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a bit of refactoring for quad tree's 'toTriangles' function

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Humza Shahid
2025-07-06 13:26:33 +01:00
parent 1ce3a36db4
commit 833005703b
1 changed files with 23 additions and 20 deletions
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15
temp-squares/fcore/quad-tree.sml
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@@ -236,13 +236,12 @@ struct
BinTree.insert (item, acc)
fun toList qtree =
let
val tree = foldWithDuplicates (insertItemIntoTree, qtree, BinTree.empty)
in
BinTree.toList (tree, [])
let val tree = foldWithDuplicates (insertItemIntoTree, qtree, BinTree.empty)
in BinTree.toList (tree, [])
end
fun toTriangles (windowWidth, windowHeight, squares, acc) =
local
fun loop (windowWidth, windowHeight, squares, acc) =
case squares of
{x, y, ex, ey, data = _} :: tl =>
let
@@ -253,7 +252,11 @@ struct
val acc = Ndc.ltrbToVertex (startX, startY, endX, endY) :: acc
in
toTriangles (windowWidth, windowHeight, tl, acc)
loop (windowWidth, windowHeight, tl, acc)
end
| [] => Vector.concat acc
in
fun toTriangles (windowWidth, windowHeight, squares) =
loop (windowWidth, windowHeight, squares, [])
end
end