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Co-authored-by: Veslyquix <[email protected]>
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13 changes: 13 additions & 0 deletions
13
EngineHacks/Necessary/Debuffs/asm/DebuffGivenTableEntry.lyn.event
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| ALIGN 4 | ||
| PUSH | ||
| ORG CURRENTOFFSET+$1;DebuffGivenTableEntry: | ||
| POP | ||
| WORD $1C06B5F0 $188900D2 $4A1A1C0F $1C0C6811 $25002240 $35013D01 $DA2842A5 $4A161C30 $1C296812 | ||
| SHORT $4351 | ||
| SHORT ((UnpackData_Signed-4-CURRENTOFFSET>>12)&$7FF)|$F000 ((UnpackData_Signed-4-CURRENTOFFSET>>1)&$7FF)|$F800 | ||
| SHORT $2240 | ||
| WORD $29005D79 $2980D0F1 $1C0BDA09 $28004393 $4143DA00 $DBE84283 $D00A4211 $233FE011 $425B400B $DD002800 $42834143 $4211DCDD $1C30D007 $68124A05 $43511C29 | ||
| SHORT ((PackData_Signed-4-CURRENTOFFSET>>12)&$7FF)|$F000 ((PackData_Signed-4-CURRENTOFFSET>>1)&$7FF)|$F800 | ||
| WORD $BCF0E7D3 $4700BC01 | ||
| POIN DebuffNumberOfStats_Link | ||
| POIN DebuffStatNumberOfBits_Link |
102 changes: 102 additions & 0 deletions
102
EngineHacks/Necessary/Debuffs/asm/DebuffGivenTableEntry.s
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| .thumb | ||
|
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| .global DebuffGivenTableEntry | ||
| .type DebuffGivenTableEntry, %function | ||
| DebuffGivenTableEntry: | ||
| push {r4-r7, lr} | ||
| mov r6, r0 @ debuff entry | ||
| @r1 debuff table to use | ||
| @r2 entry ID of the given table | ||
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| lsl r2, #3 @ 8 bytes per entry | ||
| add r1, r2 @ table entry we desire | ||
| mov r7, r1 @ table entry | ||
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| @ r5 = counter of which stat we're on | ||
| ldr r2, =DebuffNumberOfStats_Link | ||
| ldr r1, [r2] @ max | ||
| mov r4, r1 | ||
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| mov r2, #0x40 @ no 0x40 bitflag of Swap | ||
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| mov r5, #0 @ counter | ||
| sub r5, #1 | ||
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| Loop: | ||
| add r5, #1 | ||
| cmp r5, r4 | ||
| bge End | ||
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| mov r0, r6 @ debuff entry | ||
| ldr r2, =DebuffStatNumberOfBits_Link | ||
| ldr r2, [r2] | ||
| mov r1, r5 @ counter | ||
| mul r1, r2 @ bit offset | ||
| bl UnpackData_Signed | ||
| @ r0 as data | ||
| mov r2, #0x40 | ||
| ldrb r1, [r7, r5] @ table data uses a byte per stat | ||
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| @ positive affects user | ||
| @ positive swap affects opponent | ||
| @ negative affects enemy | ||
| @ negative swap affects self | ||
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| @ if new value is positive | ||
| @ > positive old value, replace | ||
| @ < positive old value, ignore | ||
| @ negative old value, add | ||
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| @ if new value is negative | ||
| @ > old value, ignore | ||
| @ < old value, replace | ||
| @ positive old value, add | ||
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| cmp r1, #0 | ||
| beq Loop | ||
| cmp r1, #0x80 | ||
| bge NegativeA | ||
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| @ new value is positive | ||
| mov r3, r1 | ||
| bic r3, r2 @ remove 0x40 swap bitflag | ||
| cmp r0, #0 | ||
| bge DontAddToValue | ||
| adc r3, r0 @ to remove negatives first | ||
| DontAddToValue: | ||
| cmp r3, r0 | ||
| blt Loop @ if buffed stat is worse than what we already had, do nothing | ||
| tst r1, r2 | ||
| beq AffectUser | ||
| b End | ||
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| NegativeA: @ new value will be negative | ||
| mov r3, #0x3F | ||
| and r3, r1 | ||
| neg r3, r3 | ||
| cmp r0, #0 | ||
| ble DontAddToValue_Negative | ||
| adc r3, r0 @ to remove positives first | ||
| DontAddToValue_Negative: | ||
| cmp r3, r0 | ||
| bgt Loop @ if debuffed stat is less bad than before (a higher # since we're negative), do nothing | ||
| tst r1, r2 | ||
| beq End | ||
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| AffectUser: | ||
| mov r0, r6 @ debuff entry | ||
| ldr r2, =DebuffStatNumberOfBits_Link | ||
| ldr r2, [r2] | ||
| mov r1, r5 @ counter | ||
| mul r1, r2 @ bit offset | ||
| bl PackData_Signed | ||
| b Loop | ||
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| End: | ||
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| pop {r4-r7} | ||
| pop {r0} | ||
| bx r0 | ||
| .ltorg | ||
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|
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