public async Task <EnvelopeByCenterlinesOutputs> Handler(EnvelopeByCenterlinesInputs args, ILambdaContext context)
{
if (this.store == null)
{
// Preload the dependencies (if they exist),
// so that they are available during model deserialization.
var asmLocation = this.GetType().Assembly.Location;
var asmDir = Path.GetDirectoryName(asmLocation);
var asmName = Path.GetFileNameWithoutExtension(asmLocation);
var depPath = Path.Combine(asmDir, $"{asmName}.Dependencies.dll");
if (File.Exists(depPath))
{
Console.WriteLine($"Loading dependencies from assembly: {depPath}...");
Assembly.LoadFrom(depPath);
Console.WriteLine("Dependencies assembly loaded.");
}
this.store = new S3ModelStore <EnvelopeByCenterlinesInputs>(RegionEndpoint.USWest1);
}
var l = new InvocationWrapper <EnvelopeByCenterlinesInputs, EnvelopeByCenterlinesOutputs>(store, EnvelopeByCenterlines.Execute);
var output = await l.InvokeAsync(args);
return(output);
}
/// <summary>
/// The EnvelopeByCenterlines function.
/// </summary>
/// <param name="model">The input model.</param>
/// <param name="input">The arguments to the execution.</param>
/// <returns>A EnvelopeByCenterlinesOutputs instance containing computed results and the model with any new elements.</returns>
public static EnvelopeByCenterlinesOutputs Execute(Dictionary <string, Model> inputModels, EnvelopeByCenterlinesInputs input)
{
var output = new EnvelopeByCenterlinesOutputs();
var envMatl = new Material("envelope", new Color(0.3, 0.7, 0.7, 0.6), 0.0f, 0.0f);
var validCenterlines = input.Centerlines.Where(c => c.Centerline != null);
var distinctHeights = validCenterlines.Select(c => c.Height).Distinct().OrderBy(d => d);
var currBase = 0.0;
foreach (var height in distinctHeights)
{
var clinesBelowHeight = validCenterlines.Where(c => c.Height >= height);
var individualPolygons = new List <Polygon>();
foreach (var pg in clinesBelowHeight)
{
var thickened = pg.Centerline.Offset(pg.Width / 2, EndType.Butt, 1E-08).First();
// if (pg.Centerline.Vertices.Count == 2)
// {
// // butt ends are not perfectly perpendicular to the axis with clipper — for lines
// }
if (thickened.IsClockWise())
{
thickened = thickened.Reversed();
}
individualPolygons.Add(thickened);
}
var union = individualPolygons.Count > 1 ? Polygon.UnionAll(individualPolygons) : individualPolygons;
foreach (var polygon in union)
{
var representation = new Representation(new SolidOperation[] { new Extrude(polygon, height - currBase, Vector3.ZAxis, false) });
var envelope = new Envelope(polygon, currBase, height - currBase, Vector3.ZAxis, 0, new Transform(0, 0, currBase), envMatl, representation, false, Guid.NewGuid(), "");
output.Model.AddElements(envelope);
}
output.Model.AddElements(clinesBelowHeight.Select(c => new Sketch(c.Centerline.TransformedPolyline(new Transform(0, 0, currBase)), Guid.NewGuid(), null)));
currBase = height;
}
return(output);
}
