Second commit

Assets/Tremble/Materials/Clip.shader

@@ -0,0 +1,38 @@
+// 
+// This file is part of the Tremble package by Tiny Goose.
+// Copyright (c) 2024 TinyGoose Ltd., All Rights Reserved.
+//
+
+Shader "Unlit/NoDraw"
+{
+    // This is an incredibly dumb shader, until such time as I can split render and collision
+    // meshes up easily. It just discards all pixels thrown at it :)
+    
+    Properties
+    {
+    }
+    SubShader
+    {
+        Tags { "RenderType"="Opaque" "ForceNoShadowCasting"="On" }
+        LOD 100
+
+        Pass
+        {
+            CGPROGRAM
+            
+            #pragma vertex EmptyVertex
+            #pragma fragment EmptyFragment
+            
+            // Do literally nothing
+            void EmptyVertex() { }
+
+            // Discard all pixels, or failing that output a transparent one
+            fixed4 EmptyFragment() : SV_Target
+            {
+                discard;
+                return fixed4(0., 0., 0., 0.); // Required on Metal
+            }
+            ENDCG
+        }
+    }
+}