CSoundParametersInternal::VolumeFromString

/* CSoundParametersInternal::VolumeFromString(char const*) */

void __thiscall
CSoundParametersInternal::VolumeFromString(CSoundParametersInternal *this,char *param_1)

{
  char cVar1;
  int iVar2;
  ushort uVar3;
  float fVar4;
  uint uVar5;
  float local_24;
  float local_20;
  
  iVar2 = V_strcasecmp(param_1,"VOL_NORM");
  if (iVar2 == 0) {
    *(undefined2 *)(this + 0xc) = 0x3c00;
    *(undefined2 *)(this + 0xe) = 0;
    return;
  }
  ReadInterval((char *)&local_24);
  if (local_24 <= -65504.0) {
    local_24 = -65504.0;
  }
  if (65504.0 <= local_24) {
    local_24 = 65504.0;
  }
  fVar4 = ABS(local_24);
  uVar3 = (ushort)(((uint)local_24 >> 0x1f) << 0xf);
  if (fVar4 != 0.0) {
    if (((uint)local_24 >> 0x10 & 0x7f80) == 0) {
      if (((uint)local_24 & 0x7fffff) == 0) {
        if (fVar4 != INFINITY) goto LAB_005995c0;
        goto LAB_00599760;
      }
    }
    else if (fVar4 == INFINITY) {
LAB_00599760:
      uVar3 = uVar3 | 0x7bff;
    }
    else if ((((ushort)((uint)local_24 >> 0x10) & 0x7f80) != 0x7f80) ||
            (((uint)local_24 & 0x7fffff) == 0)) {
LAB_005995c0:
      uVar5 = (uint)local_24 >> 0x17 & 0xff;
      iVar2 = uVar5 - 0x7f;
      if ((iVar2 < -0x18) || (iVar2 < -0xe)) {
        cVar1 = (char)-uVar5;
        if (-uVar5 + 0x70 < 10) {
          uVar3 = uVar3 | (short)((int)((uint)local_24 & 0x7fffff) >> (cVar1 + 0x7eU & 0x1f)) +
                          (short)(1 << (10U - (cVar1 + 'q') & 0x1f)) & 0x3ffU;
        }
      }
      else {
        if (0xf < iVar2) goto LAB_00599760;
        uVar3 = (ushort)((uVar5 - 0x70 & 0x1f) << 10) | uVar3 |
                (ushort)(((uint)local_24 & 0x7fffff) >> 0xd);
      }
    }
  }
  *(ushort *)(this + 0xc) = uVar3;
  if (local_20 <= -65504.0) {
    local_20 = -65504.0;
  }
  if (65504.0 <= local_20) {
    local_20 = 65504.0;
  }
  fVar4 = ABS(local_20);
  uVar3 = (ushort)(((uint)local_20 >> 0x1f) << 0xf);
  if (fVar4 == 0.0) goto LAB_00599709;
  if (((uint)local_20 >> 0x10 & 0x7f80) == 0) {
    if (((uint)local_20 & 0x7fffff) != 0) goto LAB_00599709;
    if (fVar4 != INFINITY) goto LAB_00599693;
  }
  else if (fVar4 != INFINITY) {
    if ((((ushort)((uint)local_20 >> 0x10) & 0x7f80) == 0x7f80) &&
       (((uint)local_20 & 0x7fffff) != 0)) goto LAB_00599709;
LAB_00599693:
    uVar5 = (uint)local_20 >> 0x17 & 0xff;
    iVar2 = uVar5 - 0x7f;
    if ((iVar2 < -0x18) || (iVar2 < -0xe)) {
      cVar1 = (char)-uVar5;
      if (-uVar5 + 0x70 < 10) {
        uVar3 = uVar3 | (short)((int)((uint)local_20 & 0x7fffff) >> (cVar1 + 0x7eU & 0x1f)) +
                        (short)(1 << (10U - (cVar1 + 'q') & 0x1f)) & 0x3ffU;
      }
      goto LAB_00599709;
    }
    if (iVar2 < 0x10) {
      uVar3 = (ushort)((uVar5 - 0x70 & 0x1f) << 10) | uVar3 |
              (ushort)(((uint)local_20 & 0x7fffff) >> 0xd);
      goto LAB_00599709;
    }
  }
  uVar3 = uVar3 | 0x7bff;
LAB_00599709:
  *(ushort *)(this + 0xe) = uVar3;
  return;
}