direction.c

#if VIDEO_TYPE == 1 || VIDEO_TYPE == 2
// NTSC and MPAL are 60hz
#define TTT(fc)         (fc)
#else
// PAL is 50 Hz
#define TTT(fc)         ((fc) * 50 / 60)
#endif

// Parts of the intro: frames at which the various parts begin
#define T_START         TTT(0)
#define T_INTRO         TTT(400/2)
#define T_FRACTAL       TTT(850/2)

// For some reason I couldn't debug, the NTSC version drifts a bit with timing
// compared to PAL (framecount runs too fast compared to music). So adjust
// a bit the timings on NTSC to make it end properly.
#if VIDEO_TYPE == 0
#define T_MESH          TTT(1800/2)
#define T_CREDITS       TTT(2200/2)
#define T_ANIMATE       TTT(3500/2)
#define T_MESH2         TTT(4900/2)
#define T_ANIMSTOP      TTT(5250/2) 
#define T_PUMP          TTT(5330/2) 
#define T_NOISE2        TTT(5650/2) 
#define T_END           TTT(6100/2)
#else
#define T_MESH          TTT(1900/2 * 9 / 10)
#define T_CREDITS       TTT(2280/2 * 9 / 10)
#define T_ANIMATE       TTT(3500/2 * 9 / 10)
#define T_MESH2         TTT(4700/2 * 9 / 10)
#define T_ANIMSTOP      TTT(5100/2 * 9 / 10) 
#define T_PUMP          TTT(5355/2 * 9 / 10) 
#define T_NOISE2        TTT(5720/2 * 9 / 10) 
#define T_END           TTT(6200/2 * 9 / 10)
#endif