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RonaldoCMP 2021-06-04 13:09:47 +01:00
parent 6793563aec
commit 60ad2839d0
1 changed files with 3 additions and 3 deletions
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hull.scad
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@ -208,7 +208,7 @@ function _hull3d_iterative(points, triangles, planes, remaining, _i=0) =
// pick a point // pick a point
i = remaining[_i], i = remaining[_i],
// evaluate the triangle plane equations at point i // evaluate the triangle plane equations at point i
// xx=[for(i=[0:len(planes)-1],p=[planes[i]]) if(len(p)!=4) echo(i=i,len(p))0 ],//echo([each points[i], -1]), // xx=[for(i=[0:len(planes)-1],p=[planes[i]]) if(len(p)!=4) echo(i=i,len(p))0 ],//echo([each points[i], -1]),
// planeq_val = [for(p=planes) p*[each points[i], -1]], // planeq_val = [for(p=planes) p*[each points[i], -1]],
planeq_val = planes*[each points[i], -1], planeq_val = planes*[each points[i], -1],
// find the triangles that are in conflict with the point (point not inside) // find the triangles that are in conflict with the point (point not inside)
@ -222,13 +222,13 @@ function _hull3d_iterative(points, triangles, planes, remaining, _i=0) =
horizon = _remove_internal_edges(halfedges), horizon = _remove_internal_edges(halfedges),
// generate new triangles connecting point i to each horizon halfedge vertices // generate new triangles connecting point i to each horizon halfedge vertices
tri2add = [ for (h = horizon) concat(h,i) ], tri2add = [ for (h = horizon) concat(h,i) ],
// w=[for(t=tri2add) if(collinear(points[t[0]],points[t[1]],points[t[2]])) echo(t)], // w=[for(t=tri2add) if(collinear(points[t[0]],points[t[1]],points[t[2]])) echo(t)],
// add tria2add and remove conflict triangles // add tria2add and remove conflict triangles
new_triangles = new_triangles =
concat( tri2add, concat( tri2add,
[ for (i = [0:1:len(planes)-1]) if (planeq_val[i]<=EPSILON) triangles[i] ] [ for (i = [0:1:len(planes)-1]) if (planeq_val[i]<=EPSILON) triangles[i] ]
), ),
// y=[for(t=tri2add) if([]==plane3pt_indexed(points,t[0],t[1],t[2])) echo(tri2add=t,pts=[for(ti=t) points[ti]])], // y=[for(t=tri2add) if([]==plane3pt_indexed(points,t[0],t[1],t[2])) echo(tri2add=t,pts=[for(ti=t) points[ti]])],
// add the plane equations of new added triangles and remove the plane equations of the conflict ones // add the plane equations of new added triangles and remove the plane equations of the conflict ones
new_planes = new_planes =
concat( [ for (t = tri2add) plane3pt_indexed(points, t[0], t[1], t[2]) ], concat( [ for (t = tri2add) plane3pt_indexed(points, t[0], t[1], t[2]) ],