/* core.h - Don Yang (uguu.org)

   05/13/03
                                                                           */

#ifndef CORE_H__
#define CORE_H__


/* Constants are for symbolic use only, do not change */
#define SONG_LENGTH           48
#define LINE_LENGTH           3.552
#define LINE_TYPE_COUNT       9
#define VERSE_COUNT           10
#define DRIFT_DISTANCE        8.0

#define CAMERA_ROTATE_PERIOD  16.0
#define SCENE_2D_XSIZE        CAMERA_ROTATE_PERIOD
#define SCENE_2D_YSIZE        2.0
#define SCENE_3D_XSIZE        32.0
#define SCENE_3D_YSIZE        32.0
#define SCENE_3D_ZSIZE        32.0

enum
{
   ClipNone, ClipNegativeZ, ClipPositiveZ
};

extern double CurrentTime;
extern int ManualClip;

void Cleanup(void);
void Init(void);
void Render(int width, int height);
void SetViewport2D(int width, int height, int left, int right);
void SetViewport3D(int width, int height, int left, int right, int fog);


#endif