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Code Issues Releases Wiki Activity

change default value

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Justin Lin
2021-04-17 18:39:45 +08:00
parent 3a328e99e8
commit cf9c312106
2 changed files with 8 additions and 14 deletions
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16
src/experimental/demo/tri_delaunay_demo.scad
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@@ -3,17 +3,11 @@ use <hull_polyline2d.scad>;
points = [for(i = [0:20]) rands(-100, 100, 2)]; points = [for(i = [0:20]) rands(-100, 100, 2)];
drawTris(tri_delaunay(points)); draw([for(ti = tri_delaunay(points)) [for(i = ti) points[i]]]);
module drawTris(pointsOfTriangles) { %draw(tri_delaunay(points, ret = "TRI_SHAPES"));
#for(t = pointsOfTriangles) {
module draw(pointsOfTriangles) {
for(t = pointsOfTriangles) {
hull_polyline2d(concat(t, [t[0]])); hull_polyline2d(concat(t, [t[0]]));
} }
} }
drawTris2(points, tri_delaunay(points, ret = "TRI_INDICES"));
module drawTris2(points, indices) {
pointsOfTriangles = [for(i = indices) [points[i[0]], points[i[1]], points[i[2]]]];
%for(t = pointsOfTriangles) {
hull_polyline2d(concat(t, [t[0]]), 2);
}
}

4
src/experimental/tri_delaunay.scad
View File

@@ -4,7 +4,7 @@ use <tri_delaunay_indices.scad>;
use <tri_delaunay_voronoi.scad>; use <tri_delaunay_voronoi.scad>;
// ret: "TRI_SHAPES", "TRI_INDICES", "VORONOI_CELLS", "DELAUNAY" // ret: "TRI_SHAPES", "TRI_INDICES", "VORONOI_CELLS", "DELAUNAY"
function tri_delaunay(points, ret = "TRI_SHAPES") = function tri_delaunay(points, ret = "TRI_INDICES") =
let( let(
xs = [for(p = points) p[0]], xs = [for(p = points) p[0]],
ys = [for(p = points) p[1]], ys = [for(p = points) p[1]],
@@ -17,7 +17,7 @@ function tri_delaunay(points, ret = "TRI_SHAPES") =
height = abs(max_y - center[1]) * 4, height = abs(max_y - center[1]) * 4,
d = _tri_delaunay(delaunay_init(center, width, height), points, len(points)) d = _tri_delaunay(delaunay_init(center, width, height), points, len(points))
) )
ret == "TRI_SHAPES" ? tri_delaunay_shapes(d) :
ret == "TRI_INDICES" ? tri_delaunay_indices(d) : ret == "TRI_INDICES" ? tri_delaunay_indices(d) :
ret == "TRI_SHAPES" ? tri_delaunay_shapes(d) :
ret == "VORONOI_CELLS" ? tri_delaunay_voronoi(d) : ret == "VORONOI_CELLS" ? tri_delaunay_voronoi(d) :
d; // "DELAUNAY": [coords(list), triangles(hashmap), circles(hashmap)] d; // "DELAUNAY": [coords(list), triangles(hashmap), circles(hashmap)]