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Further cleanup of point types

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This commit is contained in:
be5invis 2020-12-05 19:01:16 -08:00
parent 82cea0e06d
commit e58a6965db
14 changed files with 231 additions and 252 deletions
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23
font-src/gen/finalize/glyphs.js
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@ -63,7 +63,6 @@ function regulateSimpleGlyph(g, skew) {
function simplifyContours(source) {
const sink = new FairizedShapeSink();
TypoGeom.ShapeConv.transferGenericShape(
TypoGeom.Fairize.fairizeBezierShape(
TypoGeom.Boolean.removeOverlap(
@ -89,9 +88,7 @@ class FairizedShapeSink {
if (this.lastContour.length > 2) {
const zFirst = this.lastContour[0],
zLast = this.lastContour[this.lastContour.length - 1];
if (zFirst.on && zLast.on && zFirst.x === zLast.x && zFirst.y === zLast.y) {
this.lastContour.pop();
}
if (isOccurrent(zFirst, zLast)) this.lastContour.pop();
this.contours.push(this.lastContour);
}
this.lastContour = [];
@ -101,7 +98,7 @@ class FairizedShapeSink {
this.lineTo(x, y);
}
lineTo(x, y) {
const z = Point.cornerFromXY(x, y).round(CurveUtil.RECIP_GEOMETRY_PRECISION);
const z = Point.fromXY(Point.Type.Corner, x, y).round(CurveUtil.RECIP_GEOMETRY_PRECISION);
while (this.lastContour.length >= 2) {
const a = this.lastContour[this.lastContour.length - 2],
b = this.lastContour[this.lastContour.length - 1];
@ -117,15 +114,25 @@ class FairizedShapeSink {
const offPoints = TypoGeom.Quadify.auto(arc, 1, 16);
if (offPoints) {
for (const z of offPoints)
this.lastContour.push(Point.offFrom(z).round(CurveUtil.RECIP_GEOMETRY_PRECISION));
this.lastContour.push(
Point.from(Point.Type.Quadratic, z).round(CurveUtil.RECIP_GEOMETRY_PRECISION)
);
}
this.lineTo(x, y);
}
}
function isOccurrent(zFirst, zLast) {
return (
zFirst.type === Point.Type.Corner &&
zLast.type === Point.Type.Corner &&
zFirst.x === zLast.x &&
zFirst.y === zLast.y
);
}
function isLineExtend(a, b, c) {
return (
a.on &&
c.on &&
a.type === Point.Type.Corner &&
c.type === Point.Type.Corner &&
((aligned(a.x, b.x, c.x) && between(a.y, b.y, c.y)) ||
(aligned(a.y, b.y, c.y) && between(a.x, b.x, c.x)))
);