_i_ak_processor_features_8h

Wwise SDK 2021.1.14

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   Version: v2021.1.14  Build: 6590

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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))

         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;

     };

 }