/// <summary>
/// Tries to fit single Bezier curve to the points in [first ... last]. Destroys anything in <see cref="_u"/> in the process.
/// Assumes there are at least two points to fit.
/// </summary>
/// <param name="first">Index of first point to consider.</param>
/// <param name="last">Index of last point to consider (inclusive).</param>
/// <param name="tanL">Tangent at teh start of the curve ("left").</param>
/// <param name="tanR">Tangent on the end of the curve ("right").</param>
/// <param name="curve">The fitted curve.</param>
/// <param name="split">Point at which to split if this method returns false.</param>
/// <returns>true if the fit was within error tolerence, false if the curve should be split. Even if this returns false, curve will contain
/// a curve that somewhat fits the points; it's just outside error tolerance.</returns>
protected bool FitCurve(int first, int last, VECTOR tanL, VECTOR tanR, out CubicBezier curve, out int split)
{
List<VECTOR> pts = _pts;
int nPts = last - first + 1;
if (nPts < 2)
{
throw new InvalidOperationException("INTERNAL ERROR: Should always have at least 2 points here");
}
else if (nPts == 2)
{
// if we only have 2 points left, estimate the curve using Wu/Barsky
VECTOR p0 = pts[first];
VECTOR p3 = pts[last];
FLOAT alpha = VectorHelper.Distance(p0, p3) / 3;
VECTOR p1 = (tanL * alpha) + p0;
VECTOR p2 = (tanR * alpha) + p3;
curve = new CubicBezier(p0, p1, p2, p3);
split = 0;
return true;
}
else
{
split = 0;
ArcLengthParamaterize(first, last); // initially start u with a simple chord-length paramaterization
curve = default(CubicBezier);
for (int i = 0; i < MAX_ITERS + 1; i++)
{
if (i != 0) Reparameterize(first, last, curve); // use newton's method to find better parameters (except on first run, since we don't have a curve yet)
curve = GenerateBezier(first, last, tanL, tanR); // generate the curve itself
FLOAT error = FindMaxSquaredError(first, last, curve, out split); // calculate error and get split point (point of max error)
if (error < _squaredError) return true; // if we're within error tolerance, awesome!
}
return false;
}
}
public void WriteBeziers(CubicBezier[] beziers, Dictionary<CubicBezier, PathStyle> styles, int pointRadius, int lineWidth)
{
foreach (var bezier in beziers)
{
double actualLineWidth = lineWidth;
if (styles.ContainsKey(bezier))
actualLineWidth = styles[bezier].Thickness;
System.IO.File.AppendAllText(mFullFileName, CreateSvgBezierPath(bezier, pointRadius, actualLineWidth));
}
}
public void Reset()
{
EditorOnlyToolSettings = new ToolSettings();
CubicBezier localBezier = new CubicBezier(
new Vector3(0.5f, 0f, 0f),
new Vector3(1.0f, 0.5f, 0f),
new Vector3(0.5f, 1.0f, 0.5f),
new Vector3(0f, 0.5f, 0.5f)
);
Path = new CubicBezierPath(this.transform, localBezier);
}
public TrackNodeCurve (CubicBezier cubicBezier, TrackSegmentModify segmentModify,bool beginning)
{
this._cubicBezier = cubicBezier;
this._segmentModify = segmentModify;
if(!beginning)
P0 = AddNode ( _segmentModify.TrackSegment.transform.TransformPoint (_cubicBezier.p0),TrackCurveNode.NodeType.PO);
P1 = AddNode (_segmentModify.TrackSegment.transform.TransformPoint (_cubicBezier.p1),TrackCurveNode.NodeType.P1);
P2 = AddNode (_segmentModify.TrackSegment.transform.TransformPoint (_cubicBezier.p2),TrackCurveNode.NodeType.P2);
P3 = AddNode (_segmentModify.TrackSegment.transform.TransformPoint (_cubicBezier.p3),TrackCurveNode.NodeType.P3);
}
public TrackNodeCurve (CubicBezier cubicBezier, TrackSegmentModify segmentModify,Grouping grouping)
{
this.Group = grouping;
this.cubicBezier = cubicBezier;
this.SegmentModify = segmentModify;
P0 = AddTrackCurveNode ( SegmentModify.TrackSegment.transform.TransformPoint (cubicBezier.p0),TrackNode.NodeType.PO );
P1 = AddTrackCurveNode (SegmentModify.TrackSegment.transform.TransformPoint (cubicBezier.p1), TrackNode.NodeType.P1);
P2 = AddTrackCurveNode (SegmentModify.TrackSegment.transform.TransformPoint (cubicBezier.p2),TrackNode.NodeType.P2);
P3 = AddTrackCurveNode (SegmentModify.TrackSegment.transform.TransformPoint (cubicBezier.p3),TrackNode.NodeType.P3);
if ((grouping == Grouping.End || grouping == Grouping.Both) && SegmentModify.GetNextSegment(true) == null) {
ExtrudeNode = AddExtrudeNode (SegmentModify.TrackSegment.transform.TransformPoint (cubicBezier.p3) + SegmentModify.TrackSegment.getTangentPoint(1f)*.3f);
}
}
private string CreateSvgBezierPath(CubicBezier bezier, int pointRadius, double lineWidth)
{
string result = "";
result += string.Format(GetCI(), " <path d=\"M{0},{1} C{2},{3} {4},{5} {6},{7}\" fill=\"none\" stroke=\"red\" stroke-width=\"{8}\" />\r\n",
TraX(bezier.P0.x), TraY(bezier.P0.y),
TraX(bezier.C0.x), TraY(bezier.C0.y),
TraX(bezier.C1.x), TraY(bezier.C1.y),
TraX(bezier.P1.x), TraY(bezier.P1.y),
lineWidth);
//result += " <g fill=\"#8888FF\" >\r\n";
//result += CreateSvgPoint(bezier.P0, pointRadius);
//result += CreateSvgPoint(bezier.P1, pointRadius);
//result += " </g>\r\n";
//result += " <g fill=\"#FF8888\" >\r\n";
//result += CreateSvgPoint(bezier.C0, pointRadius);
//result += CreateSvgPoint(bezier.C1, pointRadius);
//result += " </g>\r\n";
return result;
}
public void Awake()
{
cubicBezier = target as CubicBezier;
}
public List <CubicBezier> FitBezier(List <Vector3> pts, List <float> times, bool useRdp = true)
{
AllInputPoints = new List <Vector3d>(pts.Count);
foreach (var pt in pts)
{
AllInputPoints.Add(pt);
}
inputPointsTree = new PointAABBTree3(new PointSet(AllInputPoints.ToArray()));
AllInputPointTimes = times;
if (useRdp)
{
var reduced = CurvePreprocess.RdpReduce(pts, Globals.RDP_ERROR, out List <int> keepIdx);
PointsKeepIdx = keepIdx;
InputPoints = reduced;
Curves = new List <CubicBezier>(CurveFit.Fit(reduced, Globals.BEZIER_FIT_MAX_ERROR));
}
else
{
InputPoints = pts;
Curves = new List <CubicBezier>(CurveFit.Fit(pts, Globals.BEZIER_FIT_MAX_ERROR));
}
Curves[0] = new CubicBezier(
Curves[0].p0,
Curves[0].p0 + (Curves[0].p1 - Curves[0].p0).magnitude * Vector3.forward,
Curves[0].p2,
Curves[0].p3);
if (Curves.Count == 0)
{
ControlPoints = new Vector3[0];
}
else
{
ControlPoints = new Vector3[1 + 3 * Curves.Count];
ControlPoints[0] = Curves[0].p0;
}
for (int i = 0; i < Curves.Count; ++i)
{
ControlPoints[3 * i + 1] = Curves[i].p1;
ControlPoints[3 * i + 2] = Curves[i].p2;
ControlPoints[3 * i + 3] = Curves[i].p3;
}
float[] cpData = new float[ControlPoints.Length * 3];
for (int i = 0; i < ControlPoints.Length; ++i)
{
cpData[3 * i + 0] = ControlPoints[i].x;
cpData[3 * i + 1] = ControlPoints[i].y;
cpData[3 * i + 2] = ControlPoints[i].z;
}
if (_path != IntPtr.Zero)
{
_DeleteUnmanagedPathObject(_path);
}
_path = _CreateUnmanagedPathObject(cpData, ControlPoints.Length);
CacheArcLength();
if (times.Count == 0)
{
paramToTimeCache = paramToArcLengthCache;
}
else
{
CacheTime();
}
InputPointArcLengths = new List <float>(InputPoints.Count);
foreach (var pt in InputPoints)
{
var res = GetClosestPoint(pt, out Vector3 closest, out int bezierIdx, out float param);
if (res)
{
InputPointArcLengths.Add(GetArcLengthFromSplineParam(bezierIdx, param));
}
else
{
throw new Exception("Something horrible happened!");
}
}
return(Curves);
}
/// <summary>
/// Initialises the projectile with the given forward vector
/// </summary>
/// <param name="forwardVector"></param>
public void OnProjectileStart(Vector3 forwardVector)
{
_bezierCurve = new CubicBezier(curveControlPoints);
_startToEndDistance = Vector3.Distance(curveControlPoints[0], curveControlPoints[3]);
}
private static void OnPathSegment(CsPotrace.Curve Curve, double oX, double oY, double scale, List <string> rv, Graphics g)
{
if (double.IsNaN(Curve.LinearLenght)) // problem?
{
return;
}
if (Curve.Kind == CsPotrace.CurveKind.Line)
{
//trace line
if (g != null)
{
g.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X, (float)Curve.B.Y);
}
rv.Add(String.Format("G1 X{0} Y{1}", formatnumber(Curve.B.X + oX, scale), formatnumber(Curve.B.Y + oY, scale)));
}
if (Curve.Kind == CsPotrace.CurveKind.Bezier)
{
CubicBezier cb = new CubicBezier(new Vector2((float)Curve.A.X, (float)Curve.A.Y),
new Vector2((float)Curve.ControlPointA.X, (float)Curve.ControlPointA.Y),
new Vector2((float)Curve.ControlPointB.X, (float)Curve.ControlPointB.Y),
new Vector2((float)Curve.B.X, (float)Curve.B.Y));
if (g != null)
{
g.DrawBezier(Pens.Green,
AsPointF(cb.P1),
AsPointF(cb.C1),
AsPointF(cb.C2),
AsPointF(cb.P2));
}
try
{
List <BiArc> bal = Algorithm.ApproxCubicBezier(cb, 5, 2);
if (bal != null) //può ritornare null se ha troppi punti da processare
{
foreach (BiArc ba in bal)
{
if (!double.IsNaN(ba.A1.Length) && !double.IsNaN(ba.A1.LinearLength))
{
rv.Add(GetArcGC(ba.A1, oX, oY, scale, g));
}
if (!double.IsNaN(ba.A2.Length) && !double.IsNaN(ba.A2.LinearLength))
{
rv.Add(GetArcGC(ba.A2, oX, oY, scale, g));
}
}
}
else //same as exception
{
if (g != null)
{
g.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X, (float)Curve.B.Y);
}
rv.Add(String.Format("G1 X{0} Y{1}", formatnumber(Curve.B.X + oX, scale), formatnumber(Curve.B.Y + oY, scale)));
}
}
catch
{
if (g != null)
{
g.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X, (float)Curve.B.Y);
}
rv.Add(String.Format("G1 X{0} Y{1}", formatnumber(Curve.B.X + oX, scale), formatnumber(Curve.B.Y + oY, scale)));
}
}
}
public void MakeSmoothPath()
{
if (this.isValidSmooth)
{
return;
}
this.isValidSmooth = true;
//--------
if (contPoints.Count == 0)
{
return;
}
//return;
//--------
//lets smooth it
//string str1 = dbugDumpPointsToString(contPoints);
//string str2 = dbugDumpPointsToString2(contPoints);
//var data2 = CurvePreprocess.RdpReduce(contPoints, 2);
var data2 = contPoints;
CubicBezier[] cubicBzs = CurveFit.Fit(data2, 8);
//PathWriter pWriter = new PathWriter();
//pWriter.StartFigure();
//int j = cubicBzs.Length;
//for (int i = 0; i < j; ++i)
//{
// CubicBezier bz = cubicBzs[i];
// pWriter.MoveTo(bz.p0.x, bz.p0.y);
// pWriter.LineTo(bz.p0.x, bz.p0.y);
// pWriter.Curve4(bz.p1.x, bz.p1.y,
// bz.p2.x, bz.p2.y,
// bz.p3.x, bz.p3.y);
//}
//pWriter.CloseFigureCCW();
vxs = new VertexStore();
int j = cubicBzs.Length;
//1.
if (j > 0)
{
//1st
CubicBezier bz0 = cubicBzs[0];
vxs.AddMoveTo(bz0.p0.x, bz0.p0.y);
vxs.AddLineTo(bz0.p0.x, bz0.p0.y);
vxs.AddP3c(bz0.p1.x, bz0.p1.y);
vxs.AddP3c(bz0.p2.x, bz0.p2.y);
vxs.AddLineTo(bz0.p3.x, bz0.p3.y);
//-------------------------------
for (int i = 1; i < j; ++i) //start at 1
{
CubicBezier bz = cubicBzs[i];
vxs.AddP3c(bz.p1.x, bz.p1.y);
vxs.AddP3c(bz.p2.x, bz.p2.y);
vxs.AddLineTo(bz.p3.x, bz.p3.y);
}
//-------------------------------
//close
vxs.AddLineTo(bz0.p0.x, bz0.p0.y);
}
vxs.AddCloseFigure();
VertexStore v2 = new VertexStore();
cflat.MakeVxs(vxs, v2);
vxs = v2;
}
/// <summary>
/// Computes the maximum squared distance from a point to the curve using the current parameterization.
/// </summary>
protected FLOAT FindMaxSquaredError(int first, int last, CubicBezier curve, out int split)
{
List<VECTOR> pts = _pts;
List<FLOAT> u = _u;
int s = (last - first + 1) / 2;
int nPts = last - first + 1;
FLOAT max = 0;
for (int i = 1; i < nPts; i++)
{
VECTOR v0 = pts[first + i];
VECTOR v1 = curve.Sample(u[i]);
FLOAT d = VectorHelper.DistanceSquared(v0, v1);
if (d > max)
{
max = d;
s = i;
}
}
// split at point of maximum error
split = s + first;
if (split <= first)
split = first + 1;
if (split >= last)
split = last - 1;
return max;
}
private static void OnPathSegment(Curve Curve, string lOn, double oX, double oY, double scale, List <string> rv,
Graphics g, int idx)
{
string onCode = idx == 0 ? $" {lOn}" : "";
if (double.IsNaN(Curve.LinearLength)) // problem?
{
return;
}
if (Curve.Kind == CurveKind.Line)
{
//trace line
g?.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X,
(float)Curve.B.Y);
rv.Add($"G1 X{FormatNumber(Curve.B.X + oX, scale)} Y{FormatNumber(Curve.B.Y + oY, scale)}{onCode}");
}
if (Curve.Kind == CurveKind.Bezier)
{
CubicBezier cb = new CubicBezier(new Vector2((float)Curve.A.X, (float)Curve.A.Y),
new Vector2((float)Curve.ControlPointA.X, (float)Curve.ControlPointA.Y),
new Vector2((float)Curve.ControlPointB.X, (float)Curve.ControlPointB.Y),
new Vector2((float)Curve.B.X, (float)Curve.B.Y));
g?.DrawBezier(Pens.Green,
AsPointF(cb.P1),
AsPointF(cb.C1),
AsPointF(cb.C2),
AsPointF(cb.P2));
try
{
List <BiArc> bal = Algorithm.ApproxCubicBezier(cb, 5, 2);
if (bal != null) //può ritornare null se ha troppi punti da processare
{
foreach (BiArc ba in bal)
{
if (!double.IsNaN(ba.A1.Length) && !double.IsNaN(ba.A1.LinearLength))
{
rv.Add($"{GetArcGC(ba.A1, oX, oY, scale, g)}{onCode}");
}
if (!double.IsNaN(ba.A2.Length) && !double.IsNaN(ba.A2.LinearLength))
{
rv.Add($"{GetArcGC(ba.A2, oX, oY, scale, g)}{onCode}");
}
}
}
else //same as exception
{
g?.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X,
(float)Curve.B.Y);
rv.Add(
$"G1 X{FormatNumber(Curve.B.X + oX, scale)} Y{FormatNumber(Curve.B.Y + oY, scale)}{onCode}");
}
}
catch
{
g?.DrawLine(Pens.DarkGray, (float)Curve.A.X, (float)Curve.A.Y, (float)Curve.B.X,
(float)Curve.B.Y);
rv.Add($"G1 X{FormatNumber(Curve.B.X + oX, scale)} Y{FormatNumber(Curve.B.Y + oY, scale)}{onCode}");
}
}
}
public EffectParamI(int a, int b, CubicBezier curve)
: base(a, b, (x, y, t) => (int)(curve.Sample(t) * (y - x)) + x)
{
}
protected override void RenderPath(FillStyle fs, StrokeStyle ss, List <IShapeData> sh, bool silverlight)
{
// <Path Fill="#FFFF0000"
// StrokeThickness="0.00491913" StrokeLineJoin="Round" Stroke="#FF014393"
// Data="M 196.667,4L 388.667,100L 388.667,292L 196.667,388L 4.66669,292L 4.66669,100L 196.667,4 Z "/>
if (sh.Count == 0)
{
return;
}
xw.WriteStartElement("path");
if (fs != null)
{
switch (fs.FillType)
{
case FillType.Solid:
Color c = ((SolidFill)fs).Color;
xw.WriteStartAttribute("fill");
xw.WriteColor(c);
xw.WriteEndAttribute();
// try to clean up faint edges
if (ss == null && c != new Color(0xFF, 0xFF, 0xFF) && c.A != 0)
{
ss = new SolidStroke(0.3F, c);
}
break;
case FillType.Linear:
case FillType.Radial:
case FillType.Focal:
GradientFill gf = (GradientFill)fs;
// fill="url(#lg)"
xw.WriteStartAttribute("fill");
xw.WriteValue("url(#gf_" + gf.TagId + ")");
xw.WriteEndAttribute();
break;
case FillType.Image:
ImageFill img = (ImageFill)fs;
if (img.IsTiled)
{
//isTiledBitmap = true;
}
break;
}
}
else
{
xw.WriteStartAttribute("fill");
xw.WriteValue("none");
xw.WriteEndAttribute();
}
if (ss != null)
{
if (ss is SolidStroke)
{
// StrokeThickness="3" StrokeLineJoin="Round" Stroke="#FF014393"
// StrokeStartLineCap="Round"
// StrokeEndLineCap="Round"
SolidStroke st = (SolidStroke)ss;
if (st.LineWidth != 0.3f)
{
xw.WriteStartAttribute("stroke-width");
xw.WriteFloat(st.LineWidth);
xw.WriteEndAttribute();
}
xw.WriteStartAttribute("stroke");
xw.WriteColor(st.Color);
xw.WriteEndAttribute();
}
}
// todo: this is pre defined in svg
//if (isTiledBitmap)
//{
// //<Path.Fill>
// // <ImageBrush ImageSource="Resources\bmp_1.jpg" TileMode="Tile" RelativeTransform=".2,0,0,.2,0,0"/>
// //</Path.Fill>
// ImageFill img = (ImageFill)fs;
// xw.WriteStartElement("Path.Fill");
// xw.WriteStartElement("ImageBrush");
// xw.WriteStartAttribute("ImageSource");
// xw.WriteValue(img.ImagePath);
// xw.WriteEndAttribute();
// if (!silverlight)
// {
// xw.WriteStartAttribute("TileMode");
// xw.WriteValue("Tile");
// xw.WriteEndAttribute();
// }
// Matrix pMatrix = ApplyMatrixToShape(sh, img.Matrix, images[img.ImagePath].StrokeBounds);
// //Matrix pMatrix = ApplyMatrixToImage(img.Matrix, images[img.ImagePath].Bounds);
// xw.WriteStartAttribute("RelativeTransform");
// xw.WriteMatrix(pMatrix);
// //xw.WriteMatrix(img.Matrix);
// xw.WriteEndAttribute();
// xw.WriteEndElement(); // Path.Fill
// xw.WriteEndElement(); // ImageBrush
//}
xw.WriteStartAttribute("d");
xw.WriteMoveTo(sh[0].StartPoint);
Point lastPoint = sh[0].StartPoint;
for (int i = 0; i < sh.Count; i++)
{
IShapeData sd = sh[i];
if (lastPoint != sd.StartPoint)
{
xw.WriteMoveTo(sd.StartPoint);
}
switch (sd.SegmentType)
{
case SegmentType.Line:
xw.WriteLineTo(sd.EndPoint);
lastPoint = sd.EndPoint;
break;
case SegmentType.CubicBezier:
CubicBezier cb = (CubicBezier)sd;
xw.WriteCubicCurveTo(cb.Control0, cb.Control1, cb.Anchor1);
lastPoint = cb.EndPoint;
break;
case SegmentType.QuadraticBezier:
QuadBezier qb = (QuadBezier)sd;
xw.WriteQuadraticCurveTo(qb.Control, qb.Anchor1);
lastPoint = qb.EndPoint;
break;
}
}
xw.WriteEndAttribute();
xw.WriteEndElement(); // Path
}
public void WriteGradientDefinition(Shape shape)
{
GradientFill gf = (GradientFill)shape.Fill;
gf.TagId = gradientCounter++;
List <IShapeData> shapeData = shape.ShapeData;
float minX = float.PositiveInfinity;
float minY = float.PositiveInfinity;
float maxX = float.NegativeInfinity;
float maxY = float.NegativeInfinity;
Point lastPoint = shapeData[0].StartPoint;
for (int i = 0; i < shapeData.Count; i++)
{
IShapeData sd = shapeData[i];
switch (sd.SegmentType)
{
case SegmentType.Line:
lastPoint = sd.EndPoint;
break;
case SegmentType.CubicBezier:
CubicBezier cb = (CubicBezier)sd;
lastPoint = cb.EndPoint;
minX = Math.Min(minX, cb.Control0.X);
maxX = Math.Max(maxX, cb.Control0.X);
minY = Math.Min(minY, cb.Control0.Y);
maxY = Math.Max(maxY, cb.Control0.Y);
minX = Math.Min(minX, cb.Control1.X);
maxX = Math.Max(maxX, cb.Control1.X);
minY = Math.Min(minY, cb.Control1.Y);
maxY = Math.Max(maxY, cb.Control1.Y);
break;
case SegmentType.QuadraticBezier:
QuadBezier qb = (QuadBezier)sd;
lastPoint = qb.EndPoint;
minX = Math.Min(minX, qb.Control.X);
maxX = Math.Max(maxX, qb.Control.X);
minY = Math.Min(minY, qb.Control.Y);
maxY = Math.Max(maxY, qb.Control.Y);
break;
}
minX = Math.Min(minX, sd.StartPoint.X);
maxX = Math.Max(maxX, sd.StartPoint.X);
minY = Math.Min(minY, sd.StartPoint.Y);
maxY = Math.Max(maxY, sd.StartPoint.Y);
minX = Math.Min(minX, sd.EndPoint.X);
maxX = Math.Max(maxX, sd.EndPoint.X);
minY = Math.Min(minY, sd.EndPoint.Y);
maxY = Math.Max(maxY, sd.EndPoint.Y);
}
if (gf.FillType == FillType.Linear)
{
//<linearGradient id = "g1" x1 = "50%" y1 = "50%" x2 = "60%" y2 = "60%">
// <stop stop-color = "green" offset = "0%"/>
// <stop stop-color = "pink" offset = "100%"/>
//</linearGradient>
xw.WriteStartElement("linearGradient");
xw.WriteStartAttribute("id");
xw.WriteValue("gf_" + gf.TagId);
xw.WriteEndAttribute();
Matrix m = gf.Transform;
Rectangle r = GradientFill.GradientVexRect;
sysDraw2D.Matrix m2 = new sysDraw2D.Matrix(m.ScaleX, m.Rotate0, m.Rotate1, m.ScaleY, m.TranslateX, m.TranslateY);
float midY = r.Point.Y + (r.Size.Height / 2);
sysDraw.PointF pt0 = new sysDraw.PointF(r.Point.X, midY);
sysDraw.PointF pt1 = new sysDraw.PointF(r.Point.X + r.Size.Width, midY);
sysDraw.PointF[] pts = new sysDraw.PointF[] { pt0, pt1 };
m2.TransformPoints(pts);
float ratX = 1 / (maxX - minX);
float ratY = 1 / (maxY - minY);
float d0x = (pts[0].X - minX) * ratX;
float d0y = (pts[0].Y - minY) * ratY;
float d1x = (pts[1].X - minX) * ratX;
float d1y = (pts[1].Y - minY) * ratY;
xw.WriteStartAttribute("x1");
xw.WriteFloat(d0x);
xw.WriteEndAttribute();
xw.WriteStartAttribute("y1");
xw.WriteFloat(d0y);
xw.WriteEndAttribute();
xw.WriteStartAttribute("x2");
xw.WriteFloat(d1x);
xw.WriteEndAttribute();
xw.WriteStartAttribute("y2");
xw.WriteFloat(d1y);
xw.WriteEndAttribute();
xw.WriteStartAttribute("spreadMethod");
xw.WriteValue("pad");
xw.WriteEndAttribute();
for (int i = 0; i < gf.Stops.Count; i++)
{
xw.WriteStartElement("stop");
xw.WriteStartAttribute("stop-color");
xw.WriteValue("#" + gf.Fills[i].RGB.ToString("X6"));
xw.WriteEndAttribute();
if (gf.Fills[i].A < 255)
{
xw.WriteStartAttribute("stop-opacity");
xw.WriteValue((gf.Fills[i].A / 255f).ToString("f3"));
xw.WriteEndAttribute();
}
xw.WriteStartAttribute("offset");
xw.WriteFloat(gf.Stops[i] * 100);
xw.WriteValue("%");
xw.WriteEndAttribute();
xw.WriteEndElement(); // stop
}
xw.WriteEndElement(); // linearGradient
}
else if (gf.FillType == FillType.Radial)
{
//<radialGradient id = "g2" cx = "100" cy = "100" r = "50">
// <stop stop-color = "green" offset = "0%"/>
// <stop stop-color = "pink" offset = "100%"/>
//</radialGradient>
xw.WriteStartElement("radialGradient");
xw.WriteStartAttribute("id");
xw.WriteValue("gf_" + gf.TagId);
xw.WriteEndAttribute();
xw.WriteAttributeString("gradientUnits", "userSpaceOnUse");
xw.WriteAttributeString("cx", "0");
xw.WriteAttributeString("cy", "0");
xw.WriteAttributeString("r", GradientFill.GradientVexRect.Right.ToString());
Matrix m = gf.Transform;
xw.WriteStartAttribute("gradientTransform");
xw.WriteValue("matrix(" + m.ScaleX + "," + m.Rotate0 + "," + m.Rotate1 + "," + m.ScaleY + "," + m.TranslateX + "," + m.TranslateY + ")");
xw.WriteEndAttribute();
xw.WriteStartAttribute("spreadMethod");
xw.WriteValue("pad");
xw.WriteEndAttribute();
for (int i = gf.Stops.Count - 1; i >= 0; i--)
{
xw.WriteStartElement("stop");
xw.WriteStartAttribute("stop-color");
xw.WriteValue("#" + gf.Fills[i].RGB.ToString("X6"));
xw.WriteEndAttribute();
if (gf.Fills[i].A < 255)
{
xw.WriteStartAttribute("stop-opacity");
xw.WriteValue((gf.Fills[i].A / 255f).ToString("f3"));
xw.WriteEndAttribute();
}
xw.WriteStartAttribute("offset");
xw.WriteFloat((1 - gf.Stops[i]) * 100); // xaml fill is reversed from gdi
xw.WriteValue("%");
xw.WriteEndAttribute();
xw.WriteEndElement(); // stop
}
xw.WriteEndElement(); // radialGradient
}
}
// Update is called once per frame
protected override void Update()
{
transform.position = CubicBezier.GetPoint(startPoint.Anchore, startPoint.Anchore + startPoint.Handle2, startPoint.Anchore + endPoint.Anchore + endPoint.Handle1, startPoint.Anchore + endPoint.Anchore, t);
base.Update();
}
public CubicBezier GetNearestCurves(Vector3 point, out bool twoCurves, out CubicBezier curve2)
{
var idx = GetNearestControlPointIdx(point);
return(GetCurvesFromControlPointIdx(idx, out twoCurves, out curve2));
}
public EaseBezier(Vector2 handle1, Vector2 handle2)
{
curve = new CubicBezier(handle1, handle2);
}
public EaseBezier(CubicBezier curve)
{
this.curve = curve;
}
public EffectParamF(float a, float b, CubicBezier curve)
: base(a, b, (x, y, t) => curve.Sample(t) * (y - x) + x)
{
}
/// <summary>
/// Attempts to find a slightly better parameterization for u on the given curve.
/// </summary>
protected void Reparameterize(int first, int last, CubicBezier curve)
{
List<VECTOR> pts = _pts;
List<FLOAT> u = _u;
int nPts = last - first;
for (int i = 1; i < nPts; i++)
{
VECTOR p = pts[first + i];
FLOAT t = u[i];
FLOAT ti = 1 - t;
// Control vertices for Q'
VECTOR qp0 = (curve.p1 - curve.p0) * 3;
VECTOR qp1 = (curve.p2 - curve.p1) * 3;
VECTOR qp2 = (curve.p3 - curve.p2) * 3;
// Control vertices for Q''
VECTOR qpp0 = (qp1 - qp0) * 2;
VECTOR qpp1 = (qp2 - qp1) * 2;
// Evaluate Q(t), Q'(t), and Q''(t)
VECTOR p0 = curve.Sample(t);
VECTOR p1 = ((ti * ti) * qp0) + ((2 * ti * t) * qp1) + ((t * t) * qp2);
VECTOR p2 = (ti * qpp0) + (t * qpp1);
// these are the actual fitting calculations using http://en.wikipedia.org/wiki/Newton%27s_method
// We can't just use .X and .Y because Unity uses lower-case "x" and "y".
FLOAT num = ((VectorHelper.GetX(p0) - VectorHelper.GetX(p)) * VectorHelper.GetX(p1)) + ((VectorHelper.GetY(p0) - VectorHelper.GetY(p)) * VectorHelper.GetY(p1));
FLOAT den = (VectorHelper.GetX(p1) * VectorHelper.GetX(p1)) + (VectorHelper.GetY(p1) * VectorHelper.GetY(p1)) + ((VectorHelper.GetX(p0) - VectorHelper.GetX(p)) * VectorHelper.GetX(p2)) + ((VectorHelper.GetY(p0) - VectorHelper.GetY(p)) * VectorHelper.GetY(p2));
FLOAT newU = t - num / den;
if (Math.Abs(den) > EPSILON && newU >= 0 && newU <= 1)
u[i] = newU;
}
}
public void BezierTest()
{
Game game = new Game(1024, 768, false, "Bezier test", 60);
Scene scene = new Scene();
CubicBezier bez = new CubicBezier()
{
Position = new PointF(1024 / 2, 768 / 2),
FillColor = Color.Red
};
int handleDiameter = 6;
Color handleColor = Color.Orange;
Color handleLineColor = Color.DimGray;
Ellipse handle0 = new Ellipse()
{
Position = bez.P0.Add(bez.Position),
Width = handleDiameter,
Height = handleDiameter,
FillColor = handleColor
};
handle0.Tag = new Action(() => bez.P0 = handle0.Position.Subtract(bez.Position));
Ellipse handle1 = new Ellipse()
{
Position = bez.P1.Add(bez.Position),
Width = handleDiameter,
Height = handleDiameter,
FillColor = handleColor
};
handle1.Tag = new Action(() => bez.P1 = handle1.Position.Subtract(bez.Position));
Ellipse handle2 = new Ellipse()
{
Position = bez.P2.Add(bez.Position),
Width = handleDiameter,
Height = handleDiameter,
FillColor = handleColor
};
handle2.Tag = new Action(() => bez.P2 = handle2.Position.Subtract(bez.Position));
Ellipse handle3 = new Ellipse()
{
Position = bez.P3.Add(bez.Position),
Width = handleDiameter,
Height = handleDiameter,
FillColor = handleColor
};
handle3.Tag = new Action(() => bez.P3 = handle3.Position.Subtract(bez.Position));
Line line01 = new Line()
{
Position = handle0.Position,
End = handle1.Position,
FillColor = handleLineColor,
Tag = Tuple.Create(handle0, handle1)
};
Line line12 = new Line()
{
Position = handle1.Position,
End = handle2.Position,
FillColor = handleLineColor,
Tag = Tuple.Create(handle1, handle2)
};
Line line23 = new Line()
{
Position = handle2.Position,
End = handle3.Position,
FillColor = handleLineColor,
Tag = Tuple.Create(handle2, handle3)
};
List <Ellipse> handles = new List <Ellipse>()
{
handle0, handle1, handle2, handle3
};
List <Line> lines = new List <Line>()
{
line01, line12, line23
};
scene.Add(line01, line12, line23);
scene.Add(handle0, handle1, handle2, handle3);
scene.Add(bez);
Ellipse clickedOn = null;
bool isLeftMouseDown = false;
bool isRightMouseDown = false;
game.MouseDown += args =>
{
PointF mousePos = new PointF(args.X, 768 - args.Y);
if (args.Button.Equals(MouseButton.Left))
{
isLeftMouseDown = true;
if (clickedOn == null)
{
foreach (Ellipse handle in handles)
{
if (handle.Contains(mousePos))
{
clickedOn = handle;
break;
}
}
}
}
if (args.Button.Equals(MouseButton.Right))
{
isRightMouseDown = true;
}
};
game.MouseUp += args =>
{
if (args.Button.Equals(MouseButton.Left))
{
isLeftMouseDown = false;
clickedOn = null;
}
if (args.Button.Equals(MouseButton.Right))
{
isRightMouseDown = false;
}
};
PointF lastMousePos = PointF.Empty;
PointF mouseDelta = PointF.Empty;
game.MouseMove += args =>
{
PointF mousePos = new PointF(args.X, 768 - args.Y);
mouseDelta = mousePos.Subtract(lastMousePos);
if (isLeftMouseDown)
{
if (clickedOn != null)
{
clickedOn.Position = clickedOn.Position.Add(mouseDelta);
((Action)clickedOn.Tag)();
}
}
else if (isRightMouseDown)
{
bez.Position = bez.Position.Add(mouseDelta);
handles.ForEach(h => h.Position = h.Position.Add(mouseDelta));
}
lastMousePos = mousePos;
};
scene.Update += args =>
{
foreach (Line line in lines)
{
Tuple <Ellipse, Ellipse> points = (Tuple <Ellipse, Ellipse>)line.Tag;
line.Position = points.Item1.Position;
line.End = points.Item2.Position;
}
};
game.ActiveScene = scene;
game.Start();
}
void SimplifyPaths()
{
//return;
//--------
//lets smooth it
//string str1 = dbugDumpPointsToString(contPoints);
//string str2 = dbugDumpPointsToString2(contPoints);
//var data2 = CurvePreprocess.RdpReduce(contPoints, 2);
List <Vector2> data2 = contPoints;
CubicBezier[] cubicBzs = CurveFit.Fit(data2, 8);
vxs = new VertexStore();
int j = cubicBzs.Length;
//1.
if (j > 1)
{
//1st
CubicBezier bz0 = cubicBzs[0];
vxs.AddMoveTo(bz0.p0.x, bz0.p0.y);
vxs.AddLineTo(bz0.p0.x, bz0.p0.y);
if (!bz0.HasSomeNanComponent)
{
vxs.AddCurve4To(
bz0.p1.x, bz0.p1.y,
bz0.p2.x, bz0.p2.y,
bz0.p3.x, bz0.p3.y);
}
else
{
vxs.AddLineTo(bz0.p3.x, bz0.p3.y);
}
//-------------------------------
for (int i = 1; i < j; ++i) //start at 1
{
CubicBezier bz = cubicBzs[i];
if (!bz.HasSomeNanComponent)
{
vxs.AddCurve4To(
bz.p1.x, bz.p1.y,
bz.p2.x, bz.p2.y,
bz.p3.x, bz.p3.y);
}
else
{
vxs.AddLineTo(bz0.p3.x, bz0.p3.y);
}
}
//-------------------------------
//close
//TODO: we not need this AddLineTo()
vxs.AddLineTo(bz0.p0.x, bz0.p0.y);
vxs.AddCloseFigure();
}
else if (j == 1)
{
CubicBezier bz0 = cubicBzs[0];
vxs.AddMoveTo(bz0.p0.x, bz0.p0.y);
if (!bz0.HasSomeNanComponent)
{
vxs.AddCurve4To(
bz0.p1.x, bz0.p1.y,
bz0.p2.x, bz0.p2.y,
bz0.p3.x, bz0.p3.y);
}
else
{
vxs.AddLineTo(bz0.p3.x, bz0.p3.y);
}
}
else
{
// = 0
}
//TODO: review here
VertexStore v2 = new VertexStore();
cflat.MakeVxs(vxs, v2);
vxs = v2;
}
public BezierPathSegment(Coordinates p0, Coordinates p1, Coordinates p2, Coordinates p3, double?endSpeed, bool stopLine)
{
cb = new CubicBezier(p0, p1, p2, p3);
this.endSpeed = endSpeed;
this.stopLine = stopLine;
}
public static string GetShapeClass(Size canvasSize, NShape nshape)
{
StringBuilder sb = new StringBuilder();
if (nshape != null)
{
sb.AppendLine("using System.Collections.Generic;");
sb.AppendLine("using System.Drawing;");
sb.AppendLine("using Dataweb.NShape;");
sb.AppendLine("using Dataweb.NShape.Advanced;");
sb.AppendLine("");
sb.AppendLine("namespace " + nshape.Namespace);
sb.AppendLine("{");
sb.AppendLine("");
sb.AppendLine(tab1 + "public class " + nshape.ClassName + " : RectangleFBase");
sb.AppendLine(tab1 + "{");
sb.AppendLine("");
sb.AppendLine(tab2 + "public enum MemberShape");
sb.AppendLine(tab2 + "{");
for (int i1 = 0; i1 < nshape.Paths.Count; i1++)
{
sb.Append(tab3 + nshape.Paths[i1].Name);
if (i1 != nshape.Paths.Count - 1)
{
sb.AppendLine(",");
}
else
{
sb.AppendLine("");
}
}
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "private MemberShape _member;");
sb.AppendLine(tab2 + "public MemberShape Member");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "get");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "return _member;");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab3 + "set");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "if (_member != value)");
sb.AppendLine(tab4 + "{");
sb.AppendLine(tab5 + "_member = value;");
sb.AppendLine(tab5 + "Invalidate();");
sb.AppendLine(tab5 + "InvalidateDrawCache();");
sb.AppendLine(tab4 + "}");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "#region Constructors");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected internal " + nshape.ClassName + "(ShapeType shapeType, Template template)");
sb.AppendLine(tab3 + ": base(shapeType, template)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "WidthF = " + nshape.Paths[0].WidthF + "F;");
sb.AppendLine(tab3 + "HeightF = " + nshape.Paths[0].HeightF + "F;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected internal " + nshape.ClassName + "(ShapeType shapeType, IStyleSet styleSet)");
sb.AppendLine(tab3 + ": base(shapeType, styleSet)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "WidthF = " + nshape.Paths[0].WidthF + "F;");
sb.AppendLine(tab3 + "HeightF = " + nshape.Paths[0].HeightF + "F;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "#endregion Constructors");
sb.AppendLine("");
sb.AppendLine(tab2 + "#region Required Methods");
sb.AppendLine("");
sb.AppendLine(tab2 + "public override Shape Clone()");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "Shape result = new " + nshape.ClassName + "(Type, Template);");
sb.AppendLine(tab3 + "result.CopyFrom(this);");
sb.AppendLine(tab3 + "return result;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected override bool CalculatePath()");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "if (base.CalculatePath())");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "Path.Reset();");
sb.AppendLine(tab4 + "switch (Member)");
sb.AppendLine(tab4 + "{");
for (int i1 = 0; i1 < nshape.Paths.Count; i1++)
{
sb.AppendLine(tab5 + "case MemberShape." + nshape.Paths[i1].Name + ":");
sb.AppendLine(tab6 + nshape.Paths[i1].Name + "Path();");
sb.AppendLine(tab6 + "break;");
}
sb.AppendLine(tab4 + "}");
sb.AppendLine(tab4 + "return true;");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab3 + "return false;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
for (int i1 = 0; i1 < nshape.Paths.Count; i1++)
{
sb.AppendLine(tab2 + "private void " + nshape.Paths[i1].Name + "Path()");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "WidthF = " + nshape.Paths[i1].WidthF + "F;");
sb.AppendLine(tab3 + "HeightF = " + nshape.Paths[i1].HeightF + "F;");
for (int i2 = 0; i2 < nshape.Paths[i1].Segments.Count; i2++)
{
if (nshape.Paths[i1].Segments[i2].IsValidPathSegment)
{
if (nshape.Paths[i1].Segments[i2].StartFigure)
{
sb.AppendLine(tab3 + "Path.StartFigure();");
}
switch (nshape.Paths[i1].Segments[i2].SegmentType)
{
case GDIPathSegmentTypeName.Arc:
Arc arc = (Arc)nshape.Paths[i1].Segments[i2];
if (arc.StartAngle > 180)
{
arc.StartAngle -= 180;
}
else
{
arc.StartAngle += 180;
}
sb.AppendLine(tab3 + "Path.AddArc(" + arc.X + "F * Scale * _pixelToMmMultiple, " + arc.Y + "F * -1 * Scale * _pixelToMmMultiple, " + arc.Width + "F * Scale * _pixelToMmMultiple, " + arc.Height + "F * Scale * _pixelToMmMultiple, " + arc.StartAngle + "F, " + arc.SweepAngle + "F);");
break;
case GDIPathSegmentTypeName.CubicBezier:
CubicBezier cub = (CubicBezier)nshape.Paths[i1].Segments[i2];
sb.AppendLine(tab3 + "Path.AddBezier(" + cub.StartingPointX + "F * Scale * _pixelToMmMultiple, " + cub.StartingPointY + "F * -1 * Scale * _pixelToMmMultiple, " + cub.ControlPointOneX + "F * Scale * _pixelToMmMultiple, " + cub.ControlPointOneY + "F * -1 * Scale * _pixelToMmMultiple, " + cub.ControlPointTwoX + "F * Scale * _pixelToMmMultiple, " + cub.ControlPointTwoY + "F * -1 * Scale * _pixelToMmMultiple, " + cub.EndingPointX + "F * Scale * _pixelToMmMultiple, " + cub.EndingPointY + "F * -1 * Scale * _pixelToMmMultiple);");
break;
case GDIPathSegmentTypeName.Lines:
Lines lin = (Lines)nshape.Paths[i1].Segments[i2];
sb.Append(tab3 + "Path.AddLines(new PointF[]{");
for (int p = 0; p < lin.Points.Length; p++)
{
sb.Append("new PointF(" + lin.Points[p].X + "F * Scale * _pixelToMmMultiple, " + lin.Points[p].Y + "F * -1 * Scale * _pixelToMmMultiple)");
if (p + 1 < lin.Points.Length)
{
sb.Append(", ");
}
}
sb.AppendLine("});");
break;
case GDIPathSegmentTypeName.Polygon:
Polygon pol = (Polygon)nshape.Paths[i1].Segments[i2];
sb.AppendLine(tab3 + "Path.AddPolygon(new PointF[]");
sb.AppendLine(tab3 + "{");
for (int p = 0; p < pol.Points.Length; p++)
{
sb.Append(tab5 + "new PointF(" + pol.Points[p].X + "F * Scale * _pixelToMmMultiple, " + pol.Points[p].Y + "F * -1 * Scale * _pixelToMmMultiple)");
if ((p + 1) < pol.Points.Length)
{
sb.Append(", ");
}
sb.AppendLine();
}
sb.AppendLine(tab3 + "});");
break;
case GDIPathSegmentTypeName.Rectangle:
NShapeCreator.Rectangle rec = (NShapeCreator.Rectangle)nshape.Paths[i1].Segments[i2];
sb.AppendLine(tab3 + "Path.AddRectangle(new RectangleF(" + rec.X + "F * Scale * _pixelToMmMultiple, " + rec.Y + "F * -1 * Scale * _pixelToMmMultiple, " + rec.Width + "F * Scale * _pixelToMmMultiple, " + rec.Height + "F * Scale * _pixelToMmMultiple));");
break;
}
if (nshape.Paths[i1].Segments[i2].CloseFigure)
{
sb.AppendLine(tab3 + "Path.CloseFigure();");
}
}
}
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
}
sb.AppendLine(tab2 + "public static ShapeType GetShapeType()");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "string libraryName = \"" + nshape.LibraryName + "\";");
sb.AppendLine(tab3 + "return new ShapeType(\"" + nshape.ClassName + "\", libraryName, libraryName,");
sb.AppendLine(tab5 + "delegate(ShapeType s, Template t) { return new " + nshape.ClassName + "(s, t); },");
sb.AppendLine(tab3 + nshape.ClassName + ".GetPropertyDefinitions, " + nshape.Namespace + ".Properties.Resources." + nshape.ClassName + ");");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected override void InitializeToDefault(IStyleSet styleSet)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "base.InitializeToDefault(styleSet);");
sb.AppendLine(tab3 + "WidthF = " + nshape.Paths[0].WidthF + "F;");
sb.AppendLine(tab3 + "HeightF = " + nshape.Paths[0].HeightF + "F;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "#endregion Required Methods");
sb.AppendLine("");
sb.AppendLine(tab2 + "#region ControlPoints");
sb.AppendLine("");
sb.AppendLine(tab2 + "#region Required Sub-Class");
sb.AppendLine("");
sb.AppendLine(tab2 + "new public class ControlPointIds");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "public const int Reference = ControlPointId.Reference;");
sb.AppendLine(tab3 + "public const int MiddleCenter = 1;");
sb.AppendLine(tab3 + "public const int " + nshape.ClassName + "MiddleCenter = 2;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "#endregion Required Sub-Class");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected override void CalcControlPoints()");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "ControlPoints[ControlPointIds.Reference] = Point.Empty;");
sb.AppendLine(tab3 + "ControlPoints[ControlPointIds.MiddleCenter] = Point.Empty;");
sb.AppendLine(tab3 + "ControlPoints[ControlPointIds." + nshape.ClassName + "MiddleCenter] = Point.Empty;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "public override IEnumerable<ControlPointId> GetControlPointIds(ControlPointCapabilities controlPointCapability)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "List<ControlPointId> returnValue = new List<ControlPointId>();");
sb.AppendLine(tab3 + "if ((controlPointCapability & ControlPointCapabilities.Rotate) != 0)");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "returnValue.Add(ControlPointIds.MiddleCenter);");
sb.AppendLine(tab4 + "returnValue.Add(ControlPointIds.Reference);");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab3 + "if ((controlPointCapability & ControlPointCapabilities.Connect) != 0)");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "returnValue.Add(ControlPointIds." + nshape.ClassName + "MiddleCenter);");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab3 + "return returnValue;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "public override Point GetControlPointPosition(ControlPointId controlPointId)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "return ControlPoints[controlPointId];");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "public override bool HasControlPointCapability(ControlPointId controlPointId, ControlPointCapabilities controlPointCapability)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "bool returnValue = false;");
sb.AppendLine(tab3 + "switch (controlPointId)");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "case ControlPointIds.MiddleCenter:");
sb.AppendLine(tab4 + "case ControlPointId.Reference:");
sb.AppendLine(tab5 + "returnValue = (controlPointCapability & ControlPointCapabilities.Rotate) != 0;");
sb.AppendLine(tab5 + "break;");
sb.AppendLine(tab4 + "case ControlPointIds." + nshape.ClassName + "MiddleCenter:");
sb.AppendLine(tab5 + "returnValue = (controlPointCapability & ControlPointCapabilities.Connect) != 0;");
sb.AppendLine(tab5 + "break;");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab3 + "return returnValue;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "private const int _controlPointCount = 3;");
sb.AppendLine(tab2 + "protected override int ControlPointCount");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "get");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "return _controlPointCount;");
sb.AppendLine(tab3 + "}");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "#endregion ControlPoints");
sb.AppendLine("");
for (int i1 = 0; i1 < nshape.Properties.Count; i1++)
{
sb.AppendLine(tab2 + "public " + nshape.Properties[i1].Type + " " + nshape.Properties[i1].Name);
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "get;set;");
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
}
sb.AppendLine(tab2 + "new public static IEnumerable<EntityPropertyDefinition> GetPropertyDefinitions(int version)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "foreach (EntityPropertyDefinition pi in RectangleFBase.GetPropertyDefinitions(version))");
sb.AppendLine(tab3 + "{");
sb.AppendLine(tab4 + "yield return pi;");
sb.AppendLine(tab3 + "}");
for (int i1 = 0; i1 < nshape.Properties.Count; i1++)
{
sb.AppendLine(tab3 + "yield return new EntityFieldDefinition(\"" + nshape.Properties[i1].Name + "\", typeof(" + nshape.Properties[i1].Type + "));");
}
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected override void LoadFieldsCore(IRepositoryReader reader, int version)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "base.LoadFieldsCore(reader, version);");
for (int i1 = 0; i1 < nshape.Properties.Count; i1++)
{
sb.AppendLine(tab3 + nshape.Properties[i1].Name + " = reader.Read" + nshape.Properties[i1].Type + "();");
}
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab2 + "protected override void SaveFieldsCore(IRepositoryWriter writer, int version)");
sb.AppendLine(tab2 + "{");
sb.AppendLine(tab3 + "base.SaveFieldsCore(writer, version);");
for (int i1 = 0; i1 < nshape.Properties.Count; i1++)
{
sb.AppendLine(tab3 + "writer.Write" + nshape.Properties[i1].Type + "(" + nshape.Properties[i1].Name + ");");
}
sb.AppendLine(tab2 + "}");
sb.AppendLine("");
sb.AppendLine(tab1 + "}");
sb.Append("}");
}
return(sb.ToString());
}
public void Bezier(CubicBezier bezier)
{
record(t => t.Bezier(bezier));
}
private void WritePath(DrawPath path)
{
int count = 0;
List <SegmentType> types = new List <SegmentType>();
List <int> values = new List <int>();
Point prevPoint = Point.Empty;
for (int i = 0; i < path.Segments.Count; i++)
{
IShapeData sd = path.Segments[i];
// moveTo
if (sd.StartPoint != prevPoint)
{
types.Add(SegmentType.Move);
values.Add((int)(sd.StartPoint.X * DrawObject.twips));
values.Add((int)(sd.StartPoint.Y * DrawObject.twips));
count += 2;
}
types.Add(sd.SegmentType);
switch (sd.SegmentType)
{
case SegmentType.Line:
values.Add((int)(sd.EndPoint.X * DrawObject.twips));
values.Add((int)(sd.EndPoint.Y * DrawObject.twips));
count += 2;
break;
case SegmentType.QuadraticBezier:
QuadBezier qb = (QuadBezier)sd;
values.Add((int)(qb.Control.X * DrawObject.twips));
values.Add((int)(qb.Control.Y * DrawObject.twips));
values.Add((int)(qb.EndPoint.X * DrawObject.twips));
values.Add((int)(qb.EndPoint.Y * DrawObject.twips));
count += 4;
break;
case SegmentType.CubicBezier:
CubicBezier cb = (CubicBezier)sd;
values.Add((int)(cb.Control0.X * DrawObject.twips));
values.Add((int)(cb.Control0.Y * DrawObject.twips));
values.Add((int)(cb.Control1.X * DrawObject.twips));
values.Add((int)(cb.Control1.Y * DrawObject.twips));
values.Add((int)(cb.EndPoint.X * DrawObject.twips));
values.Add((int)(cb.EndPoint.Y * DrawObject.twips));
count += 6;
break;
}
prevPoint = sd.EndPoint;
}
uint dataBits = MinBits(values);
WriteNBitsCount(dataBits);
WriteBits(types.Count, 11);
int[] lens = new int[] { 2, 2, 4, 6 };
int valIndex = 0;
for (int i = 0; i < types.Count; i++)
{
// types M:0 L:1 Q:2 C:3
int type = (int)types[i];
WriteBits(type, 2);
// data
for (int j = 0; j < lens[type]; j++)
{
WriteBits(values[valIndex++], dataBits);
}
}
}
public bool Equals(CubicBezier other)
{
return Start.Equals(other.Start) && Span1.Equals(other.Span1) && Span2.Equals(other.Span2) && End.Equals(other.End);
}
public BezierPathSegment(CubicBezier bezier, double?endSpeed, bool stopLine)
{
cb = bezier;
this.endSpeed = endSpeed;
this.stopLine = stopLine;
}
internal void Interpolate(
ActorPatch finalFrame,
string animationName,
float duration,
float[] curve,
bool enabled)
{
// Ensure duration is in range [0...n].
duration = Math.Max(0, duration);
const int FPS = 10;
float timeStep = duration / FPS;
// If the curve is malformed, fall back to linear.
if (curve.Length != 4)
{
curve = new float[] { 0, 0, 1, 1 };
}
// Are we patching the transform?
bool animateTransform = finalFrame.Transform != null && finalFrame.Transform.Local != null && finalFrame.Transform.Local.IsPatched();
var finalTransform = finalFrame.Transform.Local;
// What parts of the transform are we animating?
bool animatePosition = animateTransform && finalTransform.Position != null && finalTransform.Position.IsPatched();
bool animateRotation = animateTransform && finalTransform.Rotation != null && finalTransform.Rotation.IsPatched();
bool animateScale = animateTransform && finalTransform.Scale != null && finalTransform.Scale.IsPatched();
// Ensure we have a well-formed rotation quaternion.
for (; animateRotation;)
{
var rotation = finalTransform.Rotation;
bool hasAllComponents =
rotation.X.HasValue &&
rotation.Y.HasValue &&
rotation.Z.HasValue &&
rotation.W.HasValue;
// If quaternion is incomplete, fall back to the identity.
if (!hasAllComponents)
{
finalTransform.Rotation = new QuaternionPatch(Quaternion.identity);
break;
}
// Ensure the quaternion is normalized.
var lengthSquared =
(rotation.X.Value * rotation.X.Value) +
(rotation.Y.Value * rotation.Y.Value) +
(rotation.Z.Value * rotation.Z.Value) +
(rotation.W.Value * rotation.W.Value);
if (lengthSquared == 0)
{
// If the quaternion is length zero, fall back to the identity.
finalTransform.Rotation = new QuaternionPatch(Quaternion.identity);
break;
}
else if (lengthSquared != 1.0f)
{
// If the quaternion length is not 1, normalize it.
var inverseLength = 1.0f / Mathf.Sqrt(lengthSquared);
rotation.X *= inverseLength;
rotation.Y *= inverseLength;
rotation.Z *= inverseLength;
rotation.W *= inverseLength;
}
break;
}
// Create the sampler to calculate ease curve values.
var sampler = new CubicBezier(curve[0], curve[1], curve[2], curve[3]);
var keyframes = new List <MWAnimationKeyframe>();
// Generate keyframes
float currTime = 0;
do
{
var keyframe = NewKeyframe(currTime);
var unitTime = duration > 0 ? currTime / duration : 1;
BuildKeyframe(keyframe, unitTime);
keyframes.Add(keyframe);
currTime += timeStep;
}while (currTime <= duration && timeStep > 0);
// Final frame (if needed)
if (currTime - duration > 0)
{
var keyframe = NewKeyframe(duration);
BuildKeyframe(keyframe, 1);
keyframes.Add(keyframe);
}
// Create and optionally start the animation.
CreateAnimation(
animationName,
keyframes,
events: null,
wrapMode: MWAnimationWrapMode.Once,
initialState: new MWSetAnimationStateOptions {
Enabled = enabled
},
isInternal: true,
onCreatedCallback: null);
bool LerpFloat(out float dest, float start, float?end, float t)
{
if (end.HasValue)
{
dest = Mathf.LerpUnclamped(start, end.Value, t);
return(true);
}
dest = 0;
return(false);
}
bool SlerpQuaternion(out Quaternion dest, Quaternion start, QuaternionPatch end, float t)
{
if (end != null)
{
dest = Quaternion.SlerpUnclamped(start, new Quaternion(end.X.Value, end.Y.Value, end.Z.Value, end.W.Value), t);
return(true);
}
dest = Quaternion.identity;
return(false);
}
void BuildKeyframePosition(MWAnimationKeyframe keyframe, float t)
{
float value;
if (LerpFloat(out value, transform.localPosition.x, finalTransform.Position.X, t))
{
keyframe.Value.Transform.Local.Position.X = value;
}
if (LerpFloat(out value, transform.localPosition.y, finalTransform.Position.Y, t))
{
keyframe.Value.Transform.Local.Position.Y = value;
}
if (LerpFloat(out value, transform.localPosition.z, finalTransform.Position.Z, t))
{
keyframe.Value.Transform.Local.Position.Z = value;
}
}
void BuildKeyframeScale(MWAnimationKeyframe keyframe, float t)
{
float value;
if (LerpFloat(out value, transform.localScale.x, finalTransform.Scale.X, t))
{
keyframe.Value.Transform.Local.Scale.X = value;
}
if (LerpFloat(out value, transform.localScale.y, finalTransform.Scale.Y, t))
{
keyframe.Value.Transform.Local.Scale.Y = value;
}
if (LerpFloat(out value, transform.localScale.z, finalTransform.Scale.Z, t))
{
keyframe.Value.Transform.Local.Scale.Z = value;
}
}
void BuildKeyframeRotation(MWAnimationKeyframe keyframe, float t)
{
Quaternion value;
if (SlerpQuaternion(out value, transform.localRotation, finalTransform.Rotation, t))
{
keyframe.Value.Transform.Local.Rotation = new QuaternionPatch(value);
}
}
void BuildKeyframe(MWAnimationKeyframe keyframe, float unitTime)
{
float curveTime = sampler.Sample(unitTime);
if (animatePosition)
{
BuildKeyframePosition(keyframe, curveTime);
}
if (animateRotation)
{
BuildKeyframeRotation(keyframe, curveTime);
}
if (animateScale)
{
BuildKeyframeScale(keyframe, curveTime);
}
}
MWAnimationKeyframe NewKeyframe(float time)
{
var keyframe = new MWAnimationKeyframe
{
Time = time,
Value = new ActorPatch()
};
if (animateTransform)
{
keyframe.Value.Transform = new ActorTransformPatch()
{
Local = new ScaledTransformPatch()
};
}
if (animatePosition)
{
keyframe.Value.Transform.Local.Position = new Vector3Patch();
}
if (animateRotation)
{
keyframe.Value.Transform.Local.Rotation = new QuaternionPatch();
}
if (animateScale)
{
keyframe.Value.Transform.Local.Scale = new Vector3Patch();
}
return(keyframe);
}
}
public void Slam(Vector3 target)
{
if (hasTarget) return;
targetMode = TargetMode.SLAM;
Vector3 start = transform.position;
start.x = Mathf.Clamp(start.x, transform.parent.position.x + minX, transform.parent.position.x + maxX);
Vector3 end = target;
end.x = Mathf.Clamp(end.x, transform.parent.position.x + minX, transform.parent.position.x + maxX);
end.y = start.y;
Vector3 b = new Vector3(start.x, start.y + maxHeight * 0.5f);
Vector3 c = new Vector3(end.x, start.y + maxHeight);
Vector3[] points = new Vector3[] { start, b, c, end };
bezier = new CubicBezier(points);
hasTarget = true;
progress = 0.01f;
}
public BezierPathSegment(Vector2 p0, Vector2 p1, Vector2 p2, Vector2 p3, double?endSpeed, bool stopLine)
{
cb = new CubicBezier(p0, p1, p2, p3);
this.endSpeed = endSpeed;
this.stopLine = stopLine;
}
