include gltf shader in build + add TODO list

3d-generation-pipeline/README.md

@@ -26,3 +26,4 @@
 
 ### Notes
 * TRELLIS: added functionality to specify texture baking optimisation total steps as an argument (`texture_opt_total_steps`), to replace the hardcoded 2500. But this is not tracked in Git (because modified this https://github.com/IgorAherne/trellis-stable-projectorz/releases/tag/latest)
+* Custom Shader Variant Collection to include glTF-pbrMetallicRoughness shader in build

Assets/_PROJECT/glTFPbrMetallicRoughness.shadervariants

@@ -0,0 +1,14 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!200 &20000000
+ShaderVariantCollection:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: glTFPbrMetallicRoughness
+  m_Shaders:
+  - first: {fileID: -6465566751694194690, guid: b9d29dfa1474148e792ac720cbd45122,
+      type: 3}
+    second:
+      variants: []

Assets/_PROJECT/glTFPbrMetallicRoughness.shadervariants.meta

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