Function copyInstanceIdStack

tutorials/user_geometry/user_geometry_device.cpp:61–68

}

inline void copyInstanceIdStack(const RTCRayQueryContext* ctx, unsigned* tgt)
{
  tgt[0] = ctx->instID[0];
#if (RTC_MAX_INSTANCE_LEVEL_COUNT > 1)
  for (unsigned l = 1; l < RTC_MAX_INSTANCE_LEVEL_COUNT && l < ctx->instStackSize; ++l)
    tgt[l] = ctx->instID[l];
#endif
}

// ======================================================================== //
//                         User defined instancing                          //