vtkVRModel.h

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/*=========================================================================
 
Program:   Visualization Toolkit
Module:    vtkVRModel.h
 
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkVRModel_h
#define vtkVRModel_h
 
#include "vtkEventData.h" // for vtkEventDataDevice
#include "vtkNew.h"       // for ivar
#include "vtkObject.h"
#include "vtkOpenGLHelper.h"      // ivar
#include "vtkRenderingVRModule.h" // For export macro
 
class vtkOpenGLRenderWindow;
class vtkOpenGLVertexBufferObject;
class vtkTextureObject;
class vtkMatrix4x4;
class vtkVRRay;
 
class VTKRENDERINGVR_EXPORT vtkVRModel : public vtkObject
{
public:
  vtkTypeMacro(vtkVRModel, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  bool Build(vtkOpenGLRenderWindow* win);
 
  void Render(vtkOpenGLRenderWindow* win, const float poseInTrackingCoordinates[][4]);
 
  const std::string& GetName() const { return this->ModelName; }
  void SetName(const std::string& modelName) { this->ModelName = modelName; }
 
  // show the model
  void SetVisibility(bool v) { this->Visibility = v; }
  bool GetVisibility() { return this->Visibility; }
 
  // Set Ray parameters
  void SetShowRay(bool v);
  void SetRayLength(double length);
  void SetRayColor(double r, double g, double b);
  vtkVRRay* GetRay() { return this->Ray; }
 
  void ReleaseGraphicsResources(vtkWindow* win);
 
  // The tracked device this model represents if any
  vtkEventDataDevice TrackedDevice = vtkEventDataDevice::Unknown;
 
protected:
  vtkVRModel();
  ~vtkVRModel() override;
 
  virtual void FillModelHelper() = 0;
  virtual void SetPositionAndTCoords() = 0;
  virtual void CreateTextureObject(vtkOpenGLRenderWindow* win) = 0;
  virtual void LoadModelAndTexture(vtkOpenGLRenderWindow* win) = 0;
 
  std::string ModelName;
 
  bool Visibility;
  bool Loaded;
  bool FailedToLoad;
 
  vtkOpenGLHelper ModelHelper;
  vtkOpenGLVertexBufferObject* ModelVBO;
  vtkNew<vtkTextureObject> TextureObject;
  vtkNew<vtkMatrix4x4> PoseMatrix;
 
  // Controller ray
  vtkNew<vtkVRRay> Ray;
 
private:
  vtkVRModel(const vtkVRModel&) = delete;
  void operator=(const vtkVRModel&) = delete;
};
 
#endif