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Example of using the UsdSemantics schema
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‎extras/usd/examples/usdSemanticsExamples/bookshelf.usda‎

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#usda 1.0
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(
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doc = "This layer represents an example of using UsdSemantics"
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upAxis = "Y"
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startTimeCode = 0
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endTimeCode = 200
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)
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def Xform "Booshelf" (
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apiSchemas = ["SemanticsLabelsAPI:category", "SemanticsLabelsAPI:style"]
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)
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{
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token[] semantics:labels:category = ["furniture", "cabinet"]
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token[] semantics:labels:style = ["modern", "chic"]
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double3 xformOp:translate = (0, 100.87384788680441, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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def Xform "Shelves" (
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apiSchemas = ["SemanticsLabelsAPI:category"]
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)
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{
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token[] semantics:labels:category = ["horizontal shelving"]
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double3 xformOp:translate = (113, 0, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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def Cube "shelf_geo_01" (
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apiSchemas = ["MaterialBindingAPI", "SemanticsLabelsAPI:state"]
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)
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{
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token[] semantics:labels:state.timeSamples = {
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0: ["empty"],
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50: ["partially full"],
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100: ["full"]
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}
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (0.9999999999999999, 0.0773693394230031, 0.7625704657327257)
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double3 xformOp:translate = (-113, 70.05470741643151, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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def Cube "shelf_geo_02" (
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apiSchemas = ["MaterialBindingAPI", "SemanticsLabelsAPI:state"]
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)
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{
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token[] semantics:labels:state = ["partially full"]
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (0.9999999999999999, 0.0773693394230031, 0.7625704657327257)
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double3 xformOp:translate = (-113, 28.205436432969066, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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def Cube "shelf_geo_03" (
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apiSchemas = ["MaterialBindingAPI", "SemanticsLabelsAPI:state"]
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)
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{
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token[] semantics:labels:state = ["full"]
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (0.9999999999999999, 0.0773693394230031, 0.7625704657327257)
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double3 xformOp:translate = (-113, -14.418843141218574, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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def Cube "shelf_geo_04" (
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apiSchemas = ["MaterialBindingAPI"]
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)
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{
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (0.9999999999999999, 0.0773693394230031, 0.7625704657327257)
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double3 xformOp:translate = (-113, -57.934833429151425, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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def Cube "shelf_geo_05" (
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apiSchemas = ["MaterialBindingAPI"]
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)
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{
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (0.9999999999999999, 0.0773693394230031, 0.7625704657327257)
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double3 xformOp:translate = (-113, -99.27174085182759, 0)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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}
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def Cube "bookshelf_geo" (
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apiSchemas = ["MaterialBindingAPI"]
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)
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{
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float3[] extent = [(-50, -50, -50), (50, 50, 50)]
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rel material:binding = </looks/wood> (
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bindMaterialAs = "weakerThanDescendants"
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)
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double size = 100
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double3 xformOp:scale = (1.0484495248498045, 1.991987664077115, 0.13958063483880567)
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uniform token[] xformOpOrder = ["xformOp:translate", "xformOp:rotateXYZ", "xformOp:scale"]
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}
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}
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def Scope "looks"
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{
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def Material "wood" (
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apiSchemas = ["SemanticsLabelsAPI:material"]
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)
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{
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token[] semantics:labels:material = ["wood", "oak", "American White Oak"]
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token outputs:displacement.connect = </looks/wood/Shader.outputs:displacement>
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token outputs:surface.connect = </looks/wood/Shader.outputs:surface>
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def Shader "Shader"
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{
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uniform token info:id = "UsdPreviewSurface"
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float inputs:clearcoat = 0
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float inputs:clearcoatRoughness = 0.01
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color3f inputs:diffuseColor = (0.5145, 0.3639, 0.229) (
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renderType = "color"
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)
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float inputs:displacement = 0
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color3f inputs:emissiveColor = (0, 0, 0) (
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renderType = "color"
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)
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float inputs:ior = 1.5
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float inputs:metallic = 0
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normal3f inputs:normal = (0, 0, 1)
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float inputs:occlusion = 1
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float inputs:opacity = 1
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float inputs:opacityThreshold = 0 (
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connectability = "interfaceOnly"
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)
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float inputs:roughness = 0.5
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color3f inputs:specularColor = (0, 0, 0) (
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renderType = "color"
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)
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int inputs:useSpecularWorkflow = 0 (
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connectability = "interfaceOnly"
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)
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token outputs:displacement (
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renderType = "material"
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)
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token outputs:surface (
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renderType = "material"
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)
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}
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}
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}
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