falso
/
perfect_dark
mirror of https://github.com/n64decomp/perfect_dark.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Decompile func0f1770ac

This commit is contained in:
Ryan Dwyer 2020-09-07 18:25:01 +10:00
parent c83bbac2c4
commit f62fccd055
2 changed files with 7 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/game/utils.c
View File

@ -169,38 +169,12 @@ f32 func0f17707c(struct coord *a, struct coord *b)
return a->x * b->x + a->y * b->y + a->z * b->z;
}
GLOBAL_ASM(
glabel func0f1770ac
/* f1770ac: c4840004 */ lwc1 $f4,0x4($a0)
/* f1770b0: c4a60008 */ lwc1 $f6,0x8($a1)
/* f1770b4: c48a0008 */ lwc1 $f10,0x8($a0)
/* f1770b8: c4b00004 */ lwc1 $f16,0x4($a1)
/* f1770bc: 46062202 */ mul.s $f8,$f4,$f6
/* f1770c0: 00000000 */ nop
/* f1770c4: 46105482 */ mul.s $f18,$f10,$f16
/* f1770c8: 46124101 */ sub.s $f4,$f8,$f18
/* f1770cc: e4c40000 */ swc1 $f4,0x0($a2)
/* f1770d0: c4860000 */ lwc1 $f6,0x0($a0)
/* f1770d4: c4aa0008 */ lwc1 $f10,0x8($a1)
/* f1770d8: c4b20000 */ lwc1 $f18,0x0($a1)
/* f1770dc: c4880008 */ lwc1 $f8,0x8($a0)
/* f1770e0: 460a3402 */ mul.s $f16,$f6,$f10
/* f1770e4: 00000000 */ nop
/* f1770e8: 46124102 */ mul.s $f4,$f8,$f18
/* f1770ec: 46048181 */ sub.s $f6,$f16,$f4
/* f1770f0: 46003287 */ neg.s $f10,$f6
/* f1770f4: e4ca0004 */ swc1 $f10,0x4($a2)
/* f1770f8: c4b20004 */ lwc1 $f18,0x4($a1)
/* f1770fc: c4880000 */ lwc1 $f8,0x0($a0)
/* f177100: c4a60000 */ lwc1 $f6,0x0($a1)
/* f177104: c4840004 */ lwc1 $f4,0x4($a0)
/* f177108: 46124402 */ mul.s $f16,$f8,$f18
/* f17710c: 00000000 */ nop
/* f177110: 46062282 */ mul.s $f10,$f4,$f6
/* f177114: 460a8201 */ sub.s $f8,$f16,$f10
/* f177118: 03e00008 */ jr $ra
/* f17711c: e4c80008 */ swc1 $f8,0x8($a2)
);
void func0f1770ac(struct coord *a, struct coord *b, struct coord *out)
{
out->x = a->y * b->z - a->z * b->y;
out->y = -(a->x * b->z - a->z * b->x);
out->z = a->x * b->y - a->y * b->x;
}
void func0f177120(struct coord *in, struct coord *out)
{

2
src/include/game/utils.h
View File

@ -8,7 +8,7 @@ u32 align4(u32 arg0);
u32 align16(u32 arg0);
u32 align32(u32 arg0);
u32 func0f176ddc(void);
u32 func0f1770ac(void);
void func0f1770ac(struct coord *a, struct coord *b, struct coord *out);
bool func0f177164(struct coord *arg0, struct coord *arg1, u32 line, char *file);
u32 func0f1773c8(void);
f32 coordsGetDistance(struct coord *a, struct coord *b);