materialx/bl_nodes/vector.py

@@ -1,6 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright 2022, AMD
 
+import bpy
+
 from .node_parser import NodeParser
 from . import log
 
@@ -19,9 +21,9 @@ class ShaderNodeNormalMap(NodeParser):
                      f"{DEFAULT_SPACE} will be used")
             space = DEFAULT_SPACE
 
-        if space == 'TANGENT':
-            log.warn("Ignoring unsupported UV Map", space, self.node, self.material,
-                     "No UV Map will be used")
+        if space == 'TANGENT' and bpy.context.scene.render.engine == 'HYDRA_STORM':
+            log.warn("Known issue: HdStorm doesn't work good with tangent space. Consider changing to object space",
+                     space, self.node, self.material)
 
         result = self.create_node('normalmap', 'vector3', inputs={
             'in': color ,