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add ellipse support in 3d

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Val Erastov 2019-02-15 19:37:31 -08:00
parent e9cdd3204a
commit a84da9cae1
1 changed files with 7 additions and 0 deletions
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7
web/app/cad/sketch/sketchModel.js
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@ -249,6 +249,13 @@ export class Ellipse extends SketchPrimitive {
tessellateImpl(resolution) {
return EllipticalArc.tessEllipticalArc(this.ep1, this.ep2, this.ep1, this.ep1, this.r, resolution);
}
toVerbNurbs(tr) {
const xAxis = this.ep2.minus(this.ep1)._multiply(0.5);
const yAxis = new Vector(xAxis.y, xAxis.x)._normalize()._multiply(this.r) ;
const center = this.ep1.plus(xAxis);
return new verb.geom.Ellipse(tr(center).data(), tr(xAxis).data(), tr(yAxis).data());
}
}
export class Contour {