public void AddPolygonsTest()
{
PlanarSlice slice = new PlanarSlice();
Polygon2d p2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d poly = new GeneralPolygon2d(p2d);
Polygon2d p2d2 = new Polygon2d(new List <Vector2d>()
{
new Vector2d(-1, 0),
new Vector2d(0, -1),
new Vector2d(-1, -1)
});
GeneralPolygon2d poly2 = new GeneralPolygon2d(p2d2);
slice.AddPolygons(new List <GeneralPolygon2d>()
{
poly, poly2
});
Assert.AreEqual(slice.InputSolids[0], poly);
Assert.AreEqual(slice.InputSolids[1], poly2);
}
public void AddClippedPathTest()
{
PlanarSlice slice = new PlanarSlice();
PolyLine2d line = new PolyLine2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(-1, 0)
});
slice.AddClippedPath(line);
Assert.AreEqual(slice.ClippedPaths[0], line);
}
public void ResolveEmbeddedPathWidthExceptionTest()
{
PlanarSlice slice = new PlanarSlice();
PolyLine2d line = new PolyLine2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(-1, 0)
});
slice.AddEmbeddedPath(line);
Assert.ThrowsException <Exception>(() => slice.Resolve());
}
public void AddSupportPolygonTest()
{
PlanarSlice slice = new PlanarSlice();
Polygon2d p2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d poly = new GeneralPolygon2d(p2d);
slice.AddSupportPolygon(poly);
Assert.IsTrue(slice.SupportSolids[0] == poly);
}
public void AddCropRegionTest()
{
PlanarSlice slice = new PlanarSlice();
Polygon2d p2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d poly = new GeneralPolygon2d(p2d);
slice.AddCropRegion(poly);
Assert.IsTrue(slice.InputCropRegions[0] == poly);
}
private void DrawLayerSlice(PlanarSliceStack stack, SKCanvas canvas, SKPaint paint)
{
SKColor pathColor = SkiaUtil.Color(255, 0, 0, 255);
paint.Color = pathColor;
paint.Style = SKPaintStyle.Stroke;
paint.StrokeWidth = 2.0f;
if (currentLayer >= stack.Slices.Count)
{
return;
}
PlanarSlice slice = stack.Slices[currentLayer];
foreach (GeneralPolygon2d poly in slice.Solids)
{
SKPath path = MakePaths(poly, SceneToSkiaF);
canvas.DrawPath(path, paint);
}
}
public void ComputeOnBackgroundThread()
{
Deviation = null;
DebugUtil.Log(SO.GetToolpathStats());
ToolpathSet paths = SO.GetToolpaths();
PlanarSliceStack slices = SO.GetSlices();
var settings = SO.GetSettings();
// AAHHH
double bed_width = settings.Machine.BedSizeXMM;
double bed_height = settings.Machine.BedSizeYMM;
Vector3d origin = new Vector3d(-bed_width / 2, -bed_height / 2, 0);
if (settings is gs.info.MakerbotSettings)
{
origin = Vector3d.Zero;
}
List <DeviationPt> points = new List <DeviationPt>();
SpinLock pointsLock = new SpinLock();
Action <DeviationPt> appendPointF = (pt) => {
bool entered = false;
pointsLock.Enter(ref entered);
points.Add(pt);
pointsLock.Exit();
};
double tolerance = settings.Machine.NozzleDiamMM * 0.5 + DeviationToleranceMM;
gParallel.ForEach(Interval1i.Range(slices.Count), (slicei) => {
PlanarSlice slice = slices[slicei];
//Interval1d zrange = (slicei < slices.Count - 1) ?
// new Interval1d(slice.Z, slices[slicei + 1].Z - 0.5*settings.LayerHeightMM) :
// new Interval1d(slice.Z, slice.Z + 0.5*settings.LayerHeightMM);
double dz = 0.5 * settings.LayerHeightMM;
Interval1d zrange = new Interval1d(slice.Z - dz, slice.Z + dz);
double cellSize = 2.0f;
ToolpathsLayerGrid grid = new ToolpathsLayerGrid();
grid.Build(paths, zrange, cellSize);
foreach (GeneralPolygon2d poly in slice.Solids)
{
measure_poly(poly.Outer, slice.Z, grid, tolerance, appendPointF);
foreach (var hole in poly.Holes)
{
measure_poly(poly.Outer, slice.Z, grid, tolerance, appendPointF);
}
}
});
int N = points.Count;
for (int k = 0; k < N; ++k)
{
DeviationPt pt = points[k];
Vector3d v = origin + pt.pos;
v = MeshTransforms.ConvertZUpToYUp(v);
pt.pos = MeshTransforms.FlipLeftRightCoordSystems(v);
points[k] = pt;
}
Deviation = new DeviationData();
Deviation.DeviationPoints = points;
OnGeometryUpdateRequired?.Invoke(this);
}
public void DistanceSquaredExceptionTest()
{
PlanarSlice slice = new PlanarSlice();
Assert.ThrowsException <Exception>(() => slice.DistanceSquared(new Vector2d(0, 0)));
}
public void ResolveTest()
{
PlanarSlice slice = new PlanarSlice();
Polygon2d p2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d poly = new GeneralPolygon2d(p2d);
Polygon2d p2d2 = new Polygon2d(new List <Vector2d>()
{
new Vector2d(-1, 0),
new Vector2d(0, -1),
new Vector2d(-1, -1)
});
GeneralPolygon2d poly2 = new GeneralPolygon2d(p2d2);
slice.AddPolygons(new List <GeneralPolygon2d>()
{
poly, poly2
});
Assert.AreEqual(slice.InputSolids[0], poly);
Assert.AreEqual(slice.InputSolids[1], poly2);
PolyLine2d line = new PolyLine2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(-1, 0)
});
slice.AddEmbeddedPath(line);
slice.EmbeddedPathWidth = 1;
Polygon2d supportp2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d supportpoly = new GeneralPolygon2d(supportp2d);
Polygon2d supportp2d2 = new Polygon2d(new List <Vector2d>()
{
new Vector2d(-1, 0),
new Vector2d(0, -1),
new Vector2d(-1, -1)
});
GeneralPolygon2d supportpoly2 = new GeneralPolygon2d(supportp2d2);
slice.AddSupportPolygons(new List <GeneralPolygon2d>()
{
supportpoly, supportpoly2
});
Polygon2d cavp2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d cavpoly = new GeneralPolygon2d(cavp2d);
Polygon2d cavp2d2 = new Polygon2d(new List <Vector2d>()
{
new Vector2d(-1, 0),
new Vector2d(0, -1),
new Vector2d(-1, -1)
});
GeneralPolygon2d cavpoly2 = new GeneralPolygon2d(cavp2d2);
slice.AddCavityPolygons(new List <GeneralPolygon2d>()
{
cavpoly, cavpoly2
});
Polygon2d cropp2d = new Polygon2d(new List <Vector2d>()
{
new Vector2d(1, 0),
new Vector2d(0, 1),
new Vector2d(1, 1)
});
GeneralPolygon2d croppoly = new GeneralPolygon2d(cropp2d);
Polygon2d cropp2d2 = new Polygon2d(new List <Vector2d>()
{
new Vector2d(-1, 0),
new Vector2d(0, -1),
new Vector2d(-1, -1)
});
GeneralPolygon2d croppoly2 = new GeneralPolygon2d(cropp2d2);
slice.AddCropRegions(new List <GeneralPolygon2d>()
{
croppoly, croppoly2
});
slice.Resolve();
slice.BuildSpatialCaches();
double dist = slice.DistanceSquared(new Vector2d(5, 5));
Assert.AreEqual(41, dist);
}
static GCodeFile generate_cnc_test(MeshPlanarMillSlicer.Result sliceSets, RepRapSettings settings, out ToolpathSet AccumulatedPaths)
{
int PLUNGE_SPEED = 800;
AccumulatedPaths = new ToolpathSet();
GCodeFileAccumulator file_accumulator = new GCodeFileAccumulator();
GCodeBuilder builder = new GCodeBuilder(file_accumulator);
BaseThreeAxisMillingCompiler Compiler = new BaseThreeAxisMillingCompiler(builder, settings, GenericMillingAssembler.Factory);
Compiler.Begin();
/*
* Clearing pass
*/
PlanarSliceStack clearingSlices = sliceSets.Clearing;
int N = clearingSlices.Count;
// assuming origin is at top of stock so we actaully are going down in Z layers
for (int k = 0; k < N; ++k)
{
clearingSlices[k].Z = -(sliceSets.TopZ - clearingSlices[k].Z);
}
for (int layeri = 0; layeri < N; layeri++)
{
PlanarSlice slice = clearingSlices[layeri];
Compiler.AppendComment(string.Format("clearing layer {0} - {1}mm", layeri, slice.Z));
ToolpathSetBuilder layer_builder = new ToolpathSetBuilder()
{
MoveType = ToolpathTypes.Cut
};
layer_builder.Initialize(Compiler.ToolPosition);
// To do a layer-change, we need to plunge down at the first scheduled cutting position.
// However we will not know that until we schedule the first set of paths.
// So, we configure SequentialScheduler2d to call this function when it knows this information,
// and then we can travel to the new XY position before we plunge to new Z
Action <List <FillCurveSet2d>, SequentialScheduler2d> DoZChangeF = (curves, scheduler) => {
Vector2d startPosXY = (curves[0].Loops.Count > 0) ?
curves[0].Loops[0].Start : curves[0].Curves[0].Start;
Vector3d startPosXYZ = new Vector3d(startPosXY.x, startPosXY.y, slice.Z);
// TODO: we should retract at faster speed here? maybe use custom function that does this better?
layer_builder.AppendTravel(startPosXYZ, PLUNGE_SPEED);
scheduler.OnAppendCurveSetsF = null;
};
SequentialScheduler2d layerScheduler = new SequentialScheduler2d(layer_builder, settings)
{
ExtrudeOnShortTravels = true,
ShortTravelDistance = settings.Machine.NozzleDiamMM * 1.5
};
layerScheduler.OnAppendCurveSetsF = DoZChangeF;
GroupScheduler2d groupScheduler = new GroupScheduler2d(layerScheduler, Compiler.ToolPosition.xy);
foreach (GeneralPolygon2d shape in slice.Solids)
{
ShellsFillPolygon shells_gen = new ShellsFillPolygon(shape)
{
PathSpacing = settings.ShellsFillPathSpacingMM(),
ToolWidth = settings.Machine.NozzleDiamMM,
Layers = 10,
OuterShellLast = false,
DiscardTinyPerimterLengthMM = 1, DiscardTinyPolygonAreaMM2 = 1
};
shells_gen.Compute();
groupScheduler.BeginGroup();
groupScheduler.AppendCurveSets(shells_gen.Shells);
groupScheduler.EndGroup();
}
Compiler.AppendPaths(layer_builder.Paths, settings);
AccumulatedPaths.Append(layer_builder.Paths);
}
/*
* Horizontal finish pass
*/
PlanarSliceStack horzSlices = sliceSets.HorizontalFinish;
int NH = horzSlices.Count;
// assuming origin is at top of stock so we actaully are going down in Z layers
for (int k = 0; k < NH; ++k)
{
horzSlices[k].Z = -(sliceSets.TopZ - horzSlices[k].Z);
}
for (int layeri = 0; layeri < NH; layeri++)
{
PlanarSlice slice = horzSlices[layeri];
Compiler.AppendComment(string.Format("horz finish layer {0} - {1}mm", layeri, slice.Z));
ToolpathSetBuilder layer_builder = new ToolpathSetBuilder()
{
MoveType = ToolpathTypes.Cut
};
layer_builder.Initialize(Compiler.ToolPosition);
Action <List <FillCurveSet2d>, SequentialScheduler2d> DoZChangeF = (curves, scheduler) => {
Vector2d startPosXY = (curves[0].Loops.Count > 0) ?
curves[0].Loops[0].Start : curves[0].Curves[0].Start;
Vector3d startPosXYZ = new Vector3d(startPosXY.x, startPosXY.y, slice.Z);
// TODO: we should retract at faster speed here? maybe use custom function that does this better?
layer_builder.AppendTravel(startPosXYZ, PLUNGE_SPEED);
scheduler.OnAppendCurveSetsF = null;
};
SequentialScheduler2d layerScheduler = new SequentialScheduler2d(layer_builder, settings)
{
ExtrudeOnShortTravels = true,
ShortTravelDistance = settings.Machine.NozzleDiamMM * 1.5
};
layerScheduler.OnAppendCurveSetsF = DoZChangeF;
GroupScheduler2d groupScheduler = new GroupScheduler2d(layerScheduler, Compiler.ToolPosition.xy);
foreach (GeneralPolygon2d shape in slice.Solids)
{
ShellsFillPolygon shells_gen = new ShellsFillPolygon(shape)
{
//InsetFromInputPolygonX = 0.0,
PathSpacing = settings.ShellsFillPathSpacingMM(),
ToolWidth = settings.Machine.NozzleDiamMM,
Layers = 10,
OuterShellLast = false,
PreserveInputInsetTopology = false,
DiscardTinyPerimterLengthMM = 1, DiscardTinyPolygonAreaMM2 = 1
};
shells_gen.Compute();
groupScheduler.BeginGroup();
groupScheduler.AppendCurveSets(shells_gen.Shells);
groupScheduler.EndGroup();
}
Compiler.AppendPaths(layer_builder.Paths, settings);
AccumulatedPaths.Append(layer_builder.Paths);
}
// return to home position
ToolpathSetBuilder finishBuilder = new ToolpathSetBuilder()
{
MoveType = ToolpathTypes.Cut
};
finishBuilder.Initialize(Compiler.ToolPosition);
finishBuilder.AppendTravel(Vector3d.Zero, PLUNGE_SPEED);
Compiler.AppendPaths(finishBuilder.Paths, settings);
Compiler.End();
return(file_accumulator.File);
}
void OnExpose(object sender, ExposeEventArgs args)
{
DrawingArea area = (DrawingArea)sender;
Cairo.Context cr = Gdk.CairoHelper.Create(area.GdkWindow);
int width = area.Allocation.Width;
int height = area.Allocation.Height;
AxisAlignedBox3d bounds3 = Stack.Bounds;
AxisAlignedBox2d bounds = (bounds3 == AxisAlignedBox3d.Empty) ?
new AxisAlignedBox2d(0, 0, 500, 500) :
new AxisAlignedBox2d(bounds3.Min.x, bounds3.Min.y, bounds3.Max.x, bounds3.Max.y);
double sx = (double)width / bounds.Width;
double sy = (double)height / bounds.Height;
float scale = (float)Math.Min(sx, sy);
// we apply this translate after scaling to pixel coords
Vector2f pixC = Zoom * scale * (Vector2f)bounds.Center;
Vector2f translate = new Vector2f(width / 2, height / 2) - pixC;
using (var bitmap = new SKBitmap(width, height, SkiaUtil.ColorType(), SKAlphaType.Premul))
{
IntPtr len;
using (var skSurface = SKSurface.Create(bitmap.Info.Width, bitmap.Info.Height, SkiaUtil.ColorType(), SKAlphaType.Premul, bitmap.GetPixels(out len), bitmap.Info.RowBytes))
{
var canvas = skSurface.Canvas;
canvas.Clear(SkiaUtil.Color(240, 240, 240, 255));
Func <Vector2d, Vector2f> xformF = (pOrig) => {
Vector2f pNew = (Vector2f)pOrig;
pNew -= (Vector2f)bounds.Center;
pNew = Zoom * scale * pNew;
pNew += (Vector2f)pixC;
pNew += translate + Zoom * Translate;
pNew.y = canvas.LocalClipBounds.Height - pNew.y;
return(pNew);
};
Func <Vector2d, SKPoint> mapToSkiaF = (pOrig) => {
Vector2f p = xformF(pOrig);
return(new SKPoint(p.x, p.y));
};
using (var paint = new SKPaint())
{
SKBitmap sliceImg = get_slice_image(currentLayer);
float w = sliceImg.Width / CurrentDPIMM, h = sliceImg.Height / CurrentDPIMM;
w *= Zoom * scale;
h *= Zoom * scale;
SKPoint sliceCenter = mapToSkiaF(Vector2d.Zero);
SKRect drawRect = new SKRect(
sliceCenter.X - w / 2, sliceCenter.Y - h / 2,
sliceCenter.X + w / 2, sliceCenter.Y + h / 2);
canvas.DrawBitmap(sliceImg, drawRect, paint);
paint.IsAntialias = true;
paint.Style = SKPaintStyle.Stroke;
PlanarSlice slice = Stack.Slices[currentLayer];
paint.Color = SkiaUtil.Color(255, 0, 0, 255);;
paint.StrokeWidth = 2;
foreach (GeneralPolygon2d poly in slice.Solids)
{
SKPath path = SkiaUtil.ToSKPath(poly, mapToSkiaF);
canvas.DrawPath(path, paint);
}
}
Cairo.Surface surface = new Cairo.ImageSurface(
bitmap.GetPixels(out len),
Cairo.Format.Argb32,
bitmap.Width, bitmap.Height,
bitmap.Width * 4);
surface.MarkDirty();
cr.SetSourceSurface(surface, 0, 0);
cr.Paint();
}
}
//return true;
}