Mercurial > octave
comparison liboctave/numeric/oct-rand.h @ 31607:aac27ad79be6 stable
maint: Re-indent code after switch to using namespace macros.
* build-env.h, build-env.in.cc, Cell.h, __betainc__.cc, __eigs__.cc,
__ftp__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __magick_read__.cc,
__pchip_deriv__.cc, amd.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.h, call-stack.cc,
call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, dasrt.cc, data.cc,
debug.cc, defaults.cc, defaults.h, det.cc, display.cc, display.h, dlmread.cc,
dynamic-ld.cc, dynamic-ld.h, ellipj.cc, environment.cc, environment.h,
error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h,
event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc,
file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h,
gcd.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h,
graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, gsvd.cc, gtk-manager.cc,
gtk-manager.h, help.cc, help.h, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-hdf5.cc, ls-mat4.cc, ls-mat5.cc, lsode.cc, lu.cc, mappers.cc,
matrix_type.cc, max.cc, mex.cc, mexproto.h, mxarray.h, mxtypes.in.h,
oct-errno.in.cc, oct-hdf5-types.cc, oct-hist.cc, oct-hist.h, oct-map.cc,
oct-map.h, oct-opengl.h, oct-prcstrm.h, oct-process.cc, oct-process.h,
oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h,
octave-default-image.h, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc,
pow2.cc, pr-output.cc, psi.cc, qr.cc, quadcc.cc, rand.cc, regexp.cc,
settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xpow.cc,
sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfns.cc, svd.cc,
syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h,
symtab.cc, symtab.h, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h,
text-renderer.cc, text-renderer.h, time.cc, toplev.cc, typecast.cc,
url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h,
variables.cc, variables.h, xdiv.cc, __delaunayn__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audioread.cc, convhulln.cc,
gzip.cc, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc,
ov-base-mat.h, ov-base-scalar.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-bool-mat.h, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.h, ov-cell.cc,
ov-ch-mat.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h,
ov-complex.cc, ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc,
ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-float.cc,
ov-flt-complex.cc, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-diag.cc,
ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-intx.h, ov-java.cc, ov-lazy-idx.cc,
ov-legacy-range.cc, ov-magic-int.cc, ov-mex-fcn.cc, ov-mex-fcn.h,
ov-null-mat.cc, ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc,
ov-re-mat.h, ov-re-sparse.cc, ov-scalar.cc, ov-str-mat.cc, ov-struct.cc,
ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, ovl.h,
octave.cc, octave.h, op-b-sbm.cc, op-bm-sbm.cc, op-cs-scm.cc, op-fm-fcm.cc,
op-fs-fcm.cc, op-s-scm.cc, op-scm-cs.cc, op-scm-s.cc, op-sm-cs.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, oct-lvalue.cc, oct-lvalue.h,
parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h,
pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h,
pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc,
pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc,
pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h,
pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h,
pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h,
pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h,
pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h,
pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h,
pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h,
pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h,
idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h,
aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h,
gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc,
lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h,
oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc,
oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h,
randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h,
sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc,
sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h,
file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h,
lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h,
oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc,
oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h,
action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h,
cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h,
lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h,
lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc,
oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc,
oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc,
oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc,
pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc,
url-transfer.h:
Re-indent code after switch to using namespace macros.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 01 Dec 2022 18:02:15 -0800 |
parents | e88a07dec498 |
children | 597f3ee61a48 |
comparison
equal
deleted
inserted
replaced
31605:e88a07dec498 | 31607:aac27ad79be6 |
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39 | 39 |
40 //class dim_vector; | 40 //class dim_vector; |
41 | 41 |
42 OCTAVE_BEGIN_NAMESPACE(octave) | 42 OCTAVE_BEGIN_NAMESPACE(octave) |
43 | 43 |
44 class OCTAVE_API rand | 44 class OCTAVE_API rand |
45 { | 45 { |
46 protected: | 46 protected: |
47 | 47 |
48 OCTAVE_API rand (void); | 48 OCTAVE_API rand (void); |
49 | 49 |
50 public: | 50 public: |
51 | 51 |
52 ~rand (void) = default; | 52 ~rand (void) = default; |
53 | 53 |
54 static bool instance_ok (void); | 54 static bool instance_ok (void); |
55 | 55 |
56 // Return the current seed. | 56 // Return the current seed. |
57 static double seed (void) | 57 static double seed (void) |
58 { | 58 { |
59 return (instance_ok () | 59 return (instance_ok () |
60 ? m_instance->do_seed () : numeric_limits<double>::NaN ()); | 60 ? m_instance->do_seed () : numeric_limits<double>::NaN ()); |
61 } | 61 } |
62 | 62 |
63 // Set the seed. | 63 // Set the seed. |
64 static void seed (double s) | 64 static void seed (double s) |
65 { | 65 { |
66 if (instance_ok ()) | 66 if (instance_ok ()) |
67 m_instance->do_seed (s); | 67 m_instance->do_seed (s); |
68 } | 68 } |
69 | 69 |
70 // Reset the seed. | 70 // Reset the seed. |
71 static void reset (void) | 71 static void reset (void) |
72 { | 72 { |
73 if (instance_ok ()) | 73 if (instance_ok ()) |
74 m_instance->do_reset (); | 74 m_instance->do_reset (); |
75 } | 75 } |
76 | 76 |
77 // Return the current state. | 77 // Return the current state. |
78 static uint32NDArray state (const std::string& d = "") | 78 static uint32NDArray state (const std::string& d = "") |
79 { | 79 { |
80 return instance_ok () ? m_instance->do_state (d) : uint32NDArray (); | 80 return instance_ok () ? m_instance->do_state (d) : uint32NDArray (); |
81 } | 81 } |
82 | 82 |
83 // Set the current state/ | 83 // Set the current state/ |
84 static void state (const uint32NDArray& s, | 84 static void state (const uint32NDArray& s, |
85 const std::string& d = "") | 85 const std::string& d = "") |
86 { | 86 { |
87 if (instance_ok ()) | 87 if (instance_ok ()) |
88 m_instance->do_state (s, d); | 88 m_instance->do_state (s, d); |
89 } | 89 } |
90 | 90 |
91 // Reset the current state/ | 91 // Reset the current state/ |
92 static void reset (const std::string& d) | 92 static void reset (const std::string& d) |
93 { | 93 { |
94 if (instance_ok ()) | 94 if (instance_ok ()) |
95 m_instance->do_reset (d); | 95 m_instance->do_reset (d); |
96 } | 96 } |
97 | 97 |
98 // Return the current distribution. | 98 // Return the current distribution. |
99 static std::string distribution (void) | 99 static std::string distribution (void) |
100 { | 100 { |
101 return instance_ok () ? m_instance->do_distribution () : ""; | 101 return instance_ok () ? m_instance->do_distribution () : ""; |
102 } | 102 } |
103 | 103 |
104 // Set the current distribution. May be either "uniform" (the | 104 // Set the current distribution. May be either "uniform" (the |
105 // default), "normal", "exponential", "poisson", or "gamma". | 105 // default), "normal", "exponential", "poisson", or "gamma". |
106 static void distribution (const std::string& d) | 106 static void distribution (const std::string& d) |
107 { | 107 { |
108 if (instance_ok ()) | 108 if (instance_ok ()) |
109 m_instance->do_distribution (d); | 109 m_instance->do_distribution (d); |
110 } | 110 } |
111 | 111 |
112 static void uniform_distribution (void) | 112 static void uniform_distribution (void) |
113 { | 113 { |
114 if (instance_ok ()) | 114 if (instance_ok ()) |
115 m_instance->do_uniform_distribution (); | 115 m_instance->do_uniform_distribution (); |
116 } | 116 } |
117 | 117 |
118 static void normal_distribution (void) | 118 static void normal_distribution (void) |
119 { | 119 { |
120 if (instance_ok ()) | 120 if (instance_ok ()) |
121 m_instance->do_normal_distribution (); | 121 m_instance->do_normal_distribution (); |
122 } | 122 } |
123 | 123 |
124 static void exponential_distribution (void) | 124 static void exponential_distribution (void) |
125 { | 125 { |
126 if (instance_ok ()) | 126 if (instance_ok ()) |
127 m_instance->do_exponential_distribution (); | 127 m_instance->do_exponential_distribution (); |
128 } | 128 } |
129 | 129 |
130 static void poisson_distribution (void) | 130 static void poisson_distribution (void) |
131 { | 131 { |
132 if (instance_ok ()) | 132 if (instance_ok ()) |
133 m_instance->do_poisson_distribution (); | 133 m_instance->do_poisson_distribution (); |
134 } | 134 } |
135 | 135 |
136 static void gamma_distribution (void) | 136 static void gamma_distribution (void) |
137 { | 137 { |
138 if (instance_ok ()) | 138 if (instance_ok ()) |
139 m_instance->do_gamma_distribution (); | 139 m_instance->do_gamma_distribution (); |
140 } | 140 } |
141 | 141 |
142 // Return the next number from the sequence. | 142 // Return the next number from the sequence. |
143 static double scalar (double a = 1.0) | 143 static double scalar (double a = 1.0) |
144 { | 144 { |
145 return (instance_ok () | 145 return (instance_ok () |
146 ? m_instance->do_scalar (a) : numeric_limits<double>::NaN ()); | 146 ? m_instance->do_scalar (a) : numeric_limits<double>::NaN ()); |
147 } | 147 } |
148 | 148 |
149 // Return the next number from the sequence. | 149 // Return the next number from the sequence. |
150 static float float_scalar (float a = 1.0) | 150 static float float_scalar (float a = 1.0) |
151 { | 151 { |
152 return (instance_ok () | 152 return (instance_ok () |
153 ? m_instance->do_scalar (a) : numeric_limits<float>::NaN ()); | 153 ? m_instance->do_scalar (a) : numeric_limits<float>::NaN ()); |
154 } | 154 } |
155 | 155 |
156 // Return an array of numbers from the sequence. | 156 // Return an array of numbers from the sequence. |
157 static Array<double> vector (octave_idx_type n, double a = 1.0) | 157 static Array<double> vector (octave_idx_type n, double a = 1.0) |
158 { | 158 { |
159 return instance_ok () ? m_instance->do_vector (n, a) : Array<double> (); | 159 return instance_ok () ? m_instance->do_vector (n, a) : Array<double> (); |
160 } | 160 } |
161 | 161 |
162 // Return an array of numbers from the sequence. | 162 // Return an array of numbers from the sequence. |
163 static Array<float> float_vector (octave_idx_type n, float a = 1.0) | 163 static Array<float> float_vector (octave_idx_type n, float a = 1.0) |
164 { | 164 { |
165 return instance_ok () ? m_instance->do_vector (n, a) : Array<float> (); | 165 return instance_ok () ? m_instance->do_vector (n, a) : Array<float> (); |
166 } | 166 } |
167 | 167 |
168 // Return an N-dimensional array of numbers from the sequence, | 168 // Return an N-dimensional array of numbers from the sequence, |
169 // filled in column major order. | 169 // filled in column major order. |
170 static NDArray nd_array (const dim_vector& dims, double a = 1.0) | 170 static NDArray nd_array (const dim_vector& dims, double a = 1.0) |
171 { | 171 { |
172 return instance_ok () ? m_instance->do_nd_array (dims, a) : NDArray (); | 172 return instance_ok () ? m_instance->do_nd_array (dims, a) : NDArray (); |
173 } | 173 } |
174 | 174 |
175 // Return an N-dimensional array of numbers from the sequence, | 175 // Return an N-dimensional array of numbers from the sequence, |
176 // filled in column major order. | 176 // filled in column major order. |
177 static FloatNDArray float_nd_array (const dim_vector& dims, float a = 1.0) | 177 static FloatNDArray float_nd_array (const dim_vector& dims, float a = 1.0) |
178 { | 178 { |
179 return (instance_ok () | 179 return (instance_ok () |
180 ? m_instance->do_float_nd_array (dims, a) : FloatNDArray ()); | 180 ? m_instance->do_float_nd_array (dims, a) : FloatNDArray ()); |
181 } | 181 } |
182 | 182 |
183 private: | 183 private: |
184 | 184 |
185 static rand *m_instance; | 185 static rand *m_instance; |
186 | 186 |
187 static void cleanup_instance (void) | 187 static void cleanup_instance (void) |
188 { delete m_instance; m_instance = nullptr; } | 188 { delete m_instance; m_instance = nullptr; } |
189 | 189 |
190 enum | 190 enum |
191 { | 191 { |
192 unknown_dist, | 192 unknown_dist, |
193 uniform_dist, | 193 uniform_dist, |
194 normal_dist, | 194 normal_dist, |
195 expon_dist, | 195 expon_dist, |
196 poisson_dist, | 196 poisson_dist, |
197 gamma_dist | 197 gamma_dist |
198 }; | |
199 | |
200 // Current distribution of random numbers. | |
201 int m_current_distribution; | |
202 | |
203 // If TRUE, use old RANLIB generators. Otherwise, use Mersenne | |
204 // Twister generator. | |
205 bool m_use_old_generators; | |
206 | |
207 // Saved MT states. | |
208 std::map<int, uint32NDArray> m_rand_states; | |
209 | |
210 // Return the current seed. | |
211 OCTAVE_API double do_seed (void); | |
212 | |
213 // Set the seed. | |
214 OCTAVE_API void do_seed (double s); | |
215 | |
216 // Reset the seed. | |
217 OCTAVE_API void do_reset (); | |
218 | |
219 // Return the current state. | |
220 OCTAVE_API uint32NDArray do_state (const std::string& d); | |
221 | |
222 // Set the current state/ | |
223 OCTAVE_API void do_state (const uint32NDArray& s, const std::string& d); | |
224 | |
225 // Reset the current state/ | |
226 OCTAVE_API void do_reset (const std::string& d); | |
227 | |
228 // Return the current distribution. | |
229 OCTAVE_API std::string do_distribution (void); | |
230 | |
231 // Set the current distribution. May be either "uniform" (the | |
232 // default), "normal", "exponential", "poisson", or "gamma". | |
233 OCTAVE_API void do_distribution (const std::string& d); | |
234 | |
235 OCTAVE_API void do_uniform_distribution (void); | |
236 | |
237 OCTAVE_API void do_normal_distribution (void); | |
238 | |
239 OCTAVE_API void do_exponential_distribution (void); | |
240 | |
241 OCTAVE_API void do_poisson_distribution (void); | |
242 | |
243 OCTAVE_API void do_gamma_distribution (void); | |
244 | |
245 // The following templates only make sense for double and float | |
246 // types. | |
247 | |
248 template <typename T> OCTAVE_API T uniform (void); | |
249 | |
250 template <typename T> OCTAVE_API T normal (void); | |
251 | |
252 template <typename T> OCTAVE_API T exponential (void); | |
253 | |
254 template <typename T> OCTAVE_API T poisson (T a); | |
255 | |
256 template <typename T> OCTAVE_API T gamma (T a); | |
257 | |
258 // Return the next number from the sequence. | |
259 template <typename T> OCTAVE_API T do_scalar (T a = 1); | |
260 | |
261 // Return an array of numbers from the sequence. | |
262 template <typename T> OCTAVE_API Array<T> | |
263 do_vector (octave_idx_type n, T a = 1); | |
264 | |
265 // Return an N-dimensional array of numbers from the sequence, | |
266 // filled in column major order. | |
267 OCTAVE_API NDArray do_nd_array (const dim_vector& dims, double a = 1.); | |
268 | |
269 // Return an N-dimensional array of numbers from the sequence, | |
270 // filled in column major order. | |
271 OCTAVE_API FloatNDArray | |
272 do_float_nd_array (const dim_vector& dims, float a = 1.); | |
273 | |
274 // Some helper functions. | |
275 | |
276 OCTAVE_API void initialize_ranlib_generators (void); | |
277 | |
278 OCTAVE_API void initialize_mersenne_twister (void); | |
279 | |
280 OCTAVE_API uint32NDArray get_internal_state (void); | |
281 | |
282 OCTAVE_API void save_state (void); | |
283 | |
284 OCTAVE_API int get_dist_id (const std::string& d); | |
285 | |
286 OCTAVE_API void set_internal_state (const uint32NDArray& s); | |
287 | |
288 OCTAVE_API void switch_to_generator (int dist); | |
289 | |
290 OCTAVE_API void fill (octave_idx_type len, double *v, double a); | |
291 | |
292 OCTAVE_API void fill (octave_idx_type len, float *v, float a); | |
293 }; | 198 }; |
294 | 199 |
200 // Current distribution of random numbers. | |
201 int m_current_distribution; | |
202 | |
203 // If TRUE, use old RANLIB generators. Otherwise, use Mersenne | |
204 // Twister generator. | |
205 bool m_use_old_generators; | |
206 | |
207 // Saved MT states. | |
208 std::map<int, uint32NDArray> m_rand_states; | |
209 | |
210 // Return the current seed. | |
211 OCTAVE_API double do_seed (void); | |
212 | |
213 // Set the seed. | |
214 OCTAVE_API void do_seed (double s); | |
215 | |
216 // Reset the seed. | |
217 OCTAVE_API void do_reset (); | |
218 | |
219 // Return the current state. | |
220 OCTAVE_API uint32NDArray do_state (const std::string& d); | |
221 | |
222 // Set the current state/ | |
223 OCTAVE_API void do_state (const uint32NDArray& s, const std::string& d); | |
224 | |
225 // Reset the current state/ | |
226 OCTAVE_API void do_reset (const std::string& d); | |
227 | |
228 // Return the current distribution. | |
229 OCTAVE_API std::string do_distribution (void); | |
230 | |
231 // Set the current distribution. May be either "uniform" (the | |
232 // default), "normal", "exponential", "poisson", or "gamma". | |
233 OCTAVE_API void do_distribution (const std::string& d); | |
234 | |
235 OCTAVE_API void do_uniform_distribution (void); | |
236 | |
237 OCTAVE_API void do_normal_distribution (void); | |
238 | |
239 OCTAVE_API void do_exponential_distribution (void); | |
240 | |
241 OCTAVE_API void do_poisson_distribution (void); | |
242 | |
243 OCTAVE_API void do_gamma_distribution (void); | |
244 | |
245 // The following templates only make sense for double and float | |
246 // types. | |
247 | |
248 template <typename T> OCTAVE_API T uniform (void); | |
249 | |
250 template <typename T> OCTAVE_API T normal (void); | |
251 | |
252 template <typename T> OCTAVE_API T exponential (void); | |
253 | |
254 template <typename T> OCTAVE_API T poisson (T a); | |
255 | |
256 template <typename T> OCTAVE_API T gamma (T a); | |
257 | |
258 // Return the next number from the sequence. | |
259 template <typename T> OCTAVE_API T do_scalar (T a = 1); | |
260 | |
261 // Return an array of numbers from the sequence. | |
262 template <typename T> OCTAVE_API Array<T> | |
263 do_vector (octave_idx_type n, T a = 1); | |
264 | |
265 // Return an N-dimensional array of numbers from the sequence, | |
266 // filled in column major order. | |
267 OCTAVE_API NDArray do_nd_array (const dim_vector& dims, double a = 1.); | |
268 | |
269 // Return an N-dimensional array of numbers from the sequence, | |
270 // filled in column major order. | |
271 OCTAVE_API FloatNDArray | |
272 do_float_nd_array (const dim_vector& dims, float a = 1.); | |
273 | |
274 // Some helper functions. | |
275 | |
276 OCTAVE_API void initialize_ranlib_generators (void); | |
277 | |
278 OCTAVE_API void initialize_mersenne_twister (void); | |
279 | |
280 OCTAVE_API uint32NDArray get_internal_state (void); | |
281 | |
282 OCTAVE_API void save_state (void); | |
283 | |
284 OCTAVE_API int get_dist_id (const std::string& d); | |
285 | |
286 OCTAVE_API void set_internal_state (const uint32NDArray& s); | |
287 | |
288 OCTAVE_API void switch_to_generator (int dist); | |
289 | |
290 OCTAVE_API void fill (octave_idx_type len, double *v, double a); | |
291 | |
292 OCTAVE_API void fill (octave_idx_type len, float *v, float a); | |
293 }; | |
294 | |
295 OCTAVE_END_NAMESPACE(octave) | 295 OCTAVE_END_NAMESPACE(octave) |
296 | 296 |
297 #endif | 297 #endif |