// This just builds the raw offsets for a particular resolution in degrees
public static List<Polar> buildRawOffsets(double resolution, double wheelDiameter)
{
List<Polar> offsets = new List<Polar>();
CompGeometry cg = new CompGeometry();
for (double alpha = 0; alpha < Constants.R360; alpha += Change.toRadians(resolution))
{
double a = Change.toDegrees(alpha);
double offset = cg.compGrinderOffset(alpha);
offsets.Add(new Polar(offset, alpha));
}
return offsets;
}
public void drawGrinder(double alpha)
{
double offset;
float wheelCentreX;
float wheelCentreY;
CompGeometry cg = new CompGeometry();
offset = cg.compGrinderOffset(Change.toRadians(alpha));
wheelCentreX = (float)(offset * Math.Sin(Change.toRadians(alpha)));
wheelCentreY = (float)(offset * Math.Cos(Change.toRadians(alpha)));
//wheelCentreX = 0;
//wheelCentreY = (float)offset;
g.drawLine(grinderPen, 0, 0, wheelCentreX, wheelCentreY);
g.drawArc(grinderPen, wheelCentreX, wheelCentreY, Data.dWheelDiameter / 2, 0, 360);
//g.drawLine(grinderPen, 0, (float)(B + L - N), wheelCentreX, wheelCentreY)
}
private void computeGrinder()
{
double prevOffset = 0;
CompGeometry cg = new CompGeometry();
for (double alpha = Constants.R90; alpha >= 0; alpha -= Change.toRadians(STEPSIZE) )
{
Polar offset = new Polar(cg.compGrinderOffset(alpha) - Data.dBaseRadius - Data.dWheelDiameter/2, alpha);
if (prevOffset != 0 && Math.Abs((offset.r - prevOffset)) > 0.001)
{
double x = Change.toDegrees(alpha);
}
prevOffset = offset.r;
pGrinder.Add(offset);
double lift = offset.r;
pLift.Add(new Polar(lift, alpha));
if (lift > maxGrind.r) { maxGrind = new Polar(lift, alpha); }
if (lift < minGrind.r) { minGrind = new Polar(lift, alpha); }
}
}