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#include "rb_lapack.h"
extern VOID zlacp2_(char* uplo, integer* m, integer* n, doublereal* a, integer* lda, doublecomplex* b, integer* ldb);
static VALUE
rblapack_zlacp2(int argc, VALUE *argv, VALUE self){
VALUE rblapack_uplo;
char uplo;
VALUE rblapack_m;
integer m;
VALUE rblapack_a;
doublereal *a;
VALUE rblapack_b;
doublecomplex *b;
integer lda;
integer n;
integer ldb;
VALUE rblapack_options;
if (argc > 0 && TYPE(argv[argc-1]) == T_HASH) {
argc--;
rblapack_options = argv[argc];
if (rb_hash_aref(rblapack_options, sHelp) == Qtrue) {
printf("%s\n", "USAGE:\n b = NumRu::Lapack.zlacp2( uplo, m, a, [:usage => usage, :help => help])\n\n\nFORTRAN MANUAL\n SUBROUTINE ZLACP2( UPLO, M, N, A, LDA, B, LDB )\n\n* Purpose\n* =======\n*\n* ZLACP2 copies all or part of a real two-dimensional matrix A to a\n* complex matrix B.\n*\n\n* Arguments\n* =========\n*\n* UPLO (input) CHARACTER*1\n* Specifies the part of the matrix A to be copied to B.\n* = 'U': Upper triangular part\n* = 'L': Lower triangular part\n* Otherwise: All of the matrix A\n*\n* M (input) INTEGER\n* The number of rows of the matrix A. M >= 0.\n*\n* N (input) INTEGER\n* The number of columns of the matrix A. N >= 0.\n*\n* A (input) DOUBLE PRECISION array, dimension (LDA,N)\n* The m by n matrix A. If UPLO = 'U', only the upper trapezium\n* is accessed; if UPLO = 'L', only the lower trapezium is\n* accessed.\n*\n* LDA (input) INTEGER\n* The leading dimension of the array A. LDA >= max(1,M).\n*\n* B (output) COMPLEX*16 array, dimension (LDB,N)\n* On exit, B = A in the locations specified by UPLO.\n*\n* LDB (input) INTEGER\n* The leading dimension of the array B. LDB >= max(1,M).\n*\n\n* =====================================================================\n*\n* .. Local Scalars ..\n INTEGER I, J\n* ..\n* .. External Functions ..\n LOGICAL LSAME\n EXTERNAL LSAME\n* ..\n* .. Intrinsic Functions ..\n INTRINSIC MIN\n* ..\n\n");
return Qnil;
}
if (rb_hash_aref(rblapack_options, sUsage) == Qtrue) {
printf("%s\n", "USAGE:\n b = NumRu::Lapack.zlacp2( uplo, m, a, [:usage => usage, :help => help])\n");
return Qnil;
}
} else
rblapack_options = Qnil;
if (argc != 3 && argc != 3)
rb_raise(rb_eArgError,"wrong number of arguments (%d for 3)", argc);
rblapack_uplo = argv[0];
rblapack_m = argv[1];
rblapack_a = argv[2];
if (argc == 3) {
} else if (rblapack_options != Qnil) {
} else {
}
uplo = StringValueCStr(rblapack_uplo)[0];
if (!NA_IsNArray(rblapack_a))
rb_raise(rb_eArgError, "a (3th argument) must be NArray");
if (NA_RANK(rblapack_a) != 2)
rb_raise(rb_eArgError, "rank of a (3th argument) must be %d", 2);
lda = NA_SHAPE0(rblapack_a);
n = NA_SHAPE1(rblapack_a);
if (NA_TYPE(rblapack_a) != NA_DFLOAT)
rblapack_a = na_change_type(rblapack_a, NA_DFLOAT);
a = NA_PTR_TYPE(rblapack_a, doublereal*);
m = NUM2INT(rblapack_m);
ldb = MAX(1,m);
{
na_shape_t shape[2];
shape[0] = ldb;
shape[1] = n;
rblapack_b = na_make_object(NA_DCOMPLEX, 2, shape, cNArray);
}
b = NA_PTR_TYPE(rblapack_b, doublecomplex*);
zlacp2_(&uplo, &m, &n, a, &lda, b, &ldb);
return rblapack_b;
}
void
init_lapack_zlacp2(VALUE mLapack, VALUE sH, VALUE sU, VALUE zero){
sHelp = sH;
sUsage = sU;
rblapack_ZERO = zero;
rb_define_module_function(mLapack, "zlacp2", rblapack_zlacp2, -1);
}
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