diff options
Diffstat (limited to 'intern/cycles/kernel/kernel_path_branched.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_path_branched.h | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/intern/cycles/kernel/kernel_path_branched.h b/intern/cycles/kernel/kernel_path_branched.h index d58960cae4e..a2d4e347d9d 100644 --- a/intern/cycles/kernel/kernel_path_branched.h +++ b/intern/cycles/kernel/kernel_path_branched.h @@ -55,8 +55,12 @@ ccl_device_inline void kernel_branched_path_ao(KernelGlobals *kg, light_ray.dP = sd->dP; light_ray.dD = differential3_zero(); - if(!shadow_blocked(kg, emission_sd, state, &light_ray, &ao_shadow)) + if(!shadow_blocked(kg, emission_sd, state, &light_ray, &ao_shadow)) { path_radiance_accum_ao(L, throughput*num_samples_inv, ao_alpha, ao_bsdf, ao_shadow, state->bounce); + } + else { + path_radiance_accum_total_ao(L, throughput*num_samples_inv, ao_bsdf); + } } } } @@ -206,7 +210,8 @@ ccl_device void kernel_branched_path_subsurface_scatter(KernelGlobals *kg, #ifdef __EMISSION__ /* direct light */ if(kernel_data.integrator.use_direct_light) { - int all = kernel_data.integrator.sample_all_lights_direct; + int all = (kernel_data.integrator.sample_all_lights_direct) || + (state->flag & PATH_RAY_SHADOW_CATCHER); kernel_branched_path_surface_connect_light( kg, rng, @@ -461,7 +466,7 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in #ifdef __BACKGROUND__ /* sample background shader */ float3 L_background = indirect_background(kg, &emission_sd, &state, &ray); - path_radiance_accum_background(&L, throughput, L_background, state.bounce); + path_radiance_accum_background(&L, &state, throughput, L_background); #endif /* __BACKGROUND__ */ break; @@ -472,6 +477,21 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in shader_eval_surface(kg, &sd, rng, &state, 0.0f, state.flag, SHADER_CONTEXT_MAIN); shader_merge_closures(&sd); +#ifdef __SHADOW_TRICKS__ + if((sd.object_flag & SD_OBJECT_SHADOW_CATCHER)) { + if(state.flag & PATH_RAY_CAMERA) { + state.flag |= (PATH_RAY_SHADOW_CATCHER | PATH_RAY_SHADOW_CATCHER_ONLY); + state.catcher_object = sd.object; + if(!kernel_data.background.transparent) { + L.shadow_color = indirect_background(kg, &emission_sd, &state, &ray); + } + } + } + else { + state.flag &= ~PATH_RAY_SHADOW_CATCHER_ONLY; + } +#endif /* __SHADOW_TRICKS__ */ + /* holdout */ #ifdef __HOLDOUT__ if((sd.flag & SD_HOLDOUT) || (sd.object_flag & SD_OBJECT_HOLDOUT_MASK)) { @@ -544,7 +564,8 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in #ifdef __EMISSION__ /* direct light */ if(kernel_data.integrator.use_direct_light) { - int all = kernel_data.integrator.sample_all_lights_direct; + int all = (kernel_data.integrator.sample_all_lights_direct) || + (state.flag & PATH_RAY_SHADOW_CATCHER); kernel_branched_path_surface_connect_light(kg, rng, &sd, &emission_sd, &hit_state, throughput, 1.0f, &L, all); } @@ -581,7 +602,16 @@ ccl_device float4 kernel_branched_path_integrate(KernelGlobals *kg, RNG *rng, in #endif /* __VOLUME__ */ } - float3 L_sum = path_radiance_clamp_and_sum(kg, &L); + float3 L_sum; +#ifdef __SHADOW_TRICKS__ + if(state.flag & PATH_RAY_SHADOW_CATCHER) { + L_sum = path_radiance_sum_shadowcatcher(kg, &L, &L_transparent); + } + else +#endif /* __SHADOW_TRICKS__ */ + { + L_sum = path_radiance_clamp_and_sum(kg, &L); + } kernel_write_light_passes(kg, buffer, &L, sample); |