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Decompile func00016dcc

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This commit is contained in:
Ryan Dwyer
2021-09-05 22:21:04 +10:00
parent fb312a6c36
commit 48f24bd0b1
2 changed files with 18 additions and 60 deletions
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src/include/lib/lib_16110.h
+1 -1
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@@ -26,7 +26,7 @@ void func00016874(Mtxf *matrix, f32 posx, f32 posy, f32 posz, f32 lookx, f32 loo
void func00016ae4(Mtxf *matrix, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky, f32 lookz, f32 upx, f32 upy, f32 upz);
void func00016b58(Mtxf *matrix, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky, f32 lookz, f32 upx, f32 upy, f32 upz);
void func00016d58(Mtxf *matrix, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky, f32 lookz, f32 upx, f32 upy, f32 upz);
u32 func00016dcc(void);
u32 func00016dcc(f32 arg0, f32 arg1);
u32 func00016e98(void);
u32 func00017028(void);
u32 func00017070(void);
src/lib/lib_16110.c
+17 -59
View File
@@ -742,65 +742,23 @@ void func00016d58(Mtxf *matrix, f32 posx, f32 posy, f32 posz, f32 lookx, f32 loo
func00016b58(matrix, posx, posy, posz, lookx - posx, looky - posy, lookz - posz, upx, upy, upz);
}
GLOBAL_ASM(
glabel func00016dcc
/* 16dcc: 460e6000 */ add.s $f0,$f12,$f14
/* 16dd0: 3c014000 */ lui $at,0x4000
/* 16dd4: 44812000 */ mtc1 $at,$f4
/* 16dd8: 3c014800 */ lui $at,0x4800
/* 16ddc: 4604003e */ c.le.s $f0,$f4
/* 16de0: 00000000 */ nop
/* 16de4: 45020004 */ bc1fl .L00016df8
/* 16de8: 44813000 */ mtc1 $at,$f6
/* 16dec: 03e00008 */ jr $ra
/* 16df0: 3402ffff */ dli $v0,0xffff
/* 16df4: 44813000 */ mtc1 $at,$f6
.L00016df8:
/* 16df8: 24020001 */ addiu $v0,$zero,0x1
/* 16dfc: 3c014f00 */ lui $at,0x4f00
/* 16e00: 46003203 */ div.s $f8,$f6,$f0
/* 16e04: 444ef800 */ cfc1 $t6,$31
/* 16e08: 44c2f800 */ ctc1 $v0,$31
/* 16e0c: 00000000 */ nop
/* 16e10: 460042a4 */ cvt.w.s $f10,$f8
/* 16e14: 4442f800 */ cfc1 $v0,$31
/* 16e18: 00000000 */ nop
/* 16e1c: 30420078 */ andi $v0,$v0,0x78
/* 16e20: 50400013 */ beqzl $v0,.L00016e70
/* 16e24: 44025000 */ mfc1 $v0,$f10
/* 16e28: 44815000 */ mtc1 $at,$f10
/* 16e2c: 24020001 */ addiu $v0,$zero,0x1
/* 16e30: 460a4281 */ sub.s $f10,$f8,$f10
/* 16e34: 44c2f800 */ ctc1 $v0,$31
/* 16e38: 00000000 */ nop
/* 16e3c: 460052a4 */ cvt.w.s $f10,$f10
/* 16e40: 4442f800 */ cfc1 $v0,$31
/* 16e44: 00000000 */ nop
/* 16e48: 30420078 */ andi $v0,$v0,0x78
/* 16e4c: 14400005 */ bnez $v0,.L00016e64
/* 16e50: 00000000 */ nop
/* 16e54: 44025000 */ mfc1 $v0,$f10
/* 16e58: 3c018000 */ lui $at,0x8000
/* 16e5c: 10000007 */ b .L00016e7c
/* 16e60: 00411025 */ or $v0,$v0,$at
.L00016e64:
/* 16e64: 10000005 */ b .L00016e7c
/* 16e68: 2402ffff */ addiu $v0,$zero,-1
/* 16e6c: 44025000 */ mfc1 $v0,$f10
.L00016e70:
/* 16e70: 00000000 */ nop
/* 16e74: 0440fffb */ bltz $v0,.L00016e64
/* 16e78: 00000000 */ nop
.L00016e7c:
/* 16e7c: 44cef800 */ ctc1 $t6,$31
/* 16e80: 304fffff */ andi $t7,$v0,0xffff
/* 16e84: 1de00002 */ bgtz $t7,.L00016e90
/* 16e88: 3043ffff */ andi $v1,$v0,0xffff
/* 16e8c: 24030001 */ addiu $v1,$zero,0x1
.L00016e90:
/* 16e90: 03e00008 */ jr $ra
/* 16e94: 00601025 */ or $v0,$v1,$zero
);
u32 func00016dcc(f32 arg0, f32 arg1)
{
f32 sum = arg0 + arg1;
u16 result;
if (sum <= 2) {
result = 0xffff;
} else {
result = 0x20000 / sum;
if (result <= 0) {
result = 1;
}
}
return result;
}
GLOBAL_ASM(
glabel func00016e98