private static bool MKDSCollisionCheck(KCL k, Vector3 Point)
{
int num1 = (int)((double)Point.X - (double)k.Header.SpatialGridX);
if ((num1 & k.Header.Xmask) != 0)
{
return(false);
}
int num2 = (int)((double)Point.Y - (double)k.Header.SpatialGridY);
if ((num2 & k.Header.Ymask) != 0)
{
return(false);
}
int num3 = (int)((double)Point.Z - (double)k.Header.SpatialGridZ);
if ((num3 & k.Header.Zmask) != 0)
{
return(false);
}
int index1 = num3 >> k.Header.CoordinateShift << k.Header.ZShift | num2 >> k.Header.CoordinateShift << k.Header.YShift | num1 >> k.Header.CoordinateShift;
int coordinateShift = k.Header.CoordinateShift;
int index2;
for (KCL.OctreeNode childNode = k.Octree.ChildNodes[index1]; !childNode.Leaf; childNode = childNode.ChildNodes[index2])
{
--coordinateShift;
index2 = (num3 >> coordinateShift & 1) << 2 | (num2 >> coordinateShift & 1) << 1 | num1 >> coordinateShift & 1;
}
return(false);
}
public void Render(bool picking = false)
{
int PlaneIdx = 0;
foreach (KCL.Plane plane in this.Planes)
{
Vector3 PositionA;
Vector3 PositionB;
Vector3 PositionC;
Vector3 Normal;
KCL.GetTriangle(this, PlaneIdx, out PositionA, out PositionB, out PositionC, out Normal);
Color color = this.GetColor(plane.Type);
if (picking && color.A != (byte)0)
{
color = Color.FromArgb(PlaneIdx + 1 | -16777216);
}
Gl.glColor4f((float)color.R / (float)byte.MaxValue, (float)color.G / (float)byte.MaxValue, (float)color.B / (float)byte.MaxValue, (float)color.A / (float)byte.MaxValue);
Gl.glBegin(4);
Gl.glNormal3f(Normal.X, Normal.Y, Normal.Z);
Gl.glVertex3f(PositionA.X, PositionA.Z, PositionA.Y);
Gl.glVertex3f(PositionB.X, PositionB.Z, PositionB.Y);
Gl.glVertex3f(PositionC.X, PositionC.Z, PositionC.Y);
Gl.glEnd();
++PlaneIdx;
}
}
public static void GetTriangle(
KCL k,
int PlaneIdx,
out Vector3 PositionA,
out Vector3 PositionB,
out Vector3 PositionC)
{
KCL.GetTriangle(k, PlaneIdx, out PositionA, out PositionB, out PositionC, out Vector3 _);
}
public static void GetTriangle(
KCL k,
int PlaneIdx,
out Vector3 PositionA,
out Vector3 PositionB,
out Vector3 PositionC,
out Vector3 Normal)
{
KCL.Plane plane = k.Planes[PlaneIdx];
PositionA = k.Vertex[(int)plane.VertexIndex];
Vector3 right = Normal = k.Normals[(int)plane.NormalIndex];
Vector3 normal1 = k.Normals[(int)plane.NormalAIndex];
Vector3 normal2 = k.Normals[(int)plane.NormalBIndex];
Vector3 normal3 = k.Normals[(int)plane.NormalCIndex];
Vector3 left1 = Vector3.Cross(normal1, right);
Vector3 left2 = Vector3.Cross(normal2, right);
PositionB = PositionA + left2 * (plane.Length / Vector3.Dot(left2, normal3));
PositionC = PositionA + left1 * (plane.Length / Vector3.Dot(left1, normal3));
}