Differential D3592 Diff 11529 intern/cycles/kernel/closure/bsdf_refraction.h

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intern/cycles/kernel/closure/bsdf_refraction.h

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	}			}

	ccl_device int bsdf_refraction_sample(const ShaderClosure sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, float3 eval, float3 omega_in, float3 domega_in_dx, float3 domega_in_dy, float pdf)			ccl_device int bsdf_refraction_sample(const ShaderClosure sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, float3 eval, float3 omega_in, float3 domega_in_dx, float3 domega_in_dy, float pdf)
	{			{
	const MicrofacetBsdf bsdf = (const MicrofacetBsdf)sc;			const MicrofacetBsdf bsdf = (const MicrofacetBsdf)sc;
	float m_eta = bsdf->ior;			float m_eta = bsdf->ior;
	float3 N = bsdf->N;			float3 N = bsdf->N;

	float3 R, T;			float3 T;
	#ifdef __RAY_DIFFERENTIALS__			#ifdef __RAY_DIFFERENTIALS__
	float3 dRdx, dRdy, dTdx, dTdy;			float3 dTdx, dTdy;
	#endif			#endif
	bool inside;
	float fresnel;			if(refract_dielectric(m_eta, N, I,
	fresnel = fresnel_dielectric(m_eta, N, I, &R, &T,
	#ifdef __RAY_DIFFERENTIALS__			#ifdef __RAY_DIFFERENTIALS__
	dIdx, dIdy, &dRdx, &dRdy, &dTdx, &dTdy,			dIdx, dIdy, &dTdx, &dTdy,
	#endif			#endif
	&inside);			&T))
				{
	if(!inside && fresnel != 1.0f) {
	/* Some high number for MIS. */			/* Some high number for MIS. */
	*pdf = 1e6f;			*pdf = 1e6f;
	*eval = make_float3(1e6f, 1e6f, 1e6f);			*eval = make_float3(1e6f, 1e6f, 1e6f);
	*omega_in = T;			*omega_in = T;
	#ifdef __RAY_DIFFERENTIALS__			#ifdef __RAY_DIFFERENTIALS__
	*domega_in_dx = dTdx;			*domega_in_dx = dTdx;
	*domega_in_dy = dTdy;			*domega_in_dy = dTdy;
	#endif			#endif
	}			}
	return LABEL_TRANSMIT\|LABEL_SINGULAR;			return LABEL_TRANSMIT\|LABEL_SINGULAR;
	}			}

	CCL_NAMESPACE_END			CCL_NAMESPACE_END

	#endif /* __BSDF_REFRACTION_H__ */			#endif /* __BSDF_REFRACTION_H__ */