Differential D16243 Diff 58431 source/blender/draw/engines/eevee/shaders/ssr_lib.glsl

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	#pragma BLENDER_REQUIRE(common_math_geom_lib.glsl)			#pragma BLENDER_REQUIRE(common_math_geom_lib.glsl)
	#pragma BLENDER_REQUIRE(bsdf_common_lib.glsl)			#pragma BLENDER_REQUIRE(bsdf_common_lib.glsl)
	#pragma BLENDER_REQUIRE(bsdf_sampling_lib.glsl)			#pragma BLENDER_REQUIRE(bsdf_sampling_lib.glsl)
	#pragma BLENDER_REQUIRE(raytrace_lib.glsl)			#pragma BLENDER_REQUIRE(raytrace_lib.glsl)
	#pragma BLENDER_REQUIRE(surface_lib.glsl)			#pragma BLENDER_REQUIRE(surface_lib.glsl)

	/* ------------ Refraction ------------ */			/* ------------ Refraction ------------ */

	#define BTDF_BIAS 0.85			#define BTDF_BIAS 0.85

	uniform sampler2D refractColorBuffer;

	uniform float refractionDepth;

	vec4 screen_space_refraction(vec3 vP, vec3 N, vec3 V, float ior, float roughnessSquared, vec4 rand)			vec4 screen_space_refraction(vec3 vP, vec3 N, vec3 V, float ior, float roughnessSquared, vec4 rand)
	{			{
	float alpha = max(0.002, roughnessSquared);			float alpha = max(0.002, roughnessSquared);

	/* Importance sampling bias */			/* Importance sampling bias */
	rand.x = mix(rand.x, 0.0, BTDF_BIAS);			rand.x = mix(rand.x, 0.0, BTDF_BIAS);

	vec3 T, B;			vec3 T, B;
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