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Clean up the variants geometry

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Eryn Wells 2018-10-27 08:39:45 -07:00
parent cbc3f5b57a
commit 9cbfed136c
1 changed files with 88 additions and 62 deletions
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94
MetaballsKit/MarchingSquares.swift
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@ -218,76 +218,102 @@ struct Variants {
0.5, 1.0,
1.0, 0.5,
// 3: bottom half, 2 triangles
0.0, 1.0,
1.0, 1.0,
0.0, 0.5,
0.0, 0.0,
0.0, 0.5,
1.0, 1.0,
1.0, 0.5,
1.0, 0.0,
// 4: top right corner, 1 triangle
1.0, 1.0,
0.5, 1.0,
1.0, 0.0,
1.0, 0.5,
// 5: top right and bottom left, 4 triangles
0.5, 0.0,
// 5: top right and bottom left, 2 triangles
1.0, 0.0,
0.5, 0.0,
1.0, 0.5,
0.0, 1.0,
0.0, 0.5,
0.5, 1.0,
0.0, 0.0,
1.0, 1.0,
0.5, 0.0,
1.0, 0.5,
// 6: right half, 2 triangles
1.0, 0.0,
1.0, 1.0,
0.0, 0.0,
0.0, 1.0,
0.5, 0.0,
0.5, 0.0,
0.0, 1.0,
0.5, 1.0,
// 7: bottom right corner 7/8ths, 3 triangles
0.0, 0.5,
0.5, 1.0,
0.0, 0.0,
0.5, 0.0,
0.0, 1.0,
0.0, 1.0,
0.5, 0.0,
1.0, 0.0,
1.0, 0.0,
0.0, 1.0,
1.0, 1.0,
1.0, 0.0,
// 8: top left corner, 1 triangle
0.0, 1.0,
0.5, 1.0,
0.0, 0.5,
// 9: left half, 2 triangles
0.0, 1.0,
0.5, 1.0,
0.0, 0.0,
0.5, 0.0,
// 10: top left and bottom right, 4 triangles
0.0, 0.5,
0.5, 0.0,
0.0, 1.0,
// 9: left half, 2 triangles
0.5, 0.0,
0.5, 1.0,
1.0, 0.0,
1.0, 0.0,
0.5, 1.0,
1.0, 1.0,
// 10: top left and bottom right, 2 triangles
0.0, 0.0,
0.0, 0.5,
0.5, 0.0,
1.0, 1.0,
0.5, 1.0,
1.0, 0.5,
// 11: bottom left corner 7/8th, 3 triangles
0.5, 0.0,
1.0, 0.5,
0.5, 1.0,
1.0, 0.0,
0.0, 0.0,
0.0, 0.0,
0.5, 0.0,
1.0, 1.0,
1.0, 1.0,
0.0, 1.0,
0.0, 0.0,
// 12: top half, 2 triangles
0.0, 1.0,
1.0, 1.0,
0.0, 0.0,
0.0, 0.5,
1.0, 0.0,
1.0, 0.0,
0.0, 0.5,
1.0, 0.5,
// 13: top left corner 7/8ths, 3 triangles
0.5, 0.0,
0.5, 1.0,
1.0, 0.5,
0.0, 0.0,
1.0, 1.0,
1.0, 0.0,
1.0, 0.0,
0.5, 1.0,
0.0, 1.0,
0.0, 1.0,
1.0, 0.0,
0.0, 0.0,
// 14: top right corner 7/8th, 3 triangles
0.0, 0.5,
0.5, 0.0,
0.0, 1.0,
1.0, 0.0,
0.5, 1.0,
1.0, 1.0,
1.0, 1.0,
0.0, 0.5,
0.0, 0.0,
0.0, 0.0,
1.0, 1.0,
1.0, 0.0,
// 15: full, 2 triangles
0.0, 0.0,
1.0, 0.0,
0.0, 1.0,
1.0, 1.0,
0.0, 0.0,
1.0, 1.0,
1.0, 0.0,
]
static func numberOfTriangles(for variation: UInt) -> UInt {