ( AND WE MUST CALCULATE EVAR FROM EN) */
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/* IF KI IS CONSTANT USE THE CURRENT VALUE CONTAINED IN POSN ARRAY */
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/* TO CALCULATE THE NON-"CONSTANT" K. */
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/* IF KF IS CONSTANT USE ALWAYS THE VALUE IN TARGET AND */
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/* DO A DRIVE OF KF TO KEEP A5/A6 IN RIGHT POSITION */
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if (ldk[5 - (*ifx << 1)] || ldk[6 - (*ifx << 1)]) {
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lmoan[3 - *ifx - 1] = TRUE_;
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if (ldk[5 - (*ifx << 1)]) {
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*ier = 1;
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if (edef[1] < 1e-4) {
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goto L999;
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}
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*ier = 0;
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akdef[1] = sqrt(edef[1] / *f);
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} else {
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*ier = 1;
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if (akdef[1] < 1e-4) {
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goto L999;
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}
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*ier = 0;
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/* Computing 2nd power */
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d__1 = akdef[1];
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edef[1] = *f * (d__1 * d__1);
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}
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*en = (3 - (*ifx << 1)) * (edef[0] - edef[1]);
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} else if (lqhkle) {
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lmoan[3 - *ifx - 1] = TRUE_;
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edef[1] = edef[0] + ((*ifx << 1) - 3) * *en;
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*ier = 1;
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if (edef[1] < 1e-4) {
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goto L999;
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}
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*ier = 0;
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akdef[1] = sqrt(edef[1] / *f);
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}
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/* ----------------------------------------------------------------------- */
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/* CALCULATE MONOCHROMATOR AND ANALYSER ANGLES */
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if (lmoan[0]) {
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dei = edef[*ifx - 1];
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daki = akdef[*ifx - 1];
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ex_case__(&ddm, ism, &daki, &a1, &a2, &rm, &alm, ier);
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if (*ier == 0) {
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*aki = daki;
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*ei = dei;
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t_a__[1] = a1;
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t_a__[2] = a2;
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*t_rm__ = rm;
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*t_alm__ = alm;
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ldra[1] = TRUE_;
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ldra[2] = TRUE_;
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*ldr_rm__ = TRUE_;
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*ldr_alm__ = TRUE_;
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} else {
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goto L999;
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}
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}
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if (lmoan[1]) {
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def = edef[3 - *ifx - 1];
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dakf = akdef[3 - *ifx - 1];
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ex_case__(&dda, isa, &dakf, &a5, &a6, &ra, &ala, ier);
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if (*ier == 0) {
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*akf = dakf;
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*ef = def;
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t_a__[5] = a5;
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t_a__[6] = a6;
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ldra[5] = TRUE_;
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ldra[6] = TRUE_;
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} else {
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goto L999;
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}
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}
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/* ----------------------------------------------------------------------- */
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/* USE (QH,QK,QL) TO CALCULATE A3 AND A4 */
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/* CALCULATE Q1 AND Q2 IN SCATTERING PLANE */
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imod = 2;
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if (lqhkle) {
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for (id = 1; id <= 3; ++id) {
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dqhkl[id - 1] = qhkl[id];
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}
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rl2spv_(dqhkl, dqt, &dqm, &dqs, ier);
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if (*ier != 0) {
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goto L999;
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}
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sam_case__(dqt, &dqm, &dqs, &daki, &dakf, &a3, &a4, iss, ier);
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if (*ier == 0) {
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t_a__[3] = a3;
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t_a__[4] = a4;
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ldra[3] = TRUE_;
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ldra[4] = TRUE_;
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*qm = dqm;
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} else {
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goto L999;
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}
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}
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/* ----------------------------------------------------------------------- */
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/* DEAL WITH FLIPPERS AND HELMOTZ COILS IF LPA */
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if (*lpa && (lmoan[0] || lmoan[1])) {
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if (*ldf) {
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flip_case__(if1, if2, &p_ih__[1], f1v, f1h, f2v, f2h, aki, akf, ier);
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}
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if (*ldh) {
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helm_case__(hx, hy, hz, &p_ih__[1], &c_ih__[1], aki, akf, &a4, qm,
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helm, ier);
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}
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}
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/* ----------------------------------------------------------------------- */
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L999:
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if (*ier != 0) {
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erreso_(&imod, ier);
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}
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return 0;
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} /* t_conv__ */
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/* Subroutine */ int ex_case__(doublereal * dx, integer * isx,
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doublereal * akx,
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doublereal * ax1, doublereal * ax2,
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doublereal * rx, doublereal * alx,
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integer * ier)
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{
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/* System generated locals */
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doublereal d__1, d__2;
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/* Builtin functions */
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double asin(doublereal), sin(doublereal), cos(doublereal),
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sqrt(doublereal);
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/* Local variables */
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static doublereal dcl1r, dc1rx, dc2rx, drmin, drmax, arg;
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/* ----------------------------------------------------------------------- */
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/* CALCULATE ANGLES ON MONO/ANALYSER */
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/* CALCULATE AX1 AX2 */
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/* CALCULATE RX LX MONO CURVATURE AND LM FOR IN8 */
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/* INPUT */
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/* DX D-SPACINGS */
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/* ISX SENS OF SCATTERING ON CRYSTAL */
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/* AKX TARGET OF MOMENTUM */
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/* OUTPUT */
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/* AX1 AX2 THETA 2*THETA ANGLES */
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/* RX MONO OR ANALYSER CURVATURE */
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/* ALX SPECIAL TRANSLATION FOR IN8 */
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/* IER */
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/* 1 ' KI OR KF CANNOT BE OBTAINED CHECK D-SPACINGS', */
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/* 2 ' KI OR KF TOO SMALL', */
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/* 3 ' KI OR KF TOO BIG', */
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/* ----------------------------------------------------------------------- */
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/* Values of parameters */
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/* INX=1 IN8 , INX=0 others instruments */
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/* C1RX C2RX constants values to calculate RM on all instruments */
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/* RMIN, RMAX min max on RNM */
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/* CL1R constant value to calculate LM for IN8 */
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/* ----------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------- */
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/* PASSED PARAMETERS */
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/* ----------------------------------------------------------------------- */
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/* LOCAL VAR */
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/* ----------------------------------------------------------------------- */
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/* INIT AND TEST */
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*ier = 0;
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dc1rx = curve_1.c1rx;
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dc2rx = curve_1.c2rx;
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drmin = curve_1.rmin;
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drmax = curve_1.rmax;
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dcl1r = curve_1.cl1r;
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if (*dx < .1f) {
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*ier = 1;
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}
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if (*akx < .1f) {
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*ier = 2;
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}
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arg = 3.1415926535897932384626433832795f / (*dx * *akx);
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if (abs(arg) > 1.f) {
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*ier = 3;
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}
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if (*ier != 0) {
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goto L999;
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}
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/* ----------------------------------------------------------------------- */
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/* CALCULATION OF THE TWO ANGLES */
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*ax1 = asin(arg) * *isx * 57.29577951308232087679815481410517f;
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*ax2 = *ax1 * 2.;
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/* ----------------------------------------------------------------------- */
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/* CALCULATION OF MONO CURVATURE RM OR ANALYSER CURVATURE RA */
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/* STANDARD LAW IS C1RX+C2RX/SIN(A1/RD) */
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/* C1RX AND C2RX ARE CONSTANTS DEPENDING ON MONO AND MACHINES */
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/* C1RX=.47 */
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/* C2RX=.244 */
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/* RMIN=0. */
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/* RMAX=20. */
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/* IN1/IN3/IN12/IN14/IN20 CASE */
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if (curve_1.inx == 0) {
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/* Computing MIN */
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/* Computing MAX */
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d__2 = dc1rx + dc2rx / sin(abs(*ax1) /
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57.29577951308232087679815481410517f);
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d__1 = max(d__2, drmin);
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*rx = min(d__1, drmax);
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} else {
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/* IN8 CASE */
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*alx =
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dcl1r / sin(*ax2 / 57.29577951308232087679815481410517f) *
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cos(*ax2 / 57.29577951308232087679815481410517f);
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*rx = dc2rx * sqrt(sin(*ax2 / 57.29577951308232087679815481410517f))
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- dc1rx;
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}
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/* ----------------------------------------------------------------------- */
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L999:
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return 0;
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} /* ex_case__ */
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/* ========================================================================= */
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/* Subroutine */ int sam_case__(doublereal * qt, doublereal * qm,
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doublereal *
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qs, doublereal * aki, doublereal * akf,
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doublereal * ax3, doublereal * ax4,
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integer * iss, integer * ier)
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{
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/* System generated locals */
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doublereal d__1, d__2;
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/* Builtin functions */
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double acos(doublereal), atan2(doublereal, doublereal), d_sign(doublereal
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*,
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doublereal
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*),
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d_mod(doublereal *, doublereal *);
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/* Local variables */
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static doublereal arg, sax3;
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/* ----------------------------------------------------------------------- */
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/* DEAL WITH SAMPLE ANGLES CALCULATION FROM Q VERTOR IN C-N PLANE */
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/* CALCULATE A3 AND A4 */
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/* INPUT */
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/* QT Q-VECTOR IN SCATTERING PLANE */
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/* QM,QS Q MODULUS AND QMODULUS SQUARED */
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/* AKI,AKF MOMEMTA ON MONO AND ANYLSER */
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/* ISS SENS OF SCATTERING ON SAMPLE */
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/* OUTPUT */
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/* AX3 AX4 ANGLES ON SAMPLES */
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/* IER SAME ERROR AS RL2SPV */
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/* IER */
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/* 1 ' MATRIX S NOT OK', */
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/* 2 ' Q NOT IN SCATTERING PLANE', */
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/* 3 ' Q MODULUS TOO SMALL', */
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/* 4 ' Q MODULUS TOO BIG', */
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/* ----------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------- */
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/* PASSED PARAMETERS */
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/* ----------------------------------------------------------------------- */
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/* INIT AND TEST */
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/* Parameter adjustments */
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--qt;
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/* Function Body */
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*ier = 0;
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if (abs(*qs) < 1e-6 || abs(*qm) < .001) {
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*ier = 3;
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|
goto L999;
|
|
}
|
|
/* ----------------------------------------------------------------------- */
|
|
/* CALCULATE A3 AND MOVE IT INTHE -180 ,+180 INTERVAL */
|
|
|
|
/* Computing 2nd power */
|
|
d__1 = *aki;
|
|
/* Computing 2nd power */
|
|
d__2 = *akf;
|
|
arg = (d__1 * d__1 + d__2 * d__2 - *qs) / (*aki * 2. * *akf);
|
|
if (abs(arg) > 1.) {
|
|
*ier = 4;
|
|
goto L999;
|
|
} else {
|
|
*ax4 = acos(arg) * *iss * 57.29577951308232087679815481410517;
|
|
}
|
|
/* Computing 2nd power */
|
|
d__1 = *akf;
|
|
/* Computing 2nd power */
|
|
d__2 = *aki;
|
|
*ax3 =
|
|
(-atan2(qt[2], qt[1]) -
|
|
acos((d__1 * d__1 - *qs -
|
|
d__2 * d__2) / (*qm * -2. * *aki)) * d_sign(&c_b7,
|
|
ax4)) *
|
|
57.29577951308232087679815481410517;
|
|
sax3 = d_sign(&c_b7, ax3);
|
|
d__1 = *ax3 + sax3 * 180.;
|
|
*ax3 = d_mod(&d__1, &c_b9) - sax3 * 180.;
|
|
|
|
/* IF(LPLATE) AX3=-ATAN(SIN(AX4/RD)/(LSA*TAN(AX5/RD)/(ALMS*C */
|
|
/* 1 TAN(AX1/RD))*(AKI/KF)**2-COS(AX4/RD)))*RD !PLATE FOCALIZATION OPTION */
|
|
/* IF(AXX3.GT.180.D0) AX3=AX3-360.D0 */
|
|
/* IF( A3.LT.-180.D0) AX3=AX3+360.D0 */
|
|
/* IF(LPLATE.AND.A3.GT.0.0) AX3=AX3-180 */
|
|
/* C----------------------------------------------------------------------- */
|
|
L999:
|
|
return 0;
|
|
} /* sam_case__ */
|
|
|
|
/* ============================================================================ */
|
|
/* Subroutine */ int helm_case__(real * hx, real * hy, real * hz,
|
|
real * t_ih__,
|
|
real * c_ih__, real * aki, real * akf,
|
|
doublereal * a4, real * qm, real * helm,
|
|
integer * ier)
|
|
{
|
|
/* System generated locals */
|
|
real r__1, r__2;
|
|
|
|
/* Builtin functions */
|
|
double cos(doublereal), sin(doublereal), atan2(doublereal, doublereal),
|
|
sqrt(doublereal);
|
|
|
|
/* Local variables */
|
|
static real hrad, hdir, qpar, hdir2, qperp;
|
|
static integer ic;
|
|
static real phi;
|
|
|
|
/* ----------------------------------------------------------------------- */
|
|
/* DEAL WITH HELMOTZ COIL FIELD CALCULATIONS */
|
|
/* CALCULATE HX HY HZ */
|
|
/* ----------------------------------------------------------------------- */
|
|
/* ----------------------------------------------------------------------- */
|
|
/* PASSED PARAMETERS */
|
|
/* ----------------------------------------------------------------------- */
|
|
/* INIT AND TEST */
|
|
|
|
/* Parameter adjustments */
|
|
--c_ih__;
|
|
--t_ih__;
|
|
|
|
/* Function Body */
|
|
*ier = 1;
|
|
if (dabs(*qm) < 1e-4f) {
|
|
goto L999;
|
|
}
|
|
*ier = 0;
|
|
for (ic = 1; ic <= 4; ++ic) {
|
|
if (c_ih__[ic] < 1e-4f) {
|
|
*ier = 2;
|
|
}
|
|
}
|
|
if (*ier != 0) {
|
|
goto L999;
|
|
}
|
|
/* ----------------------------------------------------------------------- */
|
|
/* CALCULATE MODULE AND ANGLES OF IN PLANE FIELD H */
|
|
/* PHI !ANGLE BETWEEN Q AND KI */
|
|
/* HRAD !RADIAL COMP. OF H */
|
|
/* HDIR !DIRECTION OF H (IN RADIANS) */
|
|
/* HDIR2 !ANGLE BETWEEN FIELD AND AXE OF COIL 1 */
|
|
|
|
qpar = *aki - *akf * cos(*a4 / 57.29577951308232087679815481410517f);
|
|
qperp = *akf * sin(*a4 / 57.29577951308232087679815481410517f);
|
|
phi = atan2(qpar, qperp);
|
|
/* Computing 2nd power */
|
|
r__1 = *hx;
|
|
/* Computing 2nd power */
|
|
r__2 = *hy;
|
|
hrad = sqrt(r__1 * r__1 + r__2 * r__2);
|
|
if (hrad > 1e-4f) {
|
|
hdir = atan2(*hy, *hx);
|
|
}
|
|
hdir2 = phi + hdir + *helm / 57.29577951308232087679815481410517f +
|
|
1.5707963267948966f;
|
|
/* ----------------------------------------------------------------------- */
|
|
/* !CALC CURRENTS */
|
|
/* !POSITION OF PSP FOR COIL I */
|
|
|
|
for (ic = 1; ic <= 3; ++ic) {
|
|
t_ih__[ic + 4] = cos(hdir2 + (ic - 1) * 2.f *
|
|
3.1415926535897932384626433832795f / 3.f) * hrad /
|
|
c_ih__[ic]
|
|
/ 1.5f;
|
|
}
|
|
t_ih__[8] = *hz / c_ih__[4];
|
|
/* ----------------------------------------------------------------------- */
|
|
L999:
|
|
return 0;
|
|
} /* helm_case__ */
|
|
|
|
/* Subroutine */ int flip_case__(integer * if1, integer * if2,
|
|
real * t_ih__,
|
|
real * f1v, real * f1h, real * f2v,
|
|
real * f2h, real * aki, real * akf,
|
|
integer * ier)
|
|
{
|
|
/* ----------------------------------------------------------------------- */
|
|
/* DEAL WITH FLIPPER COIL CALCULATIONS */
|
|
/* CALCULATE P_IF CURRENTS FOR THE TWO FLIPPERS */
|
|
/* ----------------------------------------------------------------------- */
|
|
/* PASSED PARAMETERS */
|
|
/* ----------------------------------------------------------------------- */
|
|
/* INIT AND TEST */
|
|
|
|
/* Parameter adjustments */
|
|
--t_ih__;
|
|
|
|
/* Function Body */
|
|
*ier = 0;
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
if (*if1 == 1) {
|
|
t_ih__[1] = *f1v;
|
|
t_ih__[2] = *aki * *f1h;
|
|
} else {
|
|
t_ih__[1] = 0.f;
|
|
t_ih__[2] = 0.f;
|
|
}
|
|
if (*if2 == 1) {
|
|
t_ih__[3] = *f2v;
|
|
t_ih__[4] = *akf * *f2h;
|
|
} else {
|
|
t_ih__[3] = 0.f;
|
|
t_ih__[4] = 0.f;
|
|
}
|
|
/* ----------------------------------------------------------------------- */
|
|
/* L999: */
|
|
return 0;
|
|
} /* flip_case__ */
|