public static List <AstronomicalObject> GetSolarSystem()
{
return(new List <AstronomicalObject>
{
new AstronomicalObject(new Point3D(0, 0, 0), 109 * 2)
{
BodyName = "Słońce",
Mass = 332_950 * AstronomicalObject.Me,
Velocity = new Vector3D(0, 0, 0),
Material = new DiffuseMaterial
{
DiffuseMap = SunTexture
}
},
public Helix.Material CreateMaterial(IGeometryMaterial mat, out bool isTransparent)
{
var diffuseTexture = ReadTexture(mat);
if (diffuseTexture == null)
{
isTransparent = false;
return(ErrorMaterial);
}
var material = new Helix.DiffuseMaterial
{
DiffuseMap = diffuseTexture
};
material.Freeze();
isTransparent = mat.Flags.HasFlag(MaterialFlags.Transparent);
return(material);
}
public MainWindow()
{
DataContext = this;
InitializeComponent();
#region Create planes
var builder = new MeshBuilder(true, false, false);
builder.AddRectangularMesh(BoxFaces.Front, 10, 10, 100, 100);
PlaneGeometry = builder.ToMesh();
RedDiffuseMaterial = new hx.DiffuseMaterial()
{
DiffuseColor = new Color4(1f, 0f, 0f, 0.5f),
};
BlueDiffuseMaterial = new hx.DiffuseMaterial()
{
DiffuseColor = new Color4(0f, 0f, 1f, 0.5f),
};
RedPhongMaterial = new PhongMaterial()
{
AmbientColor = new Color4(1f, 0f, 0f, 0.5f),
};
BluePhongMaterial = new PhongMaterial()
{
AmbientColor = new Color4(0f, 0f, 1f, 0.5f),
};
var matrix = new Matrix3D();
matrix.Translate(new Vector3D(-125, -50, 0));
RedDiffusePlaneTransform = new MatrixTransform3D(matrix);
matrix = new Matrix3D();
matrix.Translate(new Vector3D(-125, -50, 50));
BlueDiffusePlaneTransform = new MatrixTransform3D(matrix);
matrix = new Matrix3D();
matrix.Translate(new Vector3D(25, -50, 0));
RedPhongPlaneTransform = new MatrixTransform3D(matrix);
matrix = new Matrix3D();
matrix.Translate(new Vector3D(25, -50, 50));
BluePhongPlaneTransform = new MatrixTransform3D(matrix);
#endregion
#region Create points
PointsGeometry = new PointGeometry3D()
{
Positions = new Vector3Collection(new Vector3[] {
new Vector3(0, 0, 5),
}),
};
PointsInstances = new List <Matrix>();
for (var x = -50; x <= 50; x += 10)
{
var matrix2 = Matrix.Translation(x, x / 5f, x / 5f);
PointsInstances.Add(matrix2);
}
matrix = new Matrix3D();
matrix.Translate(new Vector3D(-75, 0, 0));
DiffusePointsTransform = new MatrixTransform3D(matrix);
matrix = new Matrix3D();
matrix.Translate(new Vector3D(75, 0, 0));
PhongPointsTransform = new MatrixTransform3D(matrix);
#endregion
if (viewport.Camera is hx.OrthographicCamera camera)
{
camera.NearPlaneDistance = -5000;
camera.FarPlaneDistance = 5000;
camera.LookDirection = new Vector3D(0, 0, -10);
camera.Position = new Point3D(0, 0, 11);
camera.UpDirection = new Vector3D(0, 1, 0);
camera.Width = 300;
}
}
public SolarSystem(int stars, int planets)
{
const double au = AstronomicalObject.Au;
const double me = AstronomicalObject.Me;
Bodies = new List <AstronomicalObject>
{
new AstronomicalObject(new Point3D(0, 0, 0), 10.9 * 2) /* sun */
{
BodyName = stars == 1 ? "Gwiazda" : "Gwiazda A",
Mass = 333_000 * me * Utils.GetNormalRandom(10, 2),
Velocity = new Vector3D(0, 0, 0),
Material = new DiffuseMaterial {
DiffuseMap = SunTexture
}
}
};
if (stars > 1)
{
var mass = 333_000 * AstronomicalObject.Me * Utils.GetNormalRandom(1, 0.2);
var position = -AstronomicalObject.Au * 0.3;
Bodies.Add(new AstronomicalObject(new Point3D(position, 0, 0), 10.9) /* sun */
{
BodyName = "Gwiazda B",
Mass = mass,
Velocity = new Vector3D(0, 0, -GetVelocity(Math.Abs(position), Bodies[0].Mass + mass)) * 1.15,
Material = new DiffuseMaterial
{
DiffuseMap = SunTexture
}
});
Bodies[0].Velocity = -Bodies[1].Velocity * mass / Bodies[0].Mass;
}
var centerMass = Bodies.Sum(body => body.Mass);
for (var i = 1; i <= planets; i++)
{
var mass = Utils.GetNormalRandom(me * 2, me * 0.8);
var position = new Point3D(Utils.GetNormalRandom(au * i * 0.7, au * 0.1), 0, 0);
var velocity = GetVelocity(position.X, centerMass) * Utils.GetNormalRandom(1.1, 0.1);
var a = Utils.GetNormalRandom(0, Math.PI * 0.05);
Bodies.Add(new AstronomicalObject(position, mass / me * 5)
{
BodyName = $"Planeta {(char) (64 + i)}",
Mass = mass,
Velocity = new Vector3D(0, Math.Sin(a) * velocity, -Math.Cos(a) * velocity),
Material = new DiffuseMaterial
{
DiffuseColor = Utils.GetRandomColor4()
}
});
}
OrbitPrevPoints = new List <Point3D>();
OrbitBuilders = new List <LineBuilder>();
OrbitModels = new List <LineGeometryModel3D>();
foreach (var body in Bodies)
{
OrbitBuilders.Add(new LineBuilder());
OrbitModels.Add(new LineGeometryModel3D
{
Thickness = 0.5,
Color = Colors.Yellow
});
OrbitPrevPoints.Add(body.Position);
}
}
