ITK  4.9.0
Insight Segmentation and Registration Toolkit
itkGPUContextManager.h
Go to the documentation of this file.
1 /*=========================================================================
2  *
3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0.txt
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 #ifndef itkGPUContextManager_h
19 #define itkGPUContextManager_h
20 
21 #include "itkOpenCLUtil.h"
22 #include <itkLightObject.h>
23 
24 namespace itk
25 {
35 {
36 public:
37 
39 
40  void DestroyInstance();
41 
42  cl_command_queue GetCommandQueue(int i);
43 
44  unsigned int GetNumberOfCommandQueues() {
45  return m_NumberOfDevices;
46  }
47 
48  cl_context GetCurrentContext() {
49  return m_Context;
50  }
51 
52  cl_device_id GetDeviceId(int i);
53 
54 private:
55 
58 
59  cl_platform_id m_Platform;
60  cl_context m_Context;
61  cl_device_id* m_Devices;
62  cl_command_queue* m_CommandQueue; // one queue per device
63 
65 
67 };
68 } // namespace itk
69 
70 #endif
cl_command_queue * m_CommandQueue
Light weight base class for most itk classes.
static GPUContextManager * GetInstance()
static GPUContextManager * m_Instance
cl_device_id GetDeviceId(int i)
cl_command_queue GetCommandQueue(int i)
unsigned int GetNumberOfCommandQueues()
Singleton class to store the GPU context.