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| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-18 05:20:39 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-02-23 20:57:58 +0300 |
| commit | a963c7d48dade70474ec3b40bea5e99ebdbbc5d4 (patch) | |
| tree | 7df66a8c09dec4f9bd1f9eb1f9d390339213c21d /intern/cycles/render/shader.cpp | |
| parent | 4448ed6c5e6d321c9f0822ca2d969f7e7041fe27 (diff) | |
Code refactor: improve attribute handling for optional volume attributes.
A volume shader should be able to request attributes, and still be rendered
as homogeneous if no volume attributes are available for the object.
Diffstat (limited to 'intern/cycles/render/shader.cpp')
| -rw-r--r-- | intern/cycles/render/shader.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/intern/cycles/render/shader.cpp b/intern/cycles/render/shader.cpp index a1ebb26eba3..578c61a3e79 100644 --- a/intern/cycles/render/shader.cpp +++ b/intern/cycles/render/shader.cpp @@ -191,6 +191,7 @@ Shader::Shader() has_surface_spatial_varying = false; has_volume_spatial_varying = false; has_object_dependency = false; + has_attribute_dependency = false; has_integrator_dependency = false; has_volume_connected = false; @@ -463,6 +464,8 @@ void ShaderManager::device_update_common(Device *device, flag |= SD_HAS_ONLY_VOLUME; if(shader->heterogeneous_volume && shader->has_volume_spatial_varying) flag |= SD_HETEROGENEOUS_VOLUME; + if(shader->has_attribute_dependency) + flag |= SD_NEED_ATTRIBUTES; if(shader->has_bssrdf_bump) flag |= SD_HAS_BSSRDF_BUMP; if(device->info.has_volume_decoupled) { |