public void OnUpdate(float dt)
{
snap1 = snap2;
snap2 = new WeatherSnapshot()
{
hoursTotal = world.Calendar.TotalHours
};
IPlayer[] players;
if (world is IClientWorldAccessor)
{
players = new IPlayer[] { ((IClientWorldAccessor)world).Player };
}
else
{
players = world.AllOnlinePlayers;
}
for (int i = 0; i < players.Length; i++)
{
int viewdistance = players[i].WorldData.LastApprovedViewDistance;
int chunksize = world.BlockAccessor.ChunkSize;
int chunkRadius = (int)Math.Ceiling((float)viewdistance / chunksize) + 1;
Vec2i[] points = ShapeUtil.GetOctagonPoints(
(int)players[i].Entity.Pos.X / chunksize,
(int)players[i].Entity.Pos.Z / chunksize,
chunkRadius
);
GenWeatherForPoints(points, snap2);
}
}
// Preloads all shell positions and normalized variants of those positions so we dont't have to retrieve them every frame
void GenShellVectors(int viewDistance)
{
// Vintage Story loaded chunk radius forms an octagonal shape
Vec2i[] points = ShapeUtil.GetOctagonPoints(0, 0, viewDistance / chunksize + 1);
int cmapheight = game.WorldMap.ChunkMapSizeY;
HashSet <Vec3i> shellPositions = new HashSet <Vec3i>();
for (int i = 0; i < points.Length; i++)
{
Vec2i point = points[i];
for (int cy = -cmapheight; cy <= cmapheight; cy++)
{
shellPositions.Add(new Vec3i(point.X, cy, point.Y));
}
}
for (int r = 0; r < viewDistance / chunksize + 1; r++)
{
points = ShapeUtil.GetOctagonPoints(0, 0, r);
for (int i = 0; i < points.Length; i++)
{
Vec2i point = points[i];
// We do overextend the shell positions on the vertical axis as we seem to have overculling issues otherwise
shellPositions.Add(new Vec3i(point.X, -cmapheight, point.Y));
shellPositions.Add(new Vec3i(point.X, cmapheight, point.Y));
}
}
cubicShellPositions = shellPositions.ToArray();
cubicShellPositionsNormalized = new Vec3f[cubicShellPositions.Length];
for (int i = 0; i < cubicShellPositions.Length; i++)
{
cubicShellPositionsNormalized[i] = new Vec3f(cubicShellPositions[i]).Normalize();
}
}