示例#1
0
        public override Value Evaluate(FSharpList <Value> args)
        {
            this.ClearPreviousResults();

            //unwrap the values
            IEnumerable <XYZ> nvals = ((Value.List)args[0]).Item.Select(
                x => (XYZ)((Value.Container)x).Item
                );

            //unwrap the sample locations
            IEnumerable <XYZ> pts = ((Value.List)args[1]).Item.Select(
                x => (XYZ)((Value.Container)x).Item
                );

            SpatialFieldManager = ((Value.Container)args[2]).Item as Autodesk.Revit.DB.Analysis.SpatialFieldManager;

            int idx = SpatialFieldManager.AddSpatialFieldPrimitive();

            var samplePts = new FieldDomainPointsByXYZ(pts.ToList <XYZ>());

            //for every sample location add a list
            //of valueatpoint objects. for now, we only
            //support one value per point
            IList <VectorAtPoint> valList = nvals.Select(n => new VectorAtPoint(new List <XYZ> {
                n
            })).ToList();
            var sampleValues = new FieldValues(valList);

            int schemaIndex = 0;

            if (!SpatialFieldManager.IsResultSchemaNameUnique(DYNAMO_ANALYSIS_RESULTS_NAME, -1))
            {
                IList <int> arses = SpatialFieldManager.GetRegisteredResults();
                foreach (int i in arses)
                {
                    AnalysisResultSchema arsTest = SpatialFieldManager.GetResultSchema(i);
                    if (arsTest.Name == DYNAMO_ANALYSIS_RESULTS_NAME)
                    {
                        schemaIndex = i;
                        break;
                    }
                }
            }
            else
            {
                var ars = new AnalysisResultSchema(DYNAMO_ANALYSIS_RESULTS_NAME, "Resulting analyses from Dynamo.");
                schemaIndex = SpatialFieldManager.RegisterResult(ars);
            }

            SpatialFieldManager.UpdateSpatialFieldPrimitive(idx, samplePts, sampleValues, schemaIndex);

            PastResultIds.Add(idx);

            return(Value.NewContainer(idx));
        }
示例#2
0
        public override Value Evaluate(FSharpList <Value> args)
        {
            this.ClearPreviousResults();

            //unwrap the values
            IEnumerable <double> nvals = ((Value.List)args[0]).Item.Select(q => (double)((Value.Number)q).Item);

            var curve = (Curve)((Value.Container)args[1]).Item;

            SpatialFieldManager = (Autodesk.Revit.DB.Analysis.SpatialFieldManager)((Value.Container)args[2]).Item;

            if (!SpatialFieldManager.IsResultSchemaNameUnique(DYNAMO_TEMP_CURVES_SCHEMA, -1))
            {
                IList <int> arses = SpatialFieldManager.GetRegisteredResults();
                foreach (int i in arses)
                {
                    AnalysisResultSchema arsTest = SpatialFieldManager.GetResultSchema(i);
                    if (arsTest.Name == DYNAMO_TEMP_CURVES_SCHEMA)
                    {
                        schemaId = i;
                        break;
                    }
                }
            }
            else
            {
                var ars = new AnalysisResultSchema(DYNAMO_TEMP_CURVES_SCHEMA, "Temporary curves from Dynamo.");
                schemaId = SpatialFieldManager.RegisterResult(ars);
            }

            Transform trf = Transform.Identity;

            //http://thebuildingcoder.typepad.com/blog/2012/09/sphere-creation-for-avf-and-filtering.html#3

            var create = dynRevitSettings.Doc.Application.Application.Create;

            Transform t = curve.ComputeDerivatives(0, true);

            XYZ x = t.BasisX.Normalize();
            XYZ y = t.BasisX.IsAlmostEqualTo(XYZ.BasisZ) ?
                    t.BasisX.CrossProduct(XYZ.BasisY).Normalize() :
                    t.BasisX.CrossProduct(XYZ.BasisZ).Normalize();
            XYZ z = x.CrossProduct(y);

            Autodesk.Revit.DB.Ellipse arc1 = dynRevitSettings.Revit.Application.Create.NewEllipse(t.Origin, .1, .1, y, z, -Math.PI, 0);
            Autodesk.Revit.DB.Ellipse arc2 = dynRevitSettings.Revit.Application.Create.NewEllipse(t.Origin, .1, .1, y, z, 0, Math.PI);

            var pathLoop = new Autodesk.Revit.DB.CurveLoop();

            pathLoop.Append(curve);
            var profileLoop = new Autodesk.Revit.DB.CurveLoop();

            profileLoop.Append(arc1);
            profileLoop.Append(arc2);

            double curveDomain = curve.get_EndParameter(1) - curve.get_EndParameter(0);

            int idx = -1;
            var s   = GeometryCreationUtilities.CreateSweptGeometry(pathLoop, 0, 0, new List <Autodesk.Revit.DB.CurveLoop> {
                profileLoop
            });

            foreach (Face face in s.Faces)
            {
                //divide the V domain by the number of incoming
                BoundingBoxUV domain = face.GetBoundingBox();
                double        vSpan  = domain.Max.V - domain.Min.V;

                //analysis values
                idx = SpatialFieldManager.AddSpatialFieldPrimitive(face, trf);

                //a list to hold the analysis points
                IList <UV> uvPts = new List <UV>();

                //a list to hold the analysis values
                IList <ValueAtPoint> valList = new List <ValueAtPoint>();

                //int count = nvals.Count();

                //this is creating a lot of sample points, but if we used less
                //sampling points, AVF would draw the two surfaces as if there was a hard
                //edge between them. this provides a better blend.
                int count = 10;
                for (int i = 0; i < count; i++)
                {
                    //get a UV point on the face
                    //find its XYZ location and project to
                    //the underlying curve. find the value which corresponds
                    //to the location on the curve
                    var uv  = new UV(domain.Min.U, domain.Min.V + vSpan / count * (double)i);
                    var uv1 = new UV(domain.Max.U, domain.Min.V + vSpan / count * (double)i);
                    uvPts.Add(uv);
                    uvPts.Add(uv1);

                    XYZ facePt                    = face.Evaluate(uv);
                    IntersectionResult ir         = curve.Project(facePt);
                    double             curveParam = curve.ComputeNormalizedParameter(ir.Parameter);

                    if (curveParam < 0)
                    {
                        curveParam = 0;
                    }

                    if (curveParam > 1)
                    {
                        curveParam = 1;
                    }

                    var valueIndex = (int)Math.Floor(curveParam * (double)nvals.Count());
                    if (valueIndex >= nvals.Count())
                    {
                        valueIndex = nvals.Count() - 1;
                    }

                    //create list of values at this point - currently supporting only one
                    //var doubleList = new List<double> { nvals.ElementAt(i) };
                    var doubleList = new List <double> {
                        nvals.ElementAt(valueIndex)
                    };

                    //add value at point object containing the value list
                    valList.Add(new ValueAtPoint(doubleList));
                    valList.Add(new ValueAtPoint(doubleList));
                }

                var pnts = new FieldDomainPointsByUV(uvPts);
                var vals = new FieldValues(valList);

                SpatialFieldManager.UpdateSpatialFieldPrimitive(
                    idx, pnts, vals, schemaId);

                PastResultIds.Add(idx);
            }

            return(Value.NewNumber(idx));
        }
示例#3
0
        public override Value Evaluate(FSharpList <Value> args)
        {
            this.ClearPreviousResults();
            SpatialFieldManager = ((Value.Container)args[2]).Item as Autodesk.Revit.DB.Analysis.SpatialFieldManager;

            var reference = (args[3] as Value.Container).Item as Reference;
            var face      = (reference == null) ?
                            ((args[3] as Value.Container).Item as Face) :
                            dynRevitSettings.Doc.Document.GetElement(reference).GetGeometryObjectFromReference(reference) as Face;


            //if we received a face instead of a reference
            //then use the reference from the face
            if (reference == null && face != null)
            {
                reference = face.Reference;
            }

            if (reference == null)
            {
                throw new Exception("Could not resolved a referenced for the face.");
            }

            int idx = SpatialFieldManager.AddSpatialFieldPrimitive(reference);

            //unwrap the sample locations
            IEnumerable <UV> pts = ((Value.List)args[1]).Item.Select(
                x => (UV)((Value.Container)x).Item
                );
            var samplePts = new FieldDomainPointsByUV(pts.ToList <UV>());

            //unwrap the values
            IEnumerable <double> nvals = ((Value.List)args[0]).Item.Select(
                x => (double)((Value.Number)x).Item
                );

            //for every sample location add a list
            //of valueatpoint objects. for now, we only
            //support one value per point
            IList <ValueAtPoint> valList = nvals.Select(n => new ValueAtPoint(new List <double> {
                n
            })).ToList();
            var sampleValues = new FieldValues(valList);

            int schemaIndex = 0;

            if (!SpatialFieldManager.IsResultSchemaNameUnique(DYNAMO_ANALYSIS_RESULTS_NAME, -1))
            {
                IList <int> arses = SpatialFieldManager.GetRegisteredResults();
                foreach (int i in arses)
                {
                    AnalysisResultSchema arsTest = SpatialFieldManager.GetResultSchema(i);
                    if (arsTest.Name == DYNAMO_ANALYSIS_RESULTS_NAME)
                    {
                        schemaIndex = i;
                        break;
                    }
                }
            }
            else
            {
                var ars = new AnalysisResultSchema(DYNAMO_ANALYSIS_RESULTS_NAME, "Resulting analyses from Dynamo.");
                schemaIndex = SpatialFieldManager.RegisterResult(ars);
            }

            SpatialFieldManager.UpdateSpatialFieldPrimitive(idx, samplePts, sampleValues, schemaIndex);

            PastResultIds.Add(idx);

            return(Value.NewContainer(idx));
        }