public void Example()
{
this.Name = "Elements_ModelPoints";
// <example>
// Create some point locations.
var pts = new List <Vector3>();
for (var x = 0; x < 25; x++)
{
for (var y = 0; y < 25; y++)
{
for (var z = 0; z < 25; z++)
{
// Add points to the object.
pts.Add(new Vector3(x, y, z));
}
}
}
// Create a model points object.
var pink = new Material("pink", Colors.Pink);
var modelPoints = new ModelPoints(pts, pink);
// </example>
this.Model.AddElement(modelPoints);
}
public async Task <IActionResult> Post([FromBody] ModelPoints modelPoints)
{
try
{
this.aIValuationsContext.ModelPoints.Add(modelPoints);
await this.aIValuationsContext.SaveChangesAsync().ConfigureAwait(false);
return(this.CreatedAtAction("GetMarkovState", new { id = modelPoints.ID }, modelPoints));
}
catch (Exception ex)
{
return(this.BadRequest(ex.Message));
}
}
public static double ClosestPointDist(Vector3 origin, ModelPoints points)
{
double min = double.MaxValue;
var locations = points.Locations;
foreach (var p in locations)
{
var dist = p.DistanceTo(origin);
if (dist < min)
{
min = dist;
}
}
return(min);
}
public void RayIntersectsTopography()
{
this.Name = "RayIntersectTopo";
var elevations = new double[25];
int e = 0;
for (var x = 0; x < 5; x++)
{
for (var y = 0; y < 5; y++)
{
elevations[e] = Math.Sin(((double)x / 5.0) * Math.PI) * 10;
e++;
}
}
var topo = new Topography(Vector3.Origin, 4, elevations);
this.Model.AddElement(topo);
var modelPoints = new ModelPoints(new List <Vector3>(), new Material("begin", Colors.Blue));
this.Model.AddElement(modelPoints);
foreach (var t in topo.Mesh.Triangles)
{
var c = Center(t);
var o = new Vector3(c.X, c.Y);
modelPoints.Locations.Add(o);
var ray = new Ray(o, Vector3.ZAxis);
Vector3 xsect;
if (ray.Intersects(t, out xsect))
{
try
{
var l = new Line(o, xsect);
var ml = new ModelCurve(l);
this.Model.AddElement(ml);
}
catch
{
continue;
}
}
}
}
public void ModelPoints()
{
this.Name = "ModelPoints";
var modelPoints = new ModelPoints();
for (var x = 0; x < 25; x++)
{
for (var y = 0; y < 25; y++)
{
for (var z = 0; z < 25; z++)
{
modelPoints.Locations.Add(new Vector3(x, y, z));
}
}
}
this.Model.AddElement(modelPoints);
}
public void RaysIntersectTopography()
{
this.Name = "RayTopographyIntersection";
var topo = CreateTopoFromMapboxElevations(new Vector3(10000000, 10000000));
var mp = new ModelPoints(new List <Vector3>(), new Material("xsect", Colors.Black));
foreach (var t in topo.Mesh.Triangles)
{
var o = t.Vertices[0].Position;
var c = new[] { t.Vertices[0].Position, t.Vertices[1].Position, t.Vertices[2].Position }.Average();
var r = new Ray(new Vector3(c.X, c.Y), Vector3.ZAxis);
if (r.Intersects(t, out Vector3 result))
{
mp.Locations.Add(result);
}
}
this.Model.AddElement(topo);
if (mp.Locations.Count > 0)
{
this.Model.AddElement(mp);
}
}
public void BoxFromPoints()
{
Name = nameof(BoxFromPoints);
var points = new List <Vector3>();
var random = new Random(10);
for (int i = 0; i < 100; i++)
{
points.Add(random.NextVector(new BBox3((4, 4, 4), (9, 9, 9))));
}
var modelPoints = new ModelPoints(points);
Model.AddElement(modelPoints);
for (int i = 0; i < 10; i++)
{
var transform = new Transform(random.NextVector(), random.NextVector());
var box = new Box(points, transform);
var mat = random.NextMaterial();
var modelCurves = box.ToModelCurves(mat);
Model.AddElements(modelCurves);
}
}
public void BBoxesForElements()
{
Name = nameof(BBoxesForElements);
var elements = new List <Element>();
// mass with weird transform
elements.Add(new Mass(Polygon.Star(5, 3, 5), 1, null, new Transform(new Vector3(4, 3, 2), new Vector3(1, 1, 1))));
// element instances
var contentJson = @"
{
""discriminator"": ""Elements.ContentElement"",
""gltfLocation"": ""https://hypar-content-catalogs.s3-us-west-2.amazonaws.com/2290ea5e-98aa-429d-8fab-1f260458bf57/Steelcase+-+Convene+-+Conference+Table+Top+-+Boat+Shape+-+Flat+Profile+-+72D+x+216W.glb"",
""Bounding Box"": {
""discriminator"": ""Elements.Geometry.BBox3"",
""Min"": {
""X"": -2.7432066856384281,
""Y"": -0.91380708560943613,
""Z"": 0.68884799709320077
},
""Max"": {
""X"": 2.7432066856384281,
""Y"": 0.91380701293945321,
""Z"": 0.73660002422332771
}
},
""Gltf Scale to Meters"": 1.0,
""SourceDirection"": {
""X"": 0.0,
""Y"": 1.0,
""Z"": 0.0
},
""Transform"": {
""Matrix"": {
""Components"": [
1.0,
0.0,
0.0,
0.0,
0.0,
1.0,
0.0,
0.0,
0.0,
0.0,
1.0,
0.0
]
}
},
""Material"": {
""discriminator"": ""Elements.Material"",
""Color"": {
""Red"": 1.0,
""Green"": 1.0,
""Blue"": 1.0,
""Alpha"": 1.0
},
""SpecularFactor"": 0.0,
""GlossinessFactor"": 0.0,
""Unlit"": false,
""DoubleSided"": false,
""Id"": ""9babb829-9b96-4e73-97f4-9658d4d6c31c"",
""Name"": ""default""
},
""Representation"": null,
""IsElementDefinition"": true,
""Id"": ""8032b381-13c9-4870-803d-c4127c201b47"",
""Name"": ""Steelcase - Convene - Conference Table Top - Boat Shape - Flat Profile - 72D x 216W"",
""Elevation from Level"": 6.4392935428259079E-14,
""Host"": ""Level : Level 1"",
""Offset from Host"": 6.4392935428259079E-14,
""Moves With Nearby Elements"": 0,
""Opaque"": 1
}";
var contentElement = JsonConvert.DeserializeObject <ContentElement>(contentJson);
elements.Add(contentElement.CreateInstance(new Transform(-6, 0, 0), null));
elements.Add(contentElement.CreateInstance(new Transform(new Vector3(-8, 0, 0), 45), null));
// mesh
var meshElem = ConstructExampleMesh();
elements.Add(meshElem);
// model curves
var polygon = new Circle(4).ToPolygon(10).TransformedPolygon(new Transform(new Vector3(8, 8, 8), new Vector3(1, 0, 2)));
elements.Add(new ModelCurve(polygon));
// model points
var random = new System.Random();
var points = Enumerable.Range(0, 20).Select((i) => new Vector3(random.Next(15, 20), random.Next(15, 20), random.Next(15, 20))).ToList();
var modelPoints = new ModelPoints(points, BuiltInMaterials.XAxis);
elements.Add(modelPoints);
// profile
var profile = new Profile(new Circle(7).ToPolygon(10).TransformedPolygon(new Transform(new Vector3(8, 8, 8), new Vector3(1, 0, 2))));
var xzProfile = new Profile(new Circle(7).ToPolygon(10).TransformedPolygon(new Transform(new Vector3(-8, 8, 8), new Vector3(0, 1, 0))));
elements.Add(profile);
elements.Add(xzProfile);
Model.AddElements(profile.ToModelCurves());
Model.AddElements(xzProfile.ToModelCurves());
// non-geometric element
var invalidBBox = new BBox3(new Material("Red", Colors.Red));
Assert.False(invalidBBox.IsValid());
Model.AddElements(elements);
foreach (var element in elements)
{
var bbox = new BBox3(element);
Model.AddElements(bbox.ToModelCurves());
}
}
public async Task <IActionResult> Put(int id, [FromBody] ModelPoints value)
{
return(this.Ok());
}
public static List <int> IndecesToConnectWith(Vector3 origin, double threshold, ModelPoints points)
{
List <int> connectionIndeces = new List <int>();
var locations = points.Locations;
int count = 0;
foreach (var p in locations)
{
var dist = p.DistanceTo(origin);
if (dist < threshold && dist > 1.0)
{
connectionIndeces.Add(count);
}
count++;
}
return(connectionIndeces);
}
