Single pass downsampling #954
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… on HLSL side by specializing , a bunch of morton operators
…or both cpp and hlsl
…s and left/right shifts
…c and generic ternary operator that should work for all compatible types, address PR review comments
… bunch of operators and functional structs for vectorial types
`NBL_CONSTEXPR_FUNC` Adds `OpUndef` to spirv `intrinsics.hlsl` and `cpp_compat.hlsl` Adds an explicit `truncate` function for vectors and emulated vectors Adds a bunch of specializations for vectorial types in `functional.hlsl` Bugfixes and changes to Morton codes, very close to them working properly with emulated ints
…not a single token
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Description
Implementation of amd single pass downsampling in nabla and hlsl
Testing
Will be tested using example tests by downsampling different sizes of texture(PoT texture, non PoT texture, texture cube)
TODO list: