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optimization

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This commit is contained in:
Justin Lin
2022-04-19 13:22:26 +08:00
parent ac0e57f91b
commit fa65d0687b
1 changed files with 9 additions and 11 deletions
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20
src/experimental/_impl/_tiles_wfc_impl.scad
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@@ -86,14 +86,15 @@ function _replaceStatesAt(wf, x, y, states) =
]; ];
function wf_not_collapsed_coords(wf, notCollaspedCoords) = function wf_not_collapsed_coords(wf, notCollaspedCoords) =
let(eigenstates = wf_eigenstates(wf), we = wf_width(wf) - 1, he = wf_height(wf) - 1, rx = [0:we])
is_undef(notCollaspedCoords) ? is_undef(notCollaspedCoords) ?
[ [
for(y = [0:wf_height(wf) - 1], x = [0:wf_width(wf) - 1]) for(y = [0:he], x = rx)
if(len(wf_eigenstates(wf)[y][x]) != 1) [x, y] if(len(eigenstates[y][x]) != 1) [x, y]
] : ] :
[ [
for(coord = notCollaspedCoords) for(coord = notCollaspedCoords)
if(len(wf_eigenstates(wf)[coord.y][coord.x]) != 1) coord if(len(eigenstates[coord.y][coord.x]) != 1) coord
]; ];
function wf_coord_weights_min_entropy(wf, notCollaspedCoords) = function wf_coord_weights_min_entropy(wf, notCollaspedCoords) =
@@ -198,10 +199,6 @@ function neighbor_dirs(x, y, width, height) = [
if(y < height - 1) [ 0, 1] // bottom if(y < height - 1) [ 0, 1] // bottom
]; ];
function neighbor_compatibilities(sample, x, y, width, height) =
let(me = sample[y][x])
[for(dir = neighbor_dirs(x, y, width, height)) [me, sample[y + dir.y][x + dir.x], dir]];
function compatibilities_of_tiles(sample) = function compatibilities_of_tiles(sample) =
let( let(
width = len(sample[0]), width = len(sample[0]),
@@ -209,19 +206,20 @@ function compatibilities_of_tiles(sample) =
rx = [0:width - 1] rx = [0:width - 1]
) )
hashset_elems(hashset([ hashset_elems(hashset([
for(y = [0:height - 1], x = rx) for(y = [0:height - 1], x = rx, dir = neighbor_dirs(x, y, width, height))
each neighbor_compatibilities(sample, x, y, width, height) [sample[y][x], sample[y + dir.y][x + dir.x], dir] // neighbor_compatibilities
], number_of_buckets = width * height)); ], number_of_buckets = width * height));
function collapsed_tiles(wf) = function collapsed_tiles(wf) =
let( let(
wf_h = wf_height(wf), wf_h = wf_height(wf),
wf_w = wf_width(wf), wf_w = wf_width(wf),
rx = [0:wf_w - 1] rx = [0:wf_w - 1],
eigenstates = wf_eigenstates(wf)
) )
[ [
for(y = [0:wf_h - 1]) for(y = [0:wf_h - 1])
let(wfy = wf_eigenstates(wf)[y]) let(wfy = eigenstates[y])
[for(x = rx) wfy[x][0]] [for(x = rx) wfy[x][0]]
]; ];