[Bf-blender-cvs] [be1dce8dfb1] temp-vulkan-shader: Fix compilation issues in workbench shadow.

[Jeroen Bakker]

Commit: be1dce8dfb13f8ed5b464b0d91b58aebbf14f26f
Author: Jeroen Bakker
Date:   Fri Dec 2 09:58:31 2022 +0100
Branches: temp-vulkan-shader
https://developer.blender.org/rBbe1dce8dfb13f8ed5b464b0d91b58aebbf14f26f

Fix compilation issues in workbench shadow.

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M	source/blender/draw/engines/workbench/shaders/workbench_shadow_vert.glsl

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diff --git a/source/blender/draw/engines/workbench/shaders/workbench_shadow_vert.glsl b/source/blender/draw/engines/workbench/shaders/workbench_shadow_vert.glsl
index a220434ec45..fa4d5ef4d96 100644
--- a/source/blender/draw/engines/workbench/shaders/workbench_shadow_vert.glsl
+++ b/source/blender/draw/engines/workbench/shaders/workbench_shadow_vert.glsl
@@ -5,5 +5,6 @@ void main()
 {
   vData.pos = pos;
   vData.frontPosition = point_object_to_ndc(pos);
-  vData.backPosition = point_object_to_ndc(pos + lightDirection * lightDistance);
+  vec3 back_pos = pos + lightDirection * lightDistance;
+  vData.backPosition = point_object_to_ndc(back_pos);
 }