void InitContext()
{
for (int i = -5; i <= 5; ++i)
{
Spline spline1 = new Spline();
spline1.Add(new Base3D.Point {
X = 5, Y = i, Z = 0
});
spline1.Add(new Base3D.Point {
X = -5, Y = i, Z = 0
});
context.world.control.Add(spline1);
Spline spline2 = new Spline();
spline2.Add(new Base3D.Point {
X = i, Y = 5, Z = 0
});
spline2.Add(new Base3D.Point {
X = i, Y = -5, Z = 0
});
context.world.control.Add(spline2);
}
Spline xSpline = new Spline();
xSpline.Matreial = new SolidMaterial(Color.DarkRed);
xSpline.Add(new Base3D.Point {
X = 0
});
xSpline.Add(new Base3D.Point {
X = 1
});
context.world.control.Add(xSpline);
Spline ySpline = new Spline();
ySpline.Matreial = new SolidMaterial(Color.DarkBlue);
ySpline.Add(new Base3D.Point {
Y = 0
});
ySpline.Add(new Base3D.Point {
Y = 1
});
context.world.control.Add(ySpline);
Spline zSpline = new Spline();
zSpline.Matreial = new SolidMaterial(Color.DarkGreen);
zSpline.Add(new Base3D.Point {
Z = 0
});
zSpline.Add(new Base3D.Point {
Z = 1
});
context.world.control.Add(zSpline);
}
public void InterpolationSpline()
{
var _interpolation = new Spline();
_interpolation.Add(-6, 2);
_interpolation.Add(2, -4);
_interpolation.Add(6, 6);
Assert.AreEqual(-5.344, _interpolation.Interpolate(0), 0.01, "Spline interpolation at x=0 failed!");
Assert.AreEqual(0, _interpolation.Interpolate(-4.897), 0.01, "Spline interpolation at x=-4.897 failed!");
Assert.AreEqual(0, _interpolation.Interpolate(3.928), 0.01, "Spline interpolation at x=3.928 failed!");
Assert.AreEqual(-5.027, _interpolation.Interpolate(1), 0.01, "Spline interpolation at x=1 failed!");
}
/// <summary>
/// Creates a single spline from a generic curve.
/// </summary>
public Spline ToSpline()
{
// Select the curve
AddToSelection(true);
// Write to a pic file
FileSystem.File tempFile = FileSystem.File.CreateTemporaryFile("pic");
PSAutomation.ActiveModel.Export(tempFile, ExportItemsOptions.Selected);
// Geth the data from the pic file
List <Spline> splineList = Spline.ReadFromDUCTPictureFile(tempFile);
// create a single spline from the data
Spline mySpline = new Spline();
foreach (Spline s in splineList)
{
foreach (SplinePoint sp in s)
{
mySpline.Add(sp);
}
}
// Delete the file
tempFile.Delete();
// Return the model
return(mySpline);
}
Spline GeneratePoint()
{
Spline spline = new Spline();
spline.Add(new Base3D.Point());
return(spline);
}
public void ReverseTest2()
{
Spline spline = new Spline();
spline.Add(new SplinePoint(new Point(0, 0, 0), new Vector(0.5, 0.5, 0.5), 3, new Vector(0.6, 0.6, 0.6), 5));
spline.Add(new SplinePoint(new Point(10, 20, 30), new Vector(0, 1, 0), 3, new Vector(0, 1, 0), 5));
spline.Add(new SplinePoint(new Point(20, 40, 50), new Vector(-1, -1, -1), 3, new Vector(-0.9, -0.9, -0.9), 5));
spline.Reverse(1, 2);
Assert.AreEqual(3, spline.Count);
Assert.AreEqual((MM)0.0, spline[2].DirectionBefore.I);
Assert.AreEqual((MM)(-1), spline[2].DirectionBefore.J);
Assert.AreEqual((MM)0, spline[2].DirectionBefore.K);
Assert.AreEqual((MM)0.6, spline[0].DirectionAfter.I);
Assert.AreEqual((MM)0.6, spline[0].DirectionAfter.J);
Assert.AreEqual((MM)0.6, spline[0].DirectionAfter.K);
}
public Spline ToSpline()
{
Spline spline = new Spline();
spline.Name = Name;
for (int i = 0; i < Points.Count; i++)
{
spline.Add(Points[i].ToSplinePoint());
}
spline.Visible = this.Visible;
return spline;
}
public void BezierCurveTest()
{
Point startPoint = new Point();
Point startControl = new Point(1, 2, 3);
Point endPoint = new Point(4, 5, 6);
Point endControl = new Point(3, 3, 4);
SplinePoint splineStartPoint = new SplinePoint(startPoint, null, startControl);
SplinePoint splineEndPoint = new SplinePoint(endPoint, endControl, null);
Spline spline = new Spline();
spline.Add(splineStartPoint);
spline.Add(splineEndPoint);
CubicBezier splineAsBezier = spline.GetBezierCurve(0);
Assert.AreEqual(startPoint, splineAsBezier.StartPoint);
Assert.AreEqual(startControl, splineAsBezier.StartControlPoint);
Assert.AreEqual(endPoint, splineAsBezier.EndPoint);
Assert.AreEqual(endControl, splineAsBezier.EndControlPoint);
}
public Spline ToSpline()
{
Spline spline = new Spline();
spline.Name = Name;
for (int i = 0; i < Points.Count; i++)
{
spline.Add(Points[i].ToSplinePoint());
}
spline.Visible = this.Visible;
return(spline);
}
private void clearAndDrawSpline(IEnumerable <CubicBezier> curves, bool colorize)
{
try
{
// Spline throws exceptions sometimes, so wrap it in a try/catch
_spline.Clear();
foreach (CubicBezier c in curves)
{
_spline.Add(c);
}
}
catch (Exception e)
{
_log.error(e);
clearDrawing();
return;
}
if (_spline.Length == 0)
{
clearDrawing();
}
else
{
using (DrawingContext ctx = _drawing.Open())
{
clearDrawing(ctx);
int nPoints = (int)Math.Round(_spline.Length / SPLINE_POINT_DISTANCE);
float ratio = 1f / (nPoints - 1);
for (int i = 0; i < nPoints; i++)
{
float u = i * ratio;
Spline.SamplePos pos = _spline.GetSamplePosition(u);
VECTOR p = _spline.Curves[pos.Index].Sample(pos.Time);
Brush brush = colorize ? _partBrushes[pos.Index % _partBrushes.Length] : _partBrushes[0];
drawPoint(ctx, p, brush, DEFAULT_POINT_RADIUS);
}
}
}
}
/// <summary>
/// Extracts Polylines from a DUCT picture file and returns them as a list.
/// </summary>
/// <param name="file">DUCT picture file.</param>
/// <returns>List of polylines.</returns>
public static List <Polyline> ReadFromDUCTPictureFile(File file)
{
List <Polyline> polylines = new List <Polyline>();
string CurCult = System.Threading.Thread.CurrentThread.CurrentUICulture.Name;
try
{
System.Threading.Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo("en-GB");
string strBuff = "";
using (
System.IO.FileStream FS = new System.IO.FileStream(file.Path,
System.IO.FileMode.Open,
System.IO.FileAccess.Read))
{
using (System.IO.StreamReader SR = new System.IO.StreamReader(FS))
{
strBuff = SR.ReadToEnd();
SR.Close();
}
FS.Close();
}
strBuff = strBuff.Replace(Strings.Chr(9).ToString(), "");
strBuff = strBuff.Replace(Strings.Chr(13).ToString(), "");
string[] strSpl = strBuff.Split(Strings.Chr(10));
List <List <int> > instructions = new List <List <int> >();
List <Point> points = new List <Point>();
// Check to see if the file is in inches or mm
bool isInInches = strSpl[1].Trim().ToLower().EndsWith("inches");
// Ignore the header lines just concentrate on the juicy bits
for (int lineIndex = 5; lineIndex <= strSpl.Length - 1; lineIndex++)
{
// Collect up all the numeric values on the line
List <double> elementsOnLine = new List <double>();
foreach (string stringElement in strSpl[lineIndex].Split(' '))
{
double value = 0;
if (double.TryParse(stringElement,
NumberStyles.Any,
CultureInfo.InvariantCulture,
out value))
{
elementsOnLine.Add(value);
}
}
if (elementsOnLine.Count == 2)
{
// If there are two values then it is an instruction line
instructions.Add(new List <int>
{
Convert.ToInt32(elementsOnLine[0]),
Convert.ToInt32(elementsOnLine[1])
});
}
else if (elementsOnLine.Count >= 3)
{
// Otherwise it is a point data line
if (isInInches)
{
points.Add(new Point(elementsOnLine[0] * 25.4, elementsOnLine[1] * 25.4, elementsOnLine[2] * 25.4));
}
else
{
points.Add(new Point(elementsOnLine[0], elementsOnLine[1], elementsOnLine[2]));
}
}
}
// So we have all the data, now we need to populate the polyline and spline lists
// This keeps track of which point we are looking at for the current instruction
int pointIndex = 0;
for (int instructionIndex = 0; instructionIndex <= instructions.Count - 1; instructionIndex++)
{
if ((instructions[instructionIndex][0] & 1024) == 1024)
{
// Bezier curves
Spline spline = new Spline();
int pixelIndex = 1;
if ((instructions[instructionIndex][0] & 24) == 24)
{
pixelIndex = -1;
}
while (pixelIndex < instructions[instructionIndex][1])
{
if (pixelIndex == -1)
{
// First pixel only has tangency out
Vector directionOut = points[pointIndex + pixelIndex + 1] - points[pointIndex + pixelIndex];
double distanceOut = directionOut.Magnitude;
directionOut.Normalize();
spline.Add(new SplinePoint(points[pointIndex + pixelIndex],
directionOut,
distanceOut,
directionOut,
distanceOut));
pixelIndex += 3;
}
else if (instructions[instructionIndex][1] - pixelIndex == 1)
{
// Last pixel only has tangency in
Vector directionIn = points[pointIndex + pixelIndex] - points[pointIndex + pixelIndex - 1];
double distanceIn = directionIn.Magnitude;
directionIn.Normalize();
spline.Add(new SplinePoint(points[pointIndex + pixelIndex],
directionIn,
distanceIn,
directionIn,
distanceIn));
pixelIndex += 3;
}
else
{
// Pixel has tangency in and out
Vector directionIn = points[pointIndex + pixelIndex] - points[pointIndex + pixelIndex - 1];
double distanceIn = directionIn.Magnitude;
directionIn.Normalize();
Vector directionOut = points[pointIndex + pixelIndex + 1] - points[pointIndex + pixelIndex];
double distanceOut = directionOut.Magnitude;
directionOut.Normalize();
spline.Add(new SplinePoint(points[pointIndex + pixelIndex],
directionIn,
distanceIn,
directionOut,
distanceOut));
pixelIndex += 3;
}
}
if ((instructions[instructionIndex][0] & 24) == 0)
{
// Starting a new section
Polyline polyline = new Polyline(spline, 0.01);
polylines.Add(polyline);
}
else
{
// Continuing the last section
Polyline polyline = new Polyline(spline, 0.01);
// Add all points apart from the first one
for (int i = 1; i <= polyline.Count - 1; i++)
{
polylines[polylines.Count - 1].Add(polyline[i]);
}
}
pointIndex += instructions[instructionIndex][1];
}
else if ((instructions[instructionIndex][0] & 512) == 512)
{
// Conic arcs
Spline intermediateCurve = new Spline();
Spline spline = new Spline();
int pixelIndex = 0;
if ((instructions[instructionIndex][0] & 24) == 24)
{
pixelIndex = -1;
}
while (pixelIndex < instructions[instructionIndex][1])
{
intermediateCurve.Add(new SplinePoint(points[pointIndex + pixelIndex]));
// If there are three points on the curve
if (intermediateCurve.Count == 3)
{
intermediateCurve.FreeTangentsAndMagnitudes();
if (spline.Count != 0)
{
// If the spline curve already has points then dont add the first one, just set the output tangent and magnitude
spline.Last().MagnitudeAfter = intermediateCurve[0].MagnitudeAfter;
spline.Last().DirectionAfter = intermediateCurve[0].DirectionAfter;
}
else
{
// else add first point
spline.Add(intermediateCurve[0]);
}
// add second and third point
spline.Add(intermediateCurve[1]);
spline.Add(intermediateCurve[2]);
var p = intermediateCurve[2];
// reset intermediate curve and add last point
intermediateCurve.Clear();
intermediateCurve.Add(p.Clone());
}
pixelIndex += 1;
}
if ((instructions[instructionIndex][0] & 24) == 0)
{
// Starting a new section
Polyline polyline = new Polyline(spline, 0.01);
polylines.Add(polyline);
}
else
{
// Continuing the last section
Polyline polyline = new Polyline(spline, 0.01);
// Add all points apart from the first one
for (int i = 1; i <= polyline.Count - 1; i++)
{
polylines[polylines.Count - 1].Add(polyline[i]);
}
}
pointIndex += instructions[instructionIndex][1];
}
else
{
// Polylines
if ((instructions[instructionIndex][0] & 24) == 0)
{
// Starting a new section
Polyline polyline =
new Polyline(
new List <Point>(points.GetRange(pointIndex, instructions[instructionIndex][1]).ToArray()));
polylines.Add(polyline);
}
else
{
// Continuing the last section
polylines[polylines.Count - 1].AddRange(
points.GetRange(pointIndex, instructions[instructionIndex][1]).ToArray());
}
pointIndex += instructions[instructionIndex][1];
}
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
System.Threading.Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo(CurCult);
}
return(polylines);
}
public static Chart Lines3D()
{
var series1 = new Spline();
var series2 = new Spline();
var series3 = new Spline();
// imperative
var random = new Random();
for (var pointIndex = 0; pointIndex < 10; pointIndex++)
{
series1.Add(random.Next(45, 95));
series2.Add(random.Next(5, 75));
series3.Add(random.Next(2, 50));
}
var area = new System.Linq.Charting.ChartArea
{
Area3DStyle =
{
Enable3D = true
,
Inclination = 38
,
Rotation = 9
,
Perspective = 10
,
PointDepth = 200
,
LightStyle = System.Windows.Forms.DataVisualization.Charting.LightStyle.Realistic
,
IsRightAngleAxes = false
,
WallWidth = 0
}
,
AxisX = { IsMarginVisible = true }
,
Series = { series1, series2, series3 }
};
var chart = new System.Linq.Charting.Chart
{
ChartAreas = { area }
,
Titles = { new System.Windows.Forms.DataVisualization.Charting.Title{ Text = "Three 3D Lines"
, Font = new Font(FontFamily.GenericSansSerif, 20)
}
}
,
Dock = DockStyle.Fill
};
return chart;
}
internal void AddSplinePoint()
{
Spline spline = EditorData.EditorLogic.CurrentSpline;
if (spline == null)
{
MessageBox.Show("Select a spline to add points to");
}
else
{
SplinePoint newSplinePoint = new SplinePoint();
if (spline.Count > 1)
{
SplinePoint pointBefore = spline[spline.Count - 1];
newSplinePoint.Time = pointBefore.Time + 1;
if (spline.Count == 1)
{
newSplinePoint.Position = pointBefore.Position;
newSplinePoint.Position.X += 30 / SpriteManager.Camera.PixelsPerUnitAt(newSplinePoint.Position.Z);
}
else
{
SplinePoint pointBeforePointBefore = spline[spline.Count - 2];
Vector3 difference = pointBefore.Position - pointBeforePointBefore.Position;
if (difference == Vector3.Zero)
{
newSplinePoint.Position = pointBefore.Position;
newSplinePoint.Position.X += 30 / Camera.Main.PixelsPerUnitAt(0);
}
else
{
newSplinePoint.Position = pointBefore.Position + difference;
}
}
}
else
{
newSplinePoint.Position.X = SpriteManager.Camera.X;
newSplinePoint.Position.Y = SpriteManager.Camera.Y;
if (spline.Count > 0)
{
newSplinePoint.Time = spline[0].Time + 1;
newSplinePoint.Position = spline[0].Position;
newSplinePoint.Position.X += 30 / Camera.Main.PixelsPerUnitAt(0);
}
}
spline.Add(newSplinePoint);
spline.CalculateVelocities();
spline.CalculateAccelerations();
spline.CalculateDistanceTimeRelationships(.1f);
GuiData.PropertyGrid.Refresh();
GuiData.SplineListDisplay.UpdateToList();
}
//if (AfterNewPointAdded != null)
//{
// AfterNewPointAdded(this);
//}
}