static SKPath MakePath <T>(LinearToolpath3 <T> path, Func <Vector2d, SKPoint> mapF) where T : IToolpathVertex
{
SKPath p = new SKPath();
p.MoveTo(mapF(path[0].Position.xy));
for (int i = 1; i < path.VertexCount; i++)
{
p.LineTo(mapF(path[i].Position.xy));
}
return(p);
}
protected virtual void RaiseLineGenerated(LinearToolpath3 <TPrintVertex> toolpath)
{
var points = new List <Vector3d>(toolpath.VertexCount);
foreach (var vertex in toolpath)
{
points.Add(vertex.Position);
}
RaiseLineGenerated(points, layerIndex);
}
private ToolpathTypes SetTypeFromVertexExtrusions(LinearToolpath3 <PrintVertex> toolpath)
{
for (int i = 1; i < toolpath.VertexCount; i++)
{
if (!VertexHasNegativeOrZeroExtrusion(toolpath[i - 1], toolpath[i]))
{
return(ToolpathTypes.Deposition);
}
}
return(ToolpathTypes.Travel);
}
public void SharpAngleRight()
{
var mesher = new TubeMesher <PrintVertex>();
var toolpath = new LinearToolpath3 <PrintVertex>(ToolpathTypes.Deposition);
toolpath.AppendVertex(new PrintVertex(new Vector3d(0, 0, 0), 1000, new Vector2d(0.4, 0.2)), TPVertexFlags.None);
toolpath.AppendVertex(new PrintVertex(new Vector3d(10, 0, 0), 1000, new Vector2d(0.4, 0.2)), TPVertexFlags.None);
toolpath.AppendVertex(new PrintVertex(new Vector3d(0, -1, 0), 1000, new Vector2d(0.4, 0.2)), TPVertexFlags.None);
var mesh = mesher.Generate(toolpath, VertexF);
ExportMesh(mesh, "SharpAngleRight.stl");
}
protected virtual void EmitMesh(LinearToolpath3 <TPrintVertex> toolpath)
{
if (toolpath.VertexCount < 2)
{
return;
}
var mesh = mesher.Generate(toolpath, VertexFactory);
pointCount += toolpath.VertexCount;
EndEmit(Tuple.Create(mesh.Vertices.ToArray(), mesh.Triangles.ToArray()), layerIndex);
}
private ToolpathPreviewVertex[] CreatePoints(LinearToolpath3 <PrintVertex> toolpath)
{
var previewVertices = new ToolpathPreviewVertex[toolpath.VertexCount];
int i = 0;
int fillTypeIndex = fillTypeMapper.GetIntegerFromLabel(toolpath.FillType.GetLabel());
foreach (var printVertex in toolpath)
{
previewVertices[i++] = new ToolpathPreviewVertex(
printVertex.Position, fillTypeIndex, layerIndex,
color, 1, new CustomColorData(1, 1, 1));
}
return(previewVertices);
}
public ToolpathPreviewMesh Generate(LinearToolpath3 <TPrintVertex> toolpath, Func <TPrintVertex, Vector3d, float, ToolpathPreviewVertex> vertexFactory)
{
this.vertexFactory = vertexFactory;
var mesh = new ToolpathPreviewMesh();
var joints = new ToolpathPreviewJoint[toolpath.VertexCount];
Segment3d?segmentBeforeJoint = null;
for (int i = 0; i < toolpath.VertexCount; i++)
{
Segment3d?segmentAfterJoint = null;
if (i < toolpath.VertexCount - 1)
{
segmentAfterJoint = new Segment3d(toolpath[i].Position, toolpath[i + 1].Position);
}
if (segmentBeforeJoint == null || segmentAfterJoint == null)
{
joints[i] = GenerateButtJoint(segmentBeforeJoint, segmentAfterJoint, toolpath[i], mesh);
}
else
{
var angleRad = SignedAngleRad(segmentBeforeJoint.Value.Direction.xy, segmentAfterJoint.Value.Direction.xy);
if (Math.Abs(angleRad) > miterThreshold)
{
joints[i] = GenerateBevelJoint(segmentBeforeJoint.Value, segmentAfterJoint.Value, toolpath[i], mesh);
}
else
{
joints[i] = GenerateMiterJoint(segmentBeforeJoint.Value, segmentAfterJoint.Value, toolpath[i], mesh);
}
}
segmentBeforeJoint = segmentAfterJoint;
}
AddEdges(joints, mesh);
return(mesh);
}
protected override LinearToolpath3 <PrintVertex> FinishToolpath()
{
if (toolpath == null)
{
return(new LinearToolpath3 <PrintVertex>());
}
toolpath.Type = SetTypeFromVertexExtrusions(toolpath);
EmitToolpath(toolpath);
// TODO: Simplify with "CopyProperties" method on LinearToolpath3
var newToolpath = new LinearToolpath3 <PrintVertex>(toolpath.Type);
newToolpath.IsHole = toolpath.IsHole;
newToolpath.FillType = toolpath.FillType;
newToolpath.AppendVertex(toolpath.VertexCount > 0 ? toolpath.End : currentVertex, TPVertexFlags.IsPathStart);
return(newToolpath);
}
static List <SKPath> MakePathSegments <T>(LinearToolpath3 <T> path, Func <Vector2d, SKPoint> mapF, double angleThreshD) where T : IToolpathVertex
{
List <SKPath> result = new List <SKPath>();
Vector2d prevprev = path[0].Position.xy;
SKPath p = new SKPath();
result.Add(p);
p.MoveTo(mapF(prevprev));
if (path.VertexCount == 1)
{
p.LineTo(mapF(prevprev));
return(result);
}
Vector2d prev = path[1].Position.xy;
int i = 2;
p.LineTo(mapF(prev));
while (i < path.VertexCount)
{
Vector2d next = path[i++].Position.xy;
double turnAngle = Vector2d.AngleD((prevprev - prev).Normalized, (next - prev).Normalized);
if (turnAngle < angleThreshD)
{
p = new SKPath();
result.Add(p);
p.MoveTo(mapF(prev));
p.LineTo(mapF(next));
}
else
{
p.LineTo(mapF(next));
}
prevprev = prev;
prev = next;
}
return(result);
}
protected void EmitToolpath(LinearToolpath3 <TPrintVertex> travel)
{
OnToolpathComplete?.Invoke(travel);
}
protected virtual void EmitPoints(LinearToolpath3 <PrintVertex> linearToolpath)
{
RaisePointsGenerated(CreatePoints(linearToolpath), layerIndex);
}