diff --git a/docs/python_api/examples/renderdoc/decode_mesh.py b/docs/python_api/examples/renderdoc/decode_mesh.py
index 6f84f5df4..db2005107 100644
--- a/docs/python_api/examples/renderdoc/decode_mesh.py
+++ b/docs/python_api/examples/renderdoc/decode_mesh.py
@@ -137,9 +137,9 @@ def getMeshOutputs(controller, postvs):
 
 		# Construct a resource format for this element
 		meshOutput.format = rd.ResourceFormat()
-		meshOutput.format.compByteWidth = 8 if attr.compType == rd.CompType.Double else 4
+		meshOutput.format.compByteWidth = rd.VarTypeByteSize(attr.varType)
 		meshOutput.format.compCount = attr.compCount
-		meshOutput.format.compType = attr.compType
+		meshOutput.format.compType = rd.VarTypeCompType(attr.varType)
 		meshOutput.format.type = rd.ResourceFormatType.Regular
 
 		meshOutput.name = attr.semanticIdxName if attr.varName == '' else attr.varName
diff --git a/docs/python_api/examples/renderdoc/decode_mesh.rst b/docs/python_api/examples/renderdoc/decode_mesh.rst
index 46fcdf5a0..9bba1e653 100644
--- a/docs/python_api/examples/renderdoc/decode_mesh.rst
+++ b/docs/python_api/examples/renderdoc/decode_mesh.rst
@@ -193,9 +193,9 @@ The position output is also treated specially - it always appears first, regardl
 
 		# Construct a resource format for this element
 		meshOutput.format = rd.ResourceFormat()
-		meshOutput.format.compByteWidth = 8 if attr.compType == rd.CompType.Double else 4
+		meshOutput.format.compByteWidth = rd.VarTypeByteSize(attr.varType)
 		meshOutput.format.compCount = attr.compCount
-		meshOutput.format.compType = attr.compType
+		meshOutput.format.compType = rd.VarTypeCompType(attr.varType)
 		meshOutput.format.type = rd.ResourceFormatType.Regular
 
 		meshOutput.name = attr.semanticIdxName if attr.varName == '' else attr.varName
diff --git a/docs/python_api/renderdoc/funcs.rst b/docs/python_api/renderdoc/funcs.rst
index 56493dd12..df3c0be7e 100644
--- a/docs/python_api/renderdoc/funcs.rst
+++ b/docs/python_api/renderdoc/funcs.rst
@@ -78,3 +78,5 @@ Maths & Utilities
 .. autofunction:: renderdoc.MaskForStage
 .. autofunction:: renderdoc.StartSelfHostCapture
 .. autofunction:: renderdoc.EndSelfHostCapture
+.. autofunction:: renderdoc.VarTypeByteSize
+.. autofunction:: renderdoc.VarTypeCompType