added layers for rectangle, cuboid, cylinder and sphere

Assets/Resources/Prefabs/Facts/Cuboid.prefab

@@ -10,7 +10,7 @@ GameObject:
   m_Component:
   - component: {fileID: 3390467403729316765}
   - component: {fileID: 6950663371922587874}
-  m_Layer: 15
+  m_Layer: 26
   m_Name: Cuboid
   m_TagString: Selectable
   m_Icon: {fileID: 0}
@@ -67,7 +67,7 @@ GameObject:
   - component: {fileID: 5986843358289336505}
   - component: {fileID: 7177577245137766670}
   - component: {fileID: 2586578973517344970}
-  m_Layer: 10
+  m_Layer: 26
   m_Name: LabelText
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -254,7 +254,7 @@ GameObject:
   - component: {fileID: 5831357366368800904}
   - component: {fileID: 7650278115114718330}
   - component: {fileID: 1525151776347487752}
-  m_Layer: 15
+  m_Layer: 26
   m_Name: Cube
   m_TagString: Untagged
   m_Icon: {fileID: 0}

Assets/Resources/Prefabs/Facts/Cylinder.prefab

@@ -11,7 +11,7 @@ GameObject:
   - component: {fileID: 6247848413542547290}
   - component: {fileID: 2803381884781347863}
   - component: {fileID: 6081132167704541829}
-  m_Layer: 0
+  m_Layer: 25
   m_Name: Cylinder
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -93,7 +93,7 @@ GameObject:
   m_Component:
   - component: {fileID: 3390467403729316765}
   - component: {fileID: 6950663371922587874}
-  m_Layer: 15
+  m_Layer: 25
   m_Name: Cylinder
   m_TagString: Selectable
   m_Icon: {fileID: 0}
@@ -151,7 +151,7 @@ GameObject:
   - component: {fileID: 5986843358289336505}
   - component: {fileID: 7177577245137766670}
   - component: {fileID: 2586578973517344970}
-  m_Layer: 10
+  m_Layer: 25
   m_Name: LabelText
   m_TagString: Untagged
   m_Icon: {fileID: 0}

Assets/Resources/Prefabs/Facts/Rectangle.prefab

@@ -11,7 +11,7 @@ GameObject:
   - component: {fileID: 3390467403729316765}
   - component: {fileID: 1812690906255965161}
   - component: {fileID: 6950663371922587874}
-  m_Layer: 15
+  m_Layer: 23
   m_Name: Rectangle
   m_TagString: Selectable
   m_Icon: {fileID: 0}
@@ -78,7 +78,7 @@ MonoBehaviour:
   Hint: {fileID: 2100000, guid: 8621b710d7d1d5041bc6bfd0cc37cdff, type: 2}
   Solution: {fileID: 2100000, guid: 2a003f0807acc1142965bb21bdc824f6, type: 2}
   renderer:
-  - {fileID: 0}
+  - {fileID: 6517075380011649605}
 --- !u!1 &7399997364077007465
 GameObject:
   m_ObjectHideFlags: 0
@@ -90,7 +90,7 @@ GameObject:
   - component: {fileID: 6990040153469839674}
   - component: {fileID: 8042990558578607756}
   - component: {fileID: 5361971246579526846}
-  m_Layer: 0
+  m_Layer: 23
   m_Name: PlaneDown
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -173,7 +173,7 @@ GameObject:
   - component: {fileID: 2727348597328184922}
   - component: {fileID: 3597909010427076542}
   - component: {fileID: 6517075380011649605}
-  m_Layer: 0
+  m_Layer: 23
   m_Name: PlaneUp
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -257,7 +257,7 @@ GameObject:
   - component: {fileID: 5986843358289336505}
   - component: {fileID: 7177577245137766670}
   - component: {fileID: 2586578973517344970}
-  m_Layer: 10
+  m_Layer: 23
   m_Name: LabelText
   m_TagString: Untagged
   m_Icon: {fileID: 0}

Assets/Resources/Prefabs/Facts/Sphere.prefab

@@ -11,7 +11,7 @@ GameObject:
   - component: {fileID: 1380396336186306334}
   - component: {fileID: 4239463486727728565}
   - component: {fileID: 1073589650764508292}
-  m_Layer: 15
+  m_Layer: 24
   m_Name: SphereVisual
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -93,7 +93,7 @@ GameObject:
   m_Component:
   - component: {fileID: 3390467403729316765}
   - component: {fileID: 6950663371922587874}
-  m_Layer: 15
+  m_Layer: 24
   m_Name: Sphere
   m_TagString: Selectable
   m_Icon: {fileID: 0}
@@ -150,7 +150,7 @@ GameObject:
   - component: {fileID: 5986843358289336505}
   - component: {fileID: 7177577245137766670}
   - component: {fileID: 2586578973517344970}
-  m_Layer: 10
+  m_Layer: 24
   m_Name: LabelText
   m_TagString: Untagged
   m_Icon: {fileID: 0}

Assets/Scenes/Worlds/RiverWorld.unity

@@ -60649,7 +60649,7 @@ PrefabInstance:
     - target: {fileID: 2258042202925325658, guid: b07552db700124a4680401e6fb94c186,
         type: 3}
       propertyPath: factLayerMask.m_Bits
-      value: 6355968
+      value: 132185088
       objectReference: {fileID: 0}
     - target: {fileID: 2267088185126138740, guid: b07552db700124a4680401e6fb94c186,
         type: 3}
@@ -63085,6 +63085,12 @@ PrefabInstance:
       value: 
       objectReference: {fileID: 3080888058940174091, guid: 389563c758e86d848b3341576b90b7e4,
         type: 3}
+    - target: {fileID: 6898471569945669422, guid: b07552db700124a4680401e6fb94c186,
+        type: 3}
+      propertyPath: PrefabDataConfig.Array.data[32]
+      value: 
+      objectReference: {fileID: 3080888058940174091, guid: 78a5636dd3b386a4e82a65390ad23c7d,
+        type: 3}
     - target: {fileID: 6898471569945669422, guid: b07552db700124a4680401e6fb94c186,
         type: 3}
       propertyPath: PrefabDataConfig.Array.data[33]
@@ -63557,6 +63563,12 @@ PrefabInstance:
       value: 
       objectReference: {fileID: 3080888058940174091, guid: 389563c758e86d848b3341576b90b7e4,
         type: 3}
+    - target: {fileID: 7743735189960969443, guid: b07552db700124a4680401e6fb94c186,
+        type: 3}
+      propertyPath: PrefabDataConfig.Array.data[32]
+      value: 
+      objectReference: {fileID: 3080888058940174091, guid: 78a5636dd3b386a4e82a65390ad23c7d,
+        type: 3}
     - target: {fileID: 7743735189960969443, guid: b07552db700124a4680401e6fb94c186,
         type: 3}
       propertyPath: PrefabDataConfig.Array.data[33]

Assets/Scripts/InteractionEngine/FactHandling/Facts/RectangleFact.cs

@@ -40,7 +40,31 @@ protected void calculate_vectors(){
 
         Position =  B + 0.5F*((A-B) + (C-B));
 
-        Rotation = Quaternion.LookRotation(Vector3.Cross((A-B), (C-B)), Vector3.up);
+        Vector3 cross = Vector3.Cross((A-B), (C-B));
+
+
+        float epsilon = 1E-9F;
+        float dot = Vector3.Dot(cross.normalized, Vector3.up.normalized);
+        float cosangle = dot / (cross.magnitude * Vector3.up.magnitude);
+        if (Mathf.Abs(cosangle) < epsilon || Mathf.Abs(cosangle - 180.0F) < epsilon){
+
+            //vectors are parallel
+            Vector3 initialForward = Vector3.forward;
+
+            // Project the normal vector onto the x-z plane
+            Vector3 projectedNormal = new Vector3(cross.x, 0, cross.z).normalized;
+
+            // Compute the angle between the initial forward direction and the projected normal
+            float angle = Vector3.SignedAngle(initialForward, projectedNormal, Vector3.up);
+
+            // Create the quaternion representing the rotation around the y-axis
+            Rotation = Quaternion.Euler(0, angle, 0);
+
+
+        }
+        else{
+            Rotation = Quaternion.LookRotation(cross, Vector3.up);
+        }
         //Rotation = Quaternion.LookRotation(forward, new Vector3(1.0F, 0.0F, 0.0F));
         
     }

ProjectSettings/TagManager.asset

@@ -35,10 +35,10 @@ TagManager:
   - SnapZone
   - Triangle
   - TriangularPrism
-  - 
-  - 
-  - 
-  - 
+  - Rectangle
+  - Sphere
+  - Cylinder
+  - Cuboid
   - 
   - 
   -