ChangeLog¶ ↑

2013-03-16¶ ↑

2013-03-16 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

narray.c (Init_narray): add map, map! Thanks to Michael Macias.

2013-02-27¶ ↑

2013-02-27 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

Rakefile: use rubygems/package_task.
narray.gemspec: add –exclude in rdoc_options.

2013-02-26¶ ↑

2013-02-26 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

test/ld.rb: add require “rubygems”.
narray.gemspec: change gem directory from src to ext.
narray.c: avoid warnings in require “complex” and rdoc parsing.

2013-02-13¶ ↑

2013-02-13 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

lib/narray_ext.rb: new method: NArray.cast

2013-02-01¶ ↑

2013-02-01 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

lib/narray_ext.rb: eql? hash methods implemented.

2013-01-31¶ ↑

2013-01-31 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

na_raondom.c: unuse u_int16_t
mknafunc.rb, mkmath.rb, mkop.rb, na_linalg.c: bug: duplicated definition of asinh/acosh/atanh, typecast warning (mingw/mswin)

2013-01-30¶ ↑

2013-01-30 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

narray.c (na_check_class_narray): use Module#<= instead of rb_mod_ancestors
na_random.c, na_linalg.c: avoid warnings of signed <=> unsigned comparison

2012-12-07¶ ↑

2012-12-07 geoffyoungs¶ ↑

narray.c (na_check_class_narray): Use ruby methods to check class ancestors, instead of m_tbl directly

2012-09-20¶ ↑

2012-09-20 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

lib/narray_ext.rb (reverse,rot90): new method

2012-09-01¶ ↑

2012-09-01 ohai¶ ↑

lib/narray_ext.rb: Change NMath#recip into a module function.

2011-08-29¶ ↑

2011-08-29 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

narray.c (na_alloc_struct): check array size (zero/negative).

2011-08-27¶ ↑

2011-08-27 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

narray.c (na_alloc_struct): check array size (overflow).
extconf.rb (install_rb): –export-all option for mingw.

2011-02-04¶ ↑

2011-02-04 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

na_func.c (na_prod, na_prod_body, na_cumprod, na_cumprod_bang): New method.

2011-01-04¶ ↑

2011-01-04 sgwong¶ ↑

extconf.rb: failure due to the change of $DLDFLAGS in ruby1.9

2010-12-14¶ ↑

2010-12-14 Masahiro TANAKA <masa16.tanaka@gmail.com>¶ ↑

lib/nmatrix.rb (NMatrix#diagonal!): - failed due to spec change of NArray.to_na. Thanks to M. Kikkawa.

2010-09-13¶ ↑

2010-09-13 David MacMahon <davidm at astro.berkeley…>¶ ↑

narray.c (na_where2): - Convert to NA_BYTE by calling “obj.ne(0)”

2010-07-12¶ ↑

2010-07-12 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

narray.c (na_s_to_na): - improve argument check in NArray.to_na

2010-04-30¶ ↑

2010-04-30 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

narray.c (na_s_to_na): - the number of arguments was not checked. Thanks to S D for report.

2010-01-16¶ ↑

2010-01-16 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

na_index.c (na_index_analysis): - access out-of-bounds “struct slice” array.
SPEC.en, SPEC.ja: - fix wrong explanation in count_false/true.
na_random.c (na_random): - modify random method not to change itself.
lib/narray_ext.rb: - modify randomn! method to replace itself. Thank Yusuke ENDOH for report and comments.

2010-01-04¶ ↑

2010-01-04 David MacMahon <davidm at astro.berkeley…>¶ ↑

mkop.rb, na_func.c, na_linalg.c, narray_local.h: Add NArray#mod! method Also adds NArray#mod as an alias for NArray#%.

2010-01-04 David MacMahon <davidm at astro.berkeley…>¶ ↑

mkop.rb: Fix divide-by-zero bug in % operator Prior to this fix, the following would crash Ruby with a floating point exception (at least on Mac OS X 10.6)… 1 % NArray Now that code raises ZeroDivisionError which can be rescued.

2010-01-04 David MacMahon <davidm at astro.berkeley…>¶ ↑

Rakefile: Add Rakefile for easy gem creation Just run “rake gem” to create the gem file in the pkg/ subdirectory. Added .gitignore file to ignore pkg/ subdirectory.

2009-06-14¶ ↑

2009-06-14 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

narray.h: include sys/stdint.h rather than sys/types.h for C99 confomance

2009-05-20¶ ↑

2009-05-20 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

lib/narray_ext.rb (mean, stddev,rms,rsmdev,covariance): - swith to DFLOAT type if integer array. - thanks to Philip Silva for report.

2009-03-11¶ ↑

2009-03-11 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

na_index.c (na_aset_single_dim): - add check of storing empty array. - thanks to NISHI Takao for report.

2008-11-05¶ ↑

2008-11-05 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

work with ruby 1.9.1 preview1 - use RARRAY_*** macros instead of struct RArray. - follow changes in Complex feature. - change oprator arg of coerce_rev func: id -> symbol - modify test scripts.
na_array.c (na_do_mdai): - bug fix in counting narray’s rank.

2008-06-10¶ ↑

2008-06-10 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

bench/: new sophisticated benchmark script.

2008-05-27¶ ↑

2008-05-27 Jose M <braket at hotmai…>¶ ↑

na_array.c, na_index.c, na_random.c, na_func.c
na_linalg.c, narray.c, mkmath.rb, mkop.rb: change var++ to ++var: make NArray perform faster.

2008-05-24¶ ↑

2008-05-24 Hiroki Motoyoshi <himotoyoshi at yahoo.co…>¶ ↑

mkmath.rb: fix bug in powOO.

2008-04-02¶ ↑

2008-04-02 David MacMahon <davidm at astro.berkeley…>¶ ↑

na_func.c: new methods: conj!, conjugate!

2008-01-28¶ ↑

2008-01-28 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

na_array.c (na_range_to_sequence, na_do_mdai)
na_index.c (na_index_range): change in internal structure of Ruby 1.9 Range object. Thanks to Hargobind Khalsa.

2008-01-11¶ ↑

2008-01-11 David MacMahon <davidm at astro.berkeley…>¶ ↑

lib/narray_ext.rb (stddev): fix for complex NArrays.
lib/narray_ext.rb (rms, rmsdev): new methods.

2007-12-27¶ ↑

2007-12-27 Masahiro TANAKA <masa16.tanaka at gmail.com>¶ ↑

narray_local.h, narray.c, na_array.c: use RSTRING_PTR, RSTRING_LEN for Ruby 1.9.0.

2007-12-11¶ ↑

2007-12-11 Masahiro TANAKA <masah16.tanaka at gmail.com>¶ ↑

mkop.rb: omit precision in format “%g” for InspS/D/X/C. Thanks to Shigenori OTSUKA at kyoto-u.

2007-10-09¶ ↑

2007-10-09 David MacMahon <davidm at astro.berkeley…>¶ ↑

narray.h, mkop.rb: bug in NArray::NARRAY_VERSION and InspX.

2006-08-09¶ ↑

2006-08-09 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

na_fftw.c, extconf.rb, narray.c (Init_narray): Remove FFTW2 support; it is a separete module.

2006-08-08¶ ↑

2006-08-08 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

na_index.c (na_index_test, na_aset_single_dim): ‘nv = nu’ should work if nv and nu are NVector. ‘NA_IsNArray(nu)’ is used for checking NArray. Thanks to sun@titech.

2006-08-08 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

narray_local.h, mknafunc.rb (mksortfuncs): Argument type of comparison function passed to qsort should be ‘const void *’. Thank Daniel Berger for report.

2006-07-30¶ ↑

2006-07-30 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

narray.h, narray.c: Do not declare external variables of cNArray, na_sizeof in narray.c. Thank Daniel Berger for report.

2006-03-22¶ ↑

2006-03-22 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

lib/narray_ext.rb (mean, stddev): Fix to work with NVector/NMatrix classes. Thank Stephen Hill for report.

2005-09-13¶ ↑

2005-09-13 Charlie Mills <Charlie.Mills@m…>¶ ↑

mkop.rb, na_func.c, narray_local.h: Make NArray#eq more robust.

2005-08-05¶ ↑

2005-08-05 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

mkmath.rb (na_math_func): Bug: In NMath functions, Float class arguments have been converted to SFLOAT type. Thank Yuhei Kuratomi for his report. Spec Change: Calculate and return as DFLOAT type if an integer argument is given to NMath functions.
na_func.c (na_math_atan2): NMath.atan2() accepts other objects than NArray class. Treat as DFLOAT for integer arguments.

2005-01-25¶ ↑

2005-01-25 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

na_array.c (na_ary_to_nary_w_type): Bug: “type” is not initialized when an array is empty.

2005-01-07¶ ↑

2005-01-07 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

narray.h: define NARRAY_VERSION NARRAY_VERSION_CODE
narray.c: new constant: NArray::NARRAY_VERSION

2004-11-10¶ ↑

2004-11-10 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

na_random.c: Fix infinite loop due to gcc bug?; “int32_t x; x>>=32;” unvaried although 0 expected. Thanks to David G. Andersen.
lib/narray_ext.rb (randomn): Raise error if NArray type is other than float.

2004-09-22¶ ↑

2004-09-22 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

nimage/nimage.c: Argument type of rb_str2cstr is changed. Use RSTRING()->ptr & RSTRING()->len. Thanks to Ara Howard.

2004-06-28¶ ↑

2004-06-28 KOSHIRO Tsuyoshi <koshiro rish.kyoto-u.ac.jp>¶ ↑

extconf.rb: generate libnarray.a for Cygwin + Ruby 1.8.1.

2004-02-19¶ ↑

2004-02-19 Masahiro TANAKA <masahiro.tanaka at nao.ac.jp>¶ ↑

na_array.c (na_free_mdai): memory free bug: xfree(mdai->type); added.

2004-01-04¶ ↑

2004-01-04 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

extconf.rb: narray.h, narray_conf.h was not installed on ruby-1.8.x
narray.c: NArray-GC is disabled.
nimage/nimage.c, test/testwhere.rb, speed/: fix ruby-1.8.x incompatibility

2003-03-04¶ ↑

2003-03-04 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_alloc_struct): NArray-specific GC is enabled for ruby-1.8.0.

2003-03-03¶ ↑

2003-03-03 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_random.c: created.
lib/narray_ext.rb (rank_total): Array#indices is obsolete. use Array#select. Default ‘to_a’ will be obsolete.
lib/nmatrix.rb: Object#type is obsolete. use Object#class.

2003-03-01¶ ↑

2003-03-01 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

narray_ext.rb (swap_byte,hton,htov): removed.
mkop.rb, mknafunc.rb, na_func.c, narray_local.h: add C-version of swap_byte, hton, htov.

2003-02-28¶ ↑

2003-02-28 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

extconf.rb: do not add “–output-lib libnarray.a” to link options if Cygwin with Ruby 1.8.0. Thank MoonWolf for the note.

2002-11-25¶ ↑

2002-11-25 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_func.c (na_cumsum_bang,na_cumsum_): created. Thank Jon Davidson for the proposal.

2002-09-15¶ ↑

2002-09-15 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_array.c (na_do_mdai): Index is not ‘i’ but ‘j’ in recursive array check. Thank Ara Howard for the bug report.

2002-05-30¶ ↑

2002-05-30 WATANABE Hirofumi <eban at os.rim.or.jp>¶ ↑

extconf.rb: to build in another directory than source tree.
depend: ditto.

2002-05-18¶ ↑

2002-05-18 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

lib/narray_ext.rb (NArray#==): return false unless other is NArray.
narray.h, narray_local.h, narray.c: move na_sizeof variable from narray_local.h to narray.h. const keyword added. Thanks to Horinouchi-san.
narray.c (na_get_typecode): change to public method.
narray.c (na_sizeof,na_typestring): const keyword added.
mkop.rb: ditto.
na_func.c (na_unary_func): ditto.
mkmath.rb: dismiss sincos()

2002-04-11¶ ↑

2002-04-11 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

mkmath.rb (asinh,acosh,atanh): better precision.

2002-04-10¶ ↑

2002-04-10 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

mkop.rb (SetFucs): should use INT2NUM to extract 32-bit int. Thanks to Kozuka-san.

2002-03-26¶ ↑

2002-03-26 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

narray.def: remove unused entry. Thanks to Watanabe-san.

2002-03-24¶ ↑

2002-03-24 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_array.c: New multi-dimentional array investigation is introduced. Scan array only once and check recursive array.
narray.h, narray_local.h: Local definisions in narray.h are moved into narray_local.h.

2002-03-17¶ ↑

2002-03-17 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

nmatrix.rb (NMatrix#*): accept Array as an argument.

2002-02-26¶ ↑

2002-02-26 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_array.c (na_copy_ary_to_nary): accept Range as a sequence.

2002-02-06¶ ↑

2002-02-06 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

narray.c, na_func.c, na_index.c, na_linalg.c, na_fftw.c, mkmath.rb: add volatile keyword instead of na_touch_object() function.

2002-01-25¶ ↑

2002-01-25 Masahiro TANAKA <masa@ir.isas.ac.jp>¶ ↑

na_array.c (na_to_array0): Bug: GC fails if ary->len is set in advance. Thanks to Bil Kleb.

2001-12-30¶ ↑

2001-12-30 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

extconf.rb: Modify install_rb to install narray.h, narray_config.h.
na_index.c (na_aref,na_aset): Mask support. Thanks to T.Horinoichi.
mkop.rb: Mask functions added.
narray.h: Macros added.
narray.def: created.

2001-11-20¶ ↑

2001-11-20 Takeshi Horinouchi <horinout at kurasc.kyoto-u.ac.jp>¶ ↑

narray.c (na_get_typecode): Bug: “!” needed at strncmp.
test/testmask.rb: created.

2001-07-01¶ ↑

2001-07-01 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.h: introduce na_index_t.
na_func.c (na_init_slice,na_loop_index_ref,na_loop_general): change to na_index_t.
na_index.c: modify EXCL(range) to use excule_end?.
na_index.c (na_aref_single_dim): remain array if sl->step!=0. i.e., a results in 1-element array.
na_func.c (Init_na_funcs): alias image, arg, conjugate.

2001-06-30¶ ↑

2001-06-30 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

extconf.rb: check sys/typedef.h, u_int8_t, int16_t, int32_t. generating narray_config.h.
narray.h: conditional typedef. define NARRAY_H.
na_func.c (Init_na_funcs): change == to eq. add gt,ge,lt,le.
lib/narray_ext.rb: new entry: ==, all?, any?, none?.
mkop.rb: new entry: conditional XOR.
na_func.c (na_cond_xor): ditto.
narray.h: ditto.

2001-06-05¶ ↑

2001-06-05 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_index.c (na_aref_body): NVector#[] should return NVector class even when single argument of range/array. Thanks to Daishi Harada.
narray.h (na_class_dim): delete redundant “;”
extconf.rb: delete config_dir(“narray”), add dir_config(“fftw”).

2001-06-04¶ ↑

2001-06-04 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_index.c (na_aref_multi_dim_single_elm): do not change class even if a for NMatrix. Thanks to Daishi Harada.
narray.c (na_inspect): rb_str_cat(str,“: n”,4); not 4, but 3. Thanks to Matju.

2001-05-11¶ ↑

2001-05-11 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

nimage/extconf.rb: add dir_config(“x11”). rm have_header.

2001-04-10¶ ↑

2001-04-10 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.h: exclude typedef int32_t,int16_t,u_int8_t for Mac OS X. Thanks to T.Yamamoto.
mkmath.rb (atan,atanh): avoid non-constant initializer for complex.

2001-04-03¶ ↑

2001-04-03 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_array.c (na_search_rank): ignore empty array.
na_array.c (na_copy_ary_to_nary): ignore empty array and nil.

2001-04-02¶ ↑

2001-04-02 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_to_s): bug: na_sizeof[] is necessary. Thank matju for report.

2001-01-29¶ ↑

2001-01-29 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

mkop.rb (Angl): added.
na_func.c (na_angle): added. Thank M.Tagusai for proposal.

2001-01-21¶ ↑

2001-01-21 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

mkop.rb, mkmath.rb: loop-end condition changed from n>0 to n. 5% speed up for multiplication of double.

2001-01-20¶ ↑

2001-01-20 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

mkop.rb (DivU,DivB): raise error if divided by 0.

2001-01-19¶ ↑

2001-01-19 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

mkop.rb (round): bug: has omitted the case of 0.

2001-01-18¶ ↑

2001-01-18 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_is_empty): added.
na_func.c (na_exec_unary,na_exec_binary,na_make_object_extend): enable operation of empty array.

2001-01-17¶ ↑

2001-01-17 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_index.c (na_aset_array_index): allow a[]=1.

2001-01-14¶ ↑

2001-01-14 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_index.c (na_ary_to_index): bug: should raise error if < -n.

2001-01-13¶ ↑

2001-01-13 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

na_func.c (na_unary_func): should call func of self-type. Thanks to Matju.

2001-01-06¶ ↑

2001-01-06 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_s_new_int): check argc==0. Thanks to Matju.

2000-12-11¶ ↑

2000-12-11 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_alloc_struct): cope with empty array.
na_func.c (na_exec_unary,na_shape_max_2obj): empty check.

2000-12-10¶ ↑

2000-12-10 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

narray.c (na_random): disable initalizing seed.

2000-12-07¶ ↑

2000-12-07 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

mkmath.rb: create asinh, acosh, atanh missing in VC++.
mkop.rb (TpErrI): return int after rb_raise().
narray.h: max() -> NA_MAX(), swap() -> NA_SWAP().
narray.c (na_get_typecode): return int after rb_raise().
na_func.c (na_sort,na_sort_index): fix function decl. for qsort.

2000-12-01¶ ↑

2000-12-01 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

lib/nmatrix.rb (NVector#+,-): should change Class to NArray before calling super. Thanks to Kenya OGATA.
na_index.c (EXCL): follow the change of EXCL() in 1.6.2. Thanks to Robert Feldt.

2000-11-25¶ ↑

2000-11-25 Masahiro Tanaka <masa@ir.isas.ac.jp>¶ ↑

2000-10-14¶ ↑

2000-10-14 Masahiro Tanaka <masa>¶ ↑

narray.c (na_wrap_struct_class): na_mark_ref, na_mark_obj.

2000-10-05¶ ↑

2000-10-05 Masahiro Tanaka <masa>¶ ↑

nmatrix.rb: created.

2000-10-03¶ ↑

2000-10-03 Masahiro Tanaka <masa>¶ ↑

na_index.c (na_shrink_rank): created for general purposes.
narray.c (na_reshape): use new na_shrink rank. recognize “true” argument.
lib/narray_ext.rb: use new feature of reshape

2000-10-02¶ ↑

2000-10-02 Masahiro Tanaka <masa>¶ ↑

na_index.c (na_make_slice_aset_fill): created.
lib/narray_ext.rb (flatten): no more use dup.
na_func.c (na_s_mul_sum): created.
narray.c (na_wrap_struct): wrap with referring class.
(na_ref_alloc_struct): created.
(na_reshape_ref,na_newrank_ref): created.
(na_inspect): print class name.
narray.h: add “VALUE obj” elmt to “struct NARRAY”.

2000-09-29¶ ↑

2000-09-29 Masahiro Tanaka <masa>¶ ↑

mkopfunc.rb (mulacmfunc): created.
mkfuncs.rb: rewrite with %w().
(mktrifunc): renamed from mkcmpfunc. accept block.
na_loop.c (na_slice_set_extend): change arguments.
na_func.c (na_mul_acm,na_shape_max_3obj): created.
(na_exec_trifunc_extend): a1 can be shrinkable.

2000-09-28¶ ↑

2000-09-28 Masahiro Tanaka <masa>¶ ↑

lib/narray_ext.rb (is_ineger?,is_complex?): -> ineger?, complex?.

2000-09-27¶ ↑

2000-09-27 Masahiro Tanaka <masa>¶ ↑

na_index.c (na_index_analysis): add false dimension.
narray.c (na_clone): renamed from ns_dup.

2000-09-04¶ ↑

2000-09-04 Masahiro Tanaka <masa>¶ ↑

lib/narray_ext.rb (convol): put in module FFTW.

2000-09-01¶ ↑

2000-09-01 Masahiro Tanaka <masa>¶ ↑

narray.c (na_random): remove ‘seed’ argument. add rand().

2000-08-25¶ ↑

2000-08-25 Masahiro Tanaka <masa>¶ ↑

lib/narray_ext.rb: create randomn (Box-Muller).

2000-08-23¶ ↑

2000-08-23 Masahiro Tanaka <masa>¶ ↑

na_index.c (aref, aset): categolize procedures with arguments.

2000-08-02¶ ↑

2000-08-02 Masahiro Tanaka <masa>¶ ↑

lib/narray_ext.rb: create FFTW.convol.

2000-08-01¶ ↑

2000-08-01 Masahiro Tanaka <masa>¶ ↑

na_index.c (na_aref_array_index): bug fix: free index memory.

2000-07-28¶ ↑

2000-07-28 Masahiro Tanaka <masa>¶ ↑

mkcmpfunc.rb: remove <=> with complex. add ~.
mkopfunc.rb, na_func.c: add &, |, ^.

2000-07-27¶ ↑

2000-07-27 Masahiro Tanaka <masa>¶ ↑

mknmath.rb, lib/narray_ext.rb: add covariance.
mkopfunc.rb (data_mod): add imag=.
mksetfunc.rb: add im (ImagMul).
mknmath.rb, lib/narray_ext.rb: add trigonometric functions.

2000-07-26¶ ↑

2000-07-26 Masahiro Tanaka <masa>¶ ↑

na_func.c (na_exec_math_func): extract object if argument is non-array.
lib/narray_ext.rb: add mean, stddev.

2000-07-21¶ ↑

2000-07-21 Masahiro Tanaka <masa>¶ ↑

na_index.c (na_aset): bug fix for empty index, etc.
na_func.c (na_shape_check): raise error if empty array.
(na_sum_body,na_min,na_min,na_transpose): better arg-parse.
(na_arg_to_rank,na_accum_set_shape,na_accum_shrink_rank): created.

2000-07-20¶ ↑

2000-07-20 Masahiro Tanaka <masa>¶ ↑

narray.c (na_str_to_na): more size check.
na_index.c (na_aset): allow if src-ary has smaller dims.
narray.c (na_to_narray): moved from na_array.c
lib/narray_ext.rb: created. swap_byte, hton etc.
narray.c (Init_narray): change type=>typecode. add NArray.dfloat, NArray::DFLOAT etc. add element_size, to_binary, to_type_as_binary.

2000-07-18¶ ↑

2000-07-18 Masahiro Tanaka <masa>¶ ↑

na_loop.c (na_loop_general): created. na_loop_index is obsolete.

2000-07-17¶ ↑

2000-07-17 Masahiro Tanaka <masa>¶ ↑

na_func.c (na_sum_body,na_accum): created.
na_index.c (na_slice): created.
na_index.c (na_aref,na_aset): if the argument is an array, methods [],[]= return same shape as the array. e.g, a[[,[2,3]]] creates 2-D array.
na_index.c (na_serialize_struct,na_aref_aryindex,na_aref_single): Created.

2000-07-16¶ ↑

2000-07-16 Masahiro Tanaka <masa>¶ ↑

na_func.c (na_transpose_bifunc,na_transpose), test/testtrans.rb: Created.

2000-07-15¶ ↑

2000-07-15 Masahiro Tanaka <masa>¶ ↑

na_func.c (na_sort,na_sort_index,na_sort_number): Created.
mkfuncs.rb (mksortfunc): Created.
test/testsort.rb: Created.

2000-07-14¶ ↑

2000-07-14 Masahiro Tanaka <masa>¶ ↑

narray.c (Init_narray), narrah.h: introduce NArrayScalar class.
narray.c (na_coerce), na_func.c (na_bifunc): better casting.

2000-07-11¶ ↑

2000-07-11 Masahiro Tanaka <masa>¶ ↑

mk*.rb, depend: include code-generating scripts in distribution.
na_func.c, mkopfunc.rb: rename sub! => sbt!.
mkfuncs.rb: fix to work for Ruby ver 1.5.4.

2000-07-10¶ ↑

2000-07-10 Masahiro Tanaka <masa>¶ ↑

na_array.c: rename na_to_narray1 to na_ary_to_narray
na_array.c: reduce GC problem; delay registration of objects. change return value of na_to_narray0 from VALUE to struct NARRAY * reflect in na_ary_to_na, na_ary_to_na, na_ary_to_narray.
narray.h: add GetOrMakeNArray(obj,ary), FreeMadeNArray(obj,ary)
narray.c, na_index.c, na_func.c, na_fftw.c: change na_to_narray0 to GetOrMakeNArray/FreeMadeNArray.
narray.c (na_free): free memory of itself structure.
narray.c (na_mark): pass pointer to rb_gc_mark.
na_array.c (na_make_inspect): return if total<0.
na_index.c (na_ary_to_index, na_aref, na_aset): judge whether empty array.
naimage/demo/mandel.rb: Now no need for checking size.
test/testindex*.rb: print more description.