make client functions parameterizable by version

2025-06-01 20:50:48 -07:00
parent 1a6b26e56b
commit bee4c55446
453 changed files with 3636 additions and 21378 deletions
@@ -0,0 +1,44 @@
+# (uint16_t entity_id @ eax) -> TObjectV00b441c0* @ eax
+# Preserves all registers except eax
+get_enemy_entity:
+  push      esi
+  push      edi
+  push      edx
+  push      ecx
+  xor       edx, edx
+  xchg      edx, eax
+  cmp       edx, 0x1000
+  jl        done
+  cmp       edx, 0x4000
+  jge       done
+
+  mov       esi, [0x00AAE168]  # bs_low = next_player_entity_index
+  mov       edi, [0x00AAE164]
+  lea       edi, [edi + esi - 1]  # bs_high = next_player_entity_index + next_enemy_entity_index - 1
+bs_again:
+  cmp       esi, edi
+  jge       bs_done
+  lea       ecx, [esi + edi]
+  shr       ecx, 1
+  mov       eax, [ecx * 4 + 0x00AAD720]  # all_entities[ecx]
+  cmp       [eax + 0x1C], dx
+  jge       bs_not_less
+  lea       esi, [ecx + 1]
+  jmp       bs_again
+bs_not_less:
+  mov       edi, ecx
+  jmp       bs_again
+bs_done:
+
+  mov       eax, [esi * 4 + 0x00AAD720]  # all_entities[bs_low]
+  test      eax, eax
+  je        done
+  xor       ecx, ecx
+  cmp       [eax + 0x1C], dx
+  cmovne    eax, ecx
+
+done:
+  pop       ecx
+  pop       edx
+  pop       edi
+  pop       esi