00001 /******************************************************************************* 00002 The content of this file includes portions of the AUDIOKINETIC Wwise Technology 00003 released in source code form as part of the SDK installer package. 00004 00005 Commercial License Usage 00006 00007 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology 00008 may use this file in accordance with the end user license agreement provided 00009 with the software or, alternatively, in accordance with the terms contained in a 00010 written agreement between you and Audiokinetic Inc. 00011 00012 Apache License Usage 00013 00014 Alternatively, this file may be used under the Apache License, Version 2.0 (the 00015 "Apache License"); you may not use this file except in compliance with the 00016 Apache License. You may obtain a copy of the Apache License at 00017 http://www.apache.org/licenses/LICENSE-2.0. 00018 00019 Unless required by applicable law or agreed to in writing, software distributed 00020 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES 00021 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for 00022 the specific language governing permissions and limitations under the License. 00023 00024 Version: <VERSION> Build: <BUILDNUMBER> 00025 Copyright (c) <COPYRIGHTYEAR> Audiokinetic Inc. 00026 *******************************************************************************/ 00027 00028 /// \file 00029 /// Runtime processor supported features detection interface. 00030 00031 #pragma once 00032 00033 #include <AK/SoundEngine/Common/AkTypes.h> 00034 00035 namespace AK 00036 { 00037 /// SIMD instruction sets. 00038 enum AkSIMDProcessorSupport 00039 { 00040 AK_SIMD_SSE = 1<<0, ///< SSE support. 00041 AK_SIMD_SSE2 = 1<<1, ///< SSE2 support. 00042 AK_SIMD_SSE3 = 1<<2, ///< SSE3 support. 00043 AK_SIMD_SSSE3 = 1<<3 ///< SSSE3 support. 00044 }; 00045 00046 /// Runtime processor supported features detection interface. Allows to query specific processor features 00047 /// to chose optimal implementation. 00048 /// \warning The functions in this interface are not thread-safe, unless stated otherwise. 00049 class IAkProcessorFeatures 00050 { 00051 protected: 00052 /// Virtual destructor on interface to avoid warnings. 00053 virtual ~IAkProcessorFeatures(){} 00054 00055 public: 00056 /// Query for specific SIMD instruction set support. See AkSIMDProcessorSupport for options. 00057 virtual bool GetSIMDSupport(AkSIMDProcessorSupport in_eSIMD) = 0; 00058 /// Query L2 cache size to optimize prefetching techniques where necessary. 00059 virtual AkUInt32 GetCacheSize() = 0; 00060 /// Query cache line size to optimize prefetching techniques where necessary. 00061 virtual AkUInt32 GetCacheLineSize() = 0; 00062 }; 00063 }