C, С++ | страница 30 (Elite Games)

Код:

void ALGalaxy::UpdateClustersInLocation(FVector Location)
{
FGalaxyCluster _c;

float x, y, z;

x = (Location.X - _Clusters[0].CoordX) / GalaxyClusterSize;
y = (Location.Y - _Clusters[0].CoordY) / GalaxyClusterSize;
z = (Location.Z - _Clusters[0].CoordZ) / GalaxyClusterSize;

if (abs(x) > 0.25f) {
   if (_Clusters[1].IdX != _Clusters[0].IdX + (abs(x) / x))
      _Clusters[1] = GetCluster(_Clusters[0].IdX + (abs(x) / x), _Clusters[0].IdY, _Clusters[0].IdZ);
}
else {
   //Free Stars in Cluster
   FreeStars(&_Clusters[1]);
}

if (abs(y) > 0.25f) {
   if (_Clusters[2].IdY != _Clusters[0].IdY + (abs(y) / y))
      _Clusters[2] = GetCluster(_Clusters[0].IdX, _Clusters[0].IdY + (abs(y) / y), _Clusters[0].IdZ);
}
else {
   FreeStars(&_Clusters[2]);
}

if (abs(z) > 0.25f) {
   if (_Clusters[3].IdZ != _Clusters[0].IdZ + (abs(z) / z))
      _Clusters[3] = GetCluster(_Clusters[0].IdX, _Clusters[0].IdY, _Clusters[0].IdZ + (abs(z) / z));
}
else {
   FreeStars(&_Clusters[3]);
}

//additions
if (abs(x) > 0.25f && abs(y) > 0.25f) {
   if (_Clusters[4].IdX != _Clusters[0].IdX + (abs(x) / x) &&
      _Clusters[4].IdY != _Clusters[0].IdY + (abs(y) / y))
      _Clusters[4] = GetCluster(_Clusters[0].IdX + (abs(x) / x), _Clusters[0].IdY + (abs(y) / y), _Clusters[0].IdZ);
}
else {
   FreeStars(&_Clusters[4]);
}

if (abs(x) > 0.25f && abs(z) > 0.25f) {
   if (_Clusters[5].IdX != _Clusters[0].IdX + (abs(x) / x) &&
      _Clusters[5].IdZ != _Clusters[0].IdZ + (abs(z) / z))
      _Clusters[5] = GetCluster(_Clusters[0].IdX + (abs(x) / x), _Clusters[0].IdY, _Clusters[0].IdZ + (abs(z) / z));
}
else {
   FreeStars(&_Clusters[5]);
}

if (abs(y) > 0.25f && abs(z) > 0.25f) {
   if (_Clusters[6].IdZ != _Clusters[0].IdX + (abs(z) / z) &&
      _Clusters[6].IdY != _Clusters[0].IdY + (abs(y) / y))
      _Clusters[6] = GetCluster(_Clusters[0].IdX, _Clusters[0].IdY + (abs(y) / y), _Clusters[0].IdZ + (abs(z) / z));
}
else {
   FreeStars(&_Clusters[6]);
}

if (abs(x) > 0.25f && abs(y) > 0.25f && abs(z) > 0.25f) {
   if (_Clusters[7].IdX != _Clusters[0].IdX + (abs(x) / x) &&
      _Clusters[7].IdY != _Clusters[0].IdY + (abs(y) / y) &&
      _Clusters[7].IdZ != _Clusters[0].IdZ + (abs(z) / z))
      _Clusters[7] = GetCluster(_Clusters[0].IdX + (abs(x) / x), _Clusters[0].IdY + (abs(y) / y), _Clusters[0].IdZ + (abs(z) / z));
}
else {
   FreeStars(&_Clusters[7]);
}

//swap clusters
if (abs(x) >= 1.0f && abs(y) > 1.0f && abs(z) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[7];
   _Clusters[7] = _c;
}
else if (abs(y) > 1.0f && abs(z) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[6];
   _Clusters[6] = _c;
}
else if (abs(x) > 1.0f && abs(z) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[5];
   _Clusters[5] = _c;
}
else if (abs(x) > 1.0f && abs(y) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[4];
   _Clusters[4] = _c;
}
else if (abs(z) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[3];
   _Clusters[3] = _c;
}
else if (abs(y) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[2];
   _Clusters[2] = _c;
}
else if (abs(x) > 1.0f) {
   _c = _Clusters[0];
   _Clusters[0] = _Clusters[1];
   _Clusters[1] = _c;
}

X = _Clusters[0].IdX;
Y = _Clusters[0].IdY;
Z = _Clusters[0].IdZ;

}

void ALGalaxy::ReceiveBeginPlay()
{
_Clusters[0] = GetCluster(0, 0, 0);
tick = true;
}

void ALGalaxy::Tick(float DeltaSeconds)
{
if (!tick) return;

FVector plPos = GetWorld()->GetFirstPlayerController()->GetPawn()->GetTransform().GetLocation();
FVector stPos;
float dist;
UpdateClustersInLocation(plPos);

for (int32 i = 0; i < 8; i++) {
   for (int32 s = 0; s < _Clusters[i].Star.Num(); s++) {
      stPos = FVector(_Clusters[i].CoordX + _Clusters[i].Star[s].CoordX,
         _Clusters[i].CoordY + _Clusters[i].Star[s].CoordY,
         _Clusters[i].CoordZ + _Clusters[i].Star[s].CoordZ);
      dist = stPos.Dist(plPos, stPos);

      if (dist <= GalaxyStarVisibleRange) {
         if (!_Clusters[i].Star[s].spawned) {
            _Clusters[i].Star[s].self = static_cast<ALGalaxyStar*>( GetWorld()->SpawnActor(_Clusters[i].Star[s].Class, &stPos) );
            _Clusters[i].Star[s].spawned = true;
         }
      }
      else {
         if (_Clusters[i].Star[s].spawned) {
            _Clusters[i].Star[s].self->Destroy();
            _Clusters[i].Star[s].spawned = false;
         }
      }

   }
}
}