Mercurial > octave-nkf
view scripts/polynomial/unmkpp.m @ 20216:aa36fb998a4d stable
maint: Remove unnecessary whitespace at end of lines.
* libgui/Makefile.am, libgui/graphics/Canvas.cc,
libgui/graphics/EditControl.cc, libgui/graphics/Figure.cc,
libgui/graphics/MouseModeActionGroup.cc, libgui/graphics/annotation-dialog.cc,
libgui/graphics/annotation-dialog.h, libgui/graphics/gl-select.cc,
libgui/graphics/module.mk, libgui/kb-layouts/default.keytab,
libgui/kb-layouts/linux.keytab, libgui/kb-layouts/vt420pc.keytab,
libgui/src/m-editor/find-dialog.cc, libgui/src/main-window.cc,
libgui/src/octave-qt-link.cc, libgui/src/octave-qt-link.h,
libgui/src/shortcut-manager.h, libinterp/corefcn/error.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gl2ps-renderer.cc,
libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h,
libinterp/corefcn/octave-link.cc, libinterp/corefcn/quadcc.cc,
libinterp/corefcn/strfns.cc, libinterp/corefcn/syscalls.cc,
libinterp/corefcn/sysdep.cc, libinterp/corefcn/urlwrite.cc,
libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/ccolamd.cc,
libinterp/dldfcn/colamd.cc, libinterp/octave-value/ov-bool-sparse.cc,
libinterp/octave-value/ov-classdef.cc, libinterp/octave-value/ov-re-sparse.cc,
libinterp/octave-value/ov-struct.cc, libinterp/parse-tree/pt-arg-list.cc,
scripts/audio/@audiorecorder/play.m, scripts/audio/wavwrite.m,
scripts/general/cart2sph.m, scripts/geometry/inpolygon.m,
scripts/gui/listdlg.m, scripts/gui/msgbox.m,
scripts/gui/private/message_dialog.m, scripts/help/get_first_help_sentence.m,
scripts/help/lookfor.m, scripts/image/imshow.m, scripts/io/strread.m,
scripts/java/javamem.m, scripts/miscellaneous/dir.m,
scripts/miscellaneous/edit.m, scripts/miscellaneous/genvarname.m,
scripts/miscellaneous/gzip.m, scripts/miscellaneous/private/__w2mpth__.m,
scripts/plot/appearance/annotation.m, scripts/plot/draw/colorbar.m,
scripts/plot/draw/quiver3.m, scripts/plot/util/hold.m,
scripts/plot/util/print.m, scripts/polynomial/mkpp.m,
scripts/polynomial/polyder.m, scripts/polynomial/spline.m,
scripts/polynomial/unmkpp.m, scripts/signal/arma_rnd.m, scripts/sparse/gplot.m,
scripts/statistics/tests/t_test.m,
scripts/statistics/tests/t_test_regression.m, scripts/strings/mat2str.m,
scripts/strings/strsplit.m, scripts/strings/strtrunc.m,
scripts/strings/untabify.m, scripts/testfun/assert.m:
maint: Remove unnecessary whitespace at end of lines.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 12 May 2015 09:22:01 -0700 |
parents | f1d0f506ee78 |
children |
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## Copyright (C) 2000-2015 Paul Kienzle ## ## This file is part of Octave. ## ## Octave 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 3 of the License, or (at ## your option) any later version. ## ## Octave 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 Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {Function File} {[@var{x}, @var{p}, @var{n}, @var{k}, @var{d}] =} unmkpp (@var{pp}) ## ## Extract the components of a piecewise polynomial structure @var{pp}. ## ## The components are: ## ## @table @asis ## @item @var{x} ## Sample points. ## ## @item @var{p} ## Polynomial coefficients for points in sample interval. ## @code{@var{p} (@var{i}, :)} contains the coefficients for the polynomial ## over interval @var{i} ordered from highest to lowest. If ## @code{@var{d} > 1}, @code{@var{p} (@var{r}, @var{i}, :)} contains the ## coefficients for the r-th polynomial defined on interval @var{i}. ## ## @item @var{n} ## Number of polynomial pieces. ## ## @item @var{k} ## Order of the polynomial plus 1. ## ## @item @var{d} ## Number of polynomials defined for each interval. ## @end table ## ## @seealso{mkpp, ppval, spline, pchip} ## @end deftypefn function [x, P, n, k, d] = unmkpp (pp) if (nargin != 1) print_usage (); endif if (! (isstruct (pp) && isfield (pp, "form") && strcmp (pp.form, "pp"))) error ("unmkpp: PP must be a piecewise polynomial structure"); endif x = pp.breaks; P = pp.coefs; n = pp.pieces; k = pp.order; d = pp.dim; endfunction %!test %! b = 1:3; %! c = 1:24; %! pp = mkpp (b,c); %! [x, P, n, k, d] = unmkpp (pp); %! assert (x, b); %! assert (P, reshape (c, [2 12])); %! assert (n, 2); %! assert (k, 12); %! assert (d, 1); ## Test input validation %!error unmkpp () %!error unmkpp (1,2) %!error <piecewise polynomial structure> unmkpp (1) %!error <piecewise polynomial structure> unmkpp (struct ("field1", "pp")) %!error <piecewise polynomial structure> unmkpp (struct ("form", "not_a_pp"))