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Fix T50075: Assert during debug render of hair_geom_transmission.blend

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This commit is contained in:
Sergey Sharybin 2016-12-01 12:11:11 +01:00
parent 58877d6d08
commit 87cd56b012
1 changed files with 4 additions and 1 deletions
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5
intern/cycles/kernel/closure/bsdf_hair.h
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@ -267,7 +267,10 @@ ccl_device int bsdf_hair_transmission_sample(const ShaderClosure *sc, float3 Ng,
*eval = make_float3(*pdf, *pdf, *pdf);
kernel_assert(dot(locy, *omega_in) < 0.0f);
/* TODO(sergey): Should always be negative, but seems some precision issue
* is involved here.
*/
kernel_assert(dot(locy, *omega_in) < 1e-4f);
return LABEL_TRANSMIT|LABEL_GLOSSY;
}