Campbell Barton
e12c08e8d1
Apply clang format as proposed in T53211. For details on usage and instructions for migrating branches without conflicts, see: https://wiki.blender.org/wiki/Tools/ClangFormat
47 lines
1.4 KiB
GLSL
47 lines
1.4 KiB
GLSL
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uniform vec3 basecol;
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uniform float metallic;
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uniform float specular;
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uniform float roughness;
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Closure nodetree_exec(void)
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{
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#ifdef HAIR_SHADER
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vec3 B = normalize(cross(worldNormal, hairTangent));
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float cos_theta;
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if (hairThicknessRes == 1) {
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vec4 rand = texelFetch(utilTex, ivec3(ivec2(gl_FragCoord.xy) % LUT_SIZE, 2.0), 0);
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/* Random cosine normal distribution on the hair surface. */
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cos_theta = rand.x * 2.0 - 1.0;
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}
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else {
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/* Shade as a cylinder. */
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cos_theta = hairThickTime / hairThickness;
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}
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float sin_theta = sqrt(max(0.0, 1.0f - cos_theta * cos_theta));
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vec3 N = normalize(worldNormal * sin_theta + B * cos_theta);
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vec3 vN = mat3(ViewMatrix) * N;
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#else
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vec3 N = normalize(gl_FrontFacing ? worldNormal : -worldNormal);
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vec3 vN = normalize(gl_FrontFacing ? viewNormal : -viewNormal);
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#endif
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vec3 dielectric = vec3(0.034) * specular * 2.0;
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vec3 albedo = mix(basecol, vec3(0.0), metallic);
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vec3 f0 = mix(dielectric, basecol, metallic);
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vec3 out_diff, out_spec, ssr_spec;
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eevee_closure_default(N, albedo, f0, 1, roughness, 1.0, out_diff, out_spec, ssr_spec);
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Closure result = Closure(out_spec + out_diff * albedo,
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1.0,
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vec4(ssr_spec, roughness),
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normal_encode(vN, viewCameraVec),
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0);
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#ifdef LOOKDEV
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gl_FragDepth = 0.0;
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#endif
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return result;
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}
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