private int GetAdjacentVoxel(VoxelMap map, IntVector3 key, FaceDirection dir, out IntVector3 adjacentVoxel)
{
switch (dir)
{
case FaceDirection.TOP: adjacentVoxel = key.Translate(0, 1, 0); break;
case FaceDirection.BOTTOM: adjacentVoxel = key.Translate(0, -1, 0); break;
case FaceDirection.RIGHT: adjacentVoxel = key.Translate(1, 0, 0); break;
case FaceDirection.LEFT: adjacentVoxel = key.Translate(-1, 0, 0); break;
case FaceDirection.FRONT: adjacentVoxel = key.Translate(0, 0, 1); break;
case FaceDirection.BACK: adjacentVoxel = key.Translate(0, 0, -1); break;
default:
adjacentVoxel = IntVector3.ZERO;
return(0);
}
if (adjacentVoxel.x < 0 ||
adjacentVoxel.y < 0 ||
adjacentVoxel.z < 0 ||
adjacentVoxel.x >= map.Columns ||
adjacentVoxel.y >= map.Rows ||
adjacentVoxel.z >= map.Pages)
{
return(0);
}
else
{
return(VoxelMap[adjacentVoxel]);
}
}