PBR extension: clearcoat

assets/example_meshes/gltf/ClearCoatCarPaint/ClearCoatCarPaint.gltf

@@ -0,0 +1,173 @@
+{
+    "asset": {
+        "version": "2.0",
+        "generator": "babylon.js glTF exporter for 3dsmax 2022 v20220210.4",
+        "copyright": "CC0, No Rights Reserved. Model and texture created by Eric Chadwick"
+    },
+    "extensionsUsed": [
+        "KHR_texture_transform",
+        "KHR_materials_clearcoat"
+    ],
+    "extensionsRequired": [
+        "KHR_texture_transform",
+        "KHR_materials_clearcoat"
+    ],
+    "scene": 0,
+    "scenes": [
+        {
+            "nodes": [
+                0
+            ]
+        }
+    ],
+    "nodes": [
+        {
+            "mesh": 0,
+            "translation": [
+                0.0,
+                0.5,
+                0.0
+            ],
+            "name": "Sphere"
+        }
+    ],
+    "meshes": [
+        {
+            "primitives": [
+                {
+                    "attributes": {
+                        "POSITION": 1,
+                        "NORMAL": 2,
+                        "TEXCOORD_0": 3
+                    },
+                    "indices": 0,
+                    "material": 0
+                }
+            ],
+            "name": "Sphere"
+        }
+    ],
+    "accessors": [
+        {
+            "bufferView": 0,
+            "componentType": 5123,
+            "count": 9216,
+            "type": "SCALAR",
+            "name": "accessorIndices"
+        },
+        {
+            "bufferView": 1,
+            "componentType": 5126,
+            "count": 1728,
+            "max": [
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+                0.4901544,
+                0.5000792
+            ],
+            "min": [
+                -0.5000792,
+                -0.490154475,
+                -0.5000792
+            ],
+            "type": "VEC3",
+            "name": "accessorPositions"
+        },
+        {
+            "bufferView": 1,
+            "byteOffset": 20736,
+            "componentType": 5126,
+            "count": 1728,
+            "type": "VEC3",
+            "name": "accessorNormals"
+        },
+        {
+            "bufferView": 2,
+            "componentType": 5126,
+            "count": 1728,
+            "type": "VEC2",
+            "name": "accessorUVs"
+        }
+    ],
+    "bufferViews": [
+        {
+            "buffer": 0,
+            "byteLength": 18432,
+            "name": "bufferViewScalar",
+            "target": 34963
+        },
+        {
+            "buffer": 0,
+            "byteOffset": 18432,
+            "byteLength": 41472,
+            "byteStride": 12,
+            "name": "bufferViewFloatVec3",
+            "target": 34962
+        },
+        {
+            "buffer": 0,
+            "byteOffset": 59904,
+            "byteLength": 13824,
+            "byteStride": 8,
+            "name": "bufferViewFloatVec2",
+            "target": 34962
+        }
+    ],
+    "buffers": [
+        {
+            "uri": "ClearCoatCarPaint.bin",
+            "byteLength": 73728
+        }
+    ],
+    "materials": [
+        {
+            "pbrMetallicRoughness": {
+                "baseColorFactor": [
+                    0.7,
+                    0,
+                    0,
+                    1
+                ],
+                "metallicFactor": 0.3,
+                "roughnessFactor": 0.4
+            },
+            "normalTexture": {
+                "index": 0,
+                "scale": 0.2,
+                "extensions": {
+                    "KHR_texture_transform": {
+                        "scale": [
+                            3,
+                            3
+                        ]
+                    }
+                }
+            },
+            "extensions": {
+                "KHR_materials_clearcoat": {
+                    "clearcoatFactor": 1,
+                    "clearcoatRoughnessFactor": 0
+                }
+            },
+            "doubleSided": false,
+            "name": "Clear Coat Car Paint"
+        }
+    ],
+    "textures": [
+        {
+            "sampler": 0,
+            "source": 0,
+            "name": "ClearCoatCarPaint_Normal.png"
+        }
+    ],
+    "images": [
+        {
+            "uri": "ClearCoatCarPaint_Normal.png"
+        }
+    ],
+    "samplers": [
+        {
+            "magFilter": 9729,
+            "minFilter": 9987
+        }
+    ]
+}

assets/example_meshes/gltf/ClearcoatWicker/ClearcoatWicker.gltf

@@ -0,0 +1,189 @@
+{
+    "asset": {
+        "version": "2.0",
+        "generator": "babylon.js glTF exporter for 3dsmax 2022 v20220210.4",
+        "copyright": "CC0, No Rights Reserved. Model and textures created by Eric Chadwick."
+    },
+    "extensionsUsed": [
+        "KHR_materials_clearcoat"
+    ],
+    "scene": 0,
+    "scenes": [
+        {
+            "nodes": [
+                0
+            ]
+        }
+    ],
+    "nodes": [
+        {
+            "mesh": 0,
+            "translation": [
+                0.0,
+                0.5,
+                0.0
+            ],
+            "name": "Sphere"
+        }
+    ],
+    "meshes": [
+        {
+            "primitives": [
+                {
+                    "attributes": {
+                        "POSITION": 1,
+                        "NORMAL": 2,
+                        "TEXCOORD_0": 3
+                    },
+                    "indices": 0,
+                    "material": 0
+                }
+            ],
+            "name": "Sphere"
+        }
+    ],
+    "accessors": [
+        {
+            "bufferView": 0,
+            "componentType": 5123,
+            "count": 9216,
+            "type": "SCALAR",
+            "name": "accessorIndices"
+        },
+        {
+            "bufferView": 1,
+            "componentType": 5126,
+            "count": 1728,
+            "max": [
+                0.5000792,
+                0.4901544,
+                0.5000792
+            ],
+            "min": [
+                -0.5000792,
+                -0.490154475,
+                -0.5000792
+            ],
+            "type": "VEC3",
+            "name": "accessorPositions"
+        },
+        {
+            "bufferView": 1,
+            "byteOffset": 20736,
+            "componentType": 5126,
+            "count": 1728,
+            "type": "VEC3",
+            "name": "accessorNormals"
+        },
+        {
+            "bufferView": 2,
+            "componentType": 5126,
+            "count": 1728,
+            "type": "VEC2",
+            "name": "accessorUVs"
+        }
+    ],
+    "bufferViews": [
+        {
+            "buffer": 0,
+            "byteLength": 18432,
+            "name": "bufferViewScalar",
+            "target": 34963
+        },
+        {
+            "buffer": 0,
+            "byteOffset": 18432,
+            "byteLength": 41472,
+            "byteStride": 12,
+            "name": "bufferViewFloatVec3",
+            "target": 34962
+        },
+        {
+            "buffer": 0,
+            "byteOffset": 59904,
+            "byteLength": 13824,
+            "byteStride": 8,
+            "name": "bufferViewFloatVec2",
+            "target": 34962
+        }
+    ],
+    "buffers": [
+        {
+            "uri": "ClearcoatWicker.bin",
+            "byteLength": 73728
+        }
+    ],
+    "materials": [
+        {
+            "pbrMetallicRoughness": {
+                "baseColorTexture": {
+                    "index": 0
+                },
+                "metallicFactor": 1,
+                "roughnessFactor": 1,
+                "metallicRoughnessTexture": {
+                    "index": 2
+                }
+            },
+            "occlusionTexture": {
+                "index": 2
+            },
+            "normalTexture": {
+                "index": 1,
+                "scale": 1
+            },
+            "extensions": {
+                "KHR_materials_clearcoat": {
+                    "clearcoatFactor": 1,
+                    "clearcoatNormalTexture": {
+                        "index": 3
+                    },
+                    "clearcoatRoughnessFactor": 0.1
+                }
+            },
+            "name": "ClearcoatWicker"
+        }
+    ],
+    "textures": [
+        {
+            "sampler": 0,
+            "source": 0,
+            "name": "wicker_basecolor.png"
+        },
+        {
+            "sampler": 0,
+            "source": 1,
+            "name": "wicker_normal.png"
+        },
+        {
+            "sampler": 0,
+            "source": 2,
+            "name": "wicker_occlusion-rough-metal.png"
+        },
+        {
+            "sampler": 0,
+            "source": 3,
+            "name": "clearcoat_normal.png"
+        }
+    ],
+    "images": [
+        {
+            "uri": "wicker_basecolor.png"
+        },
+        {
+            "uri": "wicker_normal.png"
+        },
+        {
+            "uri": "wicker_occlusion-rough-metal.png"
+        },
+        {
+            "uri": "clearcoat_normal.png"
+        }
+    ],
+    "samplers": [
+        {
+            "magFilter": 9729,
+            "minFilter": 9987
+        }
+    ]
+}