Mercurial > octave
comparison scripts/plot/draw/light.m @ 30236:628f26e122d9
maint: use rows() or columns() instead of size(__, 1 | 2) for clarity.
* ccolamd.cc, colamd.cc, Map.m, material.m, isocolors.m, isonormals.m,
isosurface.m, light.m, reducepatch.m, reducevolume.m, movfun.m, ilu.m,
__alltohandles__.m, dump_demos.m, mk-sparse-tst.sh:
Use rows() or columns() instead of size(__, 1 | 2) for clarity.
| author | Rik <rik@octave.org> |
|---|---|
| date | Mon, 11 Oct 2021 20:09:59 -0700 |
| parents | 7854d5752dd2 |
| children | 796f54d4ddbf |
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| 30235:3646ef5efd27 | 30236:628f26e122d9 |
|---|---|
| 156 | 156 |
| 157 %!demo | 157 %!demo |
| 158 %! ## Lighting modes on surfaces | 158 %! ## Lighting modes on surfaces |
| 159 %! clf; | 159 %! clf; |
| 160 %! Z = peaks (); | 160 %! Z = peaks (); |
| 161 %! [X, Y] = meshgrid (1:size (Z, 2), 1:size (Z, 1)); | 161 %! [X, Y] = meshgrid (1:columns (Z), 1:rows (Z)); |
| 162 %! | 162 %! |
| 163 %! h_axes1 = axes (); | 163 %! h_axes1 = axes (); |
| 164 %! surf (X, Y, Z, "LineStyle", "none", "FaceLighting", "none"); | 164 %! surf (X, Y, Z, "LineStyle", "none", "FaceLighting", "none"); |
| 165 %! hold on; | 165 %! hold on; |
| 166 %! surf (X + round (1.2 * size (Z, 2)), Y, Z, "LineStyle", "none", ... | 166 %! surf (X + round (1.2 * columns (Z)), Y, Z, "LineStyle", "none", ... |
| 167 %! "FaceLighting", "flat"); | 167 %! "FaceLighting", "flat"); |
| 168 %! surf (X + round (2.4 * size (Z, 2)), Y, Z, "LineStyle", "none", ... | 168 %! surf (X + round (2.4 * columns (Z)), Y, Z, "LineStyle", "none", ... |
| 169 %! "FaceLighting", "gouraud"); | 169 %! "FaceLighting", "gouraud"); |
| 170 %! axis tight | 170 %! axis tight |
| 171 %! axis equal | 171 %! axis equal |
| 172 %! view (2); | 172 %! view (2); |
| 173 %! light ("Position", [-1 1 1]); | 173 %! light ("Position", [-1 1 1]); |