mirror/perfect-dark
1
0
Fork 0
mirror of https://gitlab.com/ryandwyer/perfect-dark synced 2026-08-04 16:59:49 -04:00
Code Issues Packages Projects Releases Wiki Activity

Decompile chrGetPercentageOfSlowness

Browse Source
This commit is contained in:
Ryan Dwyer
2020-11-18 18:23:30 +10:00
parent c66c4e75ab
commit c624b8c03b
2 changed files with 23 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/game/chr/chraction.c
+22 -43
View File
@@ -198,48 +198,27 @@ f32 chrGetRangedSpeed(struct chrdata *chr, f32 min, f32 max)
return (max - min) * speedrating * 0.01f + min;
}
GLOBAL_ASM(
glabel func0f02e1cc
/* f02e1cc: 27bdffe0 */ addiu $sp,$sp,-32
/* f02e1d0: afbf0014 */ sw $ra,0x14($sp)
/* f02e1d4: afa50024 */ sw $a1,0x24($sp)
/* f02e1d8: 80830003 */ lb $v1,0x3($a0)
/* f02e1dc: 0fc06c28 */ jal pdmodeGetReaction
/* f02e1e0: afa3001c */ sw $v1,0x1c($sp)
/* f02e1e4: 8fa3001c */ lw $v1,0x1c($sp)
/* f02e1e8: 24040064 */ addiu $a0,$zero,0x64
/* f02e1ec: 8fa80024 */ lw $t0,0x24($sp)
/* f02e1f0: 00837023 */ subu $t6,$a0,$v1
/* f02e1f4: 448e2000 */ mtc1 $t6,$f4
/* f02e1f8: 8fbf0014 */ lw $ra,0x14($sp)
/* f02e1fc: 27bd0020 */ addiu $sp,$sp,0x20
/* f02e200: 468021a0 */ cvt.s.w $f6,$f4
/* f02e204: 46060202 */ mul.s $f8,$f0,$f6
/* f02e208: 4600428d */ trunc.w.s $f10,$f8
/* f02e20c: 44185000 */ mfc1 $t8,$f10
/* f02e210: 00000000 */ nop
/* f02e214: 03031821 */ addu $v1,$t8,$v1
/* f02e218: 0083c823 */ subu $t9,$a0,$v1
/* f02e21c: 03280019 */ multu $t9,$t0
/* f02e220: 00004812 */ mflo $t1
/* f02e224: 00000000 */ nop
/* f02e228: 00000000 */ nop
/* f02e22c: 0124001a */ div $zero,$t1,$a0
/* f02e230: 00001012 */ mflo $v0
/* f02e234: 14800002 */ bnez $a0,.L0f02e240
/* f02e238: 00000000 */ nop
/* f02e23c: 0007000d */ break 0x7
.L0f02e240:
/* f02e240: 2401ffff */ addiu $at,$zero,-1
/* f02e244: 14810004 */ bne $a0,$at,.L0f02e258
/* f02e248: 3c018000 */ lui $at,0x8000
/* f02e24c: 15210002 */ bne $t1,$at,.L0f02e258
/* f02e250: 00000000 */ nop
/* f02e254: 0006000d */ break 0x6
.L0f02e258:
/* f02e258: 03e00008 */ jr $ra
/* f02e25c: 00000000 */ nop
);
/**
* Calculates a percentage of how slow the chr is.
*
* percentage is expected to be between 0 and 100.
* chr->speedrating is between 0 and 100.
*
* This function takes the difference between the speedrating and the max (100),
* then multiplies that amount by the given percentage and returns it.
*
* For example, if the chr's speedrating is 10 (out of 100) and the given
* percentage is 50, the result will be 45.
*/
s32 chrGetPercentageOfSlowness(struct chrdata *chr, s32 percentage)
{
s32 speedrating = chr->speedrating;
s32 extra = pdmodeGetReaction() * (100 - speedrating);
speedrating = extra + speedrating;
return (100 - speedrating) * percentage / 100;
}
GLOBAL_ASM(
glabel func0f02e260
@@ -10463,7 +10442,7 @@ bool chrCheckTargetInSight(struct chrdata *chr)
iVar8 *= 1 + tmp2;
}
iVar8 = func0f02e1cc(chr, iVar8) + 1;
iVar8 = chrGetPercentageOfSlowness(chr, iVar8) + 1;
result = random() % iVar8 == 0;
}
}
src/include/game/chr/chraction.h
+1 -1
View File
@@ -7,7 +7,7 @@ f32 func0f02dff0(u32 animnum);
u32 func0f02e064(struct chrdata *chr);
bool weaponIsOneHanded(struct prop *prop);
f32 chrGetRangedSpeed(struct chrdata *chr, f32 min, f32 max);
s32 func0f02e1cc(struct chrdata *chr, s32 arg1);
s32 chrGetPercentageOfSlowness(struct chrdata *chr, s32 percentage);
u32 func0f02e260(void);
u32 func0f02e2d0(void);
f32 chrGetDistanceToEntity(struct chrdata *chr, u32 entitytype, s32 entityid);