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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.h | |
| 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.h')
| -rw-r--r-- | APEX_1.4/NvParameterized/include/PlatformInputStream.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/APEX_1.4/NvParameterized/include/PlatformInputStream.h b/APEX_1.4/NvParameterized/include/PlatformInputStream.h new file mode 100644 index 00000000..45af2a3a --- /dev/null +++ b/APEX_1.4/NvParameterized/include/PlatformInputStream.h @@ -0,0 +1,115 @@ +// 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. + +#ifndef PLATFORM_INPUT_STREAM_H_ +#define PLATFORM_INPUT_STREAM_H_ + +// WARNING: before doing any changes to this file +// check comments at the head of BinSerializer.cpp + +#include "PlatformStream.h" +#include "ApbDefinitions.h" + +namespace NvParameterized +{ + +//ABI-aware input stream +class PlatformInputStream: public PlatformStream +{ + physx::PxFileBuf &mStream; + physx::shdfnd::Array<uint32_t, Traits::Allocator> mPos; + uint32_t mStartPos; //This is necessary to handle NvParameterized streams starting in the middle of other files + + PlatformInputStream(const PlatformInputStream &); //Don't + void operator =(const PlatformInputStream &); //Don't + +public: + PlatformInputStream(physx::PxFileBuf &stream, const PlatformABI &targetParams, Traits *traits); + + Serializer::ErrorType skipBytes(uint32_t nbytes); + + Serializer::ErrorType pushPos(uint32_t newPos); + + void popPos(); + + uint32_t getPos() const; + + //Read string stored at given offset + //TODO: this could much faster if we loaded whole dictionary in the beginning + Serializer::ErrorType readString(uint32_t off, const char *&s); + + //Deserialize header of NvParameterized object (see wiki for details) + Serializer::ErrorType readObjHeader(ObjHeader &hdr); + + //Deserialize primitive type + template<typename T> PX_INLINE Serializer::ErrorType read(T &x, bool doAlign = true); + + //Deserialize array of primitive type (slow path) + template<typename T> PX_INLINE Serializer::ErrorType readSimpleArraySlow(Handle &handle); + + //Deserialize array of structs of primitive type + Serializer::ErrorType readSimpleStructArray(Handle &handle); + + //Deserialize array of primitive type + template<typename T> PX_INLINE Serializer::ErrorType readSimpleArray(Handle &handle); + + //Align current offset according to supplied alignment and padding + void beginStruct(uint32_t align_, uint32_t pad_); + + //Align current offset according to supplied alignment (padding = alignment) + void beginStruct(uint32_t align_); + + //Align current offset according to supplied DataType + void beginStruct(const Definition *pd); + + //Insert tail padding + void closeStruct(); + + //beginStruct for DummyStringStruct + void beginString(); + + //closeStruct for DummyStringStruct + void closeString(); + + //beginStruct for arrays + void beginArray(const Definition *pd); + + //closeStruct for arrays + void closeArray(); + + //Align offset to be n*border + void align(uint32_t border); + + //Read value of pointer (offset from start of file) + Serializer::ErrorType readPtr(uint32_t &val); +}; + +#include "PlatformInputStream.inl" + +} + +#endif |