diff options
Diffstat (limited to 'source/blender/gpu/intern/gpu_shader_material.glsl')
| -rw-r--r-- | source/blender/gpu/intern/gpu_shader_material.glsl | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/source/blender/gpu/intern/gpu_shader_material.glsl b/source/blender/gpu/intern/gpu_shader_material.glsl index ec8c725d2a5..bca62576622 100644 --- a/source/blender/gpu/intern/gpu_shader_material.glsl +++ b/source/blender/gpu/intern/gpu_shader_material.glsl @@ -1305,10 +1305,10 @@ void shade_cubic(float is, out float outis) void shade_visifac(float i, float visifac, float refl, out float outi) { - if(i > 0.0) - outi = i*visifac*refl; - else - outi = i; + /*if(i > 0.0)*/ + outi = max(i*visifac*refl, 0.0); + /*else + outi = i;*/ } void shade_tangent_v_spec(vec3 tang, out vec3 vn) @@ -1338,9 +1338,9 @@ void shade_hemi_spec(vec3 vn, vec3 lv, vec3 view, float spec, float hard, float void shade_phong_spec(vec3 n, vec3 l, vec3 v, float hard, out float specfac) { vec3 h = normalize(l + v); - float rslt = dot(h, n); + float rslt = max(dot(h, n), 0.0); - specfac = (rslt > 0.0)? pow(rslt, hard): 0.0; + specfac = pow(rslt, hard); } void shade_cooktorr_spec(vec3 n, vec3 l, vec3 v, float hard, out float specfac) @@ -1499,8 +1499,8 @@ void test_shadowbuf(vec3 rco, sampler2DShadow shadowmap, mat4 shadowpersmat, flo else { vec4 co = shadowpersmat*vec4(rco, 1.0); - float bias = (1.5 - inp*inp)*shadowbias; - co.z -= bias*co.w; + //float bias = (1.5 - inp*inp)*shadowbias; + co.z -= shadowbias*co.w; result = shadow2DProj(shadowmap, co).x; } |