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Decompile coordsGetDistance

This commit is contained in:
Ryan Dwyer 2020-09-06 23:02:56 +10:00
parent 17c746d7be
commit ae0f164a39
2 changed files with 11 additions and 23 deletions
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32
src/game/utils.c
View File

@ -521,29 +521,17 @@ glabel func0f1773c8
/* f17745c: 00000000 */ nop
);
f32 coordsGetDistance(struct coord *a, struct coord *b)
{
f32 xdiff = b->x - a->x;
f32 ydiff = b->y - a->y;
f32 zdiff = b->z - a->z;
return sqrtf(xdiff * xdiff + ydiff * ydiff + zdiff * zdiff);
}
GLOBAL_ASM(
glabel coordsGetDistance
/* f177460: 27bdffe8 */ addiu $sp,$sp,-24
/* f177464: afbf0014 */ sw $ra,0x14($sp)
/* f177468: c4860000 */ lwc1 $f6,0x0($a0)
/* f17746c: c4a40000 */ lwc1 $f4,0x0($a1)
/* f177470: c48a0004 */ lwc1 $f10,0x4($a0)
/* f177474: c4a80004 */ lwc1 $f8,0x4($a1)
/* f177478: 46062001 */ sub.s $f0,$f4,$f6
/* f17747c: c4920008 */ lwc1 $f18,0x8($a0)
/* f177480: c4b00008 */ lwc1 $f16,0x8($a1)
/* f177484: 460a4081 */ sub.s $f2,$f8,$f10
/* f177488: 46000102 */ mul.s $f4,$f0,$f0
/* f17748c: 46128381 */ sub.s $f14,$f16,$f18
/* f177490: 46021182 */ mul.s $f6,$f2,$f2
/* f177494: 46062200 */ add.s $f8,$f4,$f6
/* f177498: 460e7282 */ mul.s $f10,$f14,$f14
/* f17749c: 0c012974 */ jal sqrtf
/* f1774a0: 460a4300 */ add.s $f12,$f8,$f10
/* f1774a4: 8fbf0014 */ lw $ra,0x14($sp)
/* f1774a8: 27bd0018 */ addiu $sp,$sp,0x18
/* f1774ac: 03e00008 */ jr $ra
/* f1774b0: 00000000 */ nop
glabel func0f1774b4
/* f1774b4: 27bdffc0 */ addiu $sp,$sp,-64
/* f1774b8: afa40040 */ sw $a0,0x40($sp)
/* f1774bc: afbf0014 */ sw $ra,0x14($sp)

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

@ -11,7 +11,7 @@ u32 func0f176ddc(void);
u32 func0f1770ac(void);
u32 func0f177164(void);
u32 func0f1773c8(void);
f32 coordsGetDistance(struct coord *lastdroppedpos, struct coord *proppos);
f32 coordsGetDistance(struct coord *a, struct coord *b);
u32 func0f1776cc(void);
u32 func0f17776c(void);
void func0f1777f8(void);