CM_PointLeafnumMinDistSqr_r

/* CM_PointLeafnumMinDistSqr_r(CCollisionBSPData*, Vector const&, int, float&) */

uint CM_PointLeafnumMinDistSqr_r
               (CCollisionBSPData *param_1,Vector *param_2,int param_3,float *param_4)

{
  undefined4 *puVar1;
  float *pfVar2;
  float fVar3;
  float fVar4;
  float fVar5;
  
  if (-1 < param_3) {
    fVar5 = *param_4;
    do {
      puVar1 = (undefined4 *)(*(int *)param_1 + param_3 * 0xc);
      pfVar2 = (float *)*puVar1;
      if (*(byte *)(pfVar2 + 4) < 3) {
        fVar3 = *(float *)(param_2 + (uint)*(byte *)(pfVar2 + 4) * 4) - pfVar2[3];
      }
      else {
        fVar3 = (*(float *)param_2 * *pfVar2 - pfVar2[3]) + *(float *)(param_2 + 4) * pfVar2[1] +
                *(float *)(param_2 + 8) * pfVar2[2];
      }
      fVar4 = fVar3 * fVar3;
      if (fVar5 <= fVar3 * fVar3) {
        fVar4 = fVar5;
      }
      *param_4 = fVar4;
      if (fVar3 < 0.0) {
        param_3 = puVar1[2];
      }
      else {
        param_3 = puVar1[1];
      }
      fVar5 = fVar4;
    } while (-1 < param_3);
  }
  return ~param_3;
}