CEdgeList::IntroduceSingleActiveEdge

/* CEdgeList::IntroduceSingleActiveEdge(CEdgeList::Edge_t const*, float) */

void __thiscall CEdgeList::IntroduceSingleActiveEdge(CEdgeList *this,Edge_t *param_1,float param_2)

{
  float *pfVar1;
  float fVar2;
  float fVar3;
  float fVar4;
  
  pfVar1 = (float *)(*(int *)(this + 0xa4) + *(int *)(param_1 + 0x24) * 0x28);
  if (pfVar1[7] != 0.0) {
    *(float *)((int)pfVar1[7] + 0x18) = pfVar1[6];
    *(float *)((int)pfVar1[6] + 0x1c) = pfVar1[7];
    pfVar1[7] = 0.0;
    pfVar1[6] = 0.0;
    return;
  }
  fVar4 = (pfVar1[3] - *pfVar1 * *(float *)(param_1 + 0x20)) - param_2 * pfVar1[1];
  pfVar1[5] = fVar4;
  fVar2 = *(float *)(this + 0xe8);
  while( true ) {
    fVar3 = *(float *)((int)fVar2 + 0x14) - fVar4;
    if ((-1e-06 < fVar3) && ((1e-06 <= fVar3 || (*(float *)((int)fVar2 + 4) < pfVar1[1])))) break;
    fVar2 = *(float *)((int)fVar2 + 0x1c);
  }
  pfVar1[7] = fVar2;
  pfVar1[6] = *(float *)((int)fVar2 + 0x18);
  *(float **)((int)fVar2 + 0x18) = pfVar1;
  *(float **)((int)pfVar1[6] + 0x1c) = pfVar1;
  return;
}