gyroid performance improvement equal to roughly square of volume
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parent
aa0dacde13
commit
59d5388b61
2 changed files with 36 additions and 14 deletions
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@ -22,7 +22,6 @@ function slice(off, res, val) {
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// or the requested resolution or tip values have changed
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let now = Date.now();
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if (res !== lastRes || val !== lastVal || now - lastSlice > 20000) {
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// console.log({clear_cache: now});
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cache = {};
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}
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lastVal = val;
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@ -123,21 +123,43 @@ function fillGyroid(target) {
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// }
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// }
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// });
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let polys = [];
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for (let tx=0; tx<=tile_x; tx++) {
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if (gyroid.dir == 'lr') {
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for (let ty=0; ty<=tile_y; ty++) {
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for (let poly of gyroid.polys) {
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target.newline();
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let points = poly.map(el => {
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return {
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x: el.x * tile + tx * tile + bounds.min.x,
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y: el.y * tile + ty * tile + bounds.min.y,
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z: 0
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}
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});
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polys.push(base.newPolygon().setOpen(true).addObj(points));
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let temp = [];
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for (let tx=0; tx<=tile_x; tx++) {
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for (let poly of gyroid.polys) {
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target.newline();
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let points = poly.map(el => {
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return {
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x: el.x * tile + tx * tile + bounds.min.x,
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y: el.y * tile + ty * tile + bounds.min.y,
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z: 0
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}
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});
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temp.push(base.newPolygon().setOpen(true).addObj(points));
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}
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}
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polys.appendAll(connectOpenPolys(temp));
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// console.log(gyroid.dir, temp.length);
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}
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} else {
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for (let tx=0; tx<=tile_x; tx++) {
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let temp = [];
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for (let ty=0; ty<=tile_y; ty++) {
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for (let poly of gyroid.polys) {
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target.newline();
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let points = poly.map(el => {
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return {
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x: el.x * tile + tx * tile + bounds.min.x,
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y: el.y * tile + ty * tile + bounds.min.y,
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z: 0
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}
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});
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temp.push(base.newPolygon().setOpen(true).addObj(points));
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}
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}
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polys.appendAll(connectOpenPolys(temp));
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}
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}
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polys = connectOpenPolys(polys);
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@ -180,7 +202,8 @@ function connectOpenPolys(noff, dist = 0.1) {
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continue outer;
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}
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if (s1.last().distTo2D(s2.last()) <= dist) {
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s1.addPoints(s2.points.reverse());
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s2.reverse();
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s1.addPoints(s2.points);
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ntmp[j] = null;
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continue outer;
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}
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