From 401ea56e3674c38820c0f8affd3e95233077dc71 Mon Sep 17 00:00:00 2001
From: fraguada <fraguada@gmail.com>
Date: Mon, 2 Dec 2024 15:18:27 +0100
Subject: [PATCH] a bit more sync

---
 src/dotnet/opennurbs/opennurbs_viewport.cs | 10 ++++++++++
 src/dotnet/rhino/rhinosdkobject.cs         |  4 ++--
 src/librhino3dm_native/on_math.cpp         |  3 +--
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/dotnet/opennurbs/opennurbs_viewport.cs b/src/dotnet/opennurbs/opennurbs_viewport.cs
index 871344c3..69bd9d90 100644
--- a/src/dotnet/opennurbs/opennurbs_viewport.cs
+++ b/src/dotnet/opennurbs/opennurbs_viewport.cs
@@ -233,6 +233,16 @@ public bool ChangeToParallelProjection(bool symmetricFrustum)
       return UnsafeNativeMethods.ON_Viewport_ChangeToParallelProjection(ptr_this, symmetricFrustum);
     }
 
+    /// <summary>
+    /// When a viewport is set to Parallel Reflected projection, the geometry on the ceiling is shown as if it is mirrored to the floor below.
+    /// </summary>
+    /// <returns>true if successful</returns>
+    public bool ChangeToParallelReflectedProjection()
+    {
+      IntPtr ptr_this = NonConstPointer();
+      return UnsafeNativeMethods.ON_Viewport_ChangeToParallelReflectedProjection(ptr_this);
+    }
+
     /// <summary>
     /// Use this function to change projections of valid viewports
     /// from parallel to perspective.  It will make common additional
diff --git a/src/dotnet/rhino/rhinosdkobject.cs b/src/dotnet/rhino/rhinosdkobject.cs
index 2943a0b2..69c25061 100644
--- a/src/dotnet/rhino/rhinosdkobject.cs
+++ b/src/dotnet/rhino/rhinosdkobject.cs
@@ -2270,7 +2270,7 @@ public bool HasCustomRenderMeshes(MeshType mt, ViewportInfo vp, ref RenderMeshPr
 
       uint f = (uint)flags;
 
-        f |= 8 /*RenderMeshProvider.Flags.IsDocumentObject*/;
+      f |= 8 /*RenderMeshProvider.Flags.IsDocumentObject*/;
 
       IntPtr ptrViewport = (vp != null) ? vp.ConstPointer() : IntPtr.Zero;
 
@@ -2307,7 +2307,7 @@ public RenderMeshes RenderMeshes(MeshType mt, ViewportInfo vp, List<DocObjects.I
       if (Document == null)
         return null;
 
-      var primitives = new RenderMeshes(Document, Id, Guid.Empty, 0);
+      var primitives = new RenderMeshes(Document, Id, Guid.Empty, 0, (uint)flags);
 
       uint f = (uint)flags;
 
diff --git a/src/librhino3dm_native/on_math.cpp b/src/librhino3dm_native/on_math.cpp
index 5c3f95a0..ec03d0f3 100644
--- a/src/librhino3dm_native/on_math.cpp
+++ b/src/librhino3dm_native/on_math.cpp
@@ -73,7 +73,6 @@ RH_C_FUNCTION double ON_Integrate_1D(void* func, void* context, ON_INTERVAL_STRU
   return 0.0;
 }
 
-
 RH_C_FUNCTION double ON_Integrate_1D_Curve(void* func, void* context, const ON_Curve* curve, double relative_tolerance, double absolute_tolerance, double* error_bound)
 {
   if (curve && func && context)
@@ -105,4 +104,4 @@ RH_C_FUNCTION double ON_Integrate_2D_Surface(void* func, void* context, const ON
   // DALE LEAR thinks you should return ON_DBL_QNAN if the input is bogus
   return 0.0;
 }
-#endif
+#endif
\ No newline at end of file