R_GetBrushModelPlane

/* R_GetBrushModelPlane(model_t const*, int, Vector*) */

undefined4 R_GetBrushModelPlane(model_t *param_1,int param_2,Vector *param_3)

{
  undefined4 *puVar1;
  float fVar2;
  int iVar3;
  float *pfVar4;
  int iVar5;
  
  iVar3 = *(int *)(param_1 + 0x134);
  iVar5 = *(int *)(param_1 + 0x138) * 0x20 + *(int *)(iVar3 + 0x78) + param_2 * 0x20;
  if (param_3 != (Vector *)0x0) {
    if (*(char *)(iVar5 + 3) == '\0') {
      pfVar4 = *(float **)(iVar5 + 4);
      fVar2 = pfVar4[3];
      *(float *)param_3 = *pfVar4 * fVar2;
      *(float *)(param_3 + 4) = pfVar4[1] * fVar2;
      *(float *)(param_3 + 8) = fVar2 * pfVar4[2];
      return *(undefined4 *)(iVar5 + 4);
    }
    puVar1 = (undefined4 *)
             (*(int *)(iVar3 + 0x20) +
             (uint)*(ushort *)(*(int *)(iVar3 + 0x88) + *(int *)(iVar5 + 8) * 2) * 0xc);
    *(undefined4 *)param_3 = *puVar1;
    *(undefined4 *)(param_3 + 4) = puVar1[1];
    *(undefined4 *)(param_3 + 8) = puVar1[2];
  }
  return *(undefined4 *)(iVar5 + 4);
}