diff options
Diffstat (limited to 'intern/cycles')
| -rw-r--r-- | intern/cycles/kernel/kernel_path.h | 17 | ||||
| -rw-r--r-- | intern/cycles/kernel/kernel_types.h | 2 | ||||
| -rw-r--r-- | intern/cycles/render/shader.cpp | 2 |
3 files changed, 18 insertions, 3 deletions
diff --git a/intern/cycles/kernel/kernel_path.h b/intern/cycles/kernel/kernel_path.h index 5681510fc25..dd2390808ea 100644 --- a/intern/cycles/kernel/kernel_path.h +++ b/intern/cycles/kernel/kernel_path.h @@ -65,7 +65,6 @@ ccl_device_forceinline bool kernel_path_scene_intersect(KernelGlobals *kg, uint visibility = path_state_ray_visibility(kg, state); if (path_state_ao_bounce(kg, state)) { - visibility = PATH_RAY_SHADOW; ray->t = kernel_data.background.ao_distance; } @@ -416,7 +415,13 @@ ccl_device void kernel_path_indirect(KernelGlobals *kg, break; } else if (path_state_ao_bounce(kg, state)) { - break; + if (intersection_get_shader_flags(kg, &isect) & + (SD_HAS_TRANSPARENT_SHADOW | SD_HAS_EMISSION)) { + state->flag |= PATH_RAY_TERMINATE_AFTER_TRANSPARENT; + } + else { + break; + } } /* Setup shader data. */ @@ -554,7 +559,13 @@ ccl_device_forceinline void kernel_path_integrate(KernelGlobals *kg, break; } else if (path_state_ao_bounce(kg, state)) { - break; + if (intersection_get_shader_flags(kg, &isect) & + (SD_HAS_TRANSPARENT_SHADOW | SD_HAS_EMISSION)) { + state->flag |= PATH_RAY_TERMINATE_AFTER_TRANSPARENT; + } + else { + break; + } } /* Setup shader data. */ diff --git a/intern/cycles/kernel/kernel_types.h b/intern/cycles/kernel/kernel_types.h index ab54fda14af..18c4d2f86ad 100644 --- a/intern/cycles/kernel/kernel_types.h +++ b/intern/cycles/kernel/kernel_types.h @@ -895,6 +895,8 @@ enum ShaderDataFlag { SD_HAS_CONSTANT_EMISSION = (1 << 27), /* Needs to access attributes for volume rendering */ SD_NEED_VOLUME_ATTRIBUTES = (1 << 28), + /* Shader has emission */ + SD_HAS_EMISSION = (1 << 29), SD_SHADER_FLAGS = (SD_USE_MIS | SD_HAS_TRANSPARENT_SHADOW | SD_HAS_VOLUME | SD_HAS_ONLY_VOLUME | SD_HETEROGENEOUS_VOLUME | SD_HAS_BSSRDF_BUMP | SD_VOLUME_EQUIANGULAR | diff --git a/intern/cycles/render/shader.cpp b/intern/cycles/render/shader.cpp index 5ecbd92d96d..44a48cd2839 100644 --- a/intern/cycles/render/shader.cpp +++ b/intern/cycles/render/shader.cpp @@ -528,6 +528,8 @@ void ShaderManager::device_update_common(Device *device, if (shader->get_use_mis()) flag |= SD_USE_MIS; + if (shader->has_surface_emission) + flag |= SD_HAS_EMISSION; if (shader->has_surface_transparent && shader->get_use_transparent_shadow()) flag |= SD_HAS_TRANSPARENT_SHADOW; if (shader->has_volume) { |