public static Entity getEntityFromIfcRepresentation(IfcRepresentation rep, ViewportLayout viewportLayout1, Transformation entityTrs = null) { List <Entity> entityList = new List <Entity>(); if (viewportLayout1.Blocks.ContainsKey("Representation " + rep.Index.ToString())) { return(new IfcBlockReference("Representation " + rep.Index.ToString())); } foreach (IfcRepresentationItem item in rep.Items) { Entity entity = getEntityFromIfcRepresentationItem(item, viewportLayout1, entityTrs); if (entity != null) { entityList.Add(entity); } } if (entityList.Count > 1) { Block b = new Block(); foreach (Entity e in entityList) { b.Entities.Add(e); } viewportLayout1.Blocks.Add("Representation " + rep.Index.ToString(), b); BlockReference br = new IfcBlockReference("Representation " + rep.Index.ToString()); br.ColorMethod = colorMethodType.byParent; return(br); //return new IfcBlockReference("Representation " + rep.Index.ToString()); } else if (entityList.Count == 0) { return(null); } return(entityList[0]); }
public static Entity getEntityFromIfcRepresentationItem(IfcRepresentationItem reprItem, ViewportLayout viewportLayout1 = null, Transformation entityTrs = null) { Entity result = null; if (reprItem is IfcBooleanClippingResult) { IfcBooleanClippingResult bcr = (IfcBooleanClippingResult)reprItem; result = getSolidFromIfcBooleanClippingResult(bcr); } else if (reprItem is IfcCurve) { result = (Entity)getICurveFromIfcCurve((IfcCurve)reprItem, viewportLayout1, entityTrs); } else if (reprItem is IfcExtrudedAreaSolid) { IfcExtrudedAreaSolid extrAreaSolid = (IfcExtrudedAreaSolid)reprItem; // if (!viewportLayout1.Blocks.ContainsKey(extrAreaSolid.Index.ToString())) { Plane pln = Conversion.getPlaneFromPosition(extrAreaSolid.Position); Align3D align = new Align3D(Plane.XY, pln); IfcDirection dir = extrAreaSolid.ExtrudedDirection; Vector3D extDir = new Vector3D(dir.DirectionRatioX, dir.DirectionRatioY, dir.DirectionRatioZ); //extDir.TransformBy(trs * align2); extDir.TransformBy(align); devDept.Eyeshot.Entities.Region region = getRegionFromIfcProfileDef(extrAreaSolid.SweptArea, viewportLayout1); if (region != null) { //region.TransformBy(trs * align2); region.TransformBy(align); result = region.ExtrudeAsMesh(extDir * extrAreaSolid.Depth, 0.1, Mesh.natureType.Plain); // 0.1 tolerance must be computed according to object size //viewportLayout1.Entities.Add(result, 1); //Block b = new Block(); //b.Entities.Add(m); //viewportLayout1.Blocks.Add(extrAreaSolid.Index.ToString(), b); } } // BlockReference br = new IfcBlockReference(trs, extrAreaSolid.Index.ToString()); // viewportLayout1.Entities.Add(br, 0, Color.Gray); } else if (reprItem is IfcFaceBasedSurfaceModel) { IfcFaceBasedSurfaceModel fbs = (IfcFaceBasedSurfaceModel)reprItem; result = new Mesh(0, 0, Mesh.natureType.Plain); foreach (IfcConnectedFaceSet cfs in fbs.FbsmFaces) { Mesh global = new Mesh(0, 0, Mesh.natureType.Plain); foreach (IfcFace face in cfs.CfsFaces) { Point3D[] outerPoints = null; List <Point3D[]> innerPointsList = new List <Point3D[]>(); foreach (IfcFaceBound fb in face.Bounds) // al massimo 2 ? profilo esterno e interno { // bool sense = ifb.mOrientation; if (fb is IfcFaceOuterBound) { IfcFaceOuterBound ifob = (IfcFaceOuterBound)fb; IfcPolyloop pl = (IfcPolyloop)fb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < pl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(pl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } outerPoints = pLIst.ToArray(); if (!outerPoints[0].Equals(outerPoints[outerPoints.Length - 1])) { Array.Resize(ref outerPoints, outerPoints.Length + 1); outerPoints[outerPoints.Length - 1] = (Point3D)outerPoints[0].Clone(); } Array.Reverse(outerPoints); } else { IfcFaceBound ifb = (IfcFaceBound)fb; IfcPolyloop inPl = (IfcPolyloop)ifb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < inPl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(inPl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } Point3D[] innerPoints = pLIst.ToArray(); if (!innerPoints[0].Equals(innerPoints[innerPoints.Length - 1])) { Array.Resize(ref innerPoints, innerPoints.Length + 1); innerPoints[innerPoints.Length - 1] = (Point3D)innerPoints[0].Clone(); } Array.Reverse(innerPoints); innerPointsList.Add(innerPoints); } } if (outerPoints.Length > 3) { Mesh local; List <LinearPath> boundLp = new List <LinearPath>(); boundLp.Add(new LinearPath(outerPoints)); foreach (Point3D[] innerPoints in innerPointsList) { boundLp.Add(new LinearPath(innerPoints)); } local = new devDept.Eyeshot.Entities.Region(boundLp.ToArray()).ConvertToMesh(0, Mesh.natureType.Plain); global.MergeWith(local, true); // fonde i vertici, sarebbe meglio farla una volta sola alla fine } } ((Mesh)result).MergeWith(global, true); } } else if (reprItem is IfcFacetedBrep) //controllare { IfcFacetedBrep facBrep = (IfcFacetedBrep)reprItem; IfcClosedShell cs = facBrep.Outer; Mesh global = new Mesh(0, 0, Mesh.natureType.Plain); foreach (IfcFace face in cs.CfsFaces) { Point3D[] outerPoints = null; List <Point3D[]> innerPointsList = new List <Point3D[]>(); foreach (IfcFaceBound fb in face.Bounds) { // bool sense = ifb.mOrientation; if (fb is IfcFaceOuterBound) { IfcFaceOuterBound ifob = (IfcFaceOuterBound)fb; IfcPolyloop pl = (IfcPolyloop)fb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < pl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(pl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } outerPoints = pLIst.ToArray(); if (!outerPoints[0].Equals(outerPoints[outerPoints.Length - 1])) { Array.Resize(ref outerPoints, outerPoints.Length + 1); outerPoints[outerPoints.Length - 1] = (Point3D)outerPoints[0].Clone(); } Array.Reverse(outerPoints); } else { IfcFaceBound ifb = (IfcFaceBound)fb; IfcPolyloop inPl = (IfcPolyloop)ifb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < inPl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(inPl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } Point3D[] innerPoints = pLIst.ToArray(); if (!innerPoints[0].Equals(innerPoints[innerPoints.Length - 1])) { Array.Resize(ref innerPoints, innerPoints.Length + 1); innerPoints[innerPoints.Length - 1] = (Point3D)innerPoints[0].Clone(); } Array.Reverse(innerPoints); innerPointsList.Add(innerPoints); } } if (outerPoints.Length > 3) { Mesh local; List <LinearPath> boundLp = new List <LinearPath>(); boundLp.Add(new LinearPath(outerPoints)); foreach (Point3D[] innerPoints in innerPointsList) { boundLp.Add(new LinearPath(innerPoints)); } local = new devDept.Eyeshot.Entities.Region(boundLp.ToArray()).ConvertToMesh(0, Mesh.natureType.Plain); global.MergeWith(local, true); // fonde i vertici, sarebbe meglio farla una volta sola alla fine } } result = global; } //else if (repItem is IfcBoundingBox) //{ // IfcBoundingBox bBox = (IfcBoundingBox)iRep.Items[0]; // m = Mesh.CreateBox(bBox.XDim, bBox.YDim, bBox.ZDim); // m.Translate(bBox.Corner.Coordinates.Item1, bBox.Corner.Coordinates.Item1, bBox.Corner.Coordinates.Item1); //} else if (reprItem is IfcMappedItem) { IfcMappedItem mapItem = (IfcMappedItem)reprItem; if (!viewportLayout1.Blocks.ContainsKey("MappingSource " + mapItem.MappingSource.Index.ToString())) { IfcRepresentationMap reprMapSource = mapItem.MappingSource; Entity mapSource = getEntityFromIfcRepresentation(reprMapSource.MappedRepresentation, viewportLayout1, entityTrs); Block b = new Block(); if (mapSource != null) { Plane pln = getPlaneFromPosition((IfcPlacement)reprMapSource.MappingOrigin); Align3D algn = new Align3D(Plane.XY, pln); mapSource.TransformBy(algn); b.Entities.Add(mapSource); } viewportLayout1.Blocks.Add("MappingSource " + mapItem.MappingSource.Index.ToString(), b); } IfcCartesianTransformationOperator3D iTrs = (IfcCartesianTransformationOperator3D)mapItem.MappingTarget; Point3D org = new Point3D(iTrs.LocalOrigin.Coordinates.Item1, iTrs.LocalOrigin.Coordinates.Item2, iTrs.LocalOrigin.Coordinates.Item3); Vector3D vectorX; if (iTrs.Axis1 != null) { vectorX = new Vector3D(iTrs.Axis1.DirectionRatioX, iTrs.Axis1.DirectionRatioY, iTrs.Axis1.DirectionRatioZ); } else { vectorX = new Vector3D(1, 0, 0); } vectorX = vectorX * iTrs.Scale; Vector3D vectorY; if (iTrs.Axis2 != null) { vectorY = new Vector3D(iTrs.Axis2.DirectionRatioX, iTrs.Axis2.DirectionRatioY, iTrs.Axis2.DirectionRatioZ); } else { vectorY = new Vector3D(0, 1, 0); } Vector3D vectorZ; if (iTrs.Axis1 != null) { vectorZ = new Vector3D(iTrs.Axis3.DirectionRatioX, iTrs.Axis3.DirectionRatioY, iTrs.Axis3.DirectionRatioZ); } else { vectorZ = new Vector3D(0, 0, 1); } if (iTrs is IfcCartesianTransformationOperator3DnonUniform) { IfcCartesianTransformationOperator3DnonUniform nut = (IfcCartesianTransformationOperator3DnonUniform)iTrs; vectorY = vectorY * nut.Scale2; vectorZ = vectorZ * nut.Scale3; } Transformation targetTrs = new Transformation(org, vectorX, vectorY, vectorZ); result = new IfcBlockReference(targetTrs, "MappingSource " + mapItem.MappingSource.Index.ToString()); } else if (reprItem is IfcShellBasedSurfaceModel) { IfcShellBasedSurfaceModel sbs = (IfcShellBasedSurfaceModel)reprItem; result = new Mesh(0, 0, Mesh.natureType.Plain); foreach (IfcShell cfs in sbs.SbsmBoundary) { Mesh global = new Mesh(0, 0, Mesh.natureType.Plain); foreach (IfcFace face in cfs.CfsFaces) { Point3D[] outerPoints = null; List <Point3D[]> innerPointsList = new List <Point3D[]>(); foreach (IfcFaceBound fb in face.Bounds) // al massimo 2 ? profilo esterno e interno { // bool sense = ifb.mOrientation; if (fb is IfcFaceOuterBound) { IfcFaceOuterBound ifob = (IfcFaceOuterBound)fb; IfcPolyloop pl = (IfcPolyloop)fb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < pl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(pl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } outerPoints = pLIst.ToArray(); if (!outerPoints[0].Equals(outerPoints[outerPoints.Length - 1])) { Array.Resize(ref outerPoints, outerPoints.Length + 1); outerPoints[outerPoints.Length - 1] = (Point3D)outerPoints[0].Clone(); } Array.Reverse(outerPoints); } else { IfcFaceBound ifb = (IfcFaceBound)fb; IfcPolyloop inPl = (IfcPolyloop)ifb.Bound; List <Point3D> pLIst = new List <Point3D>(); for (int i = 0; i < inPl.Polygon.Count; i++) { Point3D p = getPoint3DFromIfcCartesianPoint(inPl.Polygon[i]); if (!pLIst.Contains(p)) // non copio punti uguali !! { pLIst.Add(p); } } Point3D[] innerPoints = pLIst.ToArray(); if (!innerPoints[0].Equals(innerPoints[innerPoints.Length - 1])) { Array.Resize(ref innerPoints, innerPoints.Length + 1); innerPoints[innerPoints.Length - 1] = (Point3D)innerPoints[0].Clone(); } Array.Reverse(innerPoints); innerPointsList.Add(innerPoints); } } if (outerPoints.Length > 3) { Mesh local; List <LinearPath> boundLp = new List <LinearPath>(); boundLp.Add(new LinearPath(outerPoints)); foreach (Point3D[] innerPoints in innerPointsList) { boundLp.Add(new LinearPath(innerPoints)); } //devDept.Eyeshot.Entities.Region localRegion = new devDept.Eyeshot.Entities.Region(boundLp.ToArray()); //localRegion.TransformBy(entityTrs); //viewportLayout1.Entities.Add(localRegion, 1); local = new devDept.Eyeshot.Entities.Region(boundLp.ToArray()).ConvertToMesh(0, Mesh.natureType.Plain); global.MergeWith(local, true); // fonde i vertici, sarebbe meglio farla una volta sola alla fine } } ((Mesh)result).MergeWith(global, true); } } else { if (!debug.Contains("IfcRepresentationItem not supported: " + reprItem.KeyWord)) { debug += "IfcRepresentationItem not supported: " + reprItem.KeyWord + "\n"; } } if (result != null) { Color color; if (tryGetColorFromIfcRepresentationItem(reprItem, out color)) { result.ColorMethod = colorMethodType.byEntity; result.Color = color; } else { result.ColorMethod = colorMethodType.byParent; } } return(result); }
private static Entity createOpenings(Entity eyeElement, IfcElement ifcElement, ViewportLayout viewportLayout1) { if (eyeElement is BlockReference) { BlockReference brElement = (BlockReference)eyeElement; Block blockElement; viewportLayout1.Blocks.TryGetValue(brElement.BlockName, out blockElement); for (int i = 0; i < blockElement.Entities.Count; i++) { blockElement.Entities[i] = createOpenings(blockElement.Entities[i], ifcElement, viewportLayout1); } return(eyeElement); } else if (eyeElement is Mesh) { Mesh m = (Mesh)eyeElement; Mesh[] splittedMesh; splittedMesh = m.SplitDisjoint(); if (splittedMesh.Length > 1) { debug += "splittedMesh.length > 1\n"; } foreach (IfcRelVoidsElement relVE in ifcElement.HasOpenings) { Entity openingEntity = Conversion.getEntityFromIfcProductRepresentation(relVE.RelatedOpeningElement.Representation, viewportLayout1); //viewportLayout1.Entities.Add((Entity)openingEntity.Clone(), 2); if (openingEntity != null && (openingEntity is Mesh || openingEntity is Solid)) //gestire se openingEntity is BlockReference { Transformation opTrs = Conversion.getPlacementTransformtion(relVE.RelatedOpeningElement.Placement); openingEntity.TransformBy(opTrs); Solid openingSolid; if (openingEntity is Mesh) { openingSolid = ((Mesh)openingEntity).ConvertToSolid(); } else { openingSolid = (Solid)openingEntity; } for (int i = 0; i < splittedMesh.Length; i++) { //verificare collision? bound box? Solid[] result; Solid entitySolid = splittedMesh[i].ConvertToSolid(); //viewportLayout1.Entities.Add((Entity)openingSolid.Clone(), 1, Color.Green); if (Utility.DoOverlap(entitySolid.BoxMin, entitySolid.BoxMax, openingSolid.BoxMin, openingSolid.BoxMax)) { result = Solid.Difference(entitySolid, openingSolid, 0.001); if (result != null) { splittedMesh[i] = result[0].ConvertToMesh(); break; } else { WriteSTL ws = new WriteSTL(new Entity[] { entitySolid, openingSolid }, new Layer[] { new Layer("Default") }, new Dictionary <string, Block>(), @"c:\devdept\booleanError\" + count + " " + ifcElement.GlobalId + ".stl", 0.01, true); count++; ws.DoWork(); debug += "Error in opening boolean operation\n"; } } } } } if (splittedMesh.Length > 1) { Block b = new Block(); foreach (Mesh mesh in splittedMesh) { b.Entities.Add(mesh); } viewportLayout1.Blocks.Add(ifcElement.GlobalId, b); eyeElement = new IfcBlockReference(ifcElement.GlobalId); } else { eyeElement = splittedMesh[0]; } } else { Solid entitySolid = (Solid)eyeElement; foreach (IfcRelVoidsElement relVE in ifcElement.HasOpenings) { Entity openingEntity = Conversion.getEntityFromIfcProductRepresentation(relVE.RelatedOpeningElement.Representation, viewportLayout1); if (openingEntity != null && (openingEntity is Mesh || openingEntity is Solid)) { Transformation opTrs = Conversion.getPlacementTransformtion(relVE.RelatedOpeningElement.Placement); openingEntity.TransformBy(opTrs); Solid openingSolid; if (openingEntity is Mesh) { openingSolid = ((Mesh)openingEntity).ConvertToSolid(); } else { openingSolid = (Solid)openingEntity; } Solid[] result; //viewportLayout1.Entities.Add((Entity)openingSolid.Clone(), 1, Color.Green); result = Solid.Difference(entitySolid, openingSolid, 0.001); if (result != null) { entitySolid = result[0]; } else { WriteSTL ws = new WriteSTL(new Entity[] { entitySolid, openingSolid }, new Layer[] { new Layer("Default") }, new Dictionary <string, Block>(), @"c:\devdept\booleanError\" + count + " " + ifcElement.GlobalId + ".stl", 0.01, true); count++; ws.DoWork(); debug += "Error in opening boolean operation\n"; } } } eyeElement = entitySolid; } return(eyeElement); }
public static Entity getEntityFromIfcElement(IfcElement ifcElement, ViewportLayout viewportLayout1) { Entity eyeElement = null; Transformation elementTrs = new Transformation(1); if (ifcElement.Placement != null) { elementTrs = Conversion.getPlacementTransformtion(ifcElement.Placement); } if (ifcElement.Representation != null) { eyeElement = Conversion.getEntityFromIfcProductRepresentation(ifcElement.Representation, viewportLayout1, elementTrs); } if (eyeElement != null) { eyeElement.TransformBy(elementTrs); } if (ifcElement.IsDecomposedBy.Count > 0) { Block b = new Block(); foreach (IfcRelAggregates relAg in ifcElement.IsDecomposedBy) { foreach (IfcElement el in relAg.RelatedObjects) { Entity entity = getEntityFromIfcElement(el, viewportLayout1); if (entity != null) { b.Entities.Add(entity); } } } if (eyeElement != null) { b.Entities.Add(eyeElement); } viewportLayout1.Blocks.Add(ifcElement.GlobalId, b); eyeElement = new IfcBlockReference(ifcElement.GlobalId); } if (eyeElement != null) { if (ifcElement.HasOpenings.Count > 0) { eyeElement = createOpenings(eyeElement, ifcElement, viewportLayout1); } if (eyeElement is BlockReference) { UtilityIfc.loadProperties((IfcBlockReference)eyeElement, ifcElement); } else { IfcMesh ifcMesh; Mesh eyeElementMesh; if (eyeElement is Solid) { Solid eyeElementSolid = (Solid)eyeElement; eyeElementMesh = eyeElementSolid.ConvertToMesh(); } else { eyeElementMesh = (Mesh)eyeElement; } Color color = eyeElementMesh.Color; colorMethodType cmt = eyeElementMesh.ColorMethod; ifcMesh = new IfcMesh(eyeElementMesh.Vertices, eyeElementMesh.Triangles); ifcMesh.Color = color; ifcMesh.ColorMethod = cmt; UtilityIfc.loadProperties(ifcMesh, ifcElement); eyeElement = ifcMesh; } } return(eyeElement); }