Mercurial > hg > octave-lyh
annotate liboctave/intNDArray.cc @ 10010:c5e9931c7ba7
Correctly produce postcript output for geometryimages when QHULL library is not present
| author | Rik <rdrider0-list@yahoo.com> |
|---|---|
| date | Sun, 20 Dec 2009 17:02:57 -0800 |
| parents | b4fdfee405b5 |
| children | 4c0cdbe0acca |
| rev | line source |
|---|---|
| 4902 | 1 // N-D Array manipulations. |
| 2 /* | |
| 3 | |
| 8920 | 4 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton |
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5 Copyright (C) 2009 VZLU Prague, a.s. |
| 4902 | 6 |
| 7 This file is part of Octave. | |
| 8 | |
| 9 Octave is free software; you can redistribute it and/or modify it | |
| 10 under the terms of the GNU General Public License as published by the | |
| 7016 | 11 Free Software Foundation; either version 3 of the License, or (at your |
| 12 option) any later version. | |
| 4902 | 13 |
| 14 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 17 for more details. | |
| 18 | |
| 19 You should have received a copy of the GNU General Public License | |
| 7016 | 20 along with Octave; see the file COPYING. If not, see |
| 21 <http://www.gnu.org/licenses/>. | |
| 4902 | 22 |
| 23 */ | |
| 24 | |
| 25 #ifdef HAVE_CONFIG_H | |
| 26 #include <config.h> | |
| 27 #endif | |
| 28 | |
| 29 #include "Array-util.h" | |
| 30 #include "mx-base.h" | |
| 31 #include "lo-ieee.h" | |
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32 #include "mx-inlines.cc" |
| 4902 | 33 |
| 34 // unary operations | |
| 35 | |
| 36 template <class T> | |
| 37 boolNDArray | |
| 38 intNDArray<T>::operator ! (void) const | |
| 39 { | |
| 4932 | 40 boolNDArray b (this->dims ()); |
| 4902 | 41 |
| 5275 | 42 for (octave_idx_type i = 0; i < this->length (); i++) |
| 4932 | 43 b.elem (i) = ! this->elem (i); |
| 4902 | 44 |
| 45 return b; | |
| 46 } | |
| 47 | |
| 5943 | 48 template <class T> |
| 49 bool | |
| 50 intNDArray<T>::any_element_not_one_or_zero (void) const | |
| 51 { | |
| 52 octave_idx_type nel = this->nelem (); | |
| 53 | |
| 54 for (octave_idx_type i = 0; i < nel; i++) | |
| 55 { | |
| 56 T val = this->elem (i); | |
| 57 | |
| 58 if (val != 0.0 && val != 1.0) | |
| 59 return true; | |
| 60 } | |
| 61 | |
| 62 return false; | |
| 63 } | |
| 64 | |
| 6979 | 65 template <class T> |
| 66 intNDArray<T> | |
| 67 intNDArray<T>::diag (octave_idx_type k) const | |
| 68 { | |
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69 return MArrayN<T>::diag (k); |
| 6979 | 70 } |
| 71 | |
| 5775 | 72 // FIXME -- this is not quite the right thing. |
| 4902 | 73 |
| 74 template <class T> | |
| 75 boolNDArray | |
| 76 intNDArray<T>::all (int dim) const | |
| 77 { | |
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78 return do_mx_red_op<boolNDArray, T > (*this, dim, mx_inline_all); |
| 4902 | 79 } |
| 80 | |
| 81 template <class T> | |
| 82 boolNDArray | |
| 83 intNDArray<T>::any (int dim) const | |
| 84 { | |
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85 return do_mx_red_op<boolNDArray, T > (*this, dim, mx_inline_any); |
| 4902 | 86 } |
| 87 | |
| 88 template <class T> | |
| 89 void | |
| 5275 | 90 intNDArray<T>::increment_index (Array<octave_idx_type>& ra_idx, |
| 4902 | 91 const dim_vector& dimensions, |
| 92 int start_dimension) | |
| 93 { | |
| 94 ::increment_index (ra_idx, dimensions, start_dimension); | |
| 95 } | |
| 96 | |
| 97 template <class T> | |
| 5275 | 98 octave_idx_type |
| 99 intNDArray<T>::compute_index (Array<octave_idx_type>& ra_idx, | |
| 4902 | 100 const dim_vector& dimensions) |
| 101 { | |
| 102 return ::compute_index (ra_idx, dimensions); | |
| 103 } | |
| 104 | |
| 4915 | 105 template <class T> |
| 5073 | 106 intNDArray<T> |
| 5275 | 107 intNDArray<T>::concat (const intNDArray<T>& rb, const Array<octave_idx_type>& ra_idx) |
| 5073 | 108 { |
| 6482 | 109 if (rb.numel () > 0) |
| 5073 | 110 insert (rb, ra_idx); |
| 111 return *this; | |
| 112 } | |
| 113 | |
| 114 template <class T> | |
| 4915 | 115 intNDArray<T>& |
| 5275 | 116 intNDArray<T>::insert (const intNDArray<T>& a, octave_idx_type r, octave_idx_type c) |
| 4915 | 117 { |
| 118 Array<T>::insert (a, r, c); | |
| 119 return *this; | |
| 120 } | |
| 121 | |
| 122 template <class T> | |
| 123 intNDArray<T>& | |
| 5275 | 124 intNDArray<T>::insert (const intNDArray<T>& a, const Array<octave_idx_type>& ra_idx) |
| 4915 | 125 { |
| 126 Array<T>::insert (a, ra_idx); | |
| 127 return *this; | |
| 128 } | |
| 129 | |
| 4902 | 130 // This contains no information on the array structure !!! |
| 131 | |
| 132 template <class T> | |
| 133 std::ostream& | |
| 134 operator << (std::ostream& os, const intNDArray<T>& a) | |
| 135 { | |
| 5275 | 136 octave_idx_type nel = a.nelem (); |
| 4902 | 137 |
| 5275 | 138 for (octave_idx_type i = 0; i < nel; i++) |
| 4902 | 139 os << " " << a.elem (i) << "\n"; |
| 140 | |
| 141 return os; | |
| 142 } | |
| 143 | |
| 144 template <class T> | |
| 145 std::istream& | |
| 146 operator >> (std::istream& is, intNDArray<T>& a) | |
| 147 { | |
| 5275 | 148 octave_idx_type nel = a.nelem (); |
| 4902 | 149 |
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150 if (nel > 0) |
| 4902 | 151 { |
| 152 T tmp; | |
| 153 | |
| 5275 | 154 for (octave_idx_type i = 0; i < nel; i++) |
| 4902 | 155 { |
| 156 is >> tmp; | |
| 157 | |
| 158 if (is) | |
| 159 a.elem (i) = tmp; | |
| 160 else | |
| 161 goto done; | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 done: | |
| 166 | |
| 167 return is; | |
| 168 } | |
| 169 | |
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170 // FIXME -- should abs and signum just be mapper functions? |
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171 |
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172 template <class T> |
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173 intNDArray<T> |
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174 intNDArray<T>::abs (void) const |
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175 { |
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176 octave_idx_type nel = this->nelem (); |
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177 intNDArray<T> ret (*this); |
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178 |
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179 for (octave_idx_type i = 0; i < nel; i++) |
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180 { |
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181 T val = this->elem (i); |
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182 ret.xelem (i) = val.abs (); |
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183 } |
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184 |
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185 return ret; |
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186 } |
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187 |
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188 template <class T> |
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189 intNDArray<T> |
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190 intNDArray<T>::signum (void) const |
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191 { |
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192 octave_idx_type nel = this->nelem (); |
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193 intNDArray<T> ret (*this); |
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194 |
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195 for (octave_idx_type i = 0; i < nel; i++) |
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196 { |
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197 T val = this->elem (i); |
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198 ret.xelem (i) = val.signum (); |
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199 } |
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200 |
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201 return ret; |
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202 } |
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203 |
| 7113 | 204 template <class T> |
| 205 intNDArray<T> | |
| 206 intNDArray<T>::sum (int dim) const | |
| 207 { | |
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208 return do_mx_red_op<intNDArray<T> , T > (*this, dim, mx_inline_sum); |
| 7113 | 209 } |
| 210 | |
| 7189 | 211 template <class T> |
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212 NDArray |
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213 intNDArray<T>::dsum (int dim) const |
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214 { |
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215 return do_mx_red_op<NDArray , T> (*this, dim, mx_inline_dsum); |
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216 } |
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217 |
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218 template <class T> |
| 7189 | 219 intNDArray<T> |
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220 intNDArray<T>::cumsum (int dim) const |
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221 { |
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222 return do_mx_cum_op<intNDArray<T> , T > (*this, dim, mx_inline_cumsum); |
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223 } |
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224 |
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225 template <class T> |
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226 intNDArray<T> |
| 7189 | 227 intNDArray<T>::max (int dim) const |
| 228 { | |
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229 return do_mx_minmax_op<intNDArray<T> > (*this, dim, mx_inline_max); |
| 7189 | 230 } |
| 231 | |
| 232 template <class T> | |
| 233 intNDArray<T> | |
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234 intNDArray<T>::max (Array<octave_idx_type>& idx_arg, int dim) const |
| 7189 | 235 { |
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236 return do_mx_minmax_op<intNDArray<T> > (*this, idx_arg, dim, mx_inline_max); |
| 7189 | 237 } |
| 238 | |
| 239 template <class T> | |
| 240 intNDArray<T> | |
| 241 intNDArray<T>::min (int dim) const | |
| 242 { | |
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243 return do_mx_minmax_op<intNDArray<T> > (*this, dim, mx_inline_min); |
| 7189 | 244 } |
| 245 | |
| 246 template <class T> | |
| 247 intNDArray<T> | |
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248 intNDArray<T>::min (Array<octave_idx_type>& idx_arg, int dim) const |
| 7189 | 249 { |
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250 return do_mx_minmax_op<intNDArray<T> > (*this, idx_arg, dim, mx_inline_min); |
| 7189 | 251 } |
| 252 | |
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253 template <class T> |
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254 intNDArray<T> |
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255 intNDArray<T>::cummax (int dim) const |
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256 { |
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257 return do_mx_cumminmax_op<intNDArray<T> > (*this, dim, mx_inline_cummax); |
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258 } |
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259 |
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260 template <class T> |
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261 intNDArray<T> |
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262 intNDArray<T>::cummax (Array<octave_idx_type>& idx_arg, int dim) const |
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263 { |
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264 return do_mx_cumminmax_op<intNDArray<T> > (*this, idx_arg, dim, mx_inline_cummax); |
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265 } |
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266 |
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267 template <class T> |
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268 intNDArray<T> |
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269 intNDArray<T>::cummin (int dim) const |
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270 { |
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271 return do_mx_cumminmax_op<intNDArray<T> > (*this, dim, mx_inline_cummin); |
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272 } |
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273 |
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274 template <class T> |
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275 intNDArray<T> |
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276 intNDArray<T>::cummin (Array<octave_idx_type>& idx_arg, int dim) const |
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277 { |
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278 return do_mx_cumminmax_op<intNDArray<T> > (*this, idx_arg, dim, mx_inline_cummin); |
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279 } |
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280 |
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281 template <class T> |
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282 intNDArray<T> |
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283 intNDArray<T>::diff (octave_idx_type order, int dim) const |
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284 { |
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285 return do_mx_diff_op<intNDArray<T> > (*this, dim, order, mx_inline_diff); |
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286 } |
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287 |
| 4902 | 288 /* |
| 289 ;;; Local Variables: *** | |
| 290 ;;; mode: C++ *** | |
| 291 ;;; End: *** | |
| 292 */ |