FX_FireBullets pseudo code, IDA, client.dll

void __cdecl sub_10231040(int a1, int a2, int a3, int a4, int a5, int a6, float a7, float a8, float a9)
{
  int v9; // eax@1
  int v10; // edi@1
  int v11; // ebp@3
  int v12; // eax@5
  signed __int16 v13; // di@7
  int v14; // edi@9
  int v15; // eax@15
  float v16; // ST4C_4@26
  double v17; // st7@26
  int v18; // esi@26
  bool v19; // zf@26
  bool v20; // sf@26
  float v21; // ST4C_4@27
  double v22; // st7@27
  unsigned __int8 v23; // of@27
  int i; // esi@28
  int v25; // eax@30
  signed int v26; // [sp+24h] [bp-138h]@12
  int v27; // [sp+3Ch] [bp-120h]@15
  float v28; // [sp+40h] [bp-11Ch]@15
  int v29; // [sp+48h] [bp-114h]@15
  int v30; // [sp+4Ch] [bp-110h]@15
  float v31; // [sp+50h] [bp-10Ch]@26
  int v32; // [sp+54h] [bp-108h]@15
  float v33; // [sp+58h] [bp-104h]@26
  int v34[15]; // [sp+5Ch] [bp-100h]@29
  float v35; // [sp+98h] [bp-C4h]@27
  int v36[16]; // [sp+9Ch] [bp-C0h]@29
  char v37; // [sp+DCh] [bp-80h]@7

  v9 = sub_10090A20(a1);
  v10 = v9;
  if ( v9 && (unsigned __int8)(*(int (__thiscall **)(int))(*(_DWORD *)v9 + 496))(v9) )
    v11 = __RTDynamicCast(
            v10,
            0,
            (struct _s_RTTICompleteObjectLocator *)&off_106A73E4,
            (struct TypeDescriptor *)&off_106C110C,
            0);
  else
    v11 = 0;
  v12 = sub_10242390(a4);
  if ( !v12 )
  {
    DevMsg("FX_FireBullets: weapon alias for ID %i not found\n", a4);
    return;
  }
  sub_10322A70(&v37, 0x80u, "weapon_%s", v12);
  v13 = sub_10173BE0((int)&v37);
  if ( v13 == (unsigned __int16)sub_10110B90() )
  {
    DevMsg("FX_FireBullets: LookupWeaponInfoSlot failed for weapon %s\n", &v37);
    return;
  }
  v14 = (int)sub_10173B00(v13);
  if ( v11 && !(unsigned __int8)(*(int (__thiscall **)(int))(*(_DWORD *)(v11 + 8) + 32))(v11 + 8) )
  {
    if ( a5 )
      v26 = 1;
    else
      v26 = 0;
    (***(void (__stdcall ****)(_DWORD, _DWORD))(v11 + 4968))(v26, 0);
  }
  v15 = 1;
  v27 = *(_DWORD *)(v14 + 2184);
  v30 = *(_DWORD *)(v14 + 2188);
  v32 = *(_DWORD *)(v14 + 2180);
  LODWORD(v28) = *(_DWORD *)(v14 + 2192);
  v29 = *(_DWORD *)(v14 + 1728);
  if ( a4 == 2 )
  {
    if ( a5 == 1 )
    {
      v27 = 18;
      v28 = flt_1051FD0C;
    }
    goto LABEL_25;
  }
  if ( a4 == 21 )
  {
    if ( a5 != 1 )
      goto LABEL_25;
    LODWORD(v28) = dword_105324CC;
    goto LABEL_24;
  }
  if ( a4 == 16 && a5 == 1 )
  {
    v27 = 30;
LABEL_24:
    v15 = 11;
  }
LABEL_25:
  sub_10230E60(a1, v15, a2, v14, a9);
  if ( v11 )
  {
    sub_100BE010(sub_10230EF0);
    RandomSeed(a6 + 1);
    v16 = RandomFloat(0.0, 6.2831855);
    v17 = RandomFloat(0.0, LODWORD(a7));
    v18 = 0;
    v19 = *(_DWORD *)(v14 + 2196) == 0;
    v20 = *(_DWORD *)(v14 + 2196) < 0;
    v31 = cos(v16) * v17;
    v33 = v17 * sin(v16);
    if ( !(v20 | v19) )
    {
      do
      {
        v21 = RandomFloat(0.0, 6.2831855);
        v22 = RandomFloat(0.0, LODWORD(a8));
        ++v18;
        v23 = __OFSUB__(v18, *(_DWORD *)(v14 + 2196));
        v20 = v18 - *(_DWORD *)(v14 + 2196) < 0;
        *(&v35 + v18) = cos(v21) * v22;
        *(&v33 + v18) = v22 * sin(v21);
      }
      while ( v20 ^ v23 );
    }
    for ( i = 0; i < *(_DWORD *)(v14 + 2196); ++i )
      sub_1022C5F0(
        *(_DWORD *)a2,
        *(_DWORD *)(a2 + 4),
        *(_DWORD *)(a2 + 8),
        a3,
        v30,
        v32,
        v29,
        v27,
        v28,
        v11,
        1,
        COERCE_INT(*(float *)&v36[i] + v31),
        COERCE_INT(*(float *)&v34[i] + v33));
    v25 = dword_10743CA0;
    dword_10743CAC = 0;
    if ( dword_10743CA8 >= 0 )
    {
      if ( dword_10743CA0 )
      {
        (*(void (__stdcall **)(int))(*(_DWORD *)g_pMemAlloc + 20))(dword_10743CA0);
        v25 = 0;
        dword_10743CA0 = 0;
      }
      dword_10743CA4 = 0;
    }
    dword_10743CB0 = v25;
    sub_100BE010(0);
  }
}