Martin Michelsen
87 lines
2.0 KiB
ArmAsm
87 lines
2.0 KiB
ArmAsm
.meta name="Rare alerts"
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.meta description="Shows rare items on\nthe map and plays a\nsound when a rare\nitem drops"
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# Original code by Ralf @ GC-Forever and Aleron Ives
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# https://www.gc-forever.com/forums/viewtopic.php?t=2050
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# https://www.gc-forever.com/forums/viewtopic.php?t=2049
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# Xbox port by fuzziqersoftware
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entry_ptr:
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reloc0:
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.offsetof start
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start:
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.include WriteCodeBlocksXB
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# Map dot render hook
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.data 0x00172310
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.deltaof dot1_start, dot1_end
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dot1_start:
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cmp byte [esi + 0x000000EF], 0x4
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jne +0x280 # skip_dot
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jmp +0x16 # dot2_start
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dot1_end:
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.data 0x00172335
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.deltaof dot2_start, dot2_end
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dot2_start:
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push 0x00
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push 0x01
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push 0xFFFFFFFF # White
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jmp +0x252 # dot3_start
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dot2_end:
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.data 0x00172592
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.deltaof dot3_start, dot3_end
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dot3_start:
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lea edx, [esi + 0x38]
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call +0x16D526 # 002DFAC0 = minimap_render_dot
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add esp, 0xC
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skip_dot:
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mov eax, esi
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pop esi
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# Falls through to the original tail-call-optimized target (001725A0)
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dot3_end:
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# Notification sound hook
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.data 0x00188548
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.deltaof sound1_start, sound1_end
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sound1_start:
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pop edi # From original function; shorter replacement for add esp, 4
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pop edi # From original function
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pop esi # From original function
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add esp, 0xC # From original function
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test eax, eax
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je fail # Item does not exist (was on a different floor)
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cmp byte [eax + 0xEF], 0x4
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je +0x503 # sound2_start
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fail:
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ret
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sound1_end:
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.data 0x00188A62
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.deltaof sound2_start, sound2_end
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sound2_start:
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xor ecx, ecx
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push ecx
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push ecx
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push ecx
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push 0x0000055E
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jmp +0x33 # sound3_start
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sound2_end:
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.data 0x00188AA1
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.deltaof sound3_start, sound3_end
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sound3_start:
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call +0x16130A # 002E9DB0 => play_sound(0x55E, nullptr, 0, 0);
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add esp, 0x10
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ret
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sound3_end:
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.data 0x00000000
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.data 0x00000000
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