本文整理汇总了C#中ClipperLib.OutPt类的典型用法代码示例。如果您正苦于以下问题：C# OutPt类的具体用法？C# OutPt怎么用？C# OutPt使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
OutPt类属于ClipperLib命名空间，在下文中一共展示了OutPt类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Poly2ContainsPoly1
//------------------------------------------------------------------------------
private static bool Poly2ContainsPoly1(OutPt outPt1, OutPt outPt2)
{
OutPt op = outPt1;
do
{
//nb: PointInPolygon returns 0 if false, +1 if true, -1 if pt on polygon
int res = PointInPolygon(op.Pt, outPt2);
if (res >= 0) return res > 0;
op = op.Next;
}
while (op != outPt1);
return true;
}示例2: PointInPolygon
//------------------------------------------------------------------------------
internal bool PointInPolygon(IntPoint pt, OutPt pp, bool UseFulllongRange)
{
OutPt pp2 = pp;
bool result = false;
if (UseFulllongRange)
{
do
{
if ((((pp2.pt.Y <= pt.Y) && (pt.Y < pp2.prev.pt.Y)) ||
((pp2.prev.pt.Y <= pt.Y) && (pt.Y < pp2.pt.Y))) &&
new Int128(pt.X - pp2.pt.X) <
Int128.Int128Mul(pp2.prev.pt.X - pp2.pt.X, pt.Y - pp2.pt.Y) /
new Int128(pp2.prev.pt.Y - pp2.pt.Y))
result = !result;
pp2 = pp2.next;
}
while (pp2 != pp);
}
else
{
do
{
if ((((pp2.pt.Y <= pt.Y) && (pt.Y < pp2.prev.pt.Y)) ||
((pp2.prev.pt.Y <= pt.Y) && (pt.Y < pp2.pt.Y))) &&
(pt.X - pp2.pt.X < (pp2.prev.pt.X - pp2.pt.X) * (pt.Y - pp2.pt.Y) /
(pp2.prev.pt.Y - pp2.pt.Y))) result = !result;
pp2 = pp2.next;
}
while (pp2 != pp);
}
return result;
}示例3: AddOutPt
//------------------------------------------------------------------------------
private void AddOutPt(TEdge e, TEdge altE, IntPoint pt)
{
bool ToFront = (e.side == EdgeSide.esLeft);
if( e.outIdx < 0 )
{
OutRec outRec = CreateOutRec();
m_PolyOuts.Add(outRec);
outRec.idx = m_PolyOuts.Count -1;
e.outIdx = outRec.idx;
OutPt op = new OutPt();
outRec.pts = op;
outRec.bottomPt = op;
outRec.bottomE1 = e;
outRec.bottomE2 = altE;
op.pt = pt;
op.idx = outRec.idx;
op.next = op;
op.prev = op;
SetHoleState(e, outRec);
} else
{
OutRec outRec = m_PolyOuts[e.outIdx];
OutPt op = outRec.pts;
if (ToFront && PointsEqual(pt, op.pt) ||
(!ToFront && PointsEqual(pt, op.prev.pt))) return;
OutPt op2 = new OutPt();
op2.pt = pt;
op2.idx = outRec.idx;
if (op2.pt.Y == outRec.bottomPt.pt.Y &&
op2.pt.X < outRec.bottomPt.pt.X)
{
outRec.bottomPt = op2;
outRec.bottomE1 = e;
outRec.bottomE2 = altE;
}
op2.next = op;
op2.prev = op.prev;
op2.prev.next = op2;
op.prev = op2;
if (ToFront) outRec.pts = op2;
}
}示例4: InsertPolyPtBetween
//------------------------------------------------------------------------------
private OutPt InsertPolyPtBetween(OutPt p1, OutPt p2, IntPoint pt)
{
OutPt result = new OutPt();
result.pt = pt;
if (p2 == p1.next)
{
p1.next = result;
p2.prev = result;
result.next = p2;
result.prev = p1;
} else
{
p2.next = result;
p1.prev = result;
result.next = p1;
result.prev = p2;
}
return result;
}示例5: PolygonBottom
//------------------------------------------------------------------------------
private OutPt PolygonBottom(OutPt pp)
{
OutPt p = pp.next;
OutPt result = pp;
while (p != pp)
{
if (p.pt.Y > result.pt.Y) result = p;
else if (p.pt.Y == result.pt.Y && p.pt.X < result.pt.X) result = p;
p = p.next;
}
return result;
}示例6: JoinPoints
//------------------------------------------------------------------------------
private bool JoinPoints(JoinRec j, out OutPt p1, out OutPt p2)
{
p1 = null; p2 = null;
OutRec outRec1 = m_PolyOuts[j.poly1Idx];
OutRec outRec2 = m_PolyOuts[j.poly2Idx];
if (outRec1 == null || outRec2 == null) return false;
OutPt pp1a = outRec1.pts;
OutPt pp2a = outRec2.pts;
IntPoint pt1 = j.pt2a, pt2 = j.pt2b;
IntPoint pt3 = j.pt1a, pt4 = j.pt1b;
if (!FindSegment(ref pp1a, ref pt1, ref pt2)) return false;
if (outRec1 == outRec2)
{
//we're searching the same polygon for overlapping segments so
//segment 2 mustn't be the same as segment 1 ...
pp2a = pp1a.next;
if (!FindSegment(ref pp2a, ref pt3, ref pt4) || (pp2a == pp1a)) return false;
}
else if (!FindSegment(ref pp2a, ref pt3, ref pt4)) return false;
if (!GetOverlapSegment(pt1, pt2, pt3, pt4, ref pt1, ref pt2)) return false;
OutPt p3, p4, prev = pp1a.prev;
//get p1 & p2 polypts - the overlap start & endpoints on poly1
if (PointsEqual(pp1a.pt, pt1)) p1 = pp1a;
else if (PointsEqual(prev.pt, pt1)) p1 = prev;
else p1 = InsertPolyPtBetween(pp1a, prev, pt1);
if (PointsEqual(pp1a.pt, pt2)) p2 = pp1a;
else if (PointsEqual(prev.pt, pt2)) p2 = prev;
else if ((p1 == pp1a) || (p1 == prev))
p2 = InsertPolyPtBetween(pp1a, prev, pt2);
else if (Pt3IsBetweenPt1AndPt2(pp1a.pt, p1.pt, pt2))
p2 = InsertPolyPtBetween(pp1a, p1, pt2); else
p2 = InsertPolyPtBetween(p1, prev, pt2);
//get p3 & p4 polypts - the overlap start & endpoints on poly2
prev = pp2a.prev;
if (PointsEqual(pp2a.pt, pt1)) p3 = pp2a;
else if (PointsEqual(prev.pt, pt1)) p3 = prev;
else p3 = InsertPolyPtBetween(pp2a, prev, pt1);
if (PointsEqual(pp2a.pt, pt2)) p4 = pp2a;
else if (PointsEqual(prev.pt, pt2)) p4 = prev;
else if ((p3 == pp2a) || (p3 == prev))
p4 = InsertPolyPtBetween(pp2a, prev, pt2);
else if (Pt3IsBetweenPt1AndPt2(pp2a.pt, p3.pt, pt2))
p4 = InsertPolyPtBetween(pp2a, p3, pt2); else
p4 = InsertPolyPtBetween(p3, prev, pt2);
//p1.pt == p3.pt and p2.pt == p4.pt so join p1 to p3 and p2 to p4 ...
if (p1.next == p2 && p3.prev == p4)
{
p1.next = p3;
p3.prev = p1;
p2.prev = p4;
p4.next = p2;
return true;
}
else if (p1.prev == p2 && p3.next == p4)
{
p1.prev = p3;
p3.next = p1;
p2.next = p4;
p4.prev = p2;
return true;
}
else
return false; //an orientation is probably wrong
}示例7: Poly2ContainsPoly1
//----------------------------------------------------------------------
private bool Poly2ContainsPoly1(OutPt outPt1, OutPt outPt2, bool UseFullInt64Range)
{
//find the first pt in outPt1 that isn't also a vertex of outPt2 ...
OutPt outPt = outPt1;
do
{
if (!PointIsVertex(outPt.pt, outPt2)) break;
outPt = outPt.next;
}
while (outPt != outPt1);
bool result;
//sometimes a point on one polygon can be touching the other polygon
//so to be totally confident outPt1 is inside outPt2 repeat ...
do
{
result = PointInPolygon(outPt.pt, outPt2, UseFullInt64Range);
outPt = outPt.next;
}
while (result && outPt != outPt1);
return result;
}示例8: ReversePolyPtLinks
//------------------------------------------------------------------------------
private void ReversePolyPtLinks(OutPt pp)
{
if (pp == null) return;
OutPt pp1;
OutPt pp2;
pp1 = pp;
do
{
pp2 = pp1.Next;
pp1.Next = pp1.Prev;
pp1.Prev = pp2;
pp1 = pp2;
} while (pp1 != pp);
}示例9: DupOutPt
//------------------------------------------------------------------------------
OutPt DupOutPt(OutPt outPt, bool InsertAfter)
{
OutPt result = new OutPt();
result.Pt = outPt.Pt;
result.Idx = outPt.Idx;
if (InsertAfter)
{
result.Next = outPt.Next;
result.Prev = outPt;
outPt.Next.Prev = result;
outPt.Next = result;
}
else
{
result.Prev = outPt.Prev;
result.Next = outPt;
outPt.Prev.Next = result;
outPt.Prev = result;
}
return result;
}示例10: AddOutPt
//------------------------------------------------------------------------------
private OutPt AddOutPt(TEdge e, IntPoint pt)
{
bool ToFront = (e.Side == EdgeSide.esLeft);
if( e.OutIdx < 0 )
{
OutRec outRec = CreateOutRec();
outRec.IsOpen = (e.WindDelta == 0);
OutPt newOp = new OutPt();
outRec.Pts = newOp;
newOp.Idx = outRec.Idx;
newOp.Pt = pt;
newOp.Next = newOp;
newOp.Prev = newOp;
if (!outRec.IsOpen)
SetHoleState(e, outRec);
#if use_xyz
if (pt == e.Bot)
newOp.Pt = e.Bot;
else if (pt == e.Top)
newOp.Pt = e.Top;
else
SetZ(ref newOp.Pt, e);
#endif
e.OutIdx = outRec.Idx; //nb: do this after SetZ !
return newOp;
} else
{
OutRec outRec = m_PolyOuts[e.OutIdx];
//OutRec.Pts is the 'Left-most' point & OutRec.Pts.Prev is the 'Right-most'
OutPt op = outRec.Pts;
if (ToFront && pt == op.Pt) return op;
else if (!ToFront && pt == op.Prev.Pt) return op.Prev;
OutPt newOp = new OutPt();
newOp.Idx = outRec.Idx;
newOp.Pt = pt;
newOp.Next = op;
newOp.Prev = op.Prev;
newOp.Prev.Next = newOp;
op.Prev = newOp;
if (ToFront) outRec.Pts = newOp;
#if use_xyz
if (pt == e.Bot)
newOp.Pt = e.Bot;
else if (pt == e.Top)
newOp.Pt = e.Top;
else
SetZ(ref newOp.Pt, e);
#endif
return newOp;
}
}示例11: FirstIsBottomPt
//---------------------------------------------------------------------------
private bool FirstIsBottomPt(OutPt btmPt1, OutPt btmPt2)
{
OutPt p = btmPt1.Prev;
while ((p.Pt == btmPt1.Pt) && (p != btmPt1)) p = p.Prev;
double dx1p = Math.Abs(GetDx(btmPt1.Pt, p.Pt));
p = btmPt1.Next;
while ((p.Pt == btmPt1.Pt) && (p != btmPt1)) p = p.Next;
double dx1n = Math.Abs(GetDx(btmPt1.Pt, p.Pt));
p = btmPt2.Prev;
while ((p.Pt == btmPt2.Pt) && (p != btmPt2)) p = p.Prev;
double dx2p = Math.Abs(GetDx(btmPt2.Pt, p.Pt));
p = btmPt2.Next;
while ((p.Pt == btmPt2.Pt) && (p != btmPt2)) p = p.Next;
double dx2n = Math.Abs(GetDx(btmPt2.Pt, p.Pt));
return (dx1p >= dx2p && dx1p >= dx2n) || (dx1n >= dx2p && dx1n >= dx2n);
}示例12: AddGhostJoin
//------------------------------------------------------------------------------
private void AddGhostJoin(OutPt Op, IntPoint OffPt)
{
Join j = new Join();
j.OutPt1 = Op;
j.OffPt = OffPt;
m_GhostJoins.Add(j);
}示例13: AddJoin
//------------------------------------------------------------------------------
private void AddJoin(OutPt Op1, OutPt Op2, IntPoint OffPt)
{
Join j = new Join();
j.OutPt1 = Op1;
j.OutPt2 = Op2;
j.OffPt = OffPt;
m_Joins.Add(j);
}示例14: AddOutPt
//------------------------------------------------------------------------------
private void AddOutPt(TEdge e, IntPoint pt)
{
bool ToFront = (e.side == EdgeSide.esLeft);
if( e.outIdx < 0 )
{
OutRec outRec = CreateOutRec();
m_PolyOuts.Add(outRec);
outRec.idx = m_PolyOuts.Count -1;
e.outIdx = outRec.idx;
OutPt op = new OutPt();
outRec.pts = op;
outRec.bottomPt = op;
op.pt = pt;
op.idx = outRec.idx;
op.next = op;
op.prev = op;
SetHoleState(e, outRec);
} else
{
OutRec outRec = m_PolyOuts[e.outIdx];
OutPt op = outRec.pts, op2, opBot;
if (ToFront && PointsEqual(pt, op.pt) ||
(!ToFront && PointsEqual(pt, op.prev.pt))) return;
if ((e.side | outRec.sides) != outRec.sides)
{
//check for 'rounding' artefacts ...
if (outRec.sides == EdgeSide.esNeither && pt.Y == op.pt.Y)
if (ToFront)
{
if (pt.X == op.pt.X + 1) return; //ie wrong side of bottomPt
}
else if (pt.X == op.pt.X - 1) return; //ie wrong side of bottomPt
outRec.sides = (EdgeSide)(outRec.sides | e.side);
if (outRec.sides == EdgeSide.esBoth)
{
//A vertex from each side has now been added.
//Vertices of one side of an output polygon are quite commonly close to
//or even 'touching' edges of the other side of the output polygon.
//Very occasionally vertices from one side can 'cross' an edge on the
//the other side. The distance 'crossed' is always less that a unit
//and is purely an artefact of coordinate rounding. Nevertheless, this
//results in very tiny self-intersections. Because of the way
//orientation is calculated, even tiny self-intersections can cause
//the Orientation function to return the wrong result. Therefore, it's
//important to ensure that any self-intersections close to BottomPt are
//detected and removed before orientation is assigned.
if (ToFront)
{
opBot = outRec.pts;
op2 = opBot.next; //op2 == right side
if (opBot.pt.Y != op2.pt.Y && opBot.pt.Y != pt.Y &&
((opBot.pt.X - pt.X) / (opBot.pt.Y - pt.Y) <
(opBot.pt.X - op2.pt.X) / (opBot.pt.Y - op2.pt.Y)))
outRec.bottomFlag = opBot;
}
else
{
opBot = outRec.pts.prev;
op2 = opBot.next; //op2 == left side
if (opBot.pt.Y != op2.pt.Y && opBot.pt.Y != pt.Y &&
((opBot.pt.X - pt.X) / (opBot.pt.Y - pt.Y) >
(opBot.pt.X - op2.pt.X) / (opBot.pt.Y - op2.pt.Y)))
outRec.bottomFlag = opBot;
}
}
}
op2 = new OutPt();
op2.pt = pt;
op2.idx = outRec.idx;
if (op2.pt.Y == outRec.bottomPt.pt.Y &&
op2.pt.X < outRec.bottomPt.pt.X)
outRec.bottomPt = op2;
op2.next = op;
op2.prev = op.prev;
op2.prev.next = op2;
op.prev = op2;
if (ToFront) outRec.pts = op2;
}
}示例15: FirstIsBottomPt
//---------------------------------------------------------------------------
private bool FirstIsBottomPt(OutPt btmPt1, OutPt btmPt2)
{
OutPt p = btmPt1.prev;
while (PointsEqual(p.pt, btmPt1.pt) && (p != btmPt1)) p = p.prev;
double dx1p = Math.Abs(GetDx(btmPt1.pt, p.pt));
p = btmPt1.next;
while (PointsEqual(p.pt, btmPt1.pt) && (p != btmPt1)) p = p.next;
double dx1n = Math.Abs(GetDx(btmPt1.pt, p.pt));
p = btmPt2.prev;
while (PointsEqual(p.pt, btmPt2.pt) && (p != btmPt2)) p = p.prev;
double dx2p = Math.Abs(GetDx(btmPt2.pt, p.pt));
p = btmPt2.next;
while (PointsEqual(p.pt, btmPt2.pt) && (p != btmPt2)) p = p.next;
double dx2n = Math.Abs(GetDx(btmPt2.pt, p.pt));
return (dx1p >= dx2p && dx1p >= dx2n) || (dx1n >= dx2p && dx1n >= dx2n);
}