some minor fixes

Author: keptsecret

examples_tests

@@ -4,6 +4,8 @@
 #ifndef _NBL_BUILTIN_HLSL_SUBGROUP2_BALLOT_INCLUDED_
 #define _NBL_BUILTIN_HLSL_SUBGROUP2_BALLOT_INCLUDED_
 
+#include "nbl/builtin/hlsl/glsl_compat/subgroup_ballot.hlsl"
+
 namespace nbl 
 {
 namespace hlsl

include/nbl/builtin/hlsl/subgroup2/ballot.hlsl

@@ -22,6 +22,7 @@ struct virtual_wg_size_log2
     // static_assert(WorkgroupSizeLog2<=SubgroupSizeLog2+4, "WorkgroupSize cannot be larger than SubgroupSize*16");
     NBL_CONSTEXPR_STATIC_INLINE uint16_t levels = conditional_value<(WorkgroupSizeLog2>SubgroupSizeLog2),uint16_t,conditional_value<(WorkgroupSizeLog2>SubgroupSizeLog2*2+2),uint16_t,3,2>::value,1>::value;
     NBL_CONSTEXPR_STATIC_INLINE uint16_t value = mpl::max_v<uint32_t, WorkgroupSizeLog2-SubgroupSizeLog2, SubgroupSizeLog2>+SubgroupSizeLog2;
+    // must have at least enough level 0 outputs to feed a single subgroup
 };
 
 template<class VirtualWorkgroup, uint16_t BaseItemsPerInvocation, uint16_t WorkgroupSizeLog2, uint16_t SubgroupSizeLog2>
@@ -60,10 +61,6 @@ struct ArithmeticConfiguration
     NBL_CONSTEXPR_STATIC_INLINE uint16_t SubgroupSizeLog2 = _SubgroupSizeLog2;
     NBL_CONSTEXPR_STATIC_INLINE uint16_t SubgroupSize = uint16_t(0x1u) << SubgroupSizeLog2;
 
-    // must have at least enough level 0 outputs to feed a single subgroup
-    NBL_CONSTEXPR_STATIC_INLINE uint16_t _SubgroupsPerVirtualWorkgroupLog2 = mpl::max_v<uint16_t, WorkgroupSizeLog2-SubgroupSizeLog2, SubgroupSizeLog2>;
-    NBL_CONSTEXPR_STATIC_INLINE uint16_t _SubgroupsPerVirtualWorkgroup = uint16_t(0x1u) << _SubgroupsPerVirtualWorkgroupLog2;
-
     using virtual_wg_t = impl::virtual_wg_size_log2<WorkgroupSizeLog2, SubgroupSizeLog2>;
     NBL_CONSTEXPR_STATIC_INLINE uint16_t LevelCount = virtual_wg_t::levels;
     NBL_CONSTEXPR_STATIC_INLINE uint16_t VirtualWorkgroupSize = uint16_t(0x1u) << virtual_wg_t::value;