diff options
| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-20 16:36:50 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-21 19:56:26 +0300 |
| commit | 9a5be1fba99f9f6593cfe7d8ced997d01ee15200 (patch) | |
| tree | 33139a8442acb5a1f449084d4a7cda5b0f1c8cc6 /intern/cycles/kernel/kernel_types.h | |
| parent | 606bc5f301505024d7cbbbcd12389ea286c3f825 (diff) | |
Fix incorrect OSL raytype bits and add some comments.
Diffstat (limited to 'intern/cycles/kernel/kernel_types.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_types.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/intern/cycles/kernel/kernel_types.h b/intern/cycles/kernel/kernel_types.h index aeb63b4a65e..c26769341f0 100644 --- a/intern/cycles/kernel/kernel_types.h +++ b/intern/cycles/kernel/kernel_types.h @@ -347,12 +347,20 @@ enum PathRayFlag { PATH_RAY_ALL_VISIBILITY = ((1 << 14)-1), - PATH_RAY_MIS_SKIP = (1 << 15), - PATH_RAY_DIFFUSE_ANCESTOR = (1 << 16), - PATH_RAY_SINGLE_PASS_DONE = (1 << 17), - PATH_RAY_SHADOW_CATCHER = (1 << 18), - PATH_RAY_STORE_SHADOW_INFO = (1 << 19), - PATH_RAY_TRANSPARENT_BACKGROUND = (1 << 20), + /* Don't apply multiple importance sampling weights to emission from + * lamp or surface hits, because they were not direct light sampled. */ + PATH_RAY_MIS_SKIP = (1 << 14), + /* Diffuse bounce earlier in the path, skip SSS to improve performance + * and avoid branching twice with disk sampling SSS. */ + PATH_RAY_DIFFUSE_ANCESTOR = (1 << 15), + /* Single pass has been written. */ + PATH_RAY_SINGLE_PASS_DONE = (1 << 16), + /* Ray is behind a shadow catcher .*/ + PATH_RAY_SHADOW_CATCHER = (1 << 17), + /* Store shadow data for shadow catcher or denoising. */ + PATH_RAY_STORE_SHADOW_INFO = (1 << 18), + /* Zero background alpha, for camera or transparent glass rays. */ + PATH_RAY_TRANSPARENT_BACKGROUND = (1 << 19), }; /* Closure Label */ |