diff options
Diffstat (limited to 'intern/cycles/kernel/split/kernel_shadow_blocked_dl.h')
-rw-r--r-- | intern/cycles/kernel/split/kernel_shadow_blocked_dl.h | 79 |
1 files changed, 61 insertions, 18 deletions
diff --git a/intern/cycles/kernel/split/kernel_shadow_blocked_dl.h b/intern/cycles/kernel/split/kernel_shadow_blocked_dl.h index bb8f0157965..452b6e45a36 100644 --- a/intern/cycles/kernel/split/kernel_shadow_blocked_dl.h +++ b/intern/cycles/kernel/split/kernel_shadow_blocked_dl.h @@ -32,28 +32,71 @@ ccl_device void kernel_shadow_blocked_dl(KernelGlobals *kg) if(ray_index == QUEUE_EMPTY_SLOT) return; - /* Flag determining if we need to update L. */ - char update_path_radiance = 0; + ccl_global PathState *state = &kernel_split_state.path_state[ray_index]; + Ray ray = kernel_split_state.light_ray[ray_index]; + PathRadiance *L = &kernel_split_state.path_radiance[ray_index]; + ShaderData *sd = &kernel_split_state.sd[ray_index]; + float3 throughput = kernel_split_state.throughput[ray_index]; + RNG rng = kernel_split_state.rng[ray_index]; - if(IS_FLAG(kernel_split_state.ray_state, ray_index, RAY_SHADOW_RAY_CAST_DL)) { - ccl_global PathState *state = &kernel_split_state.path_state[ray_index]; - ccl_global Ray *light_ray_global = &kernel_split_state.light_ray[ray_index]; + BsdfEval L_light = kernel_split_state.bsdf_eval[ray_index]; + ShaderData *emission_sd = &kernel_split_state.sd_DL_shadow[ray_index]; + bool is_lamp = kernel_split_state.is_lamp[ray_index]; +# if defined(__BRANCHED_PATH__) || defined(__SHADOW_TRICKS__) + bool use_branched = false; + int all = 0; + + if(state->flag & PATH_RAY_SHADOW_CATCHER) { + use_branched = true; + all = 1; + } +# if defined(__BRANCHED_PATH__) + else if(kernel_data.integrator.branched) { + use_branched = true; + + if(IS_FLAG(kernel_split_state.ray_state, ray_index, RAY_BRANCHED_INDIRECT)) { + all = (kernel_data.integrator.sample_all_lights_indirect); + } + else + { + all = (kernel_data.integrator.sample_all_lights_direct); + } + } +# endif /* __BRANCHED_PATH__ */ + + if(use_branched) { + kernel_branched_path_surface_connect_light(kg, + &rng, + sd, + emission_sd, + state, + throughput, + 1.0f, + L, + all); + } + else +# endif /* defined(__BRANCHED_PATH__) || defined(__SHADOW_TRICKS__)*/ + { + /* trace shadow ray */ float3 shadow; - Ray ray = *light_ray_global; - update_path_radiance = !(shadow_blocked(kg, - &kernel_split_state.sd_DL_shadow[ray_index], - state, - &ray, - &shadow)); - - *light_ray_global = ray; - /* We use light_ray_global's P and t to store shadow and - * update_path_radiance. - */ - light_ray_global->P = shadow; - light_ray_global->t = update_path_radiance; + + if(!shadow_blocked(kg, + emission_sd, + state, + &ray, + &shadow)) + { + /* accumulate */ + path_radiance_accum_light(L, throughput, &L_light, shadow, 1.0f, state->bounce, is_lamp); + } + else { + path_radiance_accum_total_light(L, throughput, &L_light); + } } + + kernel_split_state.rng[ray_index] = rng; } CCL_NAMESPACE_END |