| 1 | /* classes: h_files */ |
| 2 | |
| 3 | #ifndef SCM_ARRAY_H |
| 4 | #define SCM_ARRAY_H |
| 5 | |
| 6 | /* Copyright (C) 1995,1996,1997,1999,2000,2001, 2004, 2006, 2008, 2009, |
| 7 | * 2010, 2012 Free Software Foundation, Inc. |
| 8 | * |
| 9 | * This library is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU Lesser General Public License |
| 11 | * as published by the Free Software Foundation; either version 3 of |
| 12 | * the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This library is distributed in the hope that it will be useful, but |
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * Lesser General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Lesser General Public |
| 20 | * License along with this library; if not, write to the Free Software |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 22 | * 02110-1301 USA |
| 23 | */ |
| 24 | |
| 25 | \f |
| 26 | |
| 27 | #include "libguile/__scm.h" |
| 28 | #include "libguile/print.h" |
| 29 | |
| 30 | \f |
| 31 | |
| 32 | /* Multidimensional arrays. Woo hoo! |
| 33 | Also see .... |
| 34 | */ |
| 35 | |
| 36 | |
| 37 | /** Arrays */ |
| 38 | |
| 39 | SCM_API SCM scm_make_array (SCM fill, SCM bounds); |
| 40 | SCM_API SCM scm_from_contiguous_array (SCM bounds, const SCM *elts, |
| 41 | size_t len); |
| 42 | SCM_API SCM scm_make_typed_array (SCM type, SCM fill, SCM bounds); |
| 43 | SCM_API SCM scm_from_contiguous_typed_array (SCM type, SCM bounds, |
| 44 | const void *bytes, |
| 45 | size_t byte_len); |
| 46 | SCM_API SCM scm_shared_array_root (SCM ra); |
| 47 | SCM_API SCM scm_shared_array_offset (SCM ra); |
| 48 | SCM_API SCM scm_shared_array_increments (SCM ra); |
| 49 | SCM_API SCM scm_make_shared_array (SCM oldra, SCM mapfunc, SCM dims); |
| 50 | SCM_API SCM scm_transpose_array (SCM ra, SCM args); |
| 51 | SCM_API SCM scm_array_contents (SCM ra, SCM strict); |
| 52 | SCM_API SCM scm_list_to_array (SCM ndim, SCM lst); |
| 53 | SCM_API SCM scm_list_to_typed_array (SCM type, SCM ndim, SCM lst); |
| 54 | |
| 55 | /* internal. */ |
| 56 | |
| 57 | #define SCM_I_ARRAY_FLAG_CONTIGUOUS (1 << 0) |
| 58 | |
| 59 | #define SCM_I_ARRAYP(a) SCM_TYP16_PREDICATE (scm_tc7_array, a) |
| 60 | #define SCM_I_ARRAY_NDIM(x) ((size_t) (SCM_CELL_WORD_0 (x)>>17)) |
| 61 | #define SCM_I_ARRAY_CONTP(x) (SCM_CELL_WORD_0 (x) & (SCM_I_ARRAY_FLAG_CONTIGUOUS << 16)) |
| 62 | |
| 63 | #define SCM_I_ARRAY_V(a) SCM_CELL_OBJECT_1 (a) |
| 64 | #define SCM_I_ARRAY_BASE(a) ((size_t) SCM_CELL_WORD_2 (a)) |
| 65 | #define SCM_I_ARRAY_DIMS(a) ((scm_t_array_dim *) SCM_CELL_OBJECT_LOC (a, 3)) |
| 66 | |
| 67 | #define SCM_I_ARRAY_SET_V(a, v) SCM_SET_CELL_OBJECT_1(a, v) |
| 68 | #define SCM_I_ARRAY_SET_BASE(a, base) SCM_SET_CELL_WORD_2(a, base) |
| 69 | |
| 70 | SCM_INTERNAL SCM scm_i_make_array (int ndim); |
| 71 | SCM_INTERNAL int scm_i_print_array (SCM array, SCM port, scm_print_state *pstate); |
| 72 | |
| 73 | SCM_INTERNAL void scm_init_arrays (void); |
| 74 | |
| 75 | #endif /* SCM_ARRAYS_H */ |
| 76 | |
| 77 | /* |
| 78 | Local Variables: |
| 79 | c-file-style: "gnu" |
| 80 | End: |
| 81 | */ |