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88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkGPUInfoList.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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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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/**
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* @class vtkGPUInfoList
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* @brief Stores the list of GPUs VRAM information.
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*
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* vtkGPUInfoList stores a list of vtkGPUInfo. An host can have
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* several GPUs. It creates and sets the list by probing the host with system
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* calls. This an abstract class. Concrete classes are OS specific.
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* @sa
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* vtkGPUInfo vtkDirectXGPUInfoList vtkCoreGraphicsGPUInfoList
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*/
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#ifndef vtkGPUInfoList_h
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#define vtkGPUInfoList_h
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#include "vtkObject.h"
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#include "vtkRenderingCoreModule.h" // For export macro
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class vtkGPUInfoListArray; // STL Pimpl
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class vtkGPUInfo;
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class VTKRENDERINGCORE_EXPORT vtkGPUInfoList : public vtkObject
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{
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public:
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static vtkGPUInfoList* New();
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vtkTypeMacro(vtkGPUInfoList, vtkObject);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* Build the list of vtkInfoGPU if not done yet.
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* Default implementation created an empty list. Useful if there is no
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* implementation available for a given architecture yet.
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* \post probed: IsProbed()
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*/
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virtual void Probe() = 0;
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/**
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* Tells if the operating system has been probed. Initial value is false.
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*/
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virtual bool IsProbed();
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/**
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* Return the number of GPUs.
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* \pre probed: IsProbed()
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*/
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virtual int GetNumberOfGPUs();
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/**
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* Return information about GPU i.
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* \pre probed: IsProbed()
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* \pre valid_index: i>=0 && i<GetNumberOfGPUs()
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* \post result_exists: result!=0
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*/
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virtual vtkGPUInfo* GetGPUInfo(int i);
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protected:
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//@{
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/**
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* Default constructor. Set Probed to false. Set Array to NULL.
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*/
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vtkGPUInfoList();
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~vtkGPUInfoList() override;
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//@}
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bool Probed;
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vtkGPUInfoListArray* Array;
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private:
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vtkGPUInfoList(const vtkGPUInfoList&) = delete;
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void operator=(const vtkGPUInfoList&) = delete;
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};
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#endif
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