static Predator()
{
var egg = new MeshBuilder();
egg.AddPyramid(new Point3D(0, 0, 0), 0.2, 0.4);
eggGeometry = egg.ToMesh();
var child = new MeshBuilder();
child.AddBox(new Point3D(0, 0, 0.5), 1, 1, 1);
child.AddSphere(new Point3D(0.2, 0.2, 1), 0.2, 12, 24);
child.AddSphere(new Point3D(0.2, -0.2, 1), 0.2, 12, 24);
childGeometry = child.ToMesh();
var creature = new MeshBuilder();
creature.AddBox(new Point3D(0, 0, 0.5), 1, 1, 1);
creature.AddCone(new Point3D(0.2, 0.2, 1), new Vector3D(0, 0, 1), 0.16, 0.04, 0.3, false, true, 12);
creature.AddCone(new Point3D(0.2, -0.2, 1), new Vector3D(0, 0, 1), 0.16, 0.04, 0.3, false, true, 12);
creatureGeometry = creature.ToMesh();
var coffin = new MeshBuilder();
coffin.AddCylinder(new Point3D(0, 0, 0), new Point3D(0, 0, 0.25), 1, 12);
deadGeometry = coffin.ToMesh();
maleMaterial = MaterialHelper.CreateMaterial(Brushes.Navy);
femaleMaterial = MaterialHelper.CreateMaterial(Brushes.Violet);
eggMaterial = MaterialHelper.CreateMaterial(Brushes.AntiqueWhite);
deadMaterial = MaterialHelper.CreateMaterial(Brushes.Black);
}
protected override MeshGeometry3D Tessellate()
{
double width = Columns*grid - margin*2;
double length = Rows*grid - margin*2;
double height = Height*plateThickness;
var builder = new MeshBuilder(true, true);
for (int i = 0; i < Columns; i++)
for (int j = 0; j < Rows; j++)
{
var o = new Point3D((i + 0.5)*grid, (j + 0.5)*grid, height);
builder.AddCone(o, new Vector3D(0, 0, 1), knobDiameter/2, knobDiameter/2, knobHeight, false, true,
Divisions);
builder.AddPipe(new Point3D(o.X, o.Y, o.Z - wallThickness), new Point3D(o.X, o.Y, wallThickness),
knobDiameter, outerDiameter, Divisions);
}
builder.AddBox(new Point3D(Columns * 0.5 * grid, Rows * 0.5 * grid, height - wallThickness / 2), length, width,
wallThickness,
MeshBuilder.BoxFaces.All);
builder.AddBox(new Point3D(margin + wallThickness / 2, Rows * 0.5 * grid, height / 2 - wallThickness / 2), length,
wallThickness, height - wallThickness,
MeshBuilder.BoxFaces.All ^ MeshBuilder.BoxFaces.Top);
builder.AddBox(
new Point3D(Columns * grid - margin - wallThickness / 2, Rows * 0.5 * grid, height / 2 - wallThickness / 2), length,
wallThickness, height - wallThickness,
MeshBuilder.BoxFaces.All ^ MeshBuilder.BoxFaces.Top);
builder.AddBox(new Point3D(Columns * 0.5 * grid, margin + wallThickness / 2, height / 2 - wallThickness / 2),
wallThickness, width, height - wallThickness,
MeshBuilder.BoxFaces.All ^ MeshBuilder.BoxFaces.Top);
builder.AddBox(
new Point3D(Columns * 0.5 * grid, Rows * grid - margin - wallThickness / 2, height / 2 - wallThickness / 2),
wallThickness, width, height - wallThickness,
MeshBuilder.BoxFaces.All ^ MeshBuilder.BoxFaces.Top);
return builder.ToMesh();
}
private void AddBranch(MeshBuilder mesh, Point3D p0, Vector3D direction, int p)
{
double angle = GetAngleBetween(direction, UpVector);
bool isStem = angle < 10;
double h = isStem ? 2.5 : 2;
double r = (Level+1-p)*0.1;
mesh.AddCone(p0, direction, r, r * 0.8, h, false, false, 12);
var p1 = p0 + direction*h;
if (p == Level)
return;
if (isStem)
{
var rightVector=direction.FindAnyPerpendicular();
var t0 = new RotateTransform3D(new AxisAngleRotation3D(rightVector, GetRandom(3)));
AddBranch(mesh, p1, t0.Transform(direction), p + 1);
var t1 = new RotateTransform3D(new AxisAngleRotation3D(rightVector, 95 + GetRandom(5)));
var d1 = t1.Transform(direction);
int nBranches = 5+GetRandom(2);
for (int i = 0; i < nBranches; i++)
{
double a = 360.0 * i / nBranches + GetRandom(25);
var t2 = new RotateTransform3D(new AxisAngleRotation3D(UpVector, a));
AddBranch(mesh, p1, t2.Transform(d1), p + 1);
}
} else
{
var rightVector=Vector3D.CrossProduct(direction, UpVector);
var t1 = new RotateTransform3D(new AxisAngleRotation3D(rightVector, -5 + GetRandom(5)));
var t2 = new RotateTransform3D(new AxisAngleRotation3D(UpVector, 45+GetRandom(10)));
var t3 = new RotateTransform3D(new AxisAngleRotation3D(UpVector, -45 + GetRandom(10)));
var d1 = t1.Transform(direction);
AddBranch(mesh, p1, d1, p + 1);
AddBranch(mesh, p1, t2.Transform(d1), p + 1);
AddBranch(mesh, p1, t3.Transform(d1), p + 1);
}
}
protected override MeshGeometry3D Tessellate()
{
var builder = new MeshBuilder();
builder.AddCone(Origin, Normal, BaseRadius, TopRadius, Height, BaseCap, TopCap, ThetaDiv);
return builder.ToMesh();
}
