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feat: add LeadIn hierarchy (7 classes)

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
AJ Isaacs
2026-03-12 23:07:31 -04:00
parent 9b3cf10222
commit f17db1d2f9
7 changed files with 245 additions and 0 deletions
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OpenNest.Core/CNC/CuttingStrategy/LeadIns/ArcLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
namespace OpenNest.CNC.CuttingStrategy
{
public class ArcLeadIn : LeadIn
{
public double Radius { get; set; }
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
var arcCenter = new Vector(
contourStartPoint.X + Radius * System.Math.Cos(contourNormalAngle),
contourStartPoint.Y + Radius * System.Math.Sin(contourNormalAngle));
return new List<ICode>
{
new RapidMove(piercePoint),
new ArcMove(contourStartPoint, arcCenter, winding)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
var arcCenterX = contourStartPoint.X + Radius * System.Math.Cos(contourNormalAngle);
var arcCenterY = contourStartPoint.Y + Radius * System.Math.Sin(contourNormalAngle);
return new Vector(
arcCenterX + Radius * System.Math.Cos(contourNormalAngle),
arcCenterY + Radius * System.Math.Sin(contourNormalAngle));
}
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/CleanHoleLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
using OpenNest.Math;
namespace OpenNest.CNC.CuttingStrategy
{
public class CleanHoleLeadIn : LeadIn
{
public double LineLength { get; set; }
public double ArcRadius { get; set; }
public double Kerf { get; set; }
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
var arcCenterX = contourStartPoint.X + ArcRadius * System.Math.Cos(contourNormalAngle);
var arcCenterY = contourStartPoint.Y + ArcRadius * System.Math.Sin(contourNormalAngle);
var arcCenter = new Vector(arcCenterX, arcCenterY);
var lineAngle = contourNormalAngle + Angle.ToRadians(135.0);
var arcStart = new Vector(
arcCenterX + ArcRadius * System.Math.Cos(lineAngle),
arcCenterY + ArcRadius * System.Math.Sin(lineAngle));
return new List<ICode>
{
new RapidMove(piercePoint),
new LinearMove(arcStart),
new ArcMove(contourStartPoint, arcCenter, winding)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
var arcCenterX = contourStartPoint.X + ArcRadius * System.Math.Cos(contourNormalAngle);
var arcCenterY = contourStartPoint.Y + ArcRadius * System.Math.Sin(contourNormalAngle);
var lineAngle = contourNormalAngle + Angle.ToRadians(135.0);
var arcStartX = arcCenterX + ArcRadius * System.Math.Cos(lineAngle);
var arcStartY = arcCenterY + ArcRadius * System.Math.Sin(lineAngle);
return new Vector(
arcStartX + LineLength * System.Math.Cos(lineAngle),
arcStartY + LineLength * System.Math.Sin(lineAngle));
}
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/LeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
namespace OpenNest.CNC.CuttingStrategy
{
public abstract class LeadIn
{
public abstract List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW);
public abstract Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle);
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/LineArcLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
using OpenNest.Math;
namespace OpenNest.CNC.CuttingStrategy
{
public class LineArcLeadIn : LeadIn
{
public double LineLength { get; set; }
public double ApproachAngle { get; set; } = 135.0;
public double ArcRadius { get; set; }
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
var arcCenterX = contourStartPoint.X + ArcRadius * System.Math.Cos(contourNormalAngle);
var arcCenterY = contourStartPoint.Y + ArcRadius * System.Math.Sin(contourNormalAngle);
var arcCenter = new Vector(arcCenterX, arcCenterY);
var lineAngle = contourNormalAngle + Angle.ToRadians(ApproachAngle);
var arcStart = new Vector(
arcCenterX + ArcRadius * System.Math.Cos(lineAngle),
arcCenterY + ArcRadius * System.Math.Sin(lineAngle));
return new List<ICode>
{
new RapidMove(piercePoint),
new LinearMove(arcStart),
new ArcMove(contourStartPoint, arcCenter, winding)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
var arcCenterX = contourStartPoint.X + ArcRadius * System.Math.Cos(contourNormalAngle);
var arcCenterY = contourStartPoint.Y + ArcRadius * System.Math.Sin(contourNormalAngle);
var lineAngle = contourNormalAngle + Angle.ToRadians(ApproachAngle);
var arcStartX = arcCenterX + ArcRadius * System.Math.Cos(lineAngle);
var arcStartY = arcCenterY + ArcRadius * System.Math.Sin(lineAngle);
return new Vector(
arcStartX + LineLength * System.Math.Cos(lineAngle),
arcStartY + LineLength * System.Math.Sin(lineAngle));
}
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/LineLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
using OpenNest.Math;
namespace OpenNest.CNC.CuttingStrategy
{
public class LineLeadIn : LeadIn
{
public double Length { get; set; }
public double ApproachAngle { get; set; } = 90.0;
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
return new List<ICode>
{
new RapidMove(piercePoint),
new LinearMove(contourStartPoint)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
var approachAngle = contourNormalAngle + Angle.ToRadians(ApproachAngle);
return new Vector(
contourStartPoint.X + Length * System.Math.Cos(approachAngle),
contourStartPoint.Y + Length * System.Math.Sin(approachAngle));
}
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/LineLineLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
using OpenNest.Math;
namespace OpenNest.CNC.CuttingStrategy
{
public class LineLineLeadIn : LeadIn
{
public double Length1 { get; set; }
public double ApproachAngle1 { get; set; } = 90.0;
public double Length2 { get; set; }
public double ApproachAngle2 { get; set; } = 90.0;
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
var secondAngle = contourNormalAngle + Angle.ToRadians(ApproachAngle1);
var midPoint = new Vector(
contourStartPoint.X + Length2 * System.Math.Cos(secondAngle),
contourStartPoint.Y + Length2 * System.Math.Sin(secondAngle));
return new List<ICode>
{
new RapidMove(piercePoint),
new LinearMove(midPoint),
new LinearMove(contourStartPoint)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
var secondAngle = contourNormalAngle + Angle.ToRadians(ApproachAngle1);
var midX = contourStartPoint.X + Length2 * System.Math.Cos(secondAngle);
var midY = contourStartPoint.Y + Length2 * System.Math.Sin(secondAngle);
var firstAngle = secondAngle + Angle.ToRadians(ApproachAngle2);
return new Vector(
midX + Length1 * System.Math.Cos(firstAngle),
midY + Length1 * System.Math.Sin(firstAngle));
}
}
}
OpenNest.Core/CNC/CuttingStrategy/LeadIns/NoLeadIn.cs
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using System.Collections.Generic;
using OpenNest.Geometry;
namespace OpenNest.CNC.CuttingStrategy
{
public class NoLeadIn : LeadIn
{
public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
RotationType winding = RotationType.CW)
{
return new List<ICode>
{
new RapidMove(contourStartPoint)
};
}
public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
{
return contourStartPoint;
}
}
}