From 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 Mon Sep 17 00:00:00 2001 From: git perforce import user 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] --- APEX_1.4/common/include/ReadCheck.h | 57 +++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 APEX_1.4/common/include/ReadCheck.h (limited to 'APEX_1.4/common/include/ReadCheck.h') diff --git a/APEX_1.4/common/include/ReadCheck.h b/APEX_1.4/common/include/ReadCheck.h new file mode 100644 index 00000000..21529ae5 --- /dev/null +++ b/APEX_1.4/common/include/ReadCheck.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved. + * + * NVIDIA CORPORATION and its licensors retain all intellectual property + * and proprietary rights in and to this software, 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. + */ + +// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. +// Copyright (c) 2001-2004 NovodeX AG. All rights reserved. + + +#ifndef READ_CHECK_H +#define READ_CHECK_H + +#include "PxSimpleTypes.h" +#include "ApexUsingNamespace.h" + +namespace nvidia +{ +namespace apex +{ + +class ApexRWLockable; + +// RAII wrapper around the Scene::apexStartRead() method, note that this +// object does not acquire any scene locks, it is an error checking only mechanism +class ReadCheck +{ +public: + ReadCheck(const ApexRWLockable* scene, const char* functionName); + ~ReadCheck(); + +private: + const ApexRWLockable* mLockable; + const char* mName; + uint32_t mErrorCount; +}; + +#if (PX_DEBUG || PX_CHECKED) + // Creates a scoped read check object that detects whether appropriate scene locks + // have been acquired and checks if reads/writes overlap, this macro should typically + // be placed at the beginning of any const API methods that are not multi-thread safe, + // the error conditions checked can be summarized as: + + // 1. Other threads were already writing, or began writing during the object lifetime + #define READ_ZONE() ReadCheck __readCheck(static_cast(this), __FUNCTION__); +#else + #define READ_ZONE() +#endif + +} +} + +#endif // READ_CHECK_H -- cgit v1.2.3