[Bf-blender-cvs] [2f1d3ba6da1] master: Cycles: Fixed OpenCL kernel build.

[Stefan Werner]

Commit: 2f1d3ba6da1cf86ca3a5974e8712da14605d0a17
Author: Stefan Werner
Date:   Thu Jan 9 14:40:24 2020 +0100
Branches: master
https://developer.blender.org/rB2f1d3ba6da1cf86ca3a5974e8712da14605d0a17

Cycles: Fixed OpenCL kernel build.

transform_direction() can't handle parameters in constant address space.
Creating a local copy of the parameter satisfies the OpenCL compiler.
CUDA and CPU compilers should be able to optimize this away I hope.

===================================================================

M	intern/cycles/kernel/kernel_passes.h

===================================================================

diff --git a/intern/cycles/kernel/kernel_passes.h b/intern/cycles/kernel/kernel_passes.h
index 7841d3a5e09..d372a4f3e61 100644
--- a/intern/cycles/kernel/kernel_passes.h
+++ b/intern/cycles/kernel/kernel_passes.h
@@ -93,7 +93,8 @@ ccl_device_inline void kernel_update_denoising_features(KernelGlobals *kg,
     }
 
     /* Transform normal into camera space. */
-    normal = transform_direction(&kernel_data.cam.worldtocamera, normal);
+    const Transform worldtocamera = kernel_data.cam.worldtocamera;
+    normal = transform_direction(&worldtocamera, normal);
 
     L->denoising_normal += ensure_finite3(state->denoising_feature_weight * normal);
     L->denoising_albedo += ensure_finite3(state->denoising_feature_weight * albedo);