private void DrawRect2D(Vector3d p0, Vector3d p1, DrawPen pen)
{
Vector3d v0 = Vector3d.Zero;
Vector3d v1 = Vector3d.Zero;
Vector3d v2 = Vector3d.Zero;
Vector3d v3 = Vector3d.Zero;
v0.X = System.Math.Max(p0.X, p1.X);
v0.Y = System.Math.Min(p0.Y, p1.Y);
v1.X = v0.X;
v1.Y = System.Math.Max(p0.Y, p1.Y);
v2.X = System.Math.Min(p0.X, p1.X);
v2.Y = v1.Y;
v3.X = v2.X;
v3.Y = v0.Y;
Start2D();
GL.Begin(PrimitiveType.LineStrip);
GL.Color4(pen.Color4());
GL.Vertex3(v0);
GL.Vertex3(v1);
GL.Vertex3(v2);
GL.Vertex3(v3);
GL.Vertex3(v0);
GL.End();
End2D();
}
public void DrawDot(DrawPen pen, Vector3d p)
{
GL.Color4(pen.Color4());
GL.Begin(PrimitiveType.Points);
GL.Vertex3(p);
GL.End();
}
private void DrawLineRaw(DrawPen pen, Vector3d a, Vector3d b)
{
GL.Color4(pen.Color4());
GL.Begin(PrimitiveType.LineStrip);
GL.Vertex3(a);
GL.Vertex3(b);
GL.End();
}
// Snap時にハイライトされるポイントを描画する
public void DrawHighlightPoint(Vector3d pt, DrawPen pen)
{
GL.LineWidth(DrawingConst.HighlightPointLineWidth);
Start2D();
GL.Color4(pen.Color4());
//DrawCross2D(DC.WorldPointToDevPoint(pt), DrawingConst.HighlightPointLineLength);
DrawX2D(DC.WorldPointToDevPoint(pt), DrawingConst.HighlightPointLineLength);
End2D();
GL.LineWidth(1);
}
public void DrawLine(DrawPen pen, Vector3d a, Vector3d b)
{
a *= DC.WorldScale;
b *= DC.WorldScale;
GL.Color4(pen.Color4());
GL.Begin(PrimitiveType.LineStrip);
GL.Vertex3(a);
GL.Vertex3(b);
GL.End();
}
public void DrawSelectedPoint(Vector3d pt, DrawPen pen)
{
Vector3d p = DC.WorldPointToDevPoint(pt);
Start2D();
GL.Color4(pen.Color4());
GL.PointSize(4);
GL.Begin(PrimitiveType.Points);
GL.Vertex3(p);
GL.End();
End2D();
}
public void DrawSelectedPoints(VertexList pointList, DrawPen pen)
{
Start2D();
GL.Color4(pen.Color4());
GL.PointSize(4);
GL.Begin(PrimitiveType.Points);
foreach (CadVertex p in pointList)
{
if (p.Selected)
{
GL.Vertex3(DC.WorldPointToDevPoint(p.vector));
}
}
GL.End();
End2D();
}
public void DrawExtSnapPoints(Vector3dList pointList, DrawPen pen)
{
GL.Disable(EnableCap.Lighting);
GL.Disable(EnableCap.Light0);
Start2D();
GL.LineWidth(DrawingConst.HighlightPointLineWidth);
GL.Color4(pen.Color4());
pointList.ForEach(v =>
{
DrawCross2D(DC.WorldPointToDevPoint(v), DrawingConst.HighlightPointLineLength);
});
GL.LineWidth(1);
End2D();
}
private void DrawHeEdges(DrawPen borderPen, DrawPen edgePen, double edgeThreshold, HeModel model)
{
bool drawBorder = !borderPen.IsNullPen;
bool drawEdge = !edgePen.IsNullPen;
if (!drawBorder && !drawEdge)
{
return;
}
DisableLight();
GL.LineWidth(1.0f);
Color4 color = borderPen.Color4();
Color4 edgeColor = edgePen.Color4();
Vector3d shift = GetShiftForOutLine();
Vector3d p0;
Vector3d p1;
for (int i = 0; i < model.FaceStore.Count; i++)
{
HeFace f = model.FaceStore[i];
HalfEdge head = f.Head;
HalfEdge c = head;
HalfEdge pair;
p0 = model.VertexStore.Ref(c.Vertex).vector *DC.WorldScale + shift;
for (; ;)
{
bool drawAsEdge = false;
pair = c.Pair;
if (drawEdge)
{
if (pair == null)
{
drawAsEdge = true;
}
else
{
if (edgeThreshold != 0)
{
double s = CadMath.InnerProduct(model.NormalStore[c.Normal], model.NormalStore[pair.Normal]);
if (Math.Abs(s) <= edgeThreshold)
{
drawAsEdge = true;
}
}
}
}
p1 = model.VertexStore.Ref(c.Next.Vertex).vector *DC.WorldScale + shift;
if (drawAsEdge)
{
GL.Color4(edgeColor);
GL.Begin(PrimitiveType.Lines);
GL.Vertex3(p0);
GL.Vertex3(p1);
GL.End();
}
else
{
if (drawBorder)
{
GL.Color4(color);
GL.Begin(PrimitiveType.Lines);
GL.Vertex3(p0);
GL.Vertex3(p1);
GL.End();
}
}
p0 = p1;
c = c.Next;
if (c == head)
{
break;
}
}
}
}
