Merge pull request #4031 from bghgary/add-unlit-model

Add unlit boom box

Playground/scenes/BoomBox/UnlitBoomBox.gltf

@@ -0,0 +1,183 @@
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+  "asset": {
+    "generator": "glTF Tools for Unity",
+    "version": "2.0"
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+  "buffers": [
+    {
+      "uri": "BoomBox.bin",
+      "byteLength": 207816
+    }
+  ],
+  "extensionsUsed": [
+    "KHR_materials_unlit"
+  ],
+  "images": [
+    {
+      "uri": "BoomBox_baseColor.png"
+    },
+    {
+      "uri": "BoomBox_occlusionRoughnessMetallic.png"
+    },
+    {
+      "uri": "BoomBox_normal.png"
+    },
+    {
+      "uri": "BoomBox_emissive.png"
+    }
+  ],
+  "meshes": [
+    {
+      "primitives": [
+        {
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+            "TEXCOORD_0": 0,
+            "NORMAL": 1,
+            "TANGENT": 2,
+            "POSITION": 3
+          },
+          "indices": 4,
+          "material": 0
+        }
+      ],
+      "name": "BoomBox"
+    }
+  ],
+  "materials": [
+    {
+      "pbrMetallicRoughness": {
+        "baseColorTexture": {
+          "index": 0
+        },
+        "metallicRoughnessTexture": {
+          "index": 1
+        }
+      },
+      "normalTexture": {
+        "index": 2
+      },
+      "occlusionTexture": {
+        "index": 1
+      },
+      "emissiveFactor": [
+        1.0,
+        1.0,
+        1.0
+      ],
+      "emissiveTexture": {
+        "index": 3
+      },
+      "name": "BoomBox_Mat",
+      "extensions": {
+        "KHR_materials_unlit": {}
+      }
+    }
+  ],
+  "nodes": [
+    {
+      "mesh": 0,
+      "rotation": [
+        0.0,
+        1.0,
+        0.0,
+        0.0
+      ],
+      "scale": [ 1, 1, 1 ],
+      "name": "BoomBox"
+    }
+  ],
+  "scene": 0,
+  "scenes": [
+    {
+      "nodes": [
+        0
+      ]
+    }
+  ],
+  "textures": [
+    {
+      "name": "baseColor",
+      "source": 0
+    },
+    {
+      "name": "occlusionRoughnessMetallic",
+      "source": 1
+    },
+    {
+      "name": "normal",
+      "source": 2
+    },
+    {
+      "name": "emissive",
+      "source": 3
+    }
+  ]
+}