예제 #1
0
    void UpdateVisibleChunks()
    {
        var alreadyUpdatedChunkCoords = new List <Vector2>();

        for (var i = visibleWorldChunks.Count - 1; i >= 0; i--)
        {
            visibleWorldChunks[i].UpdateWorldChunk();
            alreadyUpdatedChunkCoords.Add(visibleWorldChunks[i].coord);
        }

        var currentChunkCoordX = Mathf.RoundToInt(viewerPosition.x / meshWorldSize);
        var currentChunkCoordY = Mathf.RoundToInt(viewerPosition.y / meshWorldSize);

        for (var yOffset = -chunksVisibleInViewDst; yOffset <= chunksVisibleInViewDst; yOffset++)
        {
            for (var xOffset = -chunksVisibleInViewDst; xOffset <= chunksVisibleInViewDst; xOffset++)
            {
                var viewedChunkCoord = new Vector2(currentChunkCoordX + xOffset, currentChunkCoordY + yOffset);
                if (!alreadyUpdatedChunkCoords.Contains(viewedChunkCoord))
                {
                    alreadyUpdatedChunkCoords.Add(viewedChunkCoord);
                    if (worldChunkDict.TryGetValue(viewedChunkCoord, out var worldChunk))
                    {
                        worldChunk.UpdateWorldChunk();
                    }
                    else
                    {
                        var newChunk = new WorldChunk(viewedChunkCoord, heightMapSettings, meshSettings, detailLevels, colliderLODIndex, transform, viewer, mapMaterial, worldSettings);
                        worldChunkDict.Add(viewedChunkCoord, newChunk);

                        newChunk.onVisibilityChanged += OnWorldChunkVisibilityChanged;
                        newChunk.Load(erosion, worldSettings);
                    }
                }
            }
        }
    }