Move creation flags to IRayTracingPipeline

Author: kevyuu

include/nbl/asset/IRayTracingPipeline.h

@@ -53,13 +53,33 @@ class IRayTracingPipelineBase : public virtual core::IReferenceCounted
 template<typename PipelineLayoutType, typename ShaderType>
 class IRayTracingPipeline : public IPipeline<PipelineLayoutType>, public IRayTracingPipelineBase
 {
+    using base_creation_params_t = IPipeline<PipelineLayoutType>::SCreationParams;
   public:
 
     using SGeneralShaderGroupContainer = core::smart_refctd_dynamic_array<SGeneralShaderGroup>;
     using SHitShaderGroupContainer = core::smart_refctd_dynamic_array<SHitShaderGroup>;
 
-    struct SCreationParams : IPipeline<PipelineLayoutType>::SCreationParams
+    struct SCreationParams : base_creation_params_t
     {
+      public:
+      #define base_flag(F) static_cast<uint64_t>(base_creation_params_t::FLAGS::F)
+      enum class FLAGS : uint64_t
+      {
+          NONE = base_flag(NONE),
+          DISABLE_OPTIMIZATIONS = base_flag(DISABLE_OPTIMIZATIONS),
+          ALLOW_DERIVATIVES = base_flag(ALLOW_DERIVATIVES),
+          FAIL_ON_PIPELINE_COMPILE_REQUIRED = base_flag(FAIL_ON_PIPELINE_COMPILE_REQUIRED),
+          EARLY_RETURN_ON_FAILURE = base_flag(EARLY_RETURN_ON_FAILURE),
+          SKIP_BUILT_IN_PRIMITIVES = 1<<12,
+          SKIP_AABBS = 1<<13,
+          NO_NULL_ANY_HIT_SHADERS = 1<<14,
+          NO_NULL_CLOSEST_HIT_SHADERS = 1<<15,
+          NO_NULL_MISS_SHADERS = 1<<16,
+          NO_NULL_INTERSECTION_SHADERS = 1<<17,
+          ALLOW_MOTION = 1<<20,
+      };
+      #undef base_flag
+
       protected:
         using SpecInfo = ShaderType::SSpecInfo;
         template<typename ExtraLambda>