katam/include/global.h
2020-01-13 05:32:31 +08:00

50 lines
1.2 KiB
C

#ifndef GUARD_GLOBAL_H
#define GUARD_GLOBAL_H
#include "gba/gba.h"
#include <string.h>
// Prevent cross-jump optimization.
#define BLOCK_CROSS_JUMP asm("");
// to help in decompiling
#define asm_comment(x) asm volatile("@ -- " x " -- ")
#define asm_unified(x) asm(".syntax unified\n" x "\n.syntax divided")
#if defined (__APPLE__) || defined (__CYGWIN__)
// Get the IDE to stfu
// We define it this way to fool preproc.
#define INCBIN(...) {0}
#define INCBIN_U8 INCBIN
#define INCBIN_U16 INCBIN
#define INCBIN_U32 INCBIN
#define INCBIN_S8 INCBIN
#define INCBIN_S16 INCBIN
#define INCBIN_S32 INCBIN
#define _(x) (x)
#define __(x) (x)
#endif // __APPLE__
#define ARRAY_COUNT(array) (sizeof(array) / sizeof((array)[0]))
#define SWAP(a, b, temp) \
{ \
temp = a; \
a = b; \
b = temp; \
}
// useful math macros
// Converts a number to Q8.8 fixed-point format
#define Q_8_8(n) ((s16)((n) * 256))
// Converts a number to Q4.12 fixed-point format
#define Q_4_12(n) ((s16)((n) * 4096))
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) >= (b) ? (a) : (b))
#endif // GUARD_GLOBAL_H