scratchfoundation/paper.js
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Merge the two convergence checks to one.

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Jürg Lehni 2013-05-24 21:11:10 -07:00
parent ec1ef905cf
commit 24f61c854a
1 changed files with 2 additions and 11 deletions
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13
fatline/Intersect.js
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@ -141,23 +141,14 @@ function getCurveIntersections(v1, v2, curve1, curve2, locations,
// Check if one of the parameter range has converged completely to a
// point. Now things could get only worse if we iterate more for the
// other curve to converge if it hasn't yet happened so.
var span1 = Math.abs(range1[1] - range1[0]),
span2 = Math.abs(range2[1] - range2[0]),
converged1 = span1 < /*#=*/ Numerical.EPSILON,
converged2 = span2 < /*#=*/ Numerical.EPSILON;
var converged1 = Math.abs(range1[1] - range1[0]) < /*#=*/ Numerical.TOLERANCE,
converged2 = Math.abs(range2[1] - range2[0]) < /*#=*/ Numerical.TOLERANCE;
if (converged1 || converged2) {
addLocation(locations, curve1, null, converged1
? curve1.getPointAt(range1[0], true)
: curve2.getPointAt(range2[0], true), curve2);
break;
}
if (span1 <= /*#=*/ Numerical.TOLERANCE
&& span2 <= /*#=*/ Numerical.TOLERANCE) {
// Both parameter ranges have converged.
addLocation(locations, curve1, range1[0],
curve1.getPointAt(range1[0], true), curve2);
break;
}
// see if either or both of the curves are flat enough to be treated
// as lines.
var flat1 = Curve.isFlatEnough(part1, /*#=*/ Numerical.TOLERANCE),