Basic fixes to run on MacOS

Author: andybak

Assets/Environment/Desert/M_BarrenSky.shader

@@ -53,7 +53,7 @@ Shader "VoidWorld/BarrenSky" {
             #define UNITY_PASS_FORWARDBASE
             #include "UnityCG.cginc"
             #pragma multi_compile_fwdbase
-            #pragma only_renderers d3d9 d3d11 glcore gles 
+            #pragma only_renderers d3d9 d3d11 glcore gles metal
             #pragma target 3.0
             uniform float4 _TimeEditor;
             uniform float4 _SkyColor;

Assets/Rendering/Depth_ESM.shader

@@ -68,12 +68,12 @@ Shader "Mogwai/Shadow/Depth_ESM"
 
 
             // Stores both linear and exponential depth in the shadow texture
-            float2 fragLinear (VertexOutput fragment) : SV_Target
+            float4 fragLinear (VertexOutput fragment) : SV_Target
             {
                 float depth = (length(fragment.worldPosition.xyz - _WorldSpaceCameraPos.xyz))*_ShadowInfo.x;
                 /// ESM, higher values increase quality, at the price of stability
                 float depth2 = INV_E_40 * exp(40*min(depth - 0.002, 1.0));
-                return float2(depth, depth2);
+                return float4(depth, depth2, 0, 0);
             }
             ENDCG
         }
@@ -123,13 +123,13 @@ Shader "Mogwai/Shadow/Depth_ESM"
                     }
 
                    // Stores both linear and exponential depth in the shadow texture
-                   float2 fragLinear (VertexOutput fragment) : SV_Target
+                   float4 fragLinear (VertexOutput fragment) : SV_Target
                    {
 
                      float depth = (length(fragment.worldPosition.xyz - _WorldSpaceCameraPos.xyz))*_ShadowInfo.x;
                      /// ESM, higher values increase quality, at the price of stability
                      float depth2 = INV_E_40 * exp(40*min(depth - 0.002, 1.0));
-                     return float2(depth, depth2);
+                     return float4(depth, depth2, 0, 0);
                    }
                     ENDCG
                 }

Assets/Scripts/model/util/NativeSpatial.cs

@@ -82,7 +82,14 @@ public NativeSpatial()
     {
         // We call this to ensure that the callback that allows debug statements from native is set up.
         FbxExporter.Setup();
-        spatialPartitionId = NativeSpatialFunction.AllocSpatialPartitioner(Vector3.up, Vector3.back);
+        try
+        {
+            spatialPartitionId = NativeSpatialFunction.AllocSpatialPartitioner(Vector3.up, Vector3.back);
+        }
+        catch (Exception e)
+        {
+            Debug.LogError("Failed to allocate spatial partitioner: " + e.Message);
+        }
     }
 
     /// <summary>

ProjectSettings/ProjectSettings.asset

@@ -235,7 +235,7 @@ PlayerSettings:
   iOSBackgroundModes: 0
   iOSMetalForceHardShadows: 0
   metalEditorSupport: 1
-  metalAPIValidation: 1
+  metalAPIValidation: 0
   iOSRenderExtraFrameOnPause: 1
   iosCopyPluginsCodeInsteadOfSymlink: 0
   appleDeveloperTeamID: