47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_cuda_interop_SetOpenGLDevice_h
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#define vtk_m_cuda_interop_SetOpenGLDevice_h
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#include <cuda.h>
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#include <cuda_gl_interop.h>
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#include <vtkm/cont/ErrorExecution.h>
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namespace vtkm
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{
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namespace interop
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{
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namespace cuda
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{
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static void SetCudaGLDevice(int id)
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{
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//With Cuda 5.0 cudaGLSetGLDevice is deprecated and shouldn't be needed
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//anymore. But it seems that macs still require you to call it or we
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//segfault
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#ifdef __APPLE__
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cudaError_t cError = cudaGLSetGLDevice(id);
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#else
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cudaError_t cError = cudaSetDevice(id);
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#endif
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if (cError != cudaSuccess)
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{
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std::string cuda_error_msg("Unable to setup cuda/opengl interop. Error: ");
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cuda_error_msg.append(cudaGetErrorString(cError));
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throw vtkm::cont::ErrorExecution(cuda_error_msg);
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}
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}
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}
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}
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} //namespace
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#endif //vtk_m_cuda_interop_SetOpenGLDevice_h
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