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Code Issues Releases Wiki Activity

elaborate saddle 1212

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Justin Lin
2021-01-08 09:24:24 +08:00
parent d7fddc3a0b
commit 57da338036
1 changed files with 38 additions and 12 deletions
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50
src/_impl/_contours_impl.scad
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@@ -837,30 +837,56 @@ function _case2121_isobands(cell_pts, lower, upper) =
] ]
]; ];
function _case1212_isobands(cell_pts, threshold) = function _case1212_isobands(cell_pts, lower, upper) =
let( let(
center_p = (cell_pts[0] + cell_pts[1] + cell_pts[2] + cell_pts[3]) / 4, center_p = (cell_pts[0] + cell_pts[1] + cell_pts[2] + cell_pts[3]) / 4,
center_p_z = center_p[2] center_p_z = center_p[2]
) )
center_p_z < threshold ? [ center_p_z < lower ? [
[ [
interpolated_pt(cell_pts[0], cell_pts[3], threshold),
[cell_pts[3][0], cell_pts[3][1], cell_pts[3][2]],
interpolated_pt(cell_pts[2], cell_pts[3], threshold),
interpolated_pt(cell_pts[1], cell_pts[2], threshold),
[cell_pts[1][0], cell_pts[1][1], cell_pts[1][2]], [cell_pts[1][0], cell_pts[1][1], cell_pts[1][2]],
interpolated_pt(cell_pts[0], cell_pts[1], threshold) interpolated_pt(cell_pts[0], cell_pts[1], upper),
interpolated_pt(cell_pts[0], center_p, upper),
interpolated_pt(cell_pts[0], center_p, lower),
interpolated_pt(cell_pts[1], center_p, lower),
interpolated_pt(cell_pts[2], center_p, lower),
interpolated_pt(cell_pts[2], center_p, upper),
interpolated_pt(cell_pts[1], cell_pts[2], lower)
],
[
interpolated_pt(cell_pts[0], center_p, upper),
interpolated_pt(cell_pts[0], cell_pts[3], upper),
[cell_pts[3][0], cell_pts[3][1], cell_pts[3][2]],
interpolated_pt(cell_pts[2], cell_pts[3], upper),
interpolated_pt(cell_pts[2], center_p, upper),
interpolated_pt(cell_pts[2], center_p, lower),
interpolated_pt(cell_pts[3], center_p, lower),
interpolated_pt(cell_pts[0], center_p, lower)
]
] :
center_p_z >= lower && center_p_z <= upper ? [
[
interpolated_pt(cell_pts[0], cell_pts[3], upper),
[cell_pts[3][0], cell_pts[3][1], cell_pts[3][2]],
interpolated_pt(cell_pts[2], cell_pts[3], upper),
interpolated_pt(cell_pts[2], cell_pts[3], upper),
interpolated_pt(cell_pts[2], center_p, upper),
[cell_pts[1][0], cell_pts[1][1], cell_pts[1][2]],
interpolated_pt(cell_pts[0], cell_pts[1], upper),
interpolated_pt(cell_pts[0], center_p, upper)
] ]
] : [ ] : [
[ [
interpolated_pt(cell_pts[0], cell_pts[1], threshold), interpolated_pt(cell_pts[0], cell_pts[1], upper),
interpolated_pt(cell_pts[1], cell_pts[2], threshold), interpolated_pt(cell_pts[1], center_p, upper),
interpolated_pt(cell_pts[1], cell_pts[2], upper),
[cell_pts[1][0], cell_pts[1][1], cell_pts[1][2]] [cell_pts[1][0], cell_pts[1][1], cell_pts[1][2]]
], ],
[ [
interpolated_pt(cell_pts[0], cell_pts[3], threshold), interpolated_pt(cell_pts[0], cell_pts[3], upper),
[cell_pts[3][0], cell_pts[3][1], cell_pts[3][2]], [cell_pts[3][0], cell_pts[3][1], cell_pts[3][2]],
interpolated_pt(cell_pts[2], cell_pts[3], threshold) interpolated_pt(cell_pts[2], cell_pts[3], upper),
interpolated_pt(cell_pts[3], center_p, upper)
] ]
]; ];
@@ -1177,7 +1203,7 @@ function _isobands_of(cell_pts, lower, upper) =
cv == "0101" ? _case0101_isobands(cell_pts, lower, upper) : cv == "0101" ? _case0101_isobands(cell_pts, lower, upper) :
cv == "1010" ? _case1010_isobands(cell_pts, lower, upper) : cv == "1010" ? _case1010_isobands(cell_pts, lower, upper) :
cv == "2121" ? _case2121_isobands(cell_pts, lower, upper) : cv == "2121" ? _case2121_isobands(cell_pts, lower, upper) :
cv == "1212" ? _case1212_isobands(cell_pts, upper) : cv == "1212" ? _case1212_isobands(cell_pts, lower, upper) :
cv == "2120" ? _case2120_isobands(cell_pts, lower, upper) : cv == "2120" ? _case2120_isobands(cell_pts, lower, upper) :
cv == "0102" ? _case0102_isobands(cell_pts, lower, upper) : cv == "0102" ? _case0102_isobands(cell_pts, lower, upper) :
cv == "2021" ? _case2021_isobands(cell_pts, lower, upper) : cv == "2021" ? _case2021_isobands(cell_pts, lower, upper) :