[Bf-docboard-svn] bf-manual: [9936] trunk/blender_docs/manual/render/shader_nodes/osl.rst: Update OptiX OSL limitations after adding GPU OSL texture intrinsics
Alaska
noreply at blender.org
Sat Feb 4 03:07:23 CET 2023
Revision: 9936
https://developer.blender.org/rBM9936
Author: Alaska
Date: 2023-02-04 03:07:23 +0100 (Sat, 04 Feb 2023)
Log Message:
-----------
Update OptiX OSL limitations after adding GPU OSL texture intrinsics
Update list of documented OptiX OSL limitations in response to
recent changes [1] that added OSL texture intrinsic support on the GPU.
[1] [9066f2e0437a]
Differential Revision: https://developer.blender.org/D17105
Modified Paths:
--------------
trunk/blender_docs/manual/render/shader_nodes/osl.rst
Modified: trunk/blender_docs/manual/render/shader_nodes/osl.rst
===================================================================
--- trunk/blender_docs/manual/render/shader_nodes/osl.rst 2023-02-02 03:48:24 UTC (rev 9935)
+++ trunk/blender_docs/manual/render/shader_nodes/osl.rst 2023-02-04 02:07:23 UTC (rev 9936)
@@ -14,9 +14,11 @@
.. note::
Some OSL features are not available when using the OptiX backend. Examples include:
-
- - Images can not be loaded from inside a OSL script. An :doc:`/render/shader_nodes/textures/image`
- must be used instead.
+
+ - Memory usage reductions offered by features like on-demand texture loading and
+ mip-mapping are not available.
+ - Texture lookups require OSL to be able to determine a constant image file path for each
+ texture call.
- Some noise functions are not available. Examples include *Cell*, *Simplex*, and *Gabor*.
- The :ref:`trace <render-shader-nodes-osl-trace>` function can't be used.
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