Invalid pointers no longer throw.

Jmangles · Jmangles · commit 9fc86bdf7820 · 2025-06-24T11:06:05.000-04:00
diff --git a/Runtime/Scripts/Interactivity/Playback/BehaviourEngine.cs b/Runtime/Scripts/Interactivity/Playback/BehaviourEngine.cs
@@ -103,15 +103,14 @@ public bool TryGetPointer(string pointerString, BehaviourEngineNode engineNode,
             try
             {
                 pointer = pointerResolver.GetPointer(pointerString, engineNode);
-                return true;
             }
             catch (Exception ex)
             {
-                Debug.LogWarning(ex);
+                Debug.LogException(ex); // Feeding in a really malformed pointerString could throw maybe?
 
-                pointer = default;
-                return false;
+                pointer = PointerHelpers.InvalidPointer();
             }
+            return !pointer.invalid;
         }
 
         public void SetAnimationWrapper(GLTFInteractivityAnimationWrapper wrapper, Animation animation)
diff --git a/Runtime/Scripts/Interactivity/Playback/Data/Helpers/Pointers.cs b/Runtime/Scripts/Interactivity/Playback/Data/Helpers/Pointers.cs
@@ -4,10 +4,18 @@
 using Unity.Mathematics;
 using UnityEngine;
 
-namespace UnityGLTF.Interactivity.Playback.Materials
+namespace UnityGLTF.Interactivity.Playback
 {
     public static class PointerHelpers
     {
+        public static Pointer<int> InvalidPointer()
+        {
+            return new Pointer<int>()
+            {
+                invalid = true
+            };
+        }
+
         public static Pointer<T> CreatePointer<T>(Action<T> setter, Func<T> getter, Func<T, T, float, T> evaluator)
         {
             return new Pointer<T>()
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/ActiveCameraPointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/ActiveCameraPointers.cs
@@ -45,7 +45,7 @@ public IPointer ProcessActiveCameraPointer(StringSpanReader reader)
             {
                 var a when a.Is("translation") => translation,
                 var a when a.Is("rotation") => rotation,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/AnimationPointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/AnimationPointers.cs
@@ -25,7 +25,8 @@ public static IPointer ProcessPointer(StringSpanReader reader, BehaviourEngineNo
         {
             reader.AdvanceToNextToken('/');
 
-            var nodeIndex = PointerResolver.GetIndexFromArgument(reader, engineNode);
+            if (!PointerResolver.TryGetIndexFromArgument(reader, engineNode, pointers, out int nodeIndex))
+                return PointerHelpers.InvalidPointer();
 
             var pointer = pointers[nodeIndex];
 
@@ -41,7 +42,7 @@ var a when a.Is(Pointers.MIN_TIME) => pointer.minTime,
                 var a when a.Is(Pointers.MAX_TIME) => pointer.maxTime,
                 var a when a.Is(Pointers.PLAYHEAD) => pointer.playhead,
                 var a when a.Is(Pointers.VIRTUAL_PLAYHEAD) => pointer.virtualPlayhead,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/CameraPointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/CameraPointers.cs
@@ -69,7 +69,8 @@ public static IPointer ProcessCameraPointer(StringSpanReader reader, BehaviourEn
         {
             reader.AdvanceToNextToken('/');
 
-            var nodeIndex = PointerResolver.GetIndexFromArgument(reader, engineNode);
+            if (!PointerResolver.TryGetIndexFromArgument(reader, engineNode, pointers, out int nodeIndex))
+                return PointerHelpers.InvalidPointer();
 
             var pointer = pointers[nodeIndex];
 
@@ -80,7 +81,7 @@ public static IPointer ProcessCameraPointer(StringSpanReader reader, BehaviourEn
             {
                 var a when a.Is("orthographic") => ProcessOrthographicPointer(reader, pointer),
                 var a when a.Is("perspective") => ProcessPerspectivePointer(reader, pointer),
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -95,7 +96,7 @@ var a when a.Is("aspectRatio") => pointer.perspectiveAspectRatio,
                 var a when a.Is("yfov") => pointer.perspectiveYFov,
                 var a when a.Is("zfar") => pointer.zFar,
                 var a when a.Is("znear") => pointer.zNear,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -110,7 +111,7 @@ var a when a.Is("xmag") => pointer.orthographicXMag,
                 var a when a.Is("ymag") => pointer.orthographicYMag,
                 var a when a.Is("zfar") => pointer.zFar,
                 var a when a.Is("znear") => pointer.zNear,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/BaseColor.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/BaseColor.cs
@@ -41,7 +41,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, BaseCol
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Clearcoat.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Clearcoat.cs
@@ -42,7 +42,7 @@ var a when a.Is("clearcoatRoughnessTexture") => ClearcoatRoughnessPointers.Proce
                 // TODO: This property is not mentioned anywhere in the PBRGraph UnityGLTF shader so I didn't include it.
                 //var a when a.Is("clearcoatNormalTexture") => ,
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -58,7 +58,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Clearco
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/ClearcoatRoughness.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/ClearcoatRoughness.cs
@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Clearco
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Emissive.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Emissive.cs
@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Emissiv
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Iridescence.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Iridescence.cs
@@ -44,7 +44,7 @@ var a when a.Is("iridescenceThicknessMaximum") => matPointer.iridescenceThicknes
                 var a when a.Is("iridescenceTexture") => ProcessExtensionsPointer(reader, matPointer.iridescencePointers),
                 var a when a.Is("iridescenceThicknessTexture") => IridescenceThicknessPointers.ProcessExtensionsPointer(reader, matPointer.iridescenceThicknessPointers),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -60,7 +60,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Iridesc
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/IridescenceThickness.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/IridescenceThickness.cs
@@ -42,7 +42,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Iridesc
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/MaterialPointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/MaterialPointers.cs
@@ -78,7 +78,8 @@ public static IPointer ProcessMaterialPointer(StringSpanReader reader, Behaviour
         {
             reader.AdvanceToNextToken('/');
 
-            var nodeIndex = PointerResolver.GetIndexFromArgument(reader, engineNode);
+            if (!PointerResolver.TryGetIndexFromArgument(reader, engineNode, pointers, out int nodeIndex))
+                return PointerHelpers.InvalidPointer();
 
             var pointer = pointers[nodeIndex];
 
@@ -94,7 +95,7 @@ var a when a.Is("occlusionTexture") => ProcessOcclusionMapPointer(reader, pointe
                 var a when a.Is("emissiveTexture") => ProcessEmissiveMapPointer(reader, pointer),
                 var a when a.Is("pbrMetallicRoughness") => ProcessPBRMetallicRoughnessPointer(reader, pointer),
                 var a when a.Is("extensions") => ProcessExtensionPointer(reader, pointer),
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -110,7 +111,7 @@ var a when a.Is("baseColorTexture") => BaseColorPointers.ProcessExtensionsPointe
                 var a when a.Is("metallicRoughnessTexture") => MetallicRoughnessPointers.ProcessExtensionsPointer(reader, matPointer.metallicRoughnessPointers),
                 var a when a.Is("metallicFactor") => matPointer.metallicRoughnessPointers.metallicFactor,
                 var a when a.Is("roughnessFactor") => matPointer.metallicRoughnessPointers.roughnessFactor,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -123,7 +124,7 @@ private static IPointer ProcessOcclusionMapPointer(StringSpanReader reader, Mate
             {
                 var a when a.Is("strength") => matPointer.occlusionPointers.occlusionStrength,
                 var a when a.Is("extensions") => OcclusionPointers.ProcessExtensionsPointer(reader, matPointer.occlusionPointers),
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -136,7 +137,7 @@ private static IPointer ProcessNormalMapPointer(StringSpanReader reader, Materia
             {
                 var a when a.Is("scale") => matPointer.normalPointers.normalScale,
                 var a when a.Is("extensions") => NormalPointers.ProcessExtensionsPointer(reader, matPointer.normalPointers),
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -148,7 +149,7 @@ private static IPointer ProcessEmissiveMapPointer(StringSpanReader reader, Mater
             return reader.AsReadOnlySpan() switch
             {
                 var a when a.Is("extensions") => EmissivePointers.ProcessExtensionsPointer(reader, matPointer.emissivePointers),
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -168,7 +169,7 @@ var a when a.Is("KHR_materials_specular") => SpecularPointers.ProcessPointer(rea
                 var a when a.Is("KHR_materials_transmission") => TransmissionPointers.ProcessPointer(reader, matPointer),
                 var a when a.Is("KHR_materials_volume") => ThicknessPointers.ProcessPointer(reader, matPointer),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/MetallicRoughness.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/MetallicRoughness.cs
@@ -44,7 +44,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Metalli
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Normal.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Normal.cs
@@ -41,7 +41,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, NormalP
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Occlusion.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Occlusion.cs
@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Occlusi
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Sheen.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Sheen.cs
@@ -39,7 +39,7 @@ var a when a.Is("sheenRoughnessFactor") => matPointer.sheenRoughnessPointers.fac
                 var a when a.Is("sheenColorTexture") => ProcessExtensionsPointer(reader, matPointer.sheenPointers),
                 var a when a.Is("sheenRoughnessTexture") => SheenRoughnessPointers.ProcessExtensionsPointer(reader, matPointer.sheenRoughnessPointers),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -55,7 +55,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, SheenPo
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/SheenRoughness.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/SheenRoughness.cs
@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, SheenRo
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Specular.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Specular.cs
@@ -39,7 +39,7 @@ var a when a.Is("specularColorFactor") => matPointer.specularColorPointers.specu
                 var a when a.Is("specularTexture") => ProcessExtensionsPointer(reader, matPointer.specularPointers),
                 var a when a.Is("specularColorTexture") => SpecularColorPointers.ProcessExtensionsPointer(reader, matPointer.specularColorPointers),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -55,7 +55,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Specula
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/SpecularColor.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/SpecularColor.cs
@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Specula
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Thickness.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Thickness.cs
@@ -39,7 +39,7 @@ var a when a.Is("attenuationDistance") => matPointer.attenuationDistance,
                 var a when a.Is("attenuationColor") => matPointer.attenuationColor,
                 var a when a.Is("thicknessTexture") => ProcessExtensionsPointer(reader, matPointer.thicknessPointers),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -55,7 +55,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Thickne
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Transmission.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Materials/Transmission.cs
@@ -37,7 +37,7 @@ public static IPointer ProcessPointer(StringSpanReader reader, MaterialPointers
                 var a when a.Is("transmissionFactor") => matPointer.transmissionPointers.transmissionFactor,
                 var a when a.Is("transmissionTexture") => ProcessExtensionsPointer(reader, matPointer.transmissionPointers),
 
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
 
@@ -53,7 +53,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Transmi
                 var a when a.Is("offset") => pointers.transformPointers.offset,
                 var a when a.Is("rotation") => pointers.transformPointers.rotation,
                 var a when a.Is("scale") => pointers.transformPointers.scale,
-                _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),
+                _ => PointerHelpers.InvalidPointer(),
             };
         }
     }
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/MeshPointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/MeshPointers.cs
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/NodePointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/NodePointers.cs
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/PointerResolver.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/PointerResolver.cs
diff --git a/Runtime/Scripts/Interactivity/Playback/Pointers/Pointers.cs b/Runtime/Scripts/Interactivity/Playback/Pointers/Pointers.cs

Original file line number	Diff line number	Diff line change
`@@ -103,15 +103,14 @@ public bool TryGetPointer(string pointerString, BehaviourEngineNode engineNode,`
`103`	`103`	`try`
`104`	`104`	`{`
`105`	`105`	`pointer = pointerResolver.GetPointer(pointerString, engineNode);`
`106`		`- return true;`
`107`	`106`	`}`
`108`	`107`	`catch (Exception ex)`
`109`	`108`	`{`
`110`		`- Debug.LogWarning(ex);`
	`109`	`+ Debug.LogException(ex); // Feeding in a really malformed pointerString could throw maybe?`
`111`	`110`
`112`		`- pointer = default;`
`113`		`- return false;`
	`111`	`+ pointer = PointerHelpers.InvalidPointer();`
`114`	`112`	`}`
	`113`	`+ return !pointer.invalid;`
`115`	`114`	`}`
`116`	`115`
`117`	`116`	`public void SetAnimationWrapper(GLTFInteractivityAnimationWrapper wrapper, Animation animation)`
Original file line number	Diff line number	Diff line change
`@@ -4,10 +4,18 @@`
`4`	`4`	`using Unity.Mathematics;`
`5`	`5`	`using UnityEngine;`
`6`	`6`
`7`		`-namespace UnityGLTF.Interactivity.Playback.Materials`
	`7`	`+namespace UnityGLTF.Interactivity.Playback`
`8`	`8`	`{`
`9`	`9`	`public static class PointerHelpers`
`10`	`10`	`{`
	`11`	`+ public static Pointer<int> InvalidPointer()`
	`12`	`+ {`
	`13`	`+ return new Pointer<int>()`
	`14`	`+ {`
	`15`	`+ invalid = true`
	`16`	`+ };`
	`17`	`+ }`
	`18`	`+`
`11`	`19`	`public static Pointer<T> CreatePointer<T>(Action<T> setter, Func<T> getter, Func<T, T, float, T> evaluator)`
`12`	`20`	`{`
`13`	`21`	`return new Pointer<T>()`
Original file line number	Diff line number	Diff line change
`@@ -45,7 +45,7 @@ public IPointer ProcessActiveCameraPointer(StringSpanReader reader)`
`45`	`45`	`{`
`46`	`46`	`var a when a.Is("translation") => translation,`
`47`	`47`	`var a when a.Is("rotation") => rotation,`
`48`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`48`	`+ _ => PointerHelpers.InvalidPointer(),`
`49`	`49`	`};`
`50`	`50`	`}`
`51`	`51`	`}`
Original file line number	Diff line number	Diff line change
`@@ -25,7 +25,8 @@ public static IPointer ProcessPointer(StringSpanReader reader, BehaviourEngineNo`
`25`	`25`	`{`
`26`	`26`	`reader.AdvanceToNextToken('/');`
`27`	`27`
`28`		`- var nodeIndex = PointerResolver.GetIndexFromArgument(reader, engineNode);`
	`28`	`+ if (!PointerResolver.TryGetIndexFromArgument(reader, engineNode, pointers, out int nodeIndex))`
	`29`	`+ return PointerHelpers.InvalidPointer();`
`29`	`30`
`30`	`31`	`var pointer = pointers[nodeIndex];`
`31`	`32`
`@@ -41,7 +42,7 @@ var a when a.Is(Pointers.MIN_TIME) => pointer.minTime,`
`41`	`42`	`var a when a.Is(Pointers.MAX_TIME) => pointer.maxTime,`
`42`	`43`	`var a when a.Is(Pointers.PLAYHEAD) => pointer.playhead,`
`43`	`44`	`var a when a.Is(Pointers.VIRTUAL_PLAYHEAD) => pointer.virtualPlayhead,`
`44`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`45`	`+ _ => PointerHelpers.InvalidPointer(),`
`45`	`46`	`};`
`46`	`47`	`}`
`47`	`48`	`}`
Original file line number	Diff line number	Diff line change
`@@ -69,7 +69,8 @@ public static IPointer ProcessCameraPointer(StringSpanReader reader, BehaviourEn`
`69`	`69`	`{`
`70`	`70`	`reader.AdvanceToNextToken('/');`
`71`	`71`
`72`		`- var nodeIndex = PointerResolver.GetIndexFromArgument(reader, engineNode);`
	`72`	`+ if (!PointerResolver.TryGetIndexFromArgument(reader, engineNode, pointers, out int nodeIndex))`
	`73`	`+ return PointerHelpers.InvalidPointer();`
`73`	`74`
`74`	`75`	`var pointer = pointers[nodeIndex];`
`75`	`76`
`@@ -80,7 +81,7 @@ public static IPointer ProcessCameraPointer(StringSpanReader reader, BehaviourEn`
`80`	`81`	`{`
`81`	`82`	`var a when a.Is("orthographic") => ProcessOrthographicPointer(reader, pointer),`
`82`	`83`	`var a when a.Is("perspective") => ProcessPerspectivePointer(reader, pointer),`
`83`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`84`	`+ _ => PointerHelpers.InvalidPointer(),`
`84`	`85`	`};`
`85`	`86`	`}`
`86`	`87`
`@@ -95,7 +96,7 @@ var a when a.Is("aspectRatio") => pointer.perspectiveAspectRatio,`
`95`	`96`	`var a when a.Is("yfov") => pointer.perspectiveYFov,`
`96`	`97`	`var a when a.Is("zfar") => pointer.zFar,`
`97`	`98`	`var a when a.Is("znear") => pointer.zNear,`
`98`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`99`	`+ _ => PointerHelpers.InvalidPointer(),`
`99`	`100`	`};`
`100`	`101`	`}`
`101`	`102`
`@@ -110,7 +111,7 @@ var a when a.Is("xmag") => pointer.orthographicXMag,`
`110`	`111`	`var a when a.Is("ymag") => pointer.orthographicYMag,`
`111`	`112`	`var a when a.Is("zfar") => pointer.zFar,`
`112`	`113`	`var a when a.Is("znear") => pointer.zNear,`
`113`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`114`	`+ _ => PointerHelpers.InvalidPointer(),`
`114`	`115`	`};`
`115`	`116`	`}`
`116`	`117`	`}`
Original file line number	Diff line number	Diff line change
`@@ -41,7 +41,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, BaseCol`
`41`	`41`	`var a when a.Is("offset") => pointers.transformPointers.offset,`
`42`	`42`	`var a when a.Is("rotation") => pointers.transformPointers.rotation,`
`43`	`43`	`var a when a.Is("scale") => pointers.transformPointers.scale,`
`44`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`44`	`+ _ => PointerHelpers.InvalidPointer(),`
`45`	`45`	`};`
`46`	`46`	`}`
`47`	`47`	`}`
Original file line number	Diff line number	Diff line change
`@@ -42,7 +42,7 @@ var a when a.Is("clearcoatRoughnessTexture") => ClearcoatRoughnessPointers.Proce`
`42`	`42`	`// TODO: This property is not mentioned anywhere in the PBRGraph UnityGLTF shader so I didn't include it.`
`43`	`43`	`//var a when a.Is("clearcoatNormalTexture") => ,`
`44`	`44`
`45`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`45`	`+ _ => PointerHelpers.InvalidPointer(),`
`46`	`46`	`};`
`47`	`47`	`}`
`48`	`48`
`@@ -58,7 +58,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Clearco`
`58`	`58`	`var a when a.Is("offset") => pointers.transformPointers.offset,`
`59`	`59`	`var a when a.Is("rotation") => pointers.transformPointers.rotation,`
`60`	`60`	`var a when a.Is("scale") => pointers.transformPointers.scale,`
`61`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`61`	`+ _ => PointerHelpers.InvalidPointer(),`
`62`	`62`	`};`
`63`	`63`	`}`
`64`	`64`	`}`
Original file line number	Diff line number	Diff line change
`@@ -39,7 +39,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Clearco`
`39`	`39`	`var a when a.Is("offset") => pointers.transformPointers.offset,`
`40`	`40`	`var a when a.Is("rotation") => pointers.transformPointers.rotation,`
`41`	`41`	`var a when a.Is("scale") => pointers.transformPointers.scale,`
`42`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`42`	`+ _ => PointerHelpers.InvalidPointer(),`
`43`	`43`	`};`
`44`	`44`	`}`
`45`	`45`	`}`
Original file line number	Diff line number	Diff line change
`@@ -44,7 +44,7 @@ var a when a.Is("iridescenceThicknessMaximum") => matPointer.iridescenceThicknes`
`44`	`44`	`var a when a.Is("iridescenceTexture") => ProcessExtensionsPointer(reader, matPointer.iridescencePointers),`
`45`	`45`	`var a when a.Is("iridescenceThicknessTexture") => IridescenceThicknessPointers.ProcessExtensionsPointer(reader, matPointer.iridescenceThicknessPointers),`
`46`	`46`
`47`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`47`	`+ _ => PointerHelpers.InvalidPointer(),`
`48`	`48`	`};`
`49`	`49`	`}`
`50`	`50`
`@@ -60,7 +60,7 @@ public static IPointer ProcessExtensionsPointer(StringSpanReader reader, Iridesc`
`60`	`60`	`var a when a.Is("offset") => pointers.transformPointers.offset,`
`61`	`61`	`var a when a.Is("rotation") => pointers.transformPointers.rotation,`
`62`	`62`	`var a when a.Is("scale") => pointers.transformPointers.scale,`
`63`		`- _ => throw new InvalidOperationException($"Property {reader.ToString()} is unsupported at this time!"),`
	`63`	`+ _ => PointerHelpers.InvalidPointer(),`
`64`	`64`	`};`
`65`	`65`	`}`
`66`	`66`	`}`