public override void FlipWithPlane(Vector3d p0, Vector3d normal)
{
VertexList vl = PointList;
for (int i = 0; i < vl.Count; i++)
{
CadVertex v = vl[i];
Vector3d cp = CadMath.CrossPlane(v.vector, p0, normal);
CadVertex d = v - cp;
v = cp - d;
vl[i] = v;
}
Vector3dList nl = mHeModel.NormalStore;
for (int i = 0; i < nl.Count; i++)
{
Vector3d v = nl[i];
Vector3d cp = CadMath.CrossPlane(v, Vector3d.Zero, normal);
Vector3d d = v - cp;
v = cp - d;
nl[i] = v;
}
}
// 法線の代表値を求める
//public static CadVertex RepresentativeNormal(VertexList points)
//{
// if (points.Count < 3)
// {
// return CadVertex.Zero;
// }
// int idx = FindMaxDistantPointIndex(points[0], points);
// int idxA = idx - 1;
// int idxB = idx + 1;
// if (idxA < 0)
// {
// idxA = points.Count - 1;
// }
// if (idxB >= points.Count)
// {
// idxB = idxB - points.Count;
// }
// CadVertex normal = CadMath.Normal(points[idx], points[idxA], points[idxB]);
// return normal;
//}
public static Vector3d TypicalNormal(VertexList points)
{
if (points.Count < 3)
{
return(Vector3d.Zero);
}
int idx = FindMaxDistantPointIndex(points[0], points);
int idxA = idx - 1;
int idxB = idx + 1;
if (idxA < 0)
{
idxA = points.Count - 1;
}
if (idxB >= points.Count)
{
idxB = idxB - points.Count;
}
Vector3d normal = CadMath.Normal(points[idx].vector, points[idxA].vector, points[idxB].vector);
return(normal);
}
private void drawCircle(DrawContext dc, DrawPen pen)
{
if (PointList.Count == 0)
{
return;
}
if (PointList.Count == 1)
{
dc.Drawing.DrawCross(pen, PointList[0].vector, 2);
if (PointList[0].Selected)
{
dc.Drawing.DrawSelectedPoint(PointList[0].vector, dc.GetPen(DrawTools.PEN_SELECT_POINT));
}
return;
}
Vector3d normal = CadMath.Normal(PointList[0].vector, PointList[2].vector, PointList[1].vector);
CircleExpander.Draw(PointList[0], PointList[1], PointList[2], 32, dc, pen);
double size = dc.DevSizeToWoldSize(4);
dc.Drawing.DrawCross(pen, PointList[0].vector, size);
}
public override void AddPointInCreating(DrawContext dc, CadVertex p)
{
if (Figure.mPointList.Count == 0)
{
Figure.mPointList.Add(p);
}
else
{
Vector3d p0 = Figure.PointList[0].vector;
Vector3d p2 = p.vector;
Vector3d hv = CadMath.CrossProduct(dc.UpVector, dc.ViewDir).Normalized();
Vector3d uv = dc.UpVector;
Vector3d crossV = p2 - p0;
Vector3d v1 = CadMath.InnerProduct(crossV, hv) * hv;
Vector3d p1 = v1 + p0;
Vector3d v3 = CadMath.InnerProduct(crossV, uv) * uv;
Vector3d p3 = v3 + p0;
Figure.mPointList.Add(new CadVertex(p3));
Figure.mPointList.Add(new CadVertex(p2));
Figure.mPointList.Add(new CadVertex(p1));
Figure.IsLoop = true;
}
}
private static bool ListContainsPointInTriangle(VertexList check, CadFigure triangle)
{
var tps = triangle.PointList;
foreach (CadVertex cp in check)
{
if (
cp.Equals(tps[0]) ||
cp.Equals(tps[1]) ||
cp.Equals(tps[2])
)
{
continue;
}
bool ret = CadMath.IsPointInTriangle(
cp.vector,
tps[0].vector,
tps[1].vector,
tps[2].vector
);
if (ret)
{
return(true);
}
}
return(false);
}
// 三角形の重心を求める
public static Vector3d TriangleCentroid(CadFigure fig)
{
return(CadMath.TriangleCentroid(
fig.GetPointAt(0).vector,
fig.GetPointAt(1).vector,
fig.GetPointAt(2).vector
));
}
private Vector3d CrossLineScr(SegmentItem seg0, SegmentItem seg1)
{
return(CadMath.CrossLine2D(
seg0.ScrSegment.P0.vector,
seg0.ScrSegment.P1.vector,
seg1.ScrSegment.P0.vector,
seg1.ScrSegment.P1.vector));
}
private bool CheckCrossSegSegScr(SegmentItem seg0, SegmentItem seg1)
{
return(CadMath.CheckCrossSegSeg2D(
seg0.ScrSegment.P0.vector,
seg0.ScrSegment.P1.vector,
seg1.ScrSegment.P0.vector,
seg1.ScrSegment.P1.vector));
}
// 三角形の面積 3D対応
public static double TriangleArea(CadFigure fig)
{
return(CadMath.TriangleArea(
fig.GetPointAt(0).vector,
fig.GetPointAt(1).vector,
fig.GetPointAt(2).vector
));
}
public void RotateEyePoint(Vector2 prev, Vector2 current)
{
Vector2 d = current - prev;
double ry = (d.X / 10.0) * (Math.PI / 20);
double rx = (d.Y / 10.0) * (Math.PI / 20);
CadQuaternion q;
CadQuaternion r;
CadQuaternion qp;
q = CadQuaternion.RotateQuaternion(Vector3d.UnitY, ry);
r = q.Conjugate();
qp = CadQuaternion.FromVector(mEye);
qp = r * qp;
qp = qp * q;
mEye = qp.ToVector3d();
qp = CadQuaternion.FromVector(mUpVector);
qp = r * qp;
qp = qp * q;
mUpVector = qp.ToVector3d();
Vector3d ev = mLookAt - mEye;
Vector3d a = new Vector3d(ev);
Vector3d b = new Vector3d(mUpVector);
Vector3d axis = CadMath.Normal(a, b);
if (!axis.IsZero())
{
q = CadQuaternion.RotateQuaternion(axis, rx);
r = q.Conjugate();
qp = CadQuaternion.FromVector(mEye);
qp = r * qp;
qp = qp * q;
mEye = qp.ToVector3d();
qp = CadQuaternion.FromVector(mUpVector);
qp = r * qp;
qp = qp * q;
mUpVector = qp.ToVector3d();
}
CalcViewMatrix();
CalcViewDir();
CalcProjectionZW();
}
public Vector3d DistanceY(Vector3d pixp)
{
Vector3d a1 = Pos;
Vector3d a2 = Pos + DirX;
Vector3d b1 = pixp;
Vector3d b2 = pixp + DirY;
Vector3d c = CadMath.CrossLine2D(a1, a2, b1, b2);
return(pixp - c);
}
private void CheckFigPoint(DrawContext dc, Vector3d pt, CadLayer layer, CadFigure fig, int ptIdx)
{
Vector3d ppt = dc.WorldPointToDevPoint(pt);
double dx = Math.Abs(ppt.X - Target.Pos.X);
double dy = Math.Abs(ppt.Y - Target.Pos.Y);
CrossInfo cix = CadMath.PerpCrossLine(Target.Pos, Target.Pos + Target.DirX, ppt);
CrossInfo ciy = CadMath.PerpCrossLine(Target.Pos, Target.Pos + Target.DirY, ppt);
double nx = (ppt - ciy.CrossPoint).Norm(); // Cursor Y軸からの距離
double ny = (ppt - cix.CrossPoint).Norm(); // Cursor X軸からの距離
if (nx <= Range)
{
if (nx < XMatch.DistanceX || (nx == XMatch.DistanceX && ny < XMatch.DistanceY))
{
XMatch = GetMarkPoint(pt, ppt, nx, ny, layer, fig, ptIdx);
}
}
if (ny <= Range)
{
if (ny < YMatch.DistanceY || (ny == YMatch.DistanceY && nx < YMatch.DistanceX))
{
YMatch = GetMarkPoint(pt, ppt, nx, ny, layer, fig, ptIdx);
}
}
if (dx <= Range && dy <= Range)
{
double minDist = (XYMatch.DistanceX * XYMatch.DistanceX) + (XYMatch.DistanceY * XYMatch.DistanceY);
double curDist = (dx * dx) + (dy * dy);
if (curDist <= minDist)
{
MarkPoint t = GetMarkPoint(pt, ppt, dx, dy, layer, fig, ptIdx);
//t.dump();
XYMatch = t;
if (!XYMatchSet.Contains(t))
{
XYMatchList.Add(XYMatch);
XYMatchSet.Add(XYMatch);
//DOut.pl($"PointSearcher XYMatchList cnt:{XYMatchList.Count}");
}
}
}
}
public void DrawHarfEdgeModel(
DrawBrush brush, DrawPen pen, DrawPen edgePen, double edgeThreshold, HeModel model)
{
for (int i = 0; i < model.FaceStore.Count; i++)
{
HeFace f = model.FaceStore[i];
HalfEdge head = f.Head;
HalfEdge c = head;
HalfEdge pair;
for (; ;)
{
bool edge = false;
pair = c.Pair;
if (pair == null)
{
edge = true;
}
else
{
double s = CadMath.InnerProduct(model.NormalStore[c.Normal], model.NormalStore[pair.Normal]);
if (Math.Abs(s) < edgeThreshold)
{
edge = true;
}
}
HalfEdge next = c.Next;
DrawPen dpen = edge ? edgePen : pen;
DrawLine(dpen,
model.VertexStore.Ref(c.Vertex).vector,
model.VertexStore.Ref(next.Vertex).vector
);
c = next;
if (c == head)
{
break;
}
}
}
}
private void DrawTextScrn(int font, DrawBrush brush, Vector3d a, Vector3d dir, DrawTextOption opt, string s)
{
if (brush.GdiBrush == null)
{
return;
}
if (DC.Font(font) == null)
{
return;
}
if (opt.Option != 0)
{
Vector3d sz = MeasureText(font, s);
if ((opt.Option | DrawTextOption.H_CENTER) != 0)
{
double slen = sz.X / 2;
Vector3d ud = Vector3d.UnitX;
if (!dir.IsZero())
{
ud = dir.UnitVector();
}
a = a - (ud * slen);
}
}
double angle = 0;
if (!(dir.X == 0 && dir.Y == 0))
{
angle = CadMath.Angle2D(dir);
}
angle = CadMath.Rad2Deg(angle);
DC.GdiGraphics.TranslateTransform((int)a.X, (int)a.Y);
DC.GdiGraphics.RotateTransform((float)angle);
Font f = DC.Font(font);
Brush b = brush.GdiBrush;
DC.GdiGraphics.DrawString(s, f, b, 0, 0);
DC.GdiGraphics.ResetTransform();
}
public void PanCamera(DrawContext dc, Vector2 prev, Vector2 current)
{
Vector2 d = current - prev;
double rx = d.X * (Math.PI / 1000);
double ry = d.Y * (Math.PI / 1000);
CadQuaternion q;
CadQuaternion r;
CadQuaternion qp;
Vector3d lookv = dc.LookAt - dc.Eye;
Vector3d upv = dc.UpVector;
q = CadQuaternion.RotateQuaternion(upv, rx);
r = q.Conjugate();
qp = CadQuaternion.FromVector(lookv);
qp = r * qp;
qp = qp * q;
lookv = qp.ToVector3d();
Vector3d ev = dc.LookAt - dc.Eye;
Vector3d a = new Vector3d(ev);
Vector3d b = new Vector3d(upv);
Vector3d axis = CadMath.Normal(a, b);
if (!axis.IsZero())
{
q = CadQuaternion.RotateQuaternion(axis, ry);
r = q.Conjugate();
qp = CadQuaternion.FromVector(lookv);
qp = r * qp;
qp = qp * q;
lookv = qp.ToVector3d();
qp = CadQuaternion.FromVector(upv);
qp = r * qp;
qp = qp * q;
upv = qp.ToVector3d();
}
dc.SetCamera(dc.Eye, lookv + dc.Eye, upv);
}
private Vector3d getRP(DrawContext dc, CadVertex cp, CadVertex p, bool isA)
{
if (p.Equals(cp))
{
return(cp.vector);
}
Vector3d r = CadMath.CrossProduct(p.vector - cp.vector, dc.ViewDir);
r = r.UnitVector();
r = r * (p.vector - cp.vector).Norm() + cp.vector;
return(r);
}
public static void ForEachSegs(
CadVertex cp, CadVertex pa, CadVertex pb,
int splitCnt,
Action <CadVertex, CadVertex> action)
{
CadVertex va = pa - cp;
CadVertex vb = pb - cp;
if (va.Norm() < 0.01)
{
return;
}
double dt = (2.0 * Math.PI) / (double)splitCnt;
int div = splitCnt;
Vector3d normal = CadMath.Normal(va.vector, vb.vector);
CadQuaternion q = CadQuaternion.RotateQuaternion(normal, dt);
CadQuaternion r = q.Conjugate();
CadVertex p = va;
CadVertex tp1 = pa;
CadVertex tp2 = pa;
int i = 0;
for (; i < div - 1; i++)
{
CadQuaternion qp = CadQuaternion.FromPoint(p.vector);
qp = r * qp;
qp = qp * q;
p.vector = qp.ToPoint();
tp2 = p + cp;
action(tp1, tp2);
tp1 = tp2;
}
action(tp1, pa);
}
public static void Draw(
CadVertex cp, CadVertex pa, CadVertex pb,
int splitCnt,
DrawContext dc, DrawPen pen)
{
CadVertex va = pa - cp;
CadVertex vb = pb - cp;
if (va.Norm() < 0.01)
{
return;
}
double dt = (2.0 * Math.PI) / (double)splitCnt;
int div = splitCnt;
Vector3d normal = CadMath.Normal(va.vector, vb.vector);
CadQuaternion q = CadQuaternion.RotateQuaternion(normal, dt);
CadQuaternion r = q.Conjugate();
CadVertex p = va;
CadVertex tp1 = pa;
CadVertex tp2 = pa;
int i = 0;
for (; i < div - 1; i++)
{
CadQuaternion qp = CadQuaternion.FromPoint(p.vector);
qp = r * qp;
qp = qp * q;
p.vector = qp.ToPoint();
tp2 = p + cp;
dc.Drawing.DrawLine(pen, tp1.vector, tp2.vector);
tp1 = tp2;
}
dc.Drawing.DrawLine(pen, tp1.vector, pa.vector);
}
//
// 点pを通り、a - b に平行で、a-bに垂直な線分を求める
//
// +----------p------------+
// | |
// | |
// a b
//
public static CadSegment PerpSeg(CadVertex a, CadVertex b, CadVertex p)
{
CadSegment seg = default(CadSegment);
seg.P0 = a;
seg.P1 = b;
CrossInfo ci = CadMath.PerpCrossLine(a.vector, b.vector, p.vector);
if (ci.IsCross)
{
CadVertex nv = p - ci.CrossPoint;
seg.P0 += nv;
seg.P1 += nv;
}
return(seg);
}
public void DrawAxis()
{
Vector3d p0;
Vector3d p1;
double wh = Math.Min(DC.ViewWidth, DC.ViewHeight) / 2;
//double len = DrawingConst.AxisLength;
//double arrowLen = 4.0 / DC.WorldScale;
//double arrowW2 = 2.0 / DC.WorldScale;
double len = DC.DevSizeToWoldSize(wh - AXIS_MARGIN) * DC.WorldScale;
double arrowLen = DC.DevSizeToWoldSize(16) * DC.WorldScale;
double arrowW2 = DC.DevSizeToWoldSize(8) * DC.WorldScale;
// X軸
p0 = new Vector3d(-len, 0, 0) / DC.WorldScale;
p1 = new Vector3d(len, 0, 0) / DC.WorldScale;
if (!CadMath.IsParallel(p1 - p0, (Vector3d)DC.ViewDir))
{
DrawArrow(DC.GetPen(DrawTools.PEN_AXIS_X), p0, p1, ArrowTypes.CROSS, ArrowPos.END, arrowLen, arrowW2);
}
// Y軸
p0 = new Vector3d(0, -len, 0) / DC.WorldScale;
p1 = new Vector3d(0, len, 0) / DC.WorldScale;
if (!CadMath.IsParallel(p1 - p0, (Vector3d)DC.ViewDir))
{
DrawArrow(DC.GetPen(DrawTools.PEN_AXIS_Y), p0, p1, ArrowTypes.CROSS, ArrowPos.END, arrowLen, arrowW2);
}
// Z軸
p0 = new Vector3d(0, 0, -len) / DC.WorldScale;
p1 = new Vector3d(0, 0, len) / DC.WorldScale;
if (!CadMath.IsParallel(p1 - p0, (Vector3d)DC.ViewDir))
{
DrawArrow(DC.GetPen(DrawTools.PEN_AXIS_Z), p0, p1, ArrowTypes.CROSS, ArrowPos.END, arrowLen, arrowW2);
}
}
public override void MoveSelectedPointsFromStored(DrawContext dc, Vector3d delta)
{
//base.MoveSelectedPoints(dc, delta);
if (Locked)
{
return;
}
Vector3d d;
if (!IsSelectedAll() && mPointList.Count > 2 && RestrictionByNormal)
{
Vector3d vdir = dc.ViewDir;
Vector3d a = delta;
Vector3d b = delta + vdir;
d = CadMath.CrossPlane(a, b, StoreList[0].vector, Normal);
if (!d.IsValid())
{
Vector3d nvNormal = CadMath.Normal(Normal, vdir);
double ip = CadMath.InnerProduct(nvNormal, delta);
d = nvNormal * ip;
}
}
else
{
d = delta;
}
FigUtil.MoveSelectedPointsFromStored(this, dc, d);
mChildList.ForEach(c =>
{
c.MoveSelectedPointsFromStored(dc, delta);
});
}
public static EditResult CutSegment(CadObjectDB db, MarkSegment seg, Vector3d p)
{
EditResult result = new EditResult();
if (seg.Figure.Type != CadFigure.Types.POLY_LINES)
{
return(result);
}
CrossInfo ci = CadMath.PerpendicularCrossSeg(seg.pA.vector, seg.pB.vector, p);
if (!ci.IsCross)
{
return(result);
}
CadFigure org = db.GetFigure(seg.FigureID);
int a = Math.Min(seg.PtIndexA, seg.PtIndexB);
int b = Math.Max(seg.PtIndexA, seg.PtIndexB);
CadFigure fa = db.NewFigure(CadFigure.Types.POLY_LINES);
CadFigure fb = db.NewFigure(CadFigure.Types.POLY_LINES);
fa.AddPoints(org.PointList, 0, a + 1);
fa.AddPoint(new CadVertex(ci.CrossPoint));
fb.AddPoint(new CadVertex(ci.CrossPoint));
fb.AddPoints(org.PointList, b);
if (org.IsLoop)
{
fb.AddPoint(fa.GetPointAt(0));
}
result.AddList.Add(new EditResult.Item(seg.LayerID, fa));
result.AddList.Add(new EditResult.Item(seg.LayerID, fb));
result.RemoveList.Add(new EditResult.Item(org.LayerID, org));
return(result);
}
private void DrawDim(
DrawContext dc,
CadVertex a,
CadVertex b,
CadVertex p,
DrawPen pen)
{
CadSegment seg = CadUtil.PerpSeg(a, b, p);
dc.Drawing.DrawLine(pen, a.vector, seg.P0.vector);
dc.Drawing.DrawLine(pen, b.vector, seg.P1.vector);
Vector3d cp = CadMath.CenterPoint(seg.P0.vector, seg.P1.vector);
double arrowW = ARROW_W;
double arrowL = ARROW_LEN;
dc.Drawing.DrawArrow(pen, cp, seg.P0.vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
dc.Drawing.DrawArrow(pen, cp, seg.P1.vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
}
private void DrawDim(DrawContext dc, DrawPen linePen, DrawBrush textBrush)
{
dc.Drawing.DrawLine(linePen, PointList[0].vector, PointList[3].vector);
dc.Drawing.DrawLine(linePen, PointList[1].vector, PointList[2].vector);
Vector3d cp = CadMath.CenterPoint(PointList[3].vector, PointList[2].vector);
double arrowW = ARROW_W;
double arrowL = ARROW_LEN;
double ww = (PointList[1] - PointList[0]).Norm() / 4.0;
if (ww > arrowL)
{
dc.Drawing.DrawArrow(linePen, cp, PointList[3].vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
dc.Drawing.DrawArrow(linePen, cp, PointList[2].vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
}
else
{
Vector3d v0 = cp - PointList[3].vector;
Vector3d v1 = cp - PointList[2].vector;
v0 = -(v0.Normalized() * (arrowL * 1.5)) / dc.WorldScale + PointList[3].vector;
v1 = -(v1.Normalized() * (arrowL * 1.5)) / dc.WorldScale + PointList[2].vector;
dc.Drawing.DrawArrow(linePen, v0, PointList[3].vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
dc.Drawing.DrawArrow(linePen, v1, PointList[2].vector, ArrowTypes.CROSS, ArrowPos.END, arrowL, arrowW);
dc.Drawing.DrawLine(linePen, PointList[2].vector, PointList[3].vector);
}
CadVertex lineV = PointList[2] - PointList[3];
double len = lineV.Norm();
string lenStr = CadUtil.ValToString(len);
CadVertex p = PointList[3] + (lineV / 2);
p += (PointList[3] - PointList[0]).UnitVector() * (arrowW);
CadVertex up = PointList[3] - PointList[0];
// 裏返しになる場合は、反転する
// If it turns over, reverse it
Vector3d normal = CadMath.Normal(lineV.vector, up.vector);
double scala = CadMath.InnerProduct(normal, dc.ViewDir);
if (scala > 0)
{
lineV = -lineV;
}
// --- lineV --->
// 3<------------ p ----------->2
// ^ | |
// | | |
// up 0 1
//
dc.Drawing.DrawText(FontID, textBrush, p.vector, lineV.vector, up.vector,
new DrawTextOption(DrawTextOption.H_CENTER),
lenStr);
}
public static void DrawArrow(
Action <DrawPen, Vector3d, Vector3d> DrawLine,
DrawPen pen,
Vector3d pt0,
Vector3d pt1,
ArrowTypes type,
ArrowPos pos,
double len,
double width)
{
DrawLine(pen, pt0, pt1);
Vector3d d = pt1 - pt0;
double dl = d.Length;
if (dl < 0.00001)
{
return;
}
Vector3d tmp = new Vector3d(dl, 0, 0);
double angle = Vector3d.CalculateAngle(tmp, d);
Vector3d normal = CadMath.CrossProduct(tmp, d); // 回転軸
if (normal.Length < 0.0001)
{
normal = new Vector3d(0, 0, 1);
}
else
{
normal = normal.UnitVector();
normal = CadMath.Normal(tmp, d);
}
CadQuaternion q = CadQuaternion.RotateQuaternion(normal, -angle);
CadQuaternion r = q.Conjugate();
ArrowHead a;
if (pos == ArrowPos.END || pos == ArrowPos.START_END)
{
a = ArrowHead.Create(type, ArrowPos.END, len, width);
a.Rotate(q, r);
a += pt1;
DrawLine(pen, a.p0.vector, a.p1.vector);
DrawLine(pen, a.p0.vector, a.p2.vector);
DrawLine(pen, a.p0.vector, a.p3.vector);
DrawLine(pen, a.p0.vector, a.p4.vector);
}
if (pos == ArrowPos.START || pos == ArrowPos.START_END)
{
a = ArrowHead.Create(type, ArrowPos.START, len, width);
a.Rotate(q, r);
a += pt0;
DrawLine(pen, a.p0.vector, a.p1.vector);
DrawLine(pen, a.p0.vector, a.p2.vector);
DrawLine(pen, a.p0.vector, a.p3.vector);
DrawLine(pen, a.p0.vector, a.p4.vector);
}
}
static CadFigureMesh()
{
EDGE_THRESHOLD = Math.Cos(CadMath.Deg2Rad(30));
}
// 三角形で設定
public void set(Vector3d p0, Vector3d p1, Vector3d p2)
{
Area = CadMath.TriangleArea(p0, p1, p2);
Point = CadMath.TriangleCentroid(p0, p1, p2);
}
public override void MoveSelectedPointsFromStored(DrawContext dc, Vector3d delta)
{
if (PointList[0].Selected && PointList[1].Selected &&
PointList[2].Selected && PointList[3].Selected)
{
PointList[0] = StoreList[0] + delta;
PointList[1] = StoreList[1] + delta;
PointList[2] = StoreList[2] + delta;
PointList[3] = StoreList[3] + delta;
return;
}
if (PointList[2].Selected || PointList[3].Selected)
{
Vector3d v0 = StoreList[3].vector - StoreList[0].vector;
if (v0.IsZero())
{
// 移動方向が不定の場合
MoveSelectedPointWithHeight(dc, delta);
return;
}
Vector3d v0u = v0.UnitVector();
double d = CadMath.InnerProduct(v0u, delta);
Vector3d vd = v0u * d;
CadVertex nv3 = StoreList[3] + vd;
CadVertex nv2 = StoreList[2] + vd;
if (nv3.EqualsThreshold(StoreList[0], 0.001) ||
nv2.EqualsThreshold(StoreList[1], 0.001))
{
return;
}
PointList[3] = nv3;
PointList[2] = nv2;
return;
}
if (PointList[0].Selected || PointList[1].Selected)
{
Vector3d v0 = StoreList[0].vector;
Vector3d v1 = StoreList[1].vector;
Vector3d v2 = StoreList[2].vector;
Vector3d v3 = StoreList[3].vector;
Vector3d lv = v3 - v0;
double h = lv.Norm();
Vector3d planeNormal = CadMath.Normal(v0, v1, v2);
Vector3d cp0 = v0;
Vector3d cp1 = v1;
if (PointList[0].Selected)
{
cp0 = CadMath.CrossPlane(v0 + delta, v0, planeNormal);
}
if (PointList[1].Selected)
{
cp1 = CadMath.CrossPlane(v1 + delta, v1, planeNormal);
}
if (cp0.EqualsThreshold(cp1, 0.001))
{
return;
}
if (PointList[0].Selected)
{
PointList[0] = PointList[0].SetVector(cp0);
}
if (PointList[1].Selected)
{
PointList[1] = PointList[1].SetVector(cp1);
}
Vector3d normal = CadMath.Normal(cp0, cp0 + planeNormal, cp1);
Vector3d d = normal * h;
PointList[3] = PointList[3].SetVector(PointList[0] + d);
PointList[2] = PointList[2].SetVector(PointList[1] + d);
}
}
protected void DrawCircleScrn(DrawPen pen, Vector3d cp, Vector3d p1)
{
double r = CadMath.SegNorm(cp, p1);
DrawCircleScrn(pen, cp, r);
}
public RulerInfo Capture(DrawContext dc, CadCursor cursor, double range)
{
RulerInfo ret = default(RulerInfo);
Vector3d cwp = dc.DevPointToWorldPoint(cursor.Pos);
Vector3d xfaceNormal = dc.DevVectorToWorldVector(cursor.DirX);
Vector3d yfaceNormal = dc.DevVectorToWorldVector(cursor.DirY);
Vector3d cx = CadMath.CrossPlane(P0, P1, cwp, xfaceNormal);
Vector3d cy = CadMath.CrossPlane(P0, P1, cwp, yfaceNormal);
if (!cx.IsValid() && !cy.IsValid())
{
return(ret);
}
Vector3d p = VectorExt.InvalidVector3d;
double mind = Double.MaxValue;
StackArray <Vector3d> vtbl = default;
vtbl[0] = cx;
vtbl[1] = cy;
vtbl.Length = 2;
for (int i = 0; i < vtbl.Length; i++)
{
Vector3d v = vtbl[i];
if (!v.IsValid())
{
continue;
}
Vector3d devv = dc.WorldPointToDevPoint(v);
double td = (devv - cursor.Pos).Norm();
if (td < mind)
{
mind = td;
p = v;
}
}
if (!p.IsValid())
{
return(ret);
}
if (mind > range)
{
return(ret);
}
ret.IsValid = true;
ret.CrossPoint = p;
ret.Distance = mind;
ret.Ruler = this;
return(ret);
}
