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add class notes. check for gl lost context

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This commit is contained in:
Stewart Allen 2022-10-04 12:56:00 -04:00
commit 17b90c4059
4 changed files with 23 additions and 12 deletions
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18
src/kiri/layers.js
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@ -2,6 +2,12 @@
"use strict";
/*
* provides the `output` abstraction for turning poly lines (open and closed)
* into primordial geometries (faces, lines, color ranges). used inside of
* workers as part of slicing and preview output.
*/
// dep: geo.base
// dep: geo.polygon
// dep: geo.polygons
@ -407,18 +413,6 @@ function ProfiledContourGeometry(profileShape, contour, contourClosed) {
index.push(p8, p7, p5);
}
// unrolled / non-indexed geometry provides a cleaner look because vertex
// shading of indexed geometries looks wrong. this takes longer to re-compute
// so it should be produced unrolled above.
//
// let nufaces = new Float32Array(index.length * 3), ii = 0;
// for (let i of index) {
// nufaces[ii++] = faces[i*3];
// nufaces[ii++] = faces[i*3+1];
// nufaces[ii++] = faces[i*3+2];
// }
// return { index:[], faces: nufaces };
return {index, faces};
}