Shipwright/libultraship/libultraship/Lib/Fast3D/U64/PR/ultra64/convert.h
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subrepo:
  subdir:   "libultraship"
  merged:   "a484cda98"
upstream:
  origin:   "https://github.com/HarbourMasters/libultraship.git"
  branch:   "main"
  commit:   "a484cda98"
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2022-03-22 02:52:44 +01:00

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812 B
C

#ifndef ULTRA64_CONVERT_H
#define ULTRA64_CONVERT_H
#define OS_CLOCK_RATE 62500000LL
#define OS_CPU_COUNTER (OS_CLOCK_RATE*3/4)
#define OS_NSEC_TO_CYCLES(n) (((u64)(n)*(OS_CPU_COUNTER/15625000LL))/(1000000000LL/15625000LL))
#define OS_USEC_TO_CYCLES(n) (((u64)(n)*(OS_CPU_COUNTER/15625LL))/(1000000LL/15625LL))
#define OS_CYCLES_TO_NSEC(c) (((u64)(c)*(1000000000LL/15625000LL))/(OS_CPU_COUNTER/15625000LL))
#define OS_CYCLES_TO_USEC(c) (((u64)(c)*(1000000LL/15625LL))/(OS_CPU_COUNTER/15625LL))
#define OS_K0_TO_PHYSICAL(x) (u32)(((char*)(x)-0x80000000))
#define OS_K1_TO_PHYSICAL(x) (0)//(u32)(((char*)(x)-0xA0000000))
#define OS_PHYSICAL_TO_K0(x) (void*)(((u32)(x)+0x80000000))
#define OS_PHYSICAL_TO_K1(x) (void*)(((u32)(x)+0xA0000000))
#endif