diff options
| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-28 06:36:55 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-28 22:11:53 +0300 |
| commit | 8cc7f48581d5702925b6bb9c53dee74c5c2742a4 (patch) | |
| tree | 623f16515d3ed3c094a3fed337e7768b72ddd33c /intern/cycles/kernel/svm | |
| parent | 4762c099d75b12cfbd1d86000cc01c2bce57414b (diff) | |
Cycles: principled absorption color now has more effect at lower values.
Diffstat (limited to 'intern/cycles/kernel/svm')
| -rw-r--r-- | intern/cycles/kernel/svm/svm_closure.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/intern/cycles/kernel/svm/svm_closure.h b/intern/cycles/kernel/svm/svm_closure.h index 819b256bde0..a54095ed127 100644 --- a/intern/cycles/kernel/svm/svm_closure.h +++ b/intern/cycles/kernel/svm/svm_closure.h @@ -893,7 +893,7 @@ ccl_device void svm_node_principled_volume(KernelGlobals *kg, ShaderData *sd, fl /* Add extinction weight. */ float3 zero = make_float3(0.0f, 0.0f, 0.0f); float3 one = make_float3(1.0f, 1.0f, 1.0f); - float3 absorption_color = stack_load_float3(stack, absorption_color_offset); + float3 absorption_color = max(sqrt(stack_load_float3(stack, absorption_color_offset)), zero); float3 absorption = max(one - color, zero) * max(one - absorption_color, zero); volume_extinction_setup(sd, (color + absorption) * density); } |