1 files changed, 15 insertions, 5 deletions

diff --git a/intern/cycles/kernel/closure/bsdf_microfacet_multi.h b/intern/cycles/kernel/closure/bsdf_microfacet_multi.h
index 9780dd87415..07be33ee6b5 100644
--- a/intern/cycles/kernel/closure/bsdf_microfacet_multi.h
+++ b/intern/cycles/kernel/closure/bsdf_microfacet_multi.h
@@ -378,8 +378,12 @@ ccl_device int bsdf_microfacet_multi_ggx_common_setup(MicrofacetBsdf *bsdf)
 {
   bsdf->alpha_x = clamp(bsdf->alpha_x, 1e-4f, 1.0f);
   bsdf->alpha_y = clamp(bsdf->alpha_y, 1e-4f, 1.0f);
-  bsdf->extra->color = saturate3(bsdf->extra->color);
-  bsdf->extra->cspec0 = saturate3(bsdf->extra->cspec0);
+  bsdf->extra->color.x = saturate(bsdf->extra->color.x);
+  bsdf->extra->color.y = saturate(bsdf->extra->color.y);
+  bsdf->extra->color.z = saturate(bsdf->extra->color.z);
+  bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
+  bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
+  bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
 
   return SD_BSDF | SD_BSDF_HAS_EVAL | SD_BSDF_NEEDS_LCG;
 }
@@ -564,7 +568,9 @@ ccl_device int bsdf_microfacet_multi_ggx_glass_setup(MicrofacetBsdf *bsdf)
   bsdf->alpha_x = clamp(bsdf->alpha_x, 1e-4f, 1.0f);
   bsdf->alpha_y = bsdf->alpha_x;
   bsdf->ior = max(0.0f, bsdf->ior);
-  bsdf->extra->color = saturate3(bsdf->extra->color);
+  bsdf->extra->color.x = saturate(bsdf->extra->color.x);
+  bsdf->extra->color.y = saturate(bsdf->extra->color.y);
+  bsdf->extra->color.z = saturate(bsdf->extra->color.z);
 
   bsdf->type = CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_ID;
 
@@ -577,8 +583,12 @@ ccl_device int bsdf_microfacet_multi_ggx_glass_fresnel_setup(MicrofacetBsdf *bsd
   bsdf->alpha_x = clamp(bsdf->alpha_x, 1e-4f, 1.0f);
   bsdf->alpha_y = bsdf->alpha_x;
   bsdf->ior = max(0.0f, bsdf->ior);
-  bsdf->extra->color = saturate3(bsdf->extra->color);
-  bsdf->extra->cspec0 = saturate3(bsdf->extra->cspec0);
+  bsdf->extra->color.x = saturate(bsdf->extra->color.x);
+  bsdf->extra->color.y = saturate(bsdf->extra->color.y);
+  bsdf->extra->color.z = saturate(bsdf->extra->color.z);
+  bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
+  bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
+  bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
 
   bsdf->type = CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_FRESNEL_ID;