From 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 Mon Sep 17 00:00:00 2001
From: git perforce import user <a@b>
Date: Tue, 25 Oct 2016 12:29:14 -0600
Subject: Initial commit: PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @
 21275617

[CL 21300167]
---
 .../include/PlatformInputStream.inl                | 117 +++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 APEX_1.4/NvParameterized/include/PlatformInputStream.inl

(limited to 'APEX_1.4/NvParameterized/include/PlatformInputStream.inl')

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;
+}
+
-- 
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