diff options
Diffstat (limited to 'gsl-1.9/vector/reim_source.c')
-rw-r--r-- | gsl-1.9/vector/reim_source.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gsl-1.9/vector/reim_source.c b/gsl-1.9/vector/reim_source.c new file mode 100644 index 0000000..452129e --- /dev/null +++ b/gsl-1.9/vector/reim_source.c @@ -0,0 +1,56 @@ +/* vector/reim_source.c + * + * Copyright (C) 2001 Brian Gough + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +QUALIFIED_REAL_VIEW(_gsl_vector, view) +FUNCTION(gsl_vector, real) (QUALIFIED_TYPE(gsl_vector) * v) +{ + REAL_TYPE(gsl_vector) s = NULL_VECTOR; + + s.data = v->data; + s.size = v->size; + s.stride = MULTIPLICITY * v->stride; + s.block = 0; /* FIXME: should be v->block, but cannot point to + block of different type */ + s.owner = 0; + + { + QUALIFIED_REAL_VIEW(_gsl_vector,view) view = NULL_VECTOR_VIEW; + view.vector = s; + return view; + } +} + +QUALIFIED_REAL_VIEW(_gsl_vector, view) +FUNCTION(gsl_vector, imag) (QUALIFIED_TYPE(gsl_vector) * v) +{ + REAL_TYPE(gsl_vector) s = NULL_VECTOR; + + s.data = v->data + 1; + s.size = v->size; + s.stride = MULTIPLICITY * v->stride; + s.block = 0; /* FIXME: cannot point to block of different type */ + s.owner = 0; + + { + QUALIFIED_REAL_VIEW(_gsl_vector,view) view = NULL_VECTOR_VIEW; + view.vector = s; + return view; + } +} + |