diff options
Diffstat (limited to 'source/blender/gpu/shaders')
3 files changed, 22 insertions, 2 deletions
diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_geometry.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_geometry.glsl index 4db27c3049d..a14ff5021bf 100644 --- a/source/blender/gpu/shaders/material/gpu_shader_material_geometry.glsl +++ b/source/blender/gpu/shaders/material/gpu_shader_material_geometry.glsl @@ -37,8 +37,13 @@ void node_geometry(vec3 I, normal = (toworld * vec4(N, 0.0)).xyz; true_normal = normal; # endif + +# ifdef HAIR_SHADER + tangent = -hairTangent; +# else tangent_orco_z(orco, orco); node_tangent(N, orco, objmat, tangent); +# endif parametric = vec3(barycentric, 0.0); backfacing = (gl_FrontFacing) ? 0.0 : 1.0; diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_subsurface_scattering.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_subsurface_scattering.glsl index 5a68f802659..5129bf71903 100644 --- a/source/blender/gpu/shaders/material/gpu_shader_material_subsurface_scattering.glsl +++ b/source/blender/gpu/shaders/material/gpu_shader_material_subsurface_scattering.glsl @@ -23,8 +23,8 @@ void node_subsurface_scattering(vec4 color, /* Not perfect for texture_blur values between 0.0 and 1.0. * Interpolate between separated color and color applied on irradiance. */ float one_minus_texture_blur = 1.0 - texture_blur; - vec3 sss_albedo = color.rgb * texture_blur + one_minus_texture_blur; - vec3 radiance_tint = color.rgb * one_minus_texture_blur + texture_blur; + vec3 sss_albedo = color.rgb * one_minus_texture_blur + texture_blur; + vec3 radiance_tint = color.rgb * texture_blur + one_minus_texture_blur; /* Consider output radiance as irradiance. */ out_Diffuse_0.radiance *= radiance_tint; diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl new file mode 100644 index 00000000000..2c5d38eabbe --- /dev/null +++ b/source/blender/gpu/shaders/material/gpu_shader_material_wavelength.glsl @@ -0,0 +1,15 @@ +void node_wavelength(float wavelength, + sampler1DArray spectrummap, + float layer, + vec3 xyz_to_r, + vec3 xyz_to_g, + vec3 xyz_to_b, + out vec4 color) +{ + mat3 xyz_to_rgb = mat3(xyz_to_r, xyz_to_g, xyz_to_b); + float t = (wavelength - 380.0) / (780.0 - 380.0); + vec3 xyz = texture(spectrummap, vec2(t, layer)).rgb; + vec3 rgb = xyz * xyz_to_rgb; + rgb *= 1.0 / 2.52; /* Empirical scale from lg to make all comps <= 1. */ + color = vec4(clamp(rgb, 0.0, 1.0), 1.0); +} |