DispCommon_GenerateTriIndices_R

/* DispCommon_GenerateTriIndices_R(CNodeVert const&, CNodeVert const&, unsigned short*, int, int) */

ushort * __regparm3
DispCommon_GenerateTriIndices_R
          (CNodeVert *param_1,CNodeVert *param_2,ushort *param_3,int param_4,int param_5)

{
  int iVar1;
  int *piVar2;
  ushort *puVar3;
  int iVar4;
  int *piVar5;
  undefined4 *puVar6;
  ushort *local_4c;
  int local_3c;
  int local_38;
  int local_34 [9];
  
  if (param_4 != 1) {
    piVar5 = &g_NodeChildLookup;
    do {
      if (*piVar5 == 0) {
        local_3c = *(int *)param_1;
      }
      else if (*piVar5 == 1) {
        local_3c = *(int *)param_1 + *(int *)param_2 >> 1;
      }
      else {
        local_3c = *(int *)param_2;
      }
      if (piVar5[1] == 0) {
        local_38 = *(int *)(param_1 + 4);
      }
      else if (piVar5[1] == 1) {
        local_38 = *(int *)(param_1 + 4) + *(int *)(param_2 + 4) >> 1;
      }
      else {
        local_38 = *(int *)(param_2 + 4);
      }
      if (piVar5[2] == 0) {
        local_34[0] = *(int *)param_1;
      }
      else if (piVar5[2] == 1) {
        local_34[0] = *(int *)param_1 + *(int *)param_2 >> 1;
      }
      else {
        local_34[0] = *(int *)param_2;
      }
      if (piVar5[3] == 0) {
        local_34[1] = *(int *)(param_1 + 4);
      }
      else if (piVar5[3] == 1) {
        local_34[1] = *(int *)(param_1 + 4) + *(int *)(param_2 + 4) >> 1;
      }
      else {
        local_34[1] = *(int *)(param_2 + 4);
      }
      piVar5 = piVar5 + 4;
      param_3 = (ushort *)
                DispCommon_GenerateTriIndices_R
                          ((CNodeVert *)&local_3c,(CNodeVert *)local_34,param_3,param_4 + -1,param_5
                          );
    } while (piVar5 != (int *)&vec2_invalid);
    return param_3;
  }
  puVar6 = &g_NodeTriWinding;
  local_34[0] = *(int *)param_1 + *(int *)param_2 >> 1;
  iVar4 = 1;
  local_34[1] = *(int *)(param_1 + 4) + *(int *)(param_2 + 4) >> 1;
  local_4c = param_3;
  while( true ) {
    iVar1 = 0;
    do {
      if (puVar6[iVar1] == 0) {
        local_34[iVar4 * 2 + iVar1] = *(int *)(param_1 + iVar1 * 4);
      }
      else if (puVar6[iVar1] == 1) {
        local_34[iVar4 * 2 + iVar1] =
             *(int *)(param_1 + iVar1 * 4) + *(int *)(param_2 + iVar1 * 4) >> 1;
      }
      else {
        local_34[iVar4 * 2 + iVar1] = *(int *)(param_2 + iVar1 * 4);
      }
      iVar1 = iVar1 + 1;
    } while (iVar1 != 2);
    if (iVar4 == 2) {
      piVar5 = local_34 + 5;
      puVar3 = local_4c;
      do {
        piVar2 = piVar5 + -2;
        *puVar3 = (short)*piVar5 * (short)param_5 + (short)piVar5[-1];
        piVar5 = piVar2;
        puVar3 = puVar3 + 1;
      } while (piVar2 != &local_38);
      local_4c = local_4c + 3;
    }
    if (puVar6 == (undefined4 *)&DAT_00343be0) break;
    puVar6 = puVar6 + 2;
    iVar4 = 2;
  }
  return local_4c;
}