diff options
author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2017-06-21 20:24:57 +0300 |
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committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2017-06-21 20:55:20 +0300 |
commit | 14ea0c5fccfdbd8d244758709185160e45222dc3 (patch) | |
tree | c067ee04c07760fb19e9accac89fff1ea45653ee /source/blender | |
parent | 22466a5bdff73afb6ad3afd408e265517e4f3733 (diff) |
Fix T51849: change Cycles clearcoat gloss to roughness.
This is compatible with UE4 and more consistent with specular and transmission
roughness, even if it deviates from the original Disney BRDF.
Diffstat (limited to 'source/blender')
-rw-r--r-- | source/blender/gpu/shaders/gpu_shader_material.glsl | 4 | ||||
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_bsdf_principled.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_material.glsl b/source/blender/gpu/shaders/gpu_shader_material.glsl index f6b39d77dc7..a7ff8c1529f 100644 --- a/source/blender/gpu/shaders/gpu_shader_material.glsl +++ b/source/blender/gpu/shaders/gpu_shader_material.glsl @@ -2621,7 +2621,7 @@ void node_bsdf_toon(vec4 color, float size, float tsmooth, vec3 N, out vec4 resu void node_bsdf_principled(vec4 base_color, float subsurface, vec3 subsurface_radius, vec4 subsurface_color, float metallic, float specular, float specular_tint, float roughness, float anisotropic, float anisotropic_rotation, float sheen, float sheen_tint, float clearcoat, - float clearcoat_gloss, float ior, float transmission, float transmission_roughness, vec3 N, vec3 CN, vec3 T, vec3 I, out vec4 result) + float clearcoat_roughness, float ior, float transmission, float transmission_roughness, vec3 N, vec3 CN, vec3 T, vec3 I, out vec4 result) { /* ambient light */ // TODO: set ambient light to an appropriate value @@ -2725,7 +2725,7 @@ void node_bsdf_principled(vec4 base_color, float subsurface, vec3 subsurface_rad //float FH = schlick_fresnel(LdotH); // clearcoat (ior = 1.5 -> F0 = 0.04) - float Dr = GTR1(CNdotH, mix(0.1, 0.001, clearcoat_gloss)); + float Dr = GTR1(CNdotH, sqr(clearcoat_roughness)); float Fr = fresnel_dielectric_cos(LdotH, 1.5); //mix(0.04, 1.0, FH); float Gr = smithG_GGX(CNdotL, 0.25) * smithG_GGX(CNdotV, 0.25); diff --git a/source/blender/nodes/shader/nodes/node_shader_bsdf_principled.c b/source/blender/nodes/shader/nodes/node_shader_bsdf_principled.c index 44288db182a..e0330d110ca 100644 --- a/source/blender/nodes/shader/nodes/node_shader_bsdf_principled.c +++ b/source/blender/nodes/shader/nodes/node_shader_bsdf_principled.c @@ -43,7 +43,7 @@ static bNodeSocketTemplate sh_node_bsdf_principled_in[] = { { SOCK_FLOAT, 1, N_("Sheen"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, { SOCK_FLOAT, 1, N_("Sheen Tint"), 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, { SOCK_FLOAT, 1, N_("Clearcoat"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, - { SOCK_FLOAT, 1, N_("Clearcoat Gloss"), 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, + { SOCK_FLOAT, 1, N_("Clearcoat Roughness"), 0.03f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, { SOCK_FLOAT, 1, N_("IOR"), 1.45f, 0.0f, 0.0f, 0.0f, 0.0f, 1000.0f}, { SOCK_FLOAT, 1, N_("Transmission"), 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, { SOCK_FLOAT, 1, N_("Transmission Roughness"),0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, PROP_FACTOR}, |