Implicit surface rendering via ray tracing
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/*
* Copyright (c) 2014-2021, NVIDIA CORPORATION. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-FileCopyrightText: Copyright (c) 2014-2021 NVIDIA CORPORATION
* SPDX-License-Identifier: Apache-2.0
*/
/// \nodoc
#include "NvFoundation.h"
#ifndef NVP_PLATFORM_H__
#define NVP_PLATFORM_H__
#if defined(__GNUC__) && (__GNUC__ > 3 || (__GNUC__ >= 3 && __GNUC_MINOR__ >= 4))
#define NV_NOOP(...)
#define NV_BARRIER() __sync_synchronize()
/*
// maybe better than __sync_synchronize?
#if defined(__i386__ ) || defined(__x64__)
#define NVP_BARRIER() __asm__ __volatile__ ("mfence" ::: "memory")
#endif
#if defined(__arm__)
#define NVP_BARRIER() __asm__ __volatile__ ("dmb" :::"memory")
#endif
*/
#elif defined(__MSC__) || defined(_MSC_VER)
#include <emmintrin.h>
#pragma warning(disable:4142) // redefinition of same type
#if (_MSC_VER >= 1400) // VC8+
#pragma warning(disable : 4996) // Either disable all deprecation warnings,
#endif // VC8+
#define NV_NOOP __noop
#define NV_BARRIER() _mm_mfence()
#else
#error "compiler unkown"
#endif
#endif