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Clean up comments.

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This commit is contained in:
Jürg Lehni 2013-06-17 08:57:30 -07:00
parent b072df0486
commit 8a726f22b2
1 changed files with 3 additions and 3 deletions
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6
src/path/Curve.js
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@ -807,11 +807,10 @@ statics: {
*/
getCurvatureAt: function(offset, isParameter) {
var values = this.getValues();
//Calculate Curvature
// if at an end point: k = (2/3) * h / a^2
// else: k = |dx * d2y - dy * d2x| / (( dx^2 + dy^2 )^(3/2))
if (offset === 0
|| isParameter ? offset === 1 : offset === this.getLength()) {
// We're at an end point:
// k = (2/3) * h / a^2
var line, point;
if (offset === 0) {
line = new Line(values[0], values[1], values[2], values[3], true);
@ -824,6 +823,7 @@ statics: {
h = line.getDistance(point);
return 2 * h / (3 * a * a);
} else {
// k = |dx * d2y - dy * d2x| / (( dx^2 + dy^2 )^(3/2))
// First derivative at offset/parameter
var dt = Curve.evaluate(values, offset, isParameter, 1),
// Second derivative at offset/parameter