WAIAppTest.h

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#ifndef WAI_APP_TEST_H
#define WAI_APP_TEST_H
 
#include <string>
#include <SLInputEventInterface.h>
#include <SLGLTexture.h>
#include <SLCamera.h>
 
class SLSceneView;
class SENSCamera;
 
//-----------------------------------------------------------------------------
struct AppDirectories
{
    std::string writableDir;
    std::string waiDataRoot;
    std::string slDataRoot;
    std::string vocabularyDir;
    std::string logFileDir;
};
//-----------------------------------------------------------------------------
//! Implements app functionality (e.g. scene description, which camera, how to start and use WAISlam)
class WAIApp : public SLInputEventInterface
{
public:
    using CloseAppCallback = std::function<void()>;
 
    WAIApp();
 
    void init(int            screenWidth,
              int            screenHeight,
              int            screenDpi,
              AppDirectories directories);
    void initCloseAppCallback(CloseAppCallback cb);
    void initCamera(SENSCamera* camera);
 
    bool update();
    void close();
 
    // back button pressed
    void goBack();
 
private:
    void initSceneCamera();
    void initDirectories(AppDirectories directories);
 
    // initialize SLScene, SLSceneView and UI
    void initSceneGraph(int scrWidth, int scrHeight, int dpi);
    void initIntroScene();
    void deleteSceneGraph();
 
    SENSCamera* _camera = nullptr;
 
    SLSceneView* _sv          = nullptr;
    SLCamera*    _sceneCamera = nullptr;
    SLGLTexture* _videoImage  = nullptr;
 
    AppDirectories _dirs;
 
    // implanted callback from WaiApp to system to
    CloseAppCallback _closeAppCallback;
 
    bool _goBackRequested    = false;
    bool _initSceneGraphDone = false;
    bool _initIntroSceneDone = false;
};
//-----------------------------------------------------------------------------
#endif // WAI_APP_TEST_H