interactive-track-and-trace/particle-track-and-trace/src/Program.h

79 lines
2.4 KiB
C++

#ifndef PROGRAM_H
#define PROGRAM_H
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include "layers/Layer.h"
/** This class manages the upper levels of the vtk pipeline; it has attributes for the vtkrenderWindow and a vector of Layers to represent a variable number of vtkRenderers.
* It can also set up a vtkTimer by connecting an instance of TimerCallbackCommand with its contained vtkRenderWindowInteractor.
*/
class Program {
private:
/** This attribute models a variable number of vtkRenderers, managed through the abstract Layer class.
*/
std::vector<Layer *> layers;
/** The window this program's layers render to.
*/
vtkSmartPointer<vtkRenderWindow> win;
/** The interactor through which the layers can interact with the window.
*/
vtkSmartPointer<vtkRenderWindowInteractor> interact;
/** The camera used by all layers for this program.
*/
vtkSmartPointer<vtkCamera> cam;
/** This function sets some default properties on the vtkRenderWindow. Extracted to its' own function to keep the constructor from becoming cluttered.
*/
void setWinProperties();
/** This function sets up and connects a TimerCallbackCommand with the program.
*/
void setupTimer(int dt);
/** This function adds all interactors of each layer to the interactor/window
*/
void setupInteractions();
/** This function sets up the camera's associated movement callbacks..
*/
void setupCameraCallback();
public:
/** Constructor.
*/
Program(int timerDT);
/** This function adds a new layer (and thus vtkRenderer) to the program.
* The layer is expected to set its own position in the vtkRenderWindow layer system.
* @param layer : pointer to the layer to add.
*/
void addLayer(Layer *layer);
/** This function removes a given layer from the vtkRenderWindow and layers vector.
* If the given layer is not actually in the program, nothing happens.
* @param layer : the layer to removeLayer
*/
void removeLayer(Layer *layer);
/** This function updates the data for the associated layers to the given timestamp.
* Also updates the renderWindow.
* @param t : the timestamp to update the data to.
*/
void updateData(int t);
/**
* This function renders the vtkRenderWindow for the first time.
* Only call this function once!
*/
void render();
};
#endif