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Added error() method to DownloadListener interface.

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Downloads failing due to connection errors will now send a bar notification instead of throwing an ErrorHandler dialog.

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>
This commit is contained in:
Jeffrey Han
2015-03-07 23:57:18 -05:00
parent cfd335de88
commit f8e91cba64
6 changed files with 30 additions and 13 deletions
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12
src/itdelatrisu/opsu/objects/curves/Bezier2.java
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@@ -103,23 +103,23 @@ public class Bezier2 {
* Returns the total distances of this Bezier curve.
*/
public float totalDistance() { return totalDistance; }
/**
* Calculates the binomial coefficient.
* http://en.wikipedia.org/wiki/Binomial_coefficient#Binomial_coefficient_in_programming_languages
*
*/
public static long binomialCoefficient(int n, int k) {
if (k < 0 || k > n)
return 0;
if (k == 0 || k == n)
return 1;
k = Math.min(k, n - k); // # take advantage of symmetry
k = Math.min(k, n - k); // take advantage of symmetry
long c = 1;
for (int i = 0; i < k; i++) {
for (int i = 0; i < k; i++)
c = c * (n - i) / (i + 1);
}
return c;
}
/**
* Calculates the Bernstein polynomial.
* @param i the index
@@ -129,6 +129,4 @@ public class Bezier2 {
private static double bernstein(int i, int n, float t) {
return binomialCoefficient(n, i) * Math.pow(t, i) * Math.pow(1 - t, n - i);
}
}