Faces from a mesh: Difference between revisions
Content added Content deleted
m (→{{header|Phix}}: added syntax colouring, made p2js compatible) |
(→{{header|Wren}}: Updated code, no change in output.) |
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{{trans|Go}} |
{{trans|Go}} |
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{{libheader|Wren-sort}} |
{{libheader|Wren-sort}} |
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{{libheader|Wren-seq}} |
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{{libheader|Wren-fmt}} |
{{libheader|Wren-fmt}} |
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<lang ecmascript>import "/sort" for Sort |
<lang ecmascript>import "./sort" for Sort |
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import "/ |
import "./seq" for Lst |
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import "./fmt" for Fmt |
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// Assumes s1, s2 are of same length. |
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var sliceEqual = Fn.new { |s1, s2| |
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for (i in 0...s1.count) { |
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if (s1[i] != s2[i]) return false |
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} |
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return true |
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} |
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// Check two perimeters are equal. |
// Check two perimeters are equal. |
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var perimEqual = Fn.new { |p1, p2| |
var perimEqual = Fn.new { |p1, p2| |
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for (r in 0..1) { |
for (r in 0..1) { |
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for (i in 0...le) { |
for (i in 0...le) { |
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if ( |
if (Lst.areEqual(c, p2)) return true |
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// do circular shift to right |
// do circular shift to right |
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Lst.rshift(c) |
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for (i in le-2..0) c[i+1] = c[i] |
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c[0] = t |
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} |
} |
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// now process in opposite direction |
// now process in opposite direction |
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Lst.reverse(c) // reverses 'c' in place |
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} |
} |
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return false |
return false |
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} |
} |
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var faceToPerim = Fn.new { |face| |
var faceToPerim = Fn.new { |face| |
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// use copy to avoid mutating 'face' |
// use copy to avoid mutating 'face' |
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return perim[0..-2] |
return perim[0..-2] |
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} |
} |
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System.print("Perimeter format equality checks:") |
System.print("Perimeter format equality checks:") |
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var areEqual = perimEqual.call([8, 1, 3], [1, 3, 8]) |
var areEqual = perimEqual.call([8, 1, 3], [1, 3, 8]) |
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