Differential D10390 Diff 33913 source/blender/gpu/shaders/material/gpu_shader_material_refraction.glsl

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source/blender/gpu/shaders/material/gpu_shader_material_refraction.glsl

	#ifndef VOLUMETRICS			#ifndef VOLUMETRICS

				CLOSURE_EVAL_FUNCTION_DECLARE_1(node_bsdf_refraction, Refraction)

	void node_bsdf_refraction(vec4 color, float roughness, float ior, vec3 N, out Closure result)			void node_bsdf_refraction(vec4 color, float roughness, float ior, vec3 N, out Closure result)
	{			{
	N = normalize(N);			CLOSURE_VARS_DECLARE_1(Refraction);
	vec3 out_refr;
	color.rgb = (refractionDepth > 0.0) ? color.rgb : vec3(1.0); / Simulate 2 absorption event. */			in_Refraction_0.N = N; /* Normalized during eval. */
	eevee_closure_refraction(N, roughness, ior, true, out_refr);			in_Refraction_0.roughness = roughness;
	vec3 vN = mat3(ViewMatrix) * N;			in_Refraction_0.ior = ior;

				CLOSURE_EVAL_FUNCTION_1(node_bsdf_refraction, Refraction);

	result = CLOSURE_DEFAULT;			result = CLOSURE_DEFAULT;
	result.ssr_normal = normal_encode(vN, viewCameraVec);
	result.radiance = render_pass_glossy_mask(color.rgb, out_refr * color.rgb);			out_Refraction_0.radiance = render_pass_glossy_mask(vec3(1.0), out_Refraction_0.radiance);
				out_Refraction_0.radiance *= color.rgb;
				/* Simulate 2nd absorption event. */
				out_Refraction_0.radiance *= (refractionDepth > 0.0) ? color.rgb : vec3(1.0);

				result.radiance = out_Refraction_0.radiance;

				/* TODO(fclem) Try to not use this. */
				result.ssr_normal = normal_encode(mat3(ViewMatrix) * in_Refraction_0.N, viewCameraVec);
	}			}

	#else			#else
	/* Stub refraction because it is not compatible with volumetrics. */			/* Stub refraction because it is not compatible with volumetrics. */
	# define node_bsdf_refraction(a, b, c, d, e) (e = CLOSURE_DEFAULT)			# define node_bsdf_refraction(a, b, c, d, e) (e = CLOSURE_DEFAULT)
	#endif			#endif