diff options
| -rw-r--r-- | intern/cycles/kernel/kernels/optix/kernel_optix.cu | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/intern/cycles/kernel/kernels/optix/kernel_optix.cu b/intern/cycles/kernel/kernels/optix/kernel_optix.cu index fd9065098dd..8ccd2555091 100644 --- a/intern/cycles/kernel/kernels/optix/kernel_optix.cu +++ b/intern/cycles/kernel/kernels/optix/kernel_optix.cu @@ -118,12 +118,18 @@ extern "C" __global__ void __anyhit__kernel_optix_local_hit() return optixIgnoreIntersection(); } + const uint max_hits = optixGetPayload_5(); + if (max_hits == 0) { + // Special case for when no hit information is requested, just report that something was hit + optixSetPayload_5(true); + return optixTerminateRay(); + } + int hit = 0; uint *const lcg_state = get_payload_ptr_0<uint>(); LocalIntersection *const local_isect = get_payload_ptr_2<LocalIntersection>(); if (lcg_state) { - const uint max_hits = optixGetPayload_5(); for (int i = min(max_hits, local_isect->num_hits) - 1; i >= 0; --i) { if (optixGetRayTmax() == local_isect->hits[i].t) { return optixIgnoreIntersection(); |