#ifndef TYPEDEFS_HEADER_FILE

#define TYPEDEFS_HEADER_FILE

#include <wiimote.h>

typedef struct FrustumParms
{
  double m_dHeadTrackLedDist;       //distance between leds on head in millimeters
  double m_dRadPerCameraPixel;      //radians per camera pixel
  double m_dCameraXCenter;          //the coordinates of the center of the camera
  double m_dCameraYCenter;          //
  double m_dYAngleCorrection;       //the correction added to the verticle angle measured by the camera (in radians)
  double m_dCameraYOffset;          //the offset in Y direction of the camera relative to the center of the screen (in mm)
  double m_dScreenHeightMM;         //the height of the screen (in mm)
  double m_dScreenAspect;           //the aspect ratio of the screen (width/height)
  double m_dScreenHeightWorld;      //the height of the screen (in world coordinates)
  double m_dEyeDistMM;              //distance between the eyes (in mm)
  double m_dDefHeadDistMM;          //default distance between head and display (in mm)
} FrustumParms_t;

typedef enum EyeOrigin {
    STEREO_LEFT_EYE  = 0,
    STEREO_RIGHT_EYE = 1,
    MONO_CENTER      = 2
} EyeOrigin_t;

typedef struct GameState
{
  FrustumParms_t  m_FrustumParms;
  bool            m_bHeadTrackingEnabled;
  bool            m_bStereoEnabled;
  wiimote         *m_pTrackingWiimote;
  GLuint          m_GreyScaleShaderProgram;   //handle to the grayscale shader program
  GLint           m_GSConvScaleLoc;           //handle to the g_ConversionScale variable in the shader
  GLfloat         m_GSConvScale[3];           //grayscale conversion scale (default 0.299, 0.587, 0.114)
} GameState_t;
#endif //TYPEDEFS_HEADER_FILE