std::vector<Point> EasingFunction::getBezierPoints(std::vector<Point> controlPts, int nBezCurvePts){
std::vector<Point> pts;
float u;
int * C,k;
C= new int[controlPts.size()];
binomialCoeffs(controlPts.size()-1,C);
for(k = 0 ; k <= nBezCurvePts; k++){
Point pt;
u = float(k) / float(nBezCurvePts);
computeBezPt(u,&pt,controlPts.size(),controlPts,C);
pts.push_back(pt);
}
delete[] C;
return pts;
}
void bezier(wcPt3D * ctrlPts, GLint nCtrlPts,GLint nBezCurvePts)
{
wcPt3D bezCurvePt;
GLfloat u;
GLint* C, k;
C = new GLint[nCtrlPts];
binomialCoeffs(nCtrlPts-1,C);
for( k = 0; k <= nBezCurvePts; k++)
{
u = GLfloat(k) / GLfloat(nBezCurvePts);
computeBezPt(u,&bezCurvePt,nCtrlPts,ctrlPts,C);
plotPoint(bezCurvePt);
}
delete [] C;
}
Bezier::Bezier(int nCtrl, vector<v3d*> p, int nPts):
nCtrl(nCtrl), points(p), nPts(nPts), cur(0)
{
C = new int[nCtrl];
binomialCoeffs(nCtrl-1, C);
}