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| author | git perforce import user <a@b> | 2016-10-25 12:29:14 -0600 |
|---|---|---|
| committer | Sheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees> | 2016-10-25 18:56:37 -0500 |
| commit | 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch) | |
| tree | fa6485c169e50d7415a651bf838f5bcd0fd3bfbd /APEX_1.4/NvParameterized/include/PlatformInputStream.inl | |
| download | physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.tar.xz physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.zip | |
Initial commit:
PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617
[CL 21300167]
Diffstat (limited to 'APEX_1.4/NvParameterized/include/PlatformInputStream.inl')
| -rw-r--r-- | APEX_1.4/NvParameterized/include/PlatformInputStream.inl | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/APEX_1.4/NvParameterized/include/PlatformInputStream.inl b/APEX_1.4/NvParameterized/include/PlatformInputStream.inl new file mode 100644 index 00000000..8c3605ab --- /dev/null +++ b/APEX_1.4/NvParameterized/include/PlatformInputStream.inl @@ -0,0 +1,117 @@ +// This code contains NVIDIA Confidential Information and is disclosed to you +// under a form of NVIDIA software license agreement provided separately to you. +// +// Notice +// NVIDIA Corporation and its licensors retain all intellectual property and +// proprietary rights in and to this software and related documentation and +// any modifications thereto. Any use, reproduction, disclosure, or +// distribution of this software and related documentation without an express +// license agreement from NVIDIA Corporation is strictly prohibited. +// +// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES +// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO +// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT, +// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE. +// +// Information and code furnished is believed to be accurate and reliable. +// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such +// information or for any infringement of patents or other rights of third parties that may +// result from its use. No license is granted by implication or otherwise under any patent +// or patent rights of NVIDIA Corporation. Details are subject to change without notice. +// This code supersedes and replaces all information previously supplied. +// NVIDIA Corporation products are not authorized for use as critical +// components in life support devices or systems without express written approval of +// NVIDIA Corporation. +// +// Copyright (c) 2008-2013 NVIDIA Corporation. All rights reserved. + +// WARNING: before doing any changes to this file +// check comments at the head of BinSerializer.cpp + +template<typename T> PX_INLINE Serializer::ErrorType PlatformInputStream::read(T &x, bool doAlign) +{ + if( doAlign ) + align(mTargetParams.getAlignment<T>()); + + if( mCurParams.getSize<T>() != mTargetParams.getSize<T>() ) + { + PX_ALWAYS_ASSERT(); + return Serializer::ERROR_INVALID_PLATFORM; + } + + mStream.read(&x, sizeof(T)); + + if( mCurParams.endian != mTargetParams.endian ) + SwapBytes((char *)&x, sizeof(T), GetDataType<T>::value); + + return Serializer::ERROR_NONE; +} + +//Deserialize array of primitive type (slow path) +template<typename T> PX_INLINE Serializer::ErrorType PlatformInputStream::readSimpleArraySlow(Handle &handle) +{ + int32_t n; + handle.getArraySize(n); + + align(mTargetParams.getAlignment<T>()); + + for(int32_t i = 0; i < n; ++i) + { + handle.set(i); + T val; + NV_ERR_CHECK_RETURN( read(val) ); + handle.setParam<T>(val); + + handle.popIndex(); + } + + return Serializer::ERROR_NONE; +} + +template<typename T> PX_INLINE Serializer::ErrorType PlatformInputStream::readSimpleArray(Handle &handle) +{ + if( mTargetParams.getSize<T>() == mCurParams.getSize<T>() + && mTargetParams.getSize<T>() >= mTargetParams.getAlignment<T>() + && mCurParams.getSize<T>() >= mCurParams.getAlignment<T>() ) //No gaps between array elements on both platforms + { + //Fast path + + int32_t n; + handle.getArraySize(n); + + align(mTargetParams.getAlignment<T>()); + + const int32_t elemSize = (int32_t)sizeof(T); + + if( mStream.tellRead() + elemSize * n >= mStream.getFileLength() ) + { + DEBUG_ALWAYS_ASSERT(); + return Serializer::ERROR_INVALID_INTERNAL_PTR; + } + + PX_ASSERT(elemSize * n >= 0); + char *p = (char *)mTraits->alloc(static_cast<uint32_t>(elemSize * n)); + mStream.read(p, static_cast<uint32_t>(elemSize * n)); + + if( mCurParams.endian != mTargetParams.endian ) + { + char *elem = p; + for(int32_t i = 0; i < n; ++i) + { + SwapBytes(elem, elemSize, GetDataType<T>::value); + elem += elemSize; + } + } + + handle.setParamArray<T>((const T *)p, n); + + mTraits->free(p); + } + else + { + return readSimpleArraySlow<T>(handle); + } + + return Serializer::ERROR_NONE; +} + |