openscad/BOSL2
1
0
Fork 0
mirror of https://github.com/revarbat/BOSL2.git synced 2025-08-23 01:03:00 +02:00
Code Issues Projects Releases Wiki Activity

Merge pull request #1602 from amatulic/anachronist_isosurface

Browse Source 
removed doc-breaking blank lines
This commit is contained in:
Revar Desmera
2025-03-24 22:57:59 -07:00
committed by GitHub
parent a45f354b1c e797f0e48d
commit 58d5b417e0
1 changed files with 6 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
isosurface.scad
View File

@@ -3259,7 +3259,7 @@ function _metaballs2dfield(funclist, transmatrix, bbox, pixsize, nballs) = let(
// (x*y*z^3 - 3*x^2*z^2) / np^2 + np^2, // (x*y*z^3 - 3*x^2*z^2) / np^2 + np^2,
// isovalue=[-INF,35], bounding_box=[[-32,-32,-14],[32,32,14]], // isovalue=[-INF,35], bounding_box=[[-32,-32,-14],[32,32,14]],
// voxel_size = 0.8, show_box=true); // voxel_size = 0.8, show_box=true);
// Example(3D,Med,NoAxes,VPD=47,VPT=[0,0,2]): You can specify non-cubical voxels for efficiency. This example shows the result of two identical surface functions. The figure on the left uses a `voxel_size=1`, which washes out the detail in the z direction. The figure on the right shows the same shape with `voxel_size=[0.5,1,0.2]` to give a bit more resolution in the x direction and much more resolution in the z direction. This example runs about six times faster than if we used a cubical voxel of size 0.2 to capture the detail in only one axis at the expense of unnecessary detail in other axes. // Example(3D,Med,NoAxes,VPD=47,VPT=[0,0,2]): You can specify non-cubical voxels for efficiency. This example shows the result of two identical surface functions. The figure on the left uses `voxel_size=1`, which washes out the detail in the z direction. The figure on the right shows the same shape with `voxel_size=[0.5,1,0.2]` to give a bit more resolution in the x direction and much more resolution in the z direction. This example runs about six times faster than if we used a cubical voxel of size 0.2 to capture the detail in only one axis at the expense of unnecessary detail in other axes.
// function shape(x,y,z, r=5) = // function shape(x,y,z, r=5) =
// r / sqrt(x^2 + 0.5*(y^2 + z^2) + 0.5*r*cos(200*z)); // r / sqrt(x^2 + 0.5*(y^2 + z^2) + 0.5*r*cos(200*z));
// bbox = [[-6,-8,0], [6,8,7]]; // bbox = [[-6,-8,0], [6,8,7]];
@@ -3478,18 +3478,11 @@ function _showstats_isosurface(voxsize, bbox, isoval, cubes, triangles, faces) =
// . // .
// When `closed=false`, paths that intersect the edge of the bounding box end at the bounding box. This // When `closed=false`, paths that intersect the edge of the bounding box end at the bounding box. This
// means that the list of paths may include a mixture of closed and open paths. Regardless of whether // means that the list of paths may include a mixture of closed and open paths. Regardless of whether
// any of the output paths are open, all closed paths have identical first and last points so that closed and open paths can be distinguished. You can use {{are_ends_equal()}} to determine if a path is closed. A path list that includes open paths is not a region, since regions are lists of closed polygons. Duplicating the ends of closed paths can cause problems for some functions such as {{offset()}} which will complain about repeated points; to deal with this problem you can pass the closed components to {{list_unwrap()}} to remove the extra endpoint. // any of the output paths are open, all closed paths have identical first and last points so that closed and
// open paths can be distinguished. You can use {{are_ends_equal()}} to determine if a path is closed. A path
// list that includes open paths is not a region, because regions are lists of closed polygons. Duplicating the
// The parameter `closed=true` is set by default, which causes polygon segments to be generated wherever a // ends of closed paths can cause problems for functions such as {{offset()}}, which would complain about
// contour is clipped by the bounding box, so that all contours are closed polygons. When `closed=true`, // repeated points. You can pass a closed path to {{list_unwrap()}} to remove the extra endpoint.
// the list of paths returned by `contour()` is a valid [region](regions.scad) with no duplicated
// vertices in any path, and all paths are treated as as closed polygons by the `contour()` module.
// When calling `contour()` as a module, the `closed` parameter is unavailable and always true.
// .
// When `closed=false`, however, the list of paths returned by the `contour()` function may include a
// mixture of closed and unclosed paths, in which the closed paths can be identified as having equivalent
// start and end points (this duplication makes the path list an invalid [region](regions.scad)).
// Arguments: // Arguments:
// f = The contour function or array. // f = The contour function or array.
// isovalue = a scalar giving the isovalue parameter. // isovalue = a scalar giving the isovalue parameter.