scratchfoundation/paper.js
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Clean up and simplify code a bit further.

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This commit is contained in:
Jürg Lehni 2014-09-28 11:49:46 +02:00
parent 7462fe0b70
commit 6a11532322
2 changed files with 7 additions and 8 deletions
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9
src/path/Curve.js
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@ -1036,11 +1036,10 @@ new function() { // Scope for methods that require numerical integration
start = t;
return length - offset;
}
return Numerical.findRoot(f, ds,
// Start with out initial guess for x.
// NOTE: guess is a negative value when not looking forward.
forward ? a + guess : b + guess,
a, b, 16, /*#=*/Numerical.TOLERANCE);
// Start with out initial guess for x.
// NOTE: guess is a negative value when not looking forward.
return Numerical.findRoot(f, ds, start + guess, a, b, 16,
/*#=*/Numerical.TOLERANCE);
}
};
}, new function() { // Scope for intersection using bezier fat-line clipping

6
src/util/Numerical.js
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@ -101,7 +101,7 @@ var Numerical = new function() {
integrate: function(f, a, b, n) {
var x = abscissas[n - 2],
w = weights[n - 2],
A = 0.5 * (b - a),
A = (b - a) * 0.5,
B = A + a,
i = 0,
m = (n + 1) >> 1,
@ -134,10 +134,10 @@ var Numerical = new function() {
// intercept is larger than lower / smaller than upper.
if (fx > 0) {
b = x;
x = nx <= a ? 0.5 * (a + b) : nx;
x = nx <= a ? (a + b) * 0.5 : nx;
} else {
a = x;
x = nx >= b ? 0.5 * (a + b) : nx;
x = nx >= b ? (a + b) * 0.5 : nx;
}
}
// Return the best result even though we haven't gotten close