private void ArcMove(float x, float y, float z, float i, float j, float k, float radius, bool clockwise)
{
// Only XY plane supported for now.
Point start = new Point(_device.GetCurrentX(), _device.GetCurrentY()), end;
ArcInterpolation arc = null;
if (radius == float.MinValue)
{
// Center format arc.
if (i == float.MinValue && j == float.MinValue)
{
Error("G2/3: I and J are missing");
}
if (i == float.MinValue)
{
i = 0;
}
if (j == float.MinValue)
{
j = 0;
}
if (x == float.MinValue)
{
x = _device.GetCurrentX();
}
if (y == float.MinValue)
{
y = _device.GetCurrentY();
}
if (z == float.MinValue)
{
z = _device.GetCurrentZ();
}
Point center = new Point(_device.GetCurrentX() + i, _device.GetCurrentY() + j);
end = new Point(x, y);
arc = new ArcInterpolation(start, center, end, clockwise);
}
else
{
// Radius format arc
// XYZ are the endpoint. R is the radius.
if (x == float.MinValue && y == float.MinValue)
{
Error("G2/3: X and Y are missing");
}
if (x == float.MinValue)
{
x = _device.GetCurrentX();
}
if (y == float.MinValue)
{
y = _device.GetCurrentY();
}
if (_distanceMode == DistanceMode.Absolute)
{
end = new Point(x, y);
}
else
{
end = new Point(_device.GetCurrentX() + x, _device.GetCurrentY() + y);
}
arc = new ArcInterpolation(start, end, radius, clockwise);
}
if (arc == null)
{
Error("G2/3: could not find an arc solution");
}
for (float t = ArcStep; t <= 1.0 + (ArcStep / 2); t += ArcStep)
{
Point target = arc.GetArcPoint(t);
// Only XY supported
_device.MoveAbsoluteLinear(target.X, target.Y, _device.GetCurrentZ());
}
}
public void MoveArc(float x, float y, float z, float i, float j, float k, float radius, bool clockwise, DistanceMode distanceMode)
{
// Only XY plane supported for now.
Point start = new Point(_currentX * StepsPerMmX, _currentY * StepsPerMmY), end;
ArcInterpolation arc = null;
if (radius == float.MinValue)
{
// Center format arc.
if (i == float.MinValue && j == float.MinValue)
{
throw new Exception("G2/3: I and J are missing");
}
if (i == float.MinValue)
{
i = 0;
}
if (j == float.MinValue)
{
j = 0;
}
if (x == float.MinValue)
{
x = _currentX;
}
if (y == float.MinValue)
{
y = _currentY;
}
if (z == float.MinValue)
{
z = _currentZ;
}
Point center = new Point((_currentX + i) * StepsPerMmX, (_currentY + j) * StepsPerMmY);
end = new Point(x * StepsPerMmX, y * StepsPerMmY);
arc = new ArcInterpolation(start, center, end, clockwise);
}
else
{
// Radius format arc
// XYZ are the endpoint. R is the radius.
if (x == float.MinValue && y == float.MinValue)
{
throw new Exception("G2/3: X and Y are missing");
}
if (x == float.MinValue)
{
x = _currentX;
}
if (y == float.MinValue)
{
y = _currentY;
}
if (distanceMode == DistanceMode.Absolute)
{
end = new Point(x * StepsPerMmX, y * StepsPerMmY);
}
else
{
end = new Point((_currentX + x) * StepsPerMmX, (_currentY + y) * StepsPerMmY);
}
arc = new ArcInterpolation(start, end, radius, clockwise);
}
if (arc == null)
{
throw new Exception("G2/3: could not find an arc solution");
}
const float ArcStep = 0.05f; // Make sure it's a "multiple" of 1.0f.
int currentStepsX = (int)start.X;
int currentStepsY = (int)start.Y;
for (float t = ArcStep; t <= 1.0 + (ArcStep / 2); t += ArcStep)
{
Point target = arc.GetArcPoint(t);
// Only XY supported
int targetX = (int)target.X;
int targetY = (int)target.Y;
int dx = (int)target.X - currentStepsX;
int dy = (int)target.Y - currentStepsY;
MoveAxes(dx, dy);
currentStepsX += dx;
currentStepsY += dy;
}
_currentX = currentStepsX / StepsPerMmX;
_currentY = currentStepsY / StepsPerMmY;
}