1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
|
! -*- f90 -*-
! Author: Pearu Peterson <pearu@cens.ioc.ee>
!
python module dfitpack ! in
usercode '''
static double dmax(double* seq,int len) {
double val;
int i;
if (len<1)
return -1e308;
val = seq[0];
for(i=1;i<len;++i)
if (seq[i]>val) val = seq[i];
return val;
}
static double dmin(double* seq,int len) {
double val;
int i;
if (len<1)
return 1e308;
val = seq[0];
for(i=1;i<len;++i)
if (seq[i]<val) val = seq[i];
return val;
}
static double calc_b(double* x,int m,double* tx,int nx) {
double val1 = dmin(x,m);
double val2 = dmin(tx,nx);
if (val2>val1) return val1;
val1 = dmax(tx,nx);
return val2 - (val1-val2)/nx;
}
static double calc_e(double* x,int m,double* tx,int nx) {
double val1 = dmax(x,m);
double val2 = dmax(tx,nx);
if (val2<val1) return val1;
val1 = dmin(tx,nx);
return val2 + (val2-val1)/nx;
}
static int imax(int i1,int i2) {
return MAX(i1,i2);
}
static int calc_surfit_lwrk1(int m, int kx, int ky, int nxest, int nyest) {
int u = nxest-kx-1;
int v = nyest-ky-1;
int km = MAX(kx,ky)+1;
int ne = MAX(nxest,nyest);
int bx = kx*v+ky+1;
int by = ky*u+kx+1;
int b1,b2;
if (bx<=by) {b1=bx;b2=bx+v-ky;}
else {b1=by;b2=by+u-kx;}
return u*v*(2+b1+b2)+2*(u+v+km*(m+ne)+ne-kx-ky)+b2+1;
}
static int calc_surfit_lwrk2(int m, int kx, int ky, int nxest, int nyest) {
int u = nxest-kx-1;
int v = nyest-ky-1;
int bx = kx*v+ky+1;
int by = ky*u+kx+1;
int b2 = (bx<=by?bx+v-ky:by+u-kx);
return u*v*(b2+1)+b2;
}
static int calc_regrid_lwrk(int mx, int my, int kx, int ky,
int nxest, int nyest) {
int u = MAX(my, nxest);
return 4+nxest*(my+2*kx+5)+nyest*(2*ky+5)+mx*(kx+1)+my*(ky+1)+u;
}
'''
interface
!!!!!!!!!! Univariate spline !!!!!!!!!!!
subroutine splev(t,n,c,k,x,y,m,ier)
! y = splev(t,c,k,x)
real*8 dimension(n),intent(in) :: t
integer intent(hide),depend(t) :: n=len(t)
real*8 dimension(n),depend(n,k),check(len(c)==n),intent(in) :: c
integer :: k
real*8 dimension(m),intent(in) :: x
real*8 dimension(m),depend(m),intent(out) :: y
integer intent(hide),depend(x) :: m=len(x)
integer intent(hide) :: ier
end subroutine splev
subroutine splder(t,n,c,k,nu,x,y,m,wrk,ier)
! dy = splder(t,c,k,x,[nu])
real*8 dimension(n) :: t
integer depend(t),intent(hide) :: n=len(t)
real*8 dimension(n),depend(n,k),check(len(c)==n),intent(in) :: c
integer :: k
integer depend(k),check(0<=nu && nu<=k) :: nu = 1
real*8 dimension(m) :: x
real*8 dimension(m),depend(m),intent(out) :: y
integer depend(x),intent(hide) :: m=len(x)
real*8 dimension(n),depend(n),intent(cache,hide) :: wrk
integer intent(hide) :: ier
end subroutine splder
function splint(t,n,c,k,a,b,wrk)
! iy = splint(t,c,k,a,b)
real*8 dimension(n),intent(in) :: t
integer intent(hide),depend(t) :: n=len(t)
real*8 dimension(n),depend(n),check(len(c)==n) :: c
integer intent(in) :: k
real*8 intent(in) :: a
real*8 intent(in) :: b
real*8 dimension(n),depend(n),intent(cache,hide) :: wrk
real*8 :: splint
end function splint
subroutine sproot(t,n,c,zero,mest,m,ier)
! zero,m,ier = sproot(t,c[,mest])
real*8 dimension(n),intent(in) :: t
integer intent(hide),depend(t),check(n>=8) :: n=len(t)
real*8 dimension(n),depend(n),check(len(c)==n) :: c
real*8 dimension(mest),intent(out),depend(mest) :: zero
integer optional,intent(in),depend(n) :: mest=3*(n-7)
integer intent(out) :: m
integer intent(out) :: ier
end subroutine sproot
subroutine spalde(t,n,c,k,x,d,ier)
! d,ier = spalde(t,c,k,x)
callprotoargument double*,int*,double*,int*,double*,double*,int*
callstatement {int k1=k+1; (*f2py_func)(t,&n,c,&k1,&x,d,&ier); }
real*8 dimension(n) :: t
integer intent(hide),depend(t) :: n=len(t)
real*8 dimension(n),depend(n),check(len(c)==n) :: c
integer intent(in) :: k
real*8 intent(in) :: x
real*8 dimension(k+1),intent(out),depend(k) :: d
integer intent(out) :: ier
end subroutine spalde
subroutine curfit(iopt,m,x,y,w,xb,xe,k,s,nest,n,t,c,fp,wrk,lwrk,iwrk,ier)
! in curfit.f
integer :: iopt
integer intent(hide),depend(x),check(m>k),depend(k) :: m=len(x)
real*8 dimension(m) :: x
real*8 dimension(m),depend(m),check(len(y)==m) :: y
real*8 dimension(m),depend(m),check(len(w)==m) :: w
real*8 optional,depend(x),check(xb<=x[0]) :: xb = x[0]
real*8 optional,depend(x,m),check(xe>=x[m-1]) :: xe = x[m-1]
integer optional,check(1<=k && k <=5),intent(in) :: k=3
real*8 optional,check(s>=0.0) :: s = 0.0
integer intent(hide),depend(t) :: nest=len(t)
integer intent(out), depend(nest) :: n=nest
real*8 dimension(nest),intent(inout) :: t
real*8 dimension(n),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk),intent(inout) :: wrk
integer intent(hide),depend(wrk) :: lwrk=len(wrk)
integer dimension(nest),intent(inout) :: iwrk
integer intent(out) :: ier
end subroutine curfit
subroutine percur(iopt,m,x,y,w,k,s,nest,n,t,c,fp,wrk,lwrk,iwrk,ier)
! in percur.f
integer :: iopt
integer intent(hide),depend(x),check(m>k),depend(k) :: m=len(x)
real*8 dimension(m) :: x
real*8 dimension(m),depend(m),check(len(y)==m) :: y
real*8 dimension(m),depend(m),check(len(w)==m) :: w
integer optional,check(1<=k && k <=5),intent(in) :: k=3
real*8 optional,check(s>=0.0) :: s = 0.0
integer intent(hide),depend(t) :: nest=len(t)
integer intent(out), depend(nest) :: n=nest
real*8 dimension(nest),intent(inout) :: t
real*8 dimension(n),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk),intent(inout) :: wrk
integer intent(hide),depend(wrk) :: lwrk=len(wrk)
integer dimension(nest),intent(inout) :: iwrk
integer intent(out) :: ier
end subroutine percur
subroutine parcur(iopt,ipar,idim,m,u,mx,x,w,ub,ue,k,s,nest,n,t,nc,c,fp,wrk,lwrk,iwrk,ier)
! in parcur.f
integer check(iopt>=-1 && iopt <= 1):: iopt
integer check(ipar == 1 || ipar == 0) :: ipar
integer check(idim > 0 && idim < 11) :: idim
integer intent(hide),depend(u,k),check(m>k) :: m=len(u)
real*8 dimension(m), intent(inout) :: u
integer intent(hide),depend(x,idim,m),check(mx>=idim*m) :: mx=len(x)
real*8 dimension(mx) :: x
real*8 dimension(m) :: w
real*8 :: ub
real*8 :: ue
integer optional, check(1<=k && k<=5) :: k=3.0
real*8 optional, check(s>=0.0) :: s = 0.0
integer intent(hide), depend(t) :: nest=len(t)
integer intent(out), depend(nest) :: n=nest
real*8 dimension(nest), intent(inout) :: t
integer intent(hide), depend(c,nest,idim), check(nc>=idim*nest) :: nc=len(c)
real*8 dimension(nc), intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk), intent(inout) :: wrk
integer intent(hide),depend(wrk) :: lwrk=len(wrk)
integer dimension(nest), intent(inout) :: iwrk
integer intent(out) :: ier
end subroutine parcur
subroutine fpcurf0(iopt,x,y,w,m,xb,xe,k,s,nest,tol,maxit,k1,k2,n,t,c,fp,fpint,wrk,nrdata,ier)
! x,y,w,xb,xe,k,s,n,t,c,fp,fpint,nrdata,ier = \
! fpcurf0(x,y,k,[w,xb,xe,s,nest])
fortranname fpcurf
callprotoargument int*,double*,double*,double*,int*,double*,double*,int*,double*,int*,double*,int*,int*,int*,int*,double*,double*,double*,double*,double*,double*,double*,double*,double*,int*,int*
callstatement (*f2py_func)(&iopt,x,y,w,&m,&xb,&xe,&k,&s,&nest,&tol,&maxit,&k1,&k2,&n,t,c,&fp,fpint,wrk,wrk+nest,wrk+nest*k2,wrk+nest*2*k2,wrk+nest*3*k2,nrdata,&ier)
integer intent(hide) :: iopt = 0
real*8 dimension(m),intent(in,out) :: x
real*8 dimension(m),depend(m),check(len(y)==m),intent(in,out) :: y
real*8 dimension(m),depend(m),check(len(w)==m),intent(in,out) :: w = 1.0
integer intent(hide),depend(x),check(m>k),depend(k) :: m=len(x)
real*8 intent(in,out),depend(x),check(xb<=x[0]) :: xb = x[0]
real*8 intent(in,out),depend(x,m),check(xe>=x[m-1]) :: xe = x[m-1]
integer check(1<=k && k<=5),intent(in,out) :: k
real*8 check(s>=0.0),depend(m),intent(in,out) :: s = m
integer intent(in),depend(m,s,k,k1),check(nest>=2*k1) :: nest = (s==0.0?m+k+1:MAX(m/2,2*k1))
real*8 intent(hide) :: tol = 0.001
integer intent(hide) :: maxit = 20
integer intent(hide),depend(k) :: k1=k+1
integer intent(hide),depend(k) :: k2=k+2
integer intent(out) :: n
real*8 dimension(nest),intent(out),depend(nest) :: t
real*8 dimension(nest),depend(nest),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(nest),depend(nest),intent(out,cache) :: fpint
real*8 dimension(nest*3*k2+m*k1),intent(cache,hide),depend(nest,k1,k2,m) :: wrk
integer dimension(nest),depend(nest),intent(out,cache) :: nrdata
integer intent(out) :: ier
end subroutine fpcurf0
subroutine fpcurf1(iopt,x,y,w,m,xb,xe,k,s,nest,tol,maxit,k1,k2,n,t,c,fp,fpint,wrk,nrdata,ier)
! x,y,w,xb,xe,k,s,n,t,c,fp,fpint,nrdata,ier = \
! fpcurf1(x,y,w,xb,xe,k,s,n,t,c,fp,fpint,nrdata,ier)
fortranname fpcurf
callprotoargument int*,double*,double*,double*,int*,double*,double*,int*,double*,int*,double*,int*,int*,int*,int*,double*,double*,double*,double*,double*,double*,double*,double*,double*,int*,int*
callstatement (*f2py_func)(&iopt,x,y,w,&m,&xb,&xe,&k,&s,&nest,&tol,&maxit,&k1,&k2,&n,t,c,&fp,fpint,wrk,wrk+nest,wrk+nest*k2,wrk+nest*2*k2,wrk+nest*3*k2,nrdata,&ier)
integer intent(hide) :: iopt = 1
real*8 dimension(m),intent(in,out,overwrite) :: x
real*8 dimension(m),depend(m),check(len(y)==m),intent(in,out,overwrite) :: y
real*8 dimension(m),depend(m),check(len(w)==m),intent(in,out,overwrite) :: w
integer intent(hide),depend(x),check(m>k),depend(k) :: m=len(x)
real*8 intent(in,out) :: xb
real*8 intent(in,out) :: xe
integer check(1<=k && k<=5),intent(in,out) :: k
real*8 check(s>=0.0),intent(in,out) :: s
integer intent(hide),depend(t) :: nest = len(t)
real*8 intent(hide) :: tol = 0.001
integer intent(hide) :: maxit = 20
integer intent(hide),depend(k) :: k1=k+1
integer intent(hide),depend(k) :: k2=k+2
integer intent(in,out) :: n
real*8 dimension(nest),intent(in,out,overwrite) :: t
real*8 dimension(nest),depend(nest),check(len(c)==nest),intent(in,out,overwrite) :: c
real*8 intent(in,out) :: fp
real*8 dimension(nest),depend(nest),check(len(fpint)==nest),intent(in,out,cache,overwrite) :: fpint
real*8 dimension(nest*3*k2+m*k1),intent(cache,hide),depend(nest,k1,k2,m) :: wrk
integer dimension(nest),depend(nest),check(len(nrdata)==nest),intent(in,out,cache,overwrite) :: nrdata
integer intent(in,out) :: ier
end subroutine fpcurf1
subroutine fpcurfm1(iopt,x,y,w,m,xb,xe,k,s,nest,tol,maxit,k1,k2,n,t,c,fp,fpint,wrk,nrdata,ier)
! x,y,w,xb,xe,k,s,n,t,c,fp,fpint,nrdata,ier = \
! fpcurfm1(x,y,k,t,[w,xb,xe])
fortranname fpcurf
callprotoargument int*,double*,double*,double*,int*,double*,double*,int*,double*,int*,double*,int*,int*,int*,int*,double*,double*,double*,double*,double*,double*,double*,double*,double*,int*,int*
callstatement (*f2py_func)(&iopt,x,y,w,&m,&xb,&xe,&k,&s,&nest,&tol,&maxit,&k1,&k2,&n,t,c,&fp,fpint,wrk,wrk+nest,wrk+nest*k2,wrk+nest*2*k2,wrk+nest*3*k2,nrdata,&ier)
integer intent(hide) :: iopt = -1
real*8 dimension(m),intent(in,out) :: x
real*8 dimension(m),depend(m),check(len(y)==m),intent(in,out) :: y
real*8 dimension(m),depend(m),check(len(w)==m),intent(in,out) :: w = 1.0
integer intent(hide),depend(x),check(m>k),depend(k) :: m=len(x)
real*8 intent(in,out),depend(x),check(xb<=x[0]) :: xb = x[0]
real*8 intent(in,out),depend(x,m),check(xe>=x[m-1]) :: xe = x[m-1]
integer check(1<=k && k<=5),intent(in,out) :: k
real*8 intent(out) :: s = -1
integer intent(hide),depend(n) :: nest = n
real*8 intent(hide) :: tol = 0.001
integer intent(hide) :: maxit = 20
integer intent(hide),depend(k) :: k1=k+1
integer intent(hide),depend(k) :: k2=k+2
integer intent(out),depend(t) :: n = len(t)
real*8 dimension(n),intent(in,out,overwrite) :: t
real*8 dimension(nest),depend(nest),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(nest),depend(nest),intent(out,cache) :: fpint
real*8 dimension(nest*3*k2+m*k1),intent(cache,hide),depend(nest,k1,k2,m) :: wrk
integer dimension(nest),depend(nest),intent(out,cache) :: nrdata
integer intent(out) :: ier
end subroutine fpcurfm1
!!!!!!!!!! Bivariate spline !!!!!!!!!!!
subroutine bispev(tx,nx,ty,ny,c,kx,ky,x,mx,y,my,z,wrk,lwrk,iwrk,kwrk,ier)
! z,ier = bispev(tx,ty,c,kx,ky,x,y)
real*8 dimension(nx),intent(in) :: tx
integer intent(hide),depend(tx) :: nx=len(tx)
real*8 dimension(ny),intent(in) :: ty
integer intent(hide),depend(ty) :: ny=len(ty)
real*8 intent(in),dimension((nx-kx-1)*(ny-ky-1)),depend(nx,ny,kx,ky),&
check(len(c)==(nx-kx-1)*(ny-ky-1)):: c
integer :: kx
integer :: ky
real*8 intent(in),dimension(mx) :: x
integer intent(hide),depend(x) :: mx=len(x)
real*8 intent(in),dimension(my) :: y
integer intent(hide),depend(y) :: my=len(y)
real*8 dimension(mx,my),depend(mx,my),intent(out,c) :: z
real*8 dimension(lwrk),depend(lwrk),intent(hide,cache) :: wrk
integer intent(hide),depend(mx,kx,my,ky) :: lwrk=mx*(kx+1)+my*(ky+1)
integer dimension(kwrk),depend(kwrk),intent(hide,cache) :: iwrk
integer intent(hide),depend(mx,my) :: kwrk=mx+my
integer intent(out) :: ier
end subroutine bispev
subroutine surfit_smth(iopt,m,x,y,z,w,xb,xe,yb,ye,kx,ky,s,nxest,nyest,&
nmax,eps,nx,tx,ny,ty,c,fp,wrk1,lwrk1,wrk2,lwrk2,&
iwrk,kwrk,ier)
! nx,tx,ny,ty,c,fp,ier = surfit_smth(x,y,z,[w,xb,xe,yb,ye,kx,ky,s,eps,lwrk2])
fortranname surfit
integer intent(hide) :: iopt=0
integer intent(hide),depend(x,kx,ky),check(m>=(kx+1)*(ky+1)) &
:: m=len(x)
real*8 dimension(m) :: x
real*8 dimension(m),depend(m),check(len(y)==m) :: y
real*8 dimension(m),depend(m),check(len(z)==m) :: z
real*8 optional,dimension(m),depend(m),check(len(w)==m) :: w = 1.0
real*8 optional,depend(x,m) :: xb=dmin(x,m)
real*8 optional,depend(x,m) :: xe=dmax(x,m)
real*8 optional,depend(y,m) :: yb=dmin(y,m)
real*8 optional,depend(y,m) :: ye=dmax(y,m)
integer check(1<=kx && kx<=5) :: kx = 3
integer check(1<=ky && ky<=5) :: ky = 3
real*8 optional,check(0.0<=s) :: s = m
integer optional,depend(kx,m),check(nxest>=2*(kx+1)) &
:: nxest = imax(kx+1+sqrt(m/2),2*(kx+1))
integer optional,depend(ky,m),check(nyest>=2*(ky+1)) &
:: nyest = imax(ky+1+sqrt(m/2),2*(ky+1))
integer intent(hide),depend(nxest,nyest) :: nmax=MAX(nxest,nyest)
real*8 optional,check(0.0<eps && eps<1.0) :: eps = 1e-16
integer intent(out) :: nx
real*8 dimension(nmax),intent(out),depend(nmax) :: tx
integer intent(out) :: ny
real*8 dimension(nmax),intent(out),depend(nmax) :: ty
real*8 dimension((nxest-kx-1)*(nyest-ky-1)), &
depend(kx,ky,nxest,nyest),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk1),intent(cache,out),depend(lwrk1) :: wrk1
integer intent(hide),depend(m,kx,ky,nxest,nyest) &
:: lwrk1=calc_surfit_lwrk1(m,kx,ky,nxest,nyest)
real*8 dimension(lwrk2),intent(cache,hide),depend(lwrk2) :: wrk2
integer optional,intent(in),depend(kx,ky,nxest,nyest) &
:: lwrk2=calc_surfit_lwrk2(m,kx,ky,nxest,nyest)
integer dimension(kwrk),depend(kwrk),intent(cache,hide) :: iwrk
integer intent(hide),depend(m,nxest,nyest,kx,ky) &
:: kwrk=m+(nxest-2*kx-1)*(nyest-2*ky-1)
integer intent(out) :: ier
end subroutine surfit_smth
subroutine surfit_lsq(iopt,m,x,y,z,w,xb,xe,yb,ye,kx,ky,s,nxest,nyest,&
nmax,eps,nx,tx,ny,ty,c,fp,wrk1,lwrk1,wrk2,lwrk2,&
iwrk,kwrk,ier)
! tx,ty,c,fp,ier = surfit_lsq(x,y,z,tx,ty,[w,xb,xe,yb,ye,kx,ky,eps,lwrk2])
fortranname surfit
integer intent(hide) :: iopt=-1
integer intent(hide),depend(x,kx,ky),check(m>=(kx+1)*(ky+1)) &
:: m=len(x)
real*8 dimension(m) :: x
real*8 dimension(m),depend(m),check(len(y)==m) :: y
real*8 dimension(m),depend(m),check(len(z)==m) :: z
real*8 optional,dimension(m),depend(m),check(len(w)==m) :: w = 1.0
real*8 optional,depend(x,tx,m,nx) :: xb=calc_b(x,m,tx,nx)
real*8 optional,depend(x,tx,m,nx) :: xe=calc_e(x,m,tx,nx)
real*8 optional,depend(y,ty,m,ny) :: yb=calc_b(y,m,ty,ny)
real*8 optional,depend(y,ty,m,ny) :: ye=calc_e(y,m,ty,ny)
integer check(1<=kx && kx<=5) :: kx = 3
integer check(1<=ky && ky<=5) :: ky = 3
real*8 intent(hide) :: s = 0.0
integer intent(hide),depend(nx) :: nxest = nx
integer intent(hide),depend(ny) :: nyest = ny
integer intent(hide),depend(nx,ny) :: nmax=MAX(nx,ny)
real*8 optional,check(0.0<eps && eps<1.0) :: eps = 1e-16
integer intent(hide),depend(tx,kx),check(2*kx+2<=nx) :: nx = len(tx)
real*8 dimension(nx),intent(in,out,overwrite) :: tx
integer intent(hide),depend(ty,ky),check(2*ky+2<=ny) :: ny = len(ty)
real*8 dimension(ny),intent(in,out,overwrite) :: ty
real*8 dimension((nx-kx-1)*(ny-ky-1)),depend(kx,ky,nx,ny),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk1),intent(cache,hide),depend(lwrk1) :: wrk1
integer intent(hide),depend(m,kx,ky,nxest,nyest) &
:: lwrk1=calc_surfit_lwrk1(m,kx,ky,nxest,nyest)
real*8 dimension(lwrk2),intent(cache,hide),depend(lwrk2) :: wrk2
integer optional,intent(in),depend(kx,ky,nxest,nyest) &
:: lwrk2=calc_surfit_lwrk2(m,kx,ky,nxest,nyest)
integer dimension(kwrk),depend(kwrk),intent(cache,hide) :: iwrk
integer intent(hide),depend(m,nx,ny,kx,ky) &
:: kwrk=m+(nx-2*kx-1)*(ny-2*ky-1)
integer intent(out) :: ier
end subroutine surfit_lsq
subroutine regrid_smth(iopt,mx,x,my,y,z,xb,xe,yb,ye,kx,ky,s,&
nxest,nyest,nx,tx,ny,ty,c,fp,wrk,lwrk,iwrk,kwrk,ier)
! nx,tx,ny,ty,c,fp,ier = regrid_smth(x,y,z,[xb,xe,yb,ye,kx,ky,s])
fortranname regrid
integer intent(hide) :: iopt=0
integer intent(hide),depend(x,kx),check(mx>kx) :: mx=len(x)
real*8 dimension(mx) :: x
integer intent(hide),depend(y,ky),check(my>ky) :: my=len(y)
real*8 dimension(my) :: y
real*8 dimension(mx*my),depend(mx,my),check(len(z)==mx*my) :: z
real*8 optional,depend(x,mx) :: xb=dmin(x,mx)
real*8 optional,depend(x,mx) :: xe=dmax(x,mx)
real*8 optional,depend(y,my) :: yb=dmin(y,my)
real*8 optional,depend(y,my) :: ye=dmax(y,my)
integer optional,check(1<=kx && kx<=5) :: kx = 3
integer optional,check(1<=ky && ky<=5) :: ky = 3
real*8 optional,check(0.0<=s) :: s = 0.0
integer intent(hide),depend(kx,mx),check(nxest>=2*(kx+1)) &
:: nxest = mx+kx+1
integer intent(hide),depend(ky,my),check(nyest>=2*(ky+1)) &
:: nyest = my+ky+1
integer intent(out) :: nx
real*8 dimension(nxest),intent(out),depend(nxest) :: tx
integer intent(out) :: ny
real*8 dimension(nyest),intent(out),depend(nyest) :: ty
real*8 dimension((nxest-kx-1)*(nyest-ky-1)), &
depend(kx,ky,nxest,nyest),intent(out) :: c
real*8 intent(out) :: fp
real*8 dimension(lwrk),intent(cache,hide),depend(lwrk) :: wrk
integer intent(hide),depend(mx,my,kx,ky,nxest,nyest) &
:: lwrk=calc_regrid_lwrk(mx,my,kx,ky,nxest,nyest)
integer dimension(kwrk),depend(kwrk),intent(cache,hide) :: iwrk
integer intent(hide),depend(mx,my,nxest,nyest) &
:: kwrk=3+mx+my+nxest+nyest
integer intent(out) :: ier
end subroutine regrid_smth
end interface
end python module dfitpack
|
