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Write docs for the new EPSILON values.

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Jürg Lehni 2015-09-13 13:41:53 +02:00
parent 52c0e3e225
commit f029d5f9da
1 changed files with 11 additions and 0 deletions
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src/util/Numerical.js
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@ -81,7 +81,18 @@ var Numerical = new function() {
* range (see MACHINE_EPSILON). * range (see MACHINE_EPSILON).
*/ */
EPSILON: EPSILON, EPSILON: EPSILON,
/**
* The epsilon to be used when handling curve-time parameters. This
* cannot be smaller, because errors add up to about 1e-7 in the bezier
* fat-line clipping code as a result of recursive sub-division.
*/
CURVETIME_EPSILON: 1e-6, CURVETIME_EPSILON: 1e-6,
/**
* The epsilon to be used when performing "geometric" checks, such as
* point distances and examining cross products to check for
* collinearity. This value is somewhat arbitrary and was chosen by
* trial and error.
*/
GEOMETRIC_EPSILON: 1e-9, GEOMETRIC_EPSILON: 1e-9,
/** /**
* MACHINE_EPSILON for a double precision (Javascript Number) is * MACHINE_EPSILON for a double precision (Javascript Number) is