63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
#include "lmp_f2c.h"
|
|
int zlaset_(char *uplo, integer *m, integer *n, doublecomplex *alpha, doublecomplex *beta,
|
|
doublecomplex *a, integer *lda, ftnlen uplo_len)
|
|
{
|
|
integer a_dim1, a_offset, i__1, i__2, i__3;
|
|
integer i__, j;
|
|
extern logical lsame_(char *, char *, ftnlen, ftnlen);
|
|
a_dim1 = *lda;
|
|
a_offset = 1 + a_dim1;
|
|
a -= a_offset;
|
|
if (lsame_(uplo, (char *)"U", (ftnlen)1, (ftnlen)1)) {
|
|
i__1 = *n;
|
|
for (j = 2; j <= i__1; ++j) {
|
|
i__3 = j - 1;
|
|
i__2 = min(i__3, *m);
|
|
for (i__ = 1; i__ <= i__2; ++i__) {
|
|
i__3 = i__ + j * a_dim1;
|
|
a[i__3].r = alpha->r, a[i__3].i = alpha->i;
|
|
}
|
|
}
|
|
i__1 = min(*n, *m);
|
|
for (i__ = 1; i__ <= i__1; ++i__) {
|
|
i__2 = i__ + i__ * a_dim1;
|
|
a[i__2].r = beta->r, a[i__2].i = beta->i;
|
|
}
|
|
} else if (lsame_(uplo, (char *)"L", (ftnlen)1, (ftnlen)1)) {
|
|
i__1 = min(*m, *n);
|
|
for (j = 1; j <= i__1; ++j) {
|
|
i__2 = *m;
|
|
for (i__ = j + 1; i__ <= i__2; ++i__) {
|
|
i__3 = i__ + j * a_dim1;
|
|
a[i__3].r = alpha->r, a[i__3].i = alpha->i;
|
|
}
|
|
}
|
|
i__1 = min(*n, *m);
|
|
for (i__ = 1; i__ <= i__1; ++i__) {
|
|
i__2 = i__ + i__ * a_dim1;
|
|
a[i__2].r = beta->r, a[i__2].i = beta->i;
|
|
}
|
|
} else {
|
|
i__1 = *n;
|
|
for (j = 1; j <= i__1; ++j) {
|
|
i__2 = *m;
|
|
for (i__ = 1; i__ <= i__2; ++i__) {
|
|
i__3 = i__ + j * a_dim1;
|
|
a[i__3].r = alpha->r, a[i__3].i = alpha->i;
|
|
}
|
|
}
|
|
i__1 = min(*m, *n);
|
|
for (i__ = 1; i__ <= i__1; ++i__) {
|
|
i__2 = i__ + i__ * a_dim1;
|
|
a[i__2].r = beta->r, a[i__2].i = beta->i;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|