29
30
31
32#include "implicit_f.inc"
33
34
35
36#include "mvsiz_p.inc"
37
38
39
40#include "param_c.inc"
41#include "vect01_c.inc"
42
43
44
45 INTEGER MAT(MVSIZ), MXG(MVSIZ),IGTYP
46
48 . pm(npropm,*), geo(npropg,*), deltax(mvsiz), dtx(mvsiz)
49
50
51
52 INTEGER I, MX, IG,INEW
53
55 . rho0, g, c1, ssp, c,
56 . iyy, izz, sl2i, shf, dmp,
57 . dsh, phi, f1, f2, fac, young,cst,fsh
58
59 DO i=lft,llt
60 mx = mat(i)
61 rho0 = pm( 1,mx)
62 g = pm(22,mx)
63 c1 = pm(32,mx)
64 ssp = pm(27,mx)
65 ig = mxg(i)
66 iyy = geo(2,ig)
67 izz = geo(18,ig)
68
69 sl2i = geo(1,ig)*deltax(i)**2/
max(em20,izz,iyy)
70 cst = six_over_5*pm(20,mx)/g
71 fsh = deltax(i)/(one_over_12*sl2i+cst)
73
74 dmp =
max(geo(16,ig),geo(17,ig))
75 dmp =dmp*sqrt(two)
76 fac =sqrt(one+dmp*dmp)-dmp
77
78 dtx(i) = fac * deltax(i) /
max(em20,ssp)
79 IF (igtyp /= 18) dtx(i) = dtx(i)/sqrt(fsh)
80 ENDDO
81
82 RETURN