CDispSubEdgeIterator::Start

/* CDispSubEdgeIterator::Start(CDispUtilsHelper*, int, int, bool) */

void __thiscall
CDispSubEdgeIterator::Start
          (CDispSubEdgeIterator *this,CDispUtilsHelper *param_1,int param_2,int param_3,bool param_4
          )

{
  int iVar1;
  
  iVar1 = SetupEdgeIncrements(param_1,param_2,param_3,(CVertIndex *)(this + 4),
                              (CVertIndex *)(this + 8),(CVertIndex *)(this + 0xc),
                              (CVertIndex *)(this + 0x10),(int *)(this + 0x14),(int *)(this + 0x18))
  ;
  *(int *)this = iVar1;
  if (iVar1 != 0) {
    if (param_4) {
      *(short *)(this + 4) = *(short *)(this + 4) - *(short *)(this + 8);
      *(short *)(this + 6) = *(short *)(this + 6) - *(short *)(this + 10);
      *(short *)(this + 0xc) = *(short *)(this + 0xc) - *(short *)(this + 0x10);
      *(short *)(this + 0xe) = *(short *)(this + 0xe) - *(short *)(this + 0x12);
      *(int *)(this + 0x14) =
           *(int *)(this + 0x14) + (int)*(short *)(this + *(short *)(this + 0x18) * 2 + 8);
    }
    return;
  }
  *(undefined4 *)(this + 0x14) = 0;
  *(undefined2 *)(this + 8) = 0;
  *(undefined2 *)(this + 4) = 0;
  *(undefined4 *)(this + 0x18) = 0;
  return;
}