private static void CreatePipe(AutoStereogramBuilder asb, List <Circle3D> circles, Vector3D firstDirection = null)
{
List <Point3D> prevPoints = null;
Vector3D v1 = null, v2 = null;
if (firstDirection == null)
{
firstDirection = circles[1].Center - circles[0].Center;
}
for (int n = 0; n < circles.Count; n++)
{
if (n == 0)
{
GetSomeOrthonormalizedVectors(firstDirection, out v1, out v2);
}
else
{
GetNextOrthonormalizedVectors((n == 1 ? firstDirection : circles[n - 1].Center - circles[n - 2].Center).Normalize(),
(circles[n].Center - circles[n - 1].Center).Normalize(), v1, v2, out v1, out v2);
}
List <Point3D> points = GetCirclePoints(circles[n].Center, circles[n].Radius, v1, v2);
if (prevPoints != null)
{
for (int m = 0; m < points.Count; m++)
{
Point3D p1 = points[m], p2 = prevPoints[m], p3 = points[(m + 1) % points.Count], p4 = prevPoints[(m + 1) % points.Count];
asb.AddPolygon(new Point3D[] { p1, p2, p3 });
asb.AddPolygon(new Point3D[] { p2, p3, p4 });
}
}
prevPoints = points;
}
}
private static void CreateFigures()
{
var asb = new AutoStereogramBuilder(1024, 768, 3);
asb.AddHorizontalPlane(2);
Vector3D v1 = new Vector3D {
X = 1, Y = 0, Z = 0
};
for (int n = 0; n < 4; n++)
{
Vector3D v2 = new Vector3D {
X = 0, Y = Math.Cos(n * Math.PI / 8), Z = -Math.Sin(n * Math.PI / 8)
};
Vector3D v3 = new Vector3D {
X = 0, Y = Math.Sin(n * Math.PI / 8), Z = Math.Cos(n * Math.PI / 8)
};
// hexagonal prism
Point3D[] prismUpperPoints = new Point3D[6], prismLowerPoints = new Point3D[6];
for (int m = 0; m < 6; m++)
{
prismUpperPoints[m] = new Point3D {
X = -0.2 + n * 0.25, Y = -0.2, Z = 1.7
} +v1 *Math.Sin(m / 3.0 *Math.PI) * 0.1 + v2 * Math.Cos(m / 3.0 * Math.PI) * 0.1 - v3 * 0.05;
prismLowerPoints[m] = new Point3D {
X = -0.2 + n * 0.25, Y = -0.2, Z = 1.7
} +v1 *Math.Sin(m / 3.0 *Math.PI) * 0.1 + v2 * Math.Cos(m / 3.0 * Math.PI) * 0.1 + v3 * 0.05;
}
asb.AddPolygon(prismUpperPoints);
asb.AddPolygon(prismLowerPoints);
for (int m = 0; m < 6; m++)
{
asb.AddPolygon(new Point3D[] { prismLowerPoints[m], prismUpperPoints[m], prismUpperPoints[(m + 1) % 6], prismLowerPoints[(m + 1) % 6] });
}
// cylinder
asb.AddCylinder(new Point3D {
X = -0.2 + n * 0.25, Y = 0.1, Z = 1.7
} -v3 * 0.1, new Point3D {
X = -0.2 + n * 0.25, Y = 0.1, Z = 1.7
} +v3 * 0.1, 0.08);
// octahedron
Point3D octahedronCenter = new Point3D {
X = -0.2 + n * 0.25, Y = 0.4, Z = 1.7
};
Point3D octahedronUpperPoint = octahedronCenter - v3 * 0.1 * Math.Sqrt(2), octahedronLowerPoint = octahedronCenter + v3 * 0.1 * Math.Sqrt(2);
Point3D[] octahedronMiddlePoints = new Point3D[] { octahedronCenter + v1 * 0.1 + v2 * 0.1, octahedronCenter - v1 * 0.1 + v2 * 0.1,
octahedronCenter - v1 * 0.1 - v2 * 0.1, octahedronCenter + v1 * 0.1 - v2 * 0.1 };
for (int m = 0; m < 4; m++)
{
asb.AddPolygon(new Point3D[] { octahedronUpperPoint, octahedronMiddlePoints[m], octahedronMiddlePoints[(m + 1) % 4] });
asb.AddPolygon(new Point3D[] { octahedronLowerPoint, octahedronMiddlePoints[m], octahedronMiddlePoints[(m + 1) % 4] });
}
}
asb.GenerateBitmap().Save(GetPathAtAssemblyLocation("output\\figures.gif"), ImageFormat.Gif);
}