Difference between revisions of "Can Unit equip Item ID"
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m (Talcall moved page 0012457c - 00124610 to Can Unit equip Item ID: ohmy GOD what was that bitflag check routine jesus) |
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| Line 13: | Line 13: | ||
001245a4: 02002021 addu r4,r16,r0 | 001245a4: 02002021 addu r4,r16,r0 | ||
001245a8: 34030005 ori r3,r0,0x0005 | 001245a8: 34030005 ori r3,r0,0x0005 | ||
| − | 001245ac: 14430003 bne r2,r3,0x001245bc #branch if equip type != | + | 001245ac: 14430003 bne r2,r3,0x001245bc #branch if equip type != chemist item/throwable |
001245b0: 00111400 sll r2,r17,0x10 | 001245b0: 00111400 sll r2,r17,0x10 | ||
| − | 001245b4: 0804917f j 0x001245fc #if equip is | + | 001245b4: 0804917f j 0x001245fc #if equip is not equippable, return 2 = -0x1 |
001245b8: 2402ffff addiu r2,r0,0xffff | 001245b8: 2402ffff addiu r2,r0,0xffff | ||
001245bc: 00021383 sra r2,r2,0x0e #formation ID * 0x4 | 001245bc: 00021383 sra r2,r2,0x0e #formation ID * 0x4 | ||
| Line 31: | Line 31: | ||
001245ec: 14400002 bne r2,r0,0x001245f8 #branch if unit can | 001245ec: 14400002 bne r2,r0,0x001245f8 #branch if unit can | ||
001245f0: 34030001 ori r3,r0,0x0001 #if unit can equip, return 0x1 | 001245f0: 34030001 ori r3,r0,0x0001 #if unit can equip, return 0x1 | ||
| − | 001245f4: 2403ffff addiu r3,r0,0xffff #otherwise, return | + | 001245f4: 2403ffff addiu r3,r0,0xffff #otherwise, return -0x1 |
001245f8: 00601021 addu r2,r3,r0 #RETURN | 001245f8: 00601021 addu r2,r3,r0 #RETURN | ||
001245fc: 8fbf0018 lw r31,0x0018(r29) | 001245fc: 8fbf0018 lw r31,0x0018(r29) | ||
Latest revision as of 06:56, 4 December 2022
0012457c: 27bdffe0 addiu r29,r29,0xffe0 00124580: afb10014 sw r17,0x0014(r29) 00124584: 00808821 addu r17,r4,r0 #unit formation ID 00124588: afb00010 sw r16,0x0010(r29) 0012458c: 30b003ff andi r16,r5,0x03ff #item ID 00124590: 16000003 bne r16,r0,0x001245a0 #Branch if item is not fists 00124594: afbf0018 sw r31,0x0018(r29) 00124598: 0804917f j 0x001245fc #if item is fists, Return 2 = 0x1 0012459c: 34020001 ori r2,r0,0x0001 001245a0: 0c0494dd jal 0x00125374 Find Equip slot Type 001245a4: 02002021 addu r4,r16,r0 001245a8: 34030005 ori r3,r0,0x0005 001245ac: 14430003 bne r2,r3,0x001245bc #branch if equip type != chemist item/throwable 001245b0: 00111400 sll r2,r17,0x10 001245b4: 0804917f j 0x001245fc #if equip is not equippable, return 2 = -0x1 001245b8: 2402ffff addiu r2,r0,0xffff 001245bc: 00021383 sra r2,r2,0x0e #formation ID * 0x4 001245c0: 3c01801d lui r1,0x801d 001245c4: 00220821 addu r1,r1,r2 001245c8: 8c24d5ec lw r4,-0x2a14(r1) #pointer to current unit's formation data 001245cc: 0c04ac6d jal 0x0012b1b4 #store pointer as current 0x801ca6f0 001245d0: 24840073 addiu r4,r4,0x0073 #+ 0x73 (equippable items) 001245d4: 0c0493f4 jal 0x00124fd0 #r2 = item's Item type 001245d8: 02002021 addu r4,r16,r0 #item ID 001245dc: 0c04ac7b jal 0x0012b1ec #Check for Present Flags sets bit-mask shift for pointer & increment pointer if necessary 001245e0: 00402021 addu r4,r2,r0 #Parse item Type 001245e4: 0c04ac7b jal 0x0012b1ec #Check for Present Flags checks if the unit can equip current item 001245e8: 34040001 ori r4,r0,0x0001 #parse 0x1 (check equipable for current item type) 001245ec: 14400002 bne r2,r0,0x001245f8 #branch if unit can 001245f0: 34030001 ori r3,r0,0x0001 #if unit can equip, return 0x1 001245f4: 2403ffff addiu r3,r0,0xffff #otherwise, return -0x1 001245f8: 00601021 addu r2,r3,r0 #RETURN 001245fc: 8fbf0018 lw r31,0x0018(r29) 00124600: 8fb10014 lw r17,0x0014(r29) 00124604: 8fb00010 lw r16,0x0010(r29) 00124608: 27bd0020 addiu r29,r29,0x0020 0012460c: 03e00008 jr r31 00124610: 00000000 nop
