USDScene : Fix timecodes used by writeAttribute()

Author: johnhaddon

Changes

@@ -1,3 +1,11 @@
+10.5.x.x (relative to 10.5.12.0)
+========
+
+Fixes
+-----
+
+- USDScene : Fixed timecodes used when writing animated attributes.
+
 10.5.12.0 (relative to 10.5.11.0)
 ========
 

contrib/IECoreUSD/src/IECoreUSD/USDScene.cpp

@@ -1341,7 +1341,7 @@ void USDScene::writeAttribute( const SceneInterface::Name &name, const Object *a
 						pxr::TfToken( g.first.string().substr( 10 ) ),
 						DataAlgo::valueTypeName( d )
 					);
-					globalAttribute.Set( DataAlgo::toUSD( d ) );
+					globalAttribute.Set( DataAlgo::toUSD( d ), m_root->timeCode( time ) );
 				}
 			}
 		}
@@ -1357,14 +1357,14 @@ void USDScene::writeAttribute( const SceneInterface::Name &name, const Object *a
 				pxr::UsdGeomPrimvar usdPrimvar = primvarsAPI.CreatePrimvar(
 					usdName.name, DataAlgo::valueTypeName( data ), pxr::UsdGeomTokens->constant
 				);
-				usdPrimvar.Set( DataAlgo::toUSD( data ), time );
+				usdPrimvar.Set( DataAlgo::toUSD( data ), m_root->timeCode( time ) );
 			}
 			else
 			{
 				pxr::UsdAttribute newAttribute = m_location->prim.CreateAttribute(
 					usdName.name, DataAlgo::valueTypeName( data )
 				);
-				newAttribute.Set( DataAlgo::toUSD( data ), time );
+				newAttribute.Set( DataAlgo::toUSD( data ), m_root->timeCode( time ) );
 			}
 		}
 	}

contrib/IECoreUSD/test/IECoreUSD/USDSceneTest.py

@@ -2809,6 +2809,23 @@ def testAttributeBadPrefix( self ):
 		self.assertEqual( set( root.child( "loc" ).attributeNames() ), set( ['ai:testAttribute' ] ) )
 		self.assertEqual( root.child( "loc" ).readAttribute( 'ai:testAttribute', 0 ), IECore.FloatData( 9 ) )
 
+	def testWriteAnimatedAttribute( self ) :
+
+		fileName = os.path.join( self.temporaryDirectory(), "test.usda" )
+		root = IECoreScene.SceneInterface.create( fileName, IECore.IndexedIO.OpenMode.Write )
+		child = root.createChild( "child" )
+
+		for t in ( 0.0, 0.5, 1.0 ) :
+			child.writeAttribute( "user:test", IECore.FloatData( t ), t )
+
+		del child, root
+
+		root = IECoreScene.SceneInterface.create( fileName, IECore.IndexedIO.OpenMode.Read )
+		child = root.child( "child" )
+
+		for t in ( 0.0, 0.5, 1.0 ) :
+			self.assertEqual( child.readAttribute( "user:test", t ), IECore.FloatData( t ) )
+
 	def testShaders( self ) :
 
 		# Write shaders