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Decompile applyRotation

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This commit is contained in:
Ryan Dwyer
2022-04-05 20:01:09 +10:00
parent f9896d6dc4
commit 18b989272d
1 changed files with 19 additions and 97 deletions
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src/game/propobj.c
+19 -97
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@@ -12089,104 +12089,26 @@ void applySpeed(f32 *distdone, f32 maxdist, f32 *speedptr, f32 accel, f32 decel,
*speedptr = speed;
}
GLOBAL_ASM(
glabel applyRotation
.late_rodata
glabel var7f1aa270
.word 0xc0490fdb
glabel var7f1aa274
.word 0x40c907a9
glabel var7f1aa278
.word 0x40490fdb
glabel var7f1aa27c
.word 0x40c907a9
glabel var7f1aa280
.word 0x40c907a9
.text
/* f06db00: 27bdffe0 */ addiu $sp,$sp,-32
/* f06db04: afbf001c */ sw $ra,0x1c($sp)
/* f06db08: 44856000 */ mtc1 $a1,$f12
/* f06db0c: c4840000 */ lwc1 $f4,0x0($a0)
/* f06db10: 3c017f1b */ lui $at,%hi(var7f1aa270)
/* f06db14: c426a270 */ lwc1 $f6,%lo(var7f1aa270)($at)
/* f06db18: 46046001 */ sub.s $f0,$f12,$f4
/* f06db1c: 44877000 */ mtc1 $a3,$f14
/* f06db20: 3c017f1b */ lui $at,%hi(var7f1aa274)
/* f06db24: c7b00030 */ lwc1 $f16,0x30($sp)
/* f06db28: 4606003c */ c.lt.s $f0,$f6
/* f06db2c: 44077000 */ mfc1 $a3,$f14
/* f06db30: 45000005 */ bc1f .L0f06db48
/* f06db34: 00000000 */ nop
/* f06db38: 3c017f1b */ lui $at,%hi(var7f1aa278)
/* f06db3c: c428a274 */ lwc1 $f8,%lo(var7f1aa274)($at)
/* f06db40: 10000009 */ b .L0f06db68
/* f06db44: 46086300 */ add.s $f12,$f12,$f8
.L0f06db48:
/* f06db48: c42aa278 */ lwc1 $f10,%lo(var7f1aa278)($at)
/* f06db4c: 3c017f1b */ lui $at,%hi(var7f1aa27c)
/* f06db50: 4600503e */ c.le.s $f10,$f0
/* f06db54: 00000000 */ nop
/* f06db58: 45020004 */ bc1fl .L0f06db6c
/* f06db5c: c7b20034 */ lwc1 $f18,0x34($sp)
/* f06db60: c422a27c */ lwc1 $f2,%lo(var7f1aa27c)($at)
/* f06db64: 46026301 */ sub.s $f12,$f12,$f2
.L0f06db68:
/* f06db68: c7b20034 */ lwc1 $f18,0x34($sp)
.L0f06db6c:
/* f06db6c: 44056000 */ mfc1 $a1,$f12
/* f06db70: e7b00010 */ swc1 $f16,0x10($sp)
/* f06db74: afa40020 */ sw $a0,0x20($sp)
/* f06db78: 0fc1b643 */ jal applySpeed
/* f06db7c: e7b20014 */ swc1 $f18,0x14($sp)
/* f06db80: 8fa40020 */ lw $a0,0x20($sp)
/* f06db84: 44802000 */ mtc1 $zero,$f4
/* f06db88: 3c017f1b */ lui $at,%hi(var7f1aa280)
/* f06db8c: c4800000 */ lwc1 $f0,0x0($a0)
/* f06db90: c422a280 */ lwc1 $f2,%lo(var7f1aa280)($at)
/* f06db94: 4604003c */ c.lt.s $f0,$f4
/* f06db98: 00000000 */ nop
/* f06db9c: 45020005 */ bc1fl .L0f06dbb4
/* f06dba0: 4600103e */ c.le.s $f2,$f0
/* f06dba4: 46020180 */ add.s $f6,$f0,$f2
/* f06dba8: e4860000 */ swc1 $f6,0x0($a0)
/* f06dbac: c4800000 */ lwc1 $f0,0x0($a0)
/* f06dbb0: 4600103e */ c.le.s $f2,$f0
.L0f06dbb4:
/* f06dbb4: 00000000 */ nop
/* f06dbb8: 45020004 */ bc1fl .L0f06dbcc
/* f06dbbc: 8fbf001c */ lw $ra,0x1c($sp)
/* f06dbc0: 46020201 */ sub.s $f8,$f0,$f2
/* f06dbc4: e4880000 */ swc1 $f8,0x0($a0)
/* f06dbc8: 8fbf001c */ lw $ra,0x1c($sp)
.L0f06dbcc:
/* f06dbcc: 27bd0020 */ addiu $sp,$sp,0x20
/* f06dbd0: 03e00008 */ jr $ra
/* f06dbd4: 00000000 */ nop
);
void applyRotation(f32 *angle, f32 maxrot, f32 *speed, f32 accel, f32 decel, f32 maxspeed)
{
f32 tmp = maxrot - *angle;
// Mismatch: M_BADTAU + 1 should be just M_BADTAU, but this causes reordering.
//void applyRotation(f32 *angle, f32 maxrot, f32 *speed, f32 accel, f32 decel, f32 maxspeed)
//{
// f32 tmp = maxrot - *angle;
//
// if (tmp < -M_PI) {
// maxrot += M_PI;
// } else if (tmp >= M_BADTAU) {
// maxrot -= M_BADTAU + 1;
// }
//
// if (1);
//
// applySpeed(angle, maxrot, speed, accel, decel, maxspeed);
//
// if (*angle < 0) {
// *angle += M_BADTAU;
// }
//
// if (*angle >= M_BADTAU) {
// *angle -= M_BADTAU;
// }
//}
if (tmp < -M_PI) {
maxrot += M_BADTAU;
} else if (tmp >= M_PI) {
maxrot -= M_BADTAU;
}
applySpeed(angle, maxrot, speed, accel, decel, maxspeed);
if (*angle < 0) {
*angle += M_BADTAU;
}
if (*angle >= M_BADTAU) {
*angle -= M_BADTAU;
}
}
GLOBAL_ASM(
glabel func0f06dbd8