Enable reading OptiX SBT records via uniform parameters on ray tracing entry points (#1917)

* optix SBT record data can now be accessed using uniform parameters on ray tracing entry points

* Update slang-emit.cpp

1 files changed, 7 insertions, 0 deletions

diff --git a/source/slang/slang-emit-cuda.cpp b/source/slang/slang-emit-cuda.cpp
index 0a375cb56..61d51cbda 100644
--- a/source/slang/slang-emit-cuda.cpp
+++ b/source/slang/slang-emit-cuda.cpp
@@ -811,6 +811,13 @@ bool CUDASourceEmitter::tryEmitInstExprImpl(IRInst* inst, const EmitOpInfo& inOu
             }
             return true;
         }
+        case kIROp_GetOptiXSbtDataPtr:
+        {
+            m_writer->emit("(*((");
+            emitType(inst->getDataType());
+            m_writer->emit(")optixGetSbtDataPointer()))");
+            return true;
+        }
         default: break;
     }