private void BuildMasks()
{
_min = new Vector3Int(int.MaxValue, int.MaxValue, int.MaxValue);
_max = new Vector3Int(int.MinValue, int.MinValue, int.MinValue);
for (var x = _cell.Min.x; x < _cell.Max.x; x++)
{
for (var z = _cell.Min.z; z < _cell.Max.z; z++)
{
for (var y = _cell.Min.y; y < _cell.Max.y; y++)
{
var block = _cell.GetBlock(x, y, z);
if (!block.AddToRenderMesh)
{
continue;
}
var added = false;
var blockLight = _cell.GetLight(x, y, z);
var blockId = block.BlockId;
var block100 = _cell.GetBlock(x + 1, y, z);
var block010 = _cell.GetBlock(x, y + 1, z);
var block001 = _cell.GetBlock(x, y, z + 1);
var blockN100 = _cell.GetBlock(x - 1, y, z);
var block0N10 = _cell.GetBlock(x, y - 1, z);
var block00N1 = _cell.GetBlock(x, y, z - 1);
var light100 = _cell.GetLight(x + 1, y, z);
var light010 = _cell.GetLight(x, y + 1, z);
var light001 = _cell.GetLight(x, y, z + 1);
var lightN100 = _cell.GetLight(x - 1, y, z);
var light0N10 = _cell.GetLight(x, y - 1, z);
var light00N1 = _cell.GetLight(x, y, z - 1);
var light011 = _cell.GetLight(x + 0, y + 1, z + 1);
var light01N1 = _cell.GetLight(x + 0, y + 1, z - 1);
var light0N11 = _cell.GetLight(x + 0, y - 1, z + 1);
var light0N1N1 = _cell.GetLight(x + 0, y - 1, z - 1);
var light101 = _cell.GetLight(x + 1, y + 0, z + 1);
var light10N1 = _cell.GetLight(x + 1, y + 0, z - 1);
var light110 = _cell.GetLight(x + 1, y + 1, z + 0);
var light111 = _cell.GetLight(x + 1, y + 1, z + 1);
var light11N1 = _cell.GetLight(x + 1, y + 1, z - 1);
var light1N10 = _cell.GetLight(x + 1, y - 1, z + 0);
var light1N11 = _cell.GetLight(x + 1, y - 1, z + 1);
var light1N1N1 = _cell.GetLight(x + 1, y - 1, z - 1);
var lightN101 = _cell.GetLight(x - 1, y + 0, z + 1);
var lightN10N1 = _cell.GetLight(x - 1, y + 0, z - 1);
var lightN110 = _cell.GetLight(x - 1, y + 1, z + 0);
var lightN111 = _cell.GetLight(x - 1, y + 1, z + 1);
var lightN11N1 = _cell.GetLight(x - 1, y + 1, z - 1);
var lightN1N10 = _cell.GetLight(x - 1, y - 1, z + 0);
var lightN1N11 = _cell.GetLight(x - 1, y - 1, z + 1);
var lightN1N1N1 = _cell.GetLight(x - 1, y - 1, z - 1);
//XIncreasing
if (!(block100.RenderOpaque || block100.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[0],
TextureIndex = block.GetTextureMapping(FaceDirection.XIncreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(light100, light10N1, light11N1, light110);
blockFace.LightTopRight = LightProcessor.LightAverage(light100, light101, light111, light110);
blockFace.LightBottomRight = LightProcessor.LightAverage(light100, light101, light1N11, light1N10);
blockFace.LightBottomLeft = LightProcessor.LightAverage(light100, light10N1, light1N1N1, light1N10);
}
_masks[FaceDirection.XIncreasing][x, y, z] = blockFace;
added = true;
}
//YIncreasing
if (!(block010.RenderOpaque || block010.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[1],
TextureIndex = block.GetTextureMapping(FaceDirection.YIncreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(light010, lightN110, lightN111, light011);
blockFace.LightTopRight = LightProcessor.LightAverage(light010, light110, light111, light011);
blockFace.LightBottomRight = LightProcessor.LightAverage(light010, light110, light11N1, light01N1);
blockFace.LightBottomLeft = LightProcessor.LightAverage(light010, lightN110, lightN11N1, light01N1);
}
_masks[FaceDirection.YIncreasing][x, y, z] = blockFace;
added = true;
}
//ZIncreasing
if (!(block001.RenderOpaque || block001.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[2],
TextureIndex = block.GetTextureMapping(FaceDirection.ZIncreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(light001, light0N11, light1N11, light101);
blockFace.LightTopRight = LightProcessor.LightAverage(light001, light011, light111, light101);
blockFace.LightBottomRight = LightProcessor.LightAverage(light001, light011, lightN111, lightN101);
blockFace.LightBottomLeft = LightProcessor.LightAverage(light001, light0N11, lightN1N11, lightN101);
}
_masks[FaceDirection.ZIncreasing][x, y, z] = blockFace;
added = true;
}
//XDecreasing
if (!(blockN100.RenderOpaque || blockN100.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[3],
TextureIndex = block.GetTextureMapping(FaceDirection.XDecreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(lightN100, lightN10N1, lightN11N1, lightN110);
blockFace.LightTopRight = LightProcessor.LightAverage(lightN100, lightN101, lightN111, lightN110);
blockFace.LightBottomRight = LightProcessor.LightAverage(lightN100, lightN101, lightN1N11, lightN1N10);
blockFace.LightBottomLeft = LightProcessor.LightAverage(lightN100, lightN10N1, lightN1N1N1, lightN1N10);
}
_masks[FaceDirection.XDecreasing][x, y, z] = blockFace;
added = true;
}
//YDecreasing
if (!(block0N10.RenderOpaque || block0N10.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[4],
TextureIndex = block.GetTextureMapping(FaceDirection.YDecreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(light0N10, lightN1N10, lightN1N11, light0N11);
blockFace.LightTopRight = LightProcessor.LightAverage(light0N10, light1N10, light1N11, light0N11);
blockFace.LightBottomRight = LightProcessor.LightAverage(light0N10, light1N10, light1N1N1, light0N1N1);
blockFace.LightBottomLeft = LightProcessor.LightAverage(light0N10, lightN1N10, lightN1N1N1, light0N1N1);
}
_masks[FaceDirection.YDecreasing][x, y, z] = blockFace;
added = true;
}
//ZDecreasing
if (!(block00N1.RenderOpaque || block00N1.BlockId == blockId))
{
var blockFace = new BlockFace
{
Exists = true,
BlockId = block.BlockId,
Tint = block.Tints[5],
TextureIndex = block.GetTextureMapping(FaceDirection.ZDecreasing)
};
if (block.Emissivity > 0)
{
blockFace.LightTopLeft = blockLight;
blockFace.LightTopRight = blockLight;
blockFace.LightBottomRight = blockLight;
blockFace.LightBottomLeft = blockLight;
}
else
{
blockFace.LightTopLeft = LightProcessor.LightAverage(light00N1, light0N1N1, light1N1N1, light10N1);
blockFace.LightTopRight = LightProcessor.LightAverage(light00N1, light01N1, light11N1, light10N1);
blockFace.LightBottomRight = LightProcessor.LightAverage(light00N1, light01N1, lightN11N1, lightN10N1);
blockFace.LightBottomLeft = LightProcessor.LightAverage(light00N1, light0N1N1, lightN1N1N1, lightN10N1);
}
_masks[FaceDirection.ZDecreasing][x, y, z] = blockFace;
added = true;
}
if (!added)
{
continue;
}
var vec = new Vector3Int(x, y, z);
_min = Vector3Int.Min(_min, vec);
_max = Vector3Int.Max(_max, vec);
}
}
}
_max += Vector3Int.one;
}
