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java.lang.Objectcom.mxgraph.util.mxSpline1D
public class mxSpline1D
One dimension of a spline curve
| Field Summary | |
|---|---|
protected double[] |
a
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protected double[] |
b
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protected double[] |
c
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protected double[] |
d
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protected double[] |
len
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protected double[] |
pos1D
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| Constructor Summary | |
|---|---|
mxSpline1D(double[] controlPointProportions,
double[] positions1D)
Creates a new Spline. |
|
| Method Summary | |
|---|---|
double |
getDx(double x)
Returns the first derivation at x. |
double |
getFastValue(double x)
Returns an interpolated value. |
double |
getValue(double x)
Returns an interpolated value. |
void |
setValues(double[] controlPointProportions,
double[] positions1D)
Set values for this Spline. |
void |
solve(double[][] A,
double[] b)
Solves Ax=b and stores the solution in b. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
protected double[] len
protected double[] pos1D
protected double[] a
protected double[] b
protected double[] c
protected double[] d
| Constructor Detail |
|---|
public mxSpline1D(double[] controlPointProportions,
double[] positions1D)
controlPointProportions - the proportion along the curve, from 0->1
that each control point lies onpositions1D - the co-ordinate position in the current dimension that
each control point lies on| Method Detail |
|---|
public void setValues(double[] controlPointProportions,
double[] positions1D)
controlPointProportions - the proportion along the curve, from 0->1
that each control point lies onpositions1D - the co-ordinate position in the current dimension that
each control point lies onpublic double getValue(double x)
x -
public double getFastValue(double x)
x -
public double getDx(double x)
x -
public void solve(double[][] A,
double[] b)
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