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/*
* Copyright 2011-2013 Blender Foundation
*
* 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.
*/
#ifdef WITH_CUDA
# include "device/cuda/util.h"
# include "device/cuda/device_impl.h"
CCL_NAMESPACE_BEGIN
CUDAContextScope::CUDAContextScope(CUDADevice *device) : device(device)
{
cuda_device_assert(device, cuCtxPushCurrent(device->cuContext));
}
CUDAContextScope::~CUDAContextScope()
{
cuda_device_assert(device, cuCtxPopCurrent(NULL));
}
# ifndef WITH_CUDA_DYNLOAD
const char *cuewErrorString(CUresult result)
{
/* We can only give error code here without major code duplication, that
* should be enough since dynamic loading is only being disabled by folks
* who knows what they're doing anyway.
*
* NOTE: Avoid call from several threads.
*/
static string error;
error = string_printf("%d", result);
return error.c_str();
}
const char *cuewCompilerPath()
{
return CYCLES_CUDA_NVCC_EXECUTABLE;
}
int cuewCompilerVersion()
{
return (CUDA_VERSION / 100) + (CUDA_VERSION % 100 / 10);
}
# endif
CCL_NAMESPACE_END
#endif /* WITH_CUDA */
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