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GPUOpen-LibrariesAndSDKs / BlenderUSDHydraAddon

This add-on allows you to assemble and compose USD data with Blender data and render it all using various renderers via Hydra.
Apache License 2.0
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Translation error with Attic-Demo-CCBY scene #206

Closed pablode closed 2 years ago

pablode commented 2 years ago

Tested with latest master (1.0.77) and Blender 3.0.1.

To reproduce:

  1. open Attic-Demo-CCBY scene: https://www.blendswap.com/blend/25057
  2. set Render Engine to 'USD Hydra'
  3. activate 'Viewport Shading'
  4. nothing is rendered; observe error in Blender console

Error message:

2022-03-05 16:07:32,976 ERROR hdusd.engine [18376]:  '<' not supported between instances of 'NodeItem' and 'float', EXCEPTION:, Traceback (most recent call last):
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\engine\engine.py", line 111, in view_update
    self.engine.sync(context, depsgraph)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\engine\viewport_engine.py", line 200, in sync
    self._sync(context, depsgraph)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\engine\viewport_engine.py", line 385, in _sync
    object.sync(root_prim, obj_data)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\export\object.py", line 175, in sync
    mesh.sync(obj_prim, obj, **kwargs)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\export\mesh.py", line 229, in sync
    _assign_materials(obj_prim, obj.original, usd_mesh)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\export\mesh.py", line 235, in _assign_materials
    usd_mat = material.sync(obj_prim, obj.material_slots[0].material, obj)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\export\material.py", line 41, in sync
    doc = mat.hdusd.export(obj)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\properties\material.py", line 58, in export
    if not node_parser.export():
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\output.py", line 25, in export
    surface = self.get_input_link('Surface')
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\shader.py", line 229, in export
    shader1 = self.get_input_link(1)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\shader.py", line 166, in export
    color = self.get_input_value('Color')
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 356, in get_input_value
    val = self.get_input_link(in_key)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\color.py", line 30, in export
    fac = self.get_input_value('Fac')
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 356, in get_input_value
    val = self.get_input_link(in_key)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\color.py", line 30, in export
    fac = self.get_input_value('Fac')
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 356, in get_input_value
    val = self.get_input_link(in_key)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\converter.py", line 24, in export
    in1 = self.get_input_value(0)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 356, in get_input_value
    val = self.get_input_link(in_key)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\converter.py", line 53, in export
    in2 = self.get_input_value(1)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 356, in get_input_value
    val = self.get_input_link(in_key)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 351, in get_input_link
    return self._export_node(link.from_node, link.from_socket.identifier)
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\node_parser.py", line 294, in _export_node
    node_item = node_parser.export()
  File "C:\Users\pablode\AppData\Roaming\Blender Foundation\Blender\3.0\scripts\addons\hdusd\bl_nodes\nodes\converter.py", line 50, in export
    res = (in1 % 1.0 < 0.5).if_else(f, f + 1.0)
TypeError: '<' not supported between instances of 'NodeItem' and 'float
DagerD commented 2 years ago

Hi.

Thanks, confirmed as BLEN-57.

DagerD commented 2 years ago

Will be fixed with #215 and #214.