#include <BSpline.h>
Public Member Functions | |
| BSpline (BasisFunction *_basisFunction, float *_controlPolygonXValues, float *_controlPolygonYValues, int _controlPolygonSize) | |
| ~BSpline () | |
| void | rebuild (float beta) |
| float | getSquaredLength () |
| void | render (float alpha) |
Private Member Functions | |
| void | init () |
| void | computeLength () |
Private Attributes | |
| BasisFunction * | basisFunction |
| int | controlPolygonSize |
| int | splinePoints |
| float * | initialControlPolygonXValues |
| float * | initialControlPolygonYValues |
| float * | bundlingControlPolygonXValues |
| float * | bundlingControlPolygonYValues |
| float * | xValues |
| float * | yValues |
| float | lengthSquared |
Static Private Attributes | |
| static log4cxx::LoggerPtr | logger |
| BSpline::BSpline | ( | BasisFunction * | _basisFunction, | |
| float * | _controlPolygonXValues, | |||
| float * | _controlPolygonYValues, | |||
| int | _controlPolygonSize | |||
| ) |
Constructs a new BSpline object
| _basisFunction | Pointer to the Basis Function Set to calculate the B-Spline curve | |
| _controlPolygonXValues | Array with x-Values of the initial control points | |
| _controlPolygonYValues | Array with y-Values of the initial control points | |
| _controlPolygonSize | Number of control points |
| BSpline::~BSpline | ( | ) |
Destroys the object
| void BSpline::computeLength | ( | ) | [private] |
Computes the length of the B-Spline
| float BSpline::getSquaredLength | ( | ) |
Returns the squared length of the B-Spline
| void BSpline::init | ( | ) | [private] |
Initializes the B-Spline by filling the arrays with the x- and y-values of the underlying spline points
| void BSpline::rebuild | ( | float | beta | ) |
Rebuilds the B-Spline when the bundling strength changes
| beta | the new bundling strength which modifies the initial control polygon |
| void BSpline::render | ( | float | alpha | ) |
Renders the B-Spline curve
| alpha | The alpha value of the spline |
BasisFunction* BSpline::basisFunction [private] |
Pointer to the Basis Function Set to calculate the B-Spline curve
float* BSpline::bundlingControlPolygonXValues [private] |
Array with X-Values of the control points with bundling strength of beta, beta inside [0, 1]
float* BSpline::bundlingControlPolygonYValues [private] |
Array with Y-Values of the control points with bundling strength of beta, beta inside [0, 1]
int BSpline::controlPolygonSize [private] |
Number of control points
float* BSpline::initialControlPolygonXValues [private] |
Array with X-Values of the control points with bundling strength of 1
float* BSpline::initialControlPolygonYValues [private] |
Array with Y-Values of the control points with bundling strength of 1
float BSpline::lengthSquared [private] |
The squared length of the B-Spline
LoggerPtr BSpline::logger [static, private] |
int BSpline::splinePoints [private] |
Number of points along the line strip to draw the B-Spline curve
float* BSpline::xValues [private] |
Array with X-Values of the spline points
float* BSpline::yValues [private] |
Array with Y-Values of the spline points
1.5.7.1