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Section and elevation boxes for solids added #1656

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Merged
pawelbaran merged 1 commit into from
May 20, 2026
Merged

Section and elevation boxes for solids added #1656

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43 changes: 42 additions & 1 deletion Revit_Core_Engine/Query/ViewBox.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,20 @@ public static BoundingBoxXYZ ViewBoxElevation(this IEnumerable<Element> elements

/***************************************************/

[Description("Returns the combined bounding box containing given Revit solids, aligned with the right given direction, inflated by a given offset.")]
[Input("solids", "Solids to find the elevation box for.")]
[Input("direction", "Direction, along which the elevation is meant to be made.")]
[Input("sideOffset", "Offset value to inflate the elevation view in width and height, in metres.")]
[Input("frontOffset", "Offset distance between the solid front and the origin of the view, in metres. Use negative value to create section.")]
[Input("backOffset", "Offset distance between the solid back and the back edge of the view, in metres.")]
[Output("box", "Elevation box of the input Revit solids.")]
public static BoundingBoxXYZ ViewBoxElevation(this IEnumerable<Solid> solids, XYZ direction, double sideOffset, double frontOffset, double backOffset)
{
return solids.ViewBoxSection(direction, XYZ.BasisZ, sideOffset, frontOffset, backOffset);
}

/***************************************************/

[Description("Returns the bounding box containing a given Revit element, aligned with the given right direction, inflated by a given offset.")]
[Input("element", "Element to find the elevation box for.")]
[Input("direction", "Direction, along which the elevation is meant to be made.")]
Expand Down Expand Up @@ -80,6 +94,33 @@ public static BoundingBoxXYZ ViewBoxSection(this IEnumerable<Element> elements,
return null;
}

Options options = new Options();
options.DetailLevel = Autodesk.Revit.DB.ViewDetailLevel.Fine;
options.ComputeReferences = false;
options.IncludeNonVisibleObjects = false;

IEnumerable<Solid> solids = elements?.SelectMany(x => x.Solids(options));
return solids.ViewBoxSection(rightDirection, upDirection, sideOffset, frontOffset, backOffset);
}

/***************************************************/

[Description("Returns the combined bounding box containing given Revit solids, aligned with the given right and up direction, inflated by a given offset.")]
[Input("solids", "Solids to find the elevation box for.")]
[Input("rightDirection", "Direction, along which the elevation is meant to be made.")]
[Input("upDirection", "Direction pointing up in the created section. Needs to be perpendicular to upDirection.")]
[Input("sideOffset", "Offset value to inflate the elevation view in width and height, in metres.")]
[Input("frontOffset", "Offset distance between the solid front and the origin of the view, in metres. Use negative value to create section.")]
[Input("backOffset", "Offset distance between the solid back and the back edge of the view, in metres.")]
[Output("box", "Elevation box of the input Revit solids.")]
public static BoundingBoxXYZ ViewBoxSection(this IEnumerable<Solid> solids, XYZ rightDirection, XYZ upDirection, double sideOffset, double frontOffset, double backOffset)
{
if (solids == null || !solids.Any())
{
BH.Engine.Base.Compute.RecordError("Could create view box for null Revit solids.");
return null;
}

if (upDirection == null || rightDirection == null)
{
BH.Engine.Base.Compute.RecordError("Could create view box with null direction.");
Expand Down Expand Up @@ -108,7 +149,7 @@ public static BoundingBoxXYZ ViewBoxSection(this IEnumerable<Element> elements,
Transform transform = orientationMatrix.ToRevit().TryFixIfNonConformal();

// Bounds of the element in the provided coordinate system
BoundingBoxXYZ boundingBox = elements.PhysicalBounds(transform.Inverse);
BoundingBoxXYZ boundingBox = solids.Bounds(transform.Inverse);
boundingBox.Transform = transform;

// Front offset and depth
Expand Down