CBitWrite::WriteBitAngle

/* CBitWrite::WriteBitAngle(float, int) */

void __thiscall CBitWrite::WriteBitAngle(CBitWrite *this,float param_1,int param_2)

{
  int iVar1;
  uint *puVar2;
  byte bVar3;
  uint uVar4;
  uint uVar5;
  
  uVar4 = (int)(param_1 * 0.0027777778 *
               ((float)((&GetBitForBitnum(int)::bitsForBitnum)[param_2 & 0x1f] + -0x80000000) +
               2.1474836e+09)) & (&GetBitForBitnum(int)::bitsForBitnum)[param_2 & 0x1f] - 1;
  iVar1 = *(int *)(this + 0x14);
  bVar3 = (byte)iVar1;
  if (param_2 <= iVar1) {
    *(int *)(this + 0x14) = iVar1 - param_2;
    uVar4 = uVar4 << (0x20 - bVar3 & 0x1f) | *(uint *)(this + 0x10);
    *(uint *)(this + 0x10) = uVar4;
    if (iVar1 - param_2 == 0) {
      puVar2 = *(uint **)(this + 0x18);
      if (puVar2 == *(uint **)(this + 0x1c)) {
        this[4] = (CBitWrite)0x1;
      }
      else {
        *(uint **)(this + 0x18) = puVar2 + 1;
        *puVar2 = uVar4;
      }
      *(undefined4 *)(this + 0x10) = 0;
      *(undefined4 *)(this + 0x14) = 0x20;
    }
    return;
  }
  puVar2 = *(uint **)(this + 0x18);
  uVar5 = ((&CBitBuffer::s_nMaskTable)[iVar1] & uVar4) << (0x20 - bVar3 & 0x1f) |
          *(uint *)(this + 0x10);
  *(uint *)(this + 0x10) = uVar5;
  if (puVar2 == *(uint **)(this + 0x1c)) {
    this[4] = (CBitWrite)0x1;
  }
  else {
    *(uint **)(this + 0x18) = puVar2 + 1;
    *puVar2 = uVar5;
  }
  *(uint *)(this + 0x10) = uVar4 >> (bVar3 & 0x1f);
  *(int *)(this + 0x14) = 0x20 - (param_2 - iVar1);
  return;
}