_i_ak_processor_features_8h

Wwise SDK 2023.1.9

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 /// \file 
 /// Runtime processor supported features detection interface.
  
 #pragma once
  
 #include <AK/SoundEngine/Common/AkTypes.h>
  
 namespace AK
 {   
     /// SIMD instruction sets.
     enum AkSIMDProcessorSupport
     {
     #if (defined(AK_CPU_X86_64) || defined(AK_CPU_X86) || defined(AK_CPU_WASM))
         AK_SIMD_SSE = 1<<0,     ///< SSE support.   
         AK_SIMD_SSE2 = 1<<1,    ///< SSE2 support.
         AK_SIMD_SSE3 = 1<<2,    ///< SSE3 support.
         AK_SIMD_SSSE3 = 1<<3,   ///< SSSE3 support.
         AK_SIMD_SSE41 = 1<<4,   ///< SSE 4.1 support.
         AK_SIMD_AVX = 1<<5,     ///< AVX support.
         AK_SIMD_F16C = 1<<6,    ///< F16C support.
         AK_SIMD_AVX2 = 1<<7     ///< AVX2 support.
     #endif
     };
  
     /// Runtime processor supported features detection interface. Allows to query specific processor features
     /// to chose optimal implementation.
     /// \akwarning
     /// The functions in this interface are not thread-safe, unless stated otherwise.
     /// \endakwarning
     class IAkProcessorFeatures
     {
     protected:
         /// Virtual destructor on interface to avoid warnings.
         virtual ~IAkProcessorFeatures(){}
  
     public:
         /// Query for specific SIMD instruction set support. See AkSIMDProcessorSupport for options.
         virtual bool GetSIMDSupport(AkSIMDProcessorSupport in_eSIMD) = 0;
         /// Query L2 cache size to optimize prefetching techniques where necessary.
         virtual AkUInt32 GetCacheSize() = 0;
         /// Query cache line size to optimize prefetching techniques where necessary.
         virtual AkUInt32 GetCacheLineSize() = 0;
     };
 }