[Bf-blender-cvs] [ea8e45de298] master: Fix assert rendering hair tests on some systems.

[Brecht Van Lommel]

Commit: ea8e45de298c7a736dd244795a67f33c9d0bc514
Author: Brecht Van Lommel
Date:   Sun Nov 4 20:25:57 2018 +0100
Branches: master
https://developer.blender.org/rBea8e45de298c7a736dd244795a67f33c9d0bc514

Fix assert rendering hair tests on some systems.

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

M	intern/cycles/kernel/closure/bsdf_hair_principled.h

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

diff --git a/intern/cycles/kernel/closure/bsdf_hair_principled.h b/intern/cycles/kernel/closure/bsdf_hair_principled.h
index b3b56be39ff..720517380ce 100644
--- a/intern/cycles/kernel/closure/bsdf_hair_principled.h
+++ b/intern/cycles/kernel/closure/bsdf_hair_principled.h
@@ -296,7 +296,7 @@ ccl_device float3 bsdf_principled_hair_eval(KernelGlobals *kg,
 	float3 Y = float4_to_float3(bsdf->extra->geom);
 
 	float3 X = safe_normalize(sd->dPdu);
-	kernel_assert(fabsf(dot(X, Y)) < 1e-4f);
+	kernel_assert(fabsf(dot(X, Y)) < 1e-3f);
 	float3 Z = safe_normalize(cross(X, Y));
 
 	float3 wo = make_float3(dot(sd->I, X), dot(sd->I, Y), dot(sd->I, Z));
@@ -378,7 +378,7 @@ ccl_device int bsdf_principled_hair_sample(KernelGlobals *kg,
 	float3 Y = float4_to_float3(bsdf->extra->geom);
 
 	float3 X = safe_normalize(sd->dPdu);
-	kernel_assert(fabsf(dot(X, Y)) < 1e-4f);
+	kernel_assert(fabsf(dot(X, Y)) < 1e-3f);
 	float3 Z = safe_normalize(cross(X, Y));
 
 	float3 wo = make_float3(dot(sd->I, X), dot(sd->I, Y), dot(sd->I, Z));