Mercurial > hg > octave-nkf
comparison scripts/plot/private/__interp_cube__.m @ 14868:5d3a684236b0
maint: Use Octave coding conventions for cuddling parentheses in scripts directory
* lin2mu.m, loadaudio.m, wavread.m, accumarray.m, bicubic.m, celldisp.m,
colon.m, cplxpair.m, dblquad.m, divergence.m, genvarname.m, gradient.m,
int2str.m, interp1.m, interp1q.m, interp2.m, interpn.m, loadobj.m, nthargout.m,
__isequal__.m, __splinen__.m, quadgk.m, quadl.m, quadv.m, rat.m, rot90.m,
rotdim.m, saveobj.m, subsindex.m, triplequad.m, delaunay3.m, griddata.m,
inpolygon.m, tsearchn.m, voronoi.m, get_first_help_sentence.m, which.m,
gray2ind.m, pink.m, dlmwrite.m, strread.m, textread.m, textscan.m, housh.m,
ishermitian.m, issymmetric.m, krylov.m, logm.m, null.m, rref.m,
compare_versions.m, copyfile.m, dump_prefs.m, edit.m, fileparts.m,
getappdata.m, isappdata.m, movefile.m, orderfields.m, parseparams.m,
__xzip__.m, rmappdata.m, setappdata.m, swapbytes.m, unpack.m, ver.m, fminbnd.m,
fminunc.m, fsolve.m, glpk.m, lsqnonneg.m, qp.m, sqp.m, configure_make.m,
copy_files.m, describe.m, get_description.m, get_forge_pkg.m, install.m,
installed_packages.m, is_architecture_dependent.m, load_package_dirs.m,
print_package_description.m, rebuild.m, repackage.m, save_order.m, shell.m,
allchild.m, ancestor.m, area.m, axes.m, axis.m, clabel.m, close.m, colorbar.m,
comet.m, comet3.m, contour.m, cylinder.m, ezmesh.m, ezsurf.m, findobj.m,
fplot.m, hist.m, isocolors.m, isonormals.m, isosurface.m, isprop.m, legend.m,
mesh.m, meshz.m, pareto.m, pcolor.m, peaks.m, plot3.m, plotmatrix.m, plotyy.m,
polar.m, print.m, __add_datasource__.m, __add_default_menu__.m,
__axes_limits__.m, __bar__.m, __clabel__.m, __contour__.m, __errcomm__.m,
__errplot__.m, __ezplot__.m, __file_filter__.m, __fltk_print__.m,
__ghostscript__.m, __gnuplot_print__.m, __go_draw_axes__.m,
__go_draw_figure__.m, __interp_cube__.m, __marching_cube__.m, __patch__.m,
__pie__.m, __plt__.m, __print_parse_opts__.m, __quiver__.m, __scatter__.m,
__stem__.m, __tight_eps_bbox__.m, __uigetdir_fltk__.m, __uigetfile_fltk__.m,
__uiputfile_fltk__.m, quiver.m, quiver3.m, rectangle.m, refreshdata.m,
ribbon.m, scatter.m, semilogy.m, shading.m, slice.m, subplot.m, surface.m,
surfl.m, surfnorm.m, text.m, uigetfile.m, uiputfile.m, whitebg.m, deconv.m,
mkpp.m, pchip.m, polyaffine.m, polyder.m, polygcd.m, polyout.m, polyval.m,
ppint.m, ppjumps.m, ppval.m, residue.m, roots.m, spline.m, splinefit.m,
addpref.m, getpref.m, setpref.m, ismember.m, setxor.m, arch_fit.m, arch_rnd.m,
arch_test.m, autoreg_matrix.m, diffpara.m, fftconv.m, filter2.m, hanning.m,
hurst.m, periodogram.m, triangle_sw.m, sinc.m, spectral_xdf.m, spencer.m,
stft.m, synthesis.m, unwrap.m, yulewalker.m, bicgstab.m, gmres.m, pcg.m, pcr.m,
__sprand_impl__.m, speye.m, spfun.m, sprandn.m, spstats.m, svds.m,
treelayout.m, treeplot.m, bessel.m, factor.m, legendre.m, perms.m, primes.m,
magic.m, toeplitz.m, corr.m, cov.m, mean.m, median.m, mode.m, qqplot.m,
quantile.m, ranks.m, zscore.m, logistic_regression_likelihood.m,
bartlett_test.m, chisquare_test_homogeneity.m, chisquare_test_independence.m,
kolmogorov_smirnov_test.m, run_test.m, u_test.m, wilcoxon_test.m, z_test.m,
z_test_2.m, bin2dec.m, dec2base.m, mat2str.m, strcat.m, strchr.m, strjust.m,
strtok.m, substr.m, untabify.m, assert.m, demo.m, example.m, fail.m, speed.m,
test.m, now.m: Use Octave coding conventions for cuddling parentheses in
scripts directory.
author | Rik <octave@nomad.inbox5.com> |
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date | Tue, 17 Jul 2012 07:08:39 -0700 |
parents | 72c96de7a403 |
children | c2dbdeaa25df |
comparison
equal
deleted
inserted
replaced
14867:97ce18b62d0f | 14868:5d3a684236b0 |
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21 ## -*- texinfo -*- | 21 ## -*- texinfo -*- |
22 ## @deftypefn {Function File} {[@var{vxyz}, @var{idx}, @var{frac}] =} __interp_cube__ (@var{x}, @var{y}, @var{z}, @var{val}, @var{v}) | 22 ## @deftypefn {Function File} {[@var{vxyz}, @var{idx}, @var{frac}] =} __interp_cube__ (@var{x}, @var{y}, @var{z}, @var{val}, @var{v}) |
23 ## Undocumented internal function. | 23 ## Undocumented internal function. |
24 ## @end deftypefn | 24 ## @end deftypefn |
25 | 25 |
26 function [Vxyz, idx, frac] = __interp_cube__(x, y, z, val, v, req = "values" ) | 26 function [Vxyz, idx, frac] = __interp_cube__ (x, y, z, val, v, req = "values" ) |
27 if (ismatrix (x) && ndims (x) == 3 && ismatrix (y) && ndims (y) == 3 ... | 27 if (ismatrix (x) && ndims (x) == 3 && ismatrix (y) && ndims (y) == 3 ... |
28 && ismatrix (z) && ndims (z) == 3 && size_equal (x, y, z, val)) | 28 && ismatrix (z) && ndims (z) == 3 && size_equal (x, y, z, val)) |
29 x = squeeze (x(1,:,1))(:); | 29 x = squeeze (x(1,:,1))(:); |
30 y = squeeze (y(:,1,1))(:); | 30 y = squeeze (y(:,1,1))(:); |
31 z = squeeze (z(1,1,:))(:); | 31 z = squeeze (z(1,1,:))(:); |
32 elseif (isvector (x) && isvector (y) && isvector (z) ) | 32 elseif (isvector (x) && isvector (y) && isvector (z) ) |
33 x = x(:); | 33 x = x(:); |
34 y = y(:); | 34 y = y(:); |
35 z = z(:); | 35 z = z(:); |
36 else | 36 else |
37 error("__interp_cube__: X, Y, Z have wrong dimensions"); | 37 error ("__interp_cube__: X, Y, Z have wrong dimensions"); |
38 endif | 38 endif |
39 if (size (val) != [length(x), length(y), length(z)]) | 39 if (size (val) != [length(x), length(y), length(z)]) |
40 error ("__interp_cube__: VAL has wrong dimensions"); | 40 error ("__interp_cube__: VAL has wrong dimensions"); |
41 endif | 41 endif |
42 if (size (v, 2) != 3) | 42 if (size (v, 2) != 3) |
99 otherwise | 99 otherwise |
100 error ("__interp_cube__: Invalid request type '%s', use 'values', 'normals' or 'normals8'", req); | 100 error ("__interp_cube__: Invalid request type '%s', use 'values', 'normals' or 'normals8'", req); |
101 endswitch | 101 endswitch |
102 endfunction | 102 endfunction |
103 | 103 |
104 function [Vxyz, idx, frac] = interp_cube_trilin(x, y, z, val, v) | 104 function [Vxyz, idx, frac] = interp_cube_trilin (x, y, z, val, v) |
105 [idx, frac] = cube_idx (x(:), y(:), z(:), v); | 105 [idx, frac] = cube_idx (x(:), y(:), z(:), v); |
106 sval = size (val); | 106 sval = size (val); |
107 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)); | 107 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)); |
108 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)); | 108 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)); |
109 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)); | 109 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)); |
124 val( i101 ) .* Bx .* (1 .- By) .* Bz .+ ... | 124 val( i101 ) .* Bx .* (1 .- By) .* Bz .+ ... |
125 val( i110 ) .* Bx .* By .* (1 .- Bz) .+ ... | 125 val( i110 ) .* Bx .* By .* (1 .- Bz) .+ ... |
126 val( i111 ) .* Bx .* By .* Bz; | 126 val( i111 ) .* Bx .* By .* Bz; |
127 endfunction | 127 endfunction |
128 | 128 |
129 function [Dx, Dy, Dz, idx, frac] = interp_cube_trilin_grad(x, y, z, val, v) | 129 function [Dx, Dy, Dz, idx, frac] = interp_cube_trilin_grad (x, y, z, val, v) |
130 [idx, frac] = cube_idx (x(:), y(:), z(:), v); | 130 [idx, frac] = cube_idx (x(:), y(:), z(:), v); |
131 sval = size (val); | 131 sval = size (val); |
132 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)); | 132 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)); |
133 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)); | 133 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)); |
134 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)); | 134 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)); |
167 val( i101 ) .* Bx .* (1 .- By) .+ ... | 167 val( i101 ) .* Bx .* (1 .- By) .+ ... |
168 val( i110 ) .* Bx .* By .* -1 .+ ... | 168 val( i110 ) .* Bx .* By .* -1 .+ ... |
169 val( i111 ) .* Bx .* By; | 169 val( i111 ) .* Bx .* By; |
170 endfunction | 170 endfunction |
171 | 171 |
172 function [idx, frac] = cube_idx(x, y, z, v) | 172 function [idx, frac] = cube_idx (x, y, z, v) |
173 idx = zeros (size (v)); | 173 idx = zeros (size (v)); |
174 frac = zeros (size (v)); | 174 frac = zeros (size (v)); |
175 idx(:, 2) = lookup (x(2:end-1), v(:, 1)) + 1; | 175 idx(:, 2) = lookup (x(2:end-1), v(:, 1)) + 1; |
176 frac(:, 2) = (v(:, 1) - x(idx(:, 2)) )... | 176 frac(:, 2) = (v(:, 1) - x(idx(:, 2)) )... |
177 ./ (x(idx(:, 2)+1) - x(idx(:, 2))); | 177 ./ (x(idx(:, 2)+1) - x(idx(:, 2))); |