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110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
/*=========================================================================
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Program: ParaView
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Module: vtkVRQueue.h
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Copyright (c) 2005,2006 Sandia Corporation, Kitware Inc.
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All rights reserved.
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ParaView is a free software; you can redistribute it and/or modify it
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under the terms of the ParaView license version 1.2.
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See License_v1.2.txt for the full ParaView license.
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A copy of this license can be obtained by contacting
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Kitware Inc.
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28 Corporate Drive
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Clifton Park, NY 12065
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USA
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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========================================================================*/
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#ifndef vtkVRQueue_h
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#define vtkVRQueue_h
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#include "vtkObject.h"
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#include "vtkNew.h"
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class vtkConditionVariable;
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class vtkMutexLock;
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#include <queue>
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#define BUTTON_EVENT 1
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#define ANALOG_EVENT 2
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#define TRACKER_EVENT 3
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#define VTK_ANALOG_CHANNEL_MAX 128
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struct vtkTracker
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{
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long sensor; // Which sensor is reporting
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double matrix[16]; // The matrix with transformations applied
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};
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struct vtkAnalog
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{
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int num_channel; // how many channels
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double channel[VTK_ANALOG_CHANNEL_MAX]; // channel diliever analog values
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};
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struct vtkButton
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{
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int button; // Which button (numbered from zero)
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int state; // New state (0 = off, 1 = on)
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};
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union vtkVREventCommonData
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{
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vtkTracker tracker;
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vtkAnalog analog;
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vtkButton button;
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};
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struct vtkVREventData
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{
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std::string connId;
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std::string name; // Specified from configuration
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unsigned int eventType;
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vtkVREventCommonData data;
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unsigned int timeStamp;
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};
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class vtkVRQueue : public vtkObject
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{
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public:
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static vtkVRQueue *New();
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vtkTypeMacro(vtkVRQueue, vtkObject)
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void PrintSelf(ostream &os, vtkIndent indent);
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void Enqueue (const vtkVREventData& data);
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bool IsEmpty() const;
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bool TryDequeue(vtkVREventData& data);
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bool TryDequeue(std::queue<vtkVREventData>& data);
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void Dequeue(vtkVREventData& data) ;
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protected:
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vtkVRQueue();
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~vtkVRQueue();
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private:
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vtkVRQueue(const vtkVRQueue&); // Not implemented.
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void operator=(const vtkVRQueue&); // Not implemented.
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std::queue<vtkVREventData> Queue;
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mutable vtkNew<vtkMutexLock> Mutex;
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vtkNew<vtkConditionVariable> CondVar;
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};
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#endif // vtkVRQueue_h
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