Commit Graph

105 Commits

Author SHA1 Message Date
Javier Goizueta
f7857945c1 Change feature density computation algorithm
Now parameterize by the number of levels to traverse and
start with the level that covers the extent of the table
with at least N*N tiles (N=4).
2015-12-16 16:39:38 +01:00
Javier Goizueta
554464e43e Use tile-recursive computation of feature density
This is a more adaptive way of estimating the feature density to
determine the base Z level.
Applying technique from http://javisantana.com/2014/10/22/traversing-quadtree.html
2015-12-16 12:14:37 +01:00
Javier Goizueta
d7c8f3d7e8 Fix: overlay generation was not using the proper scale 2015-12-15 19:13:39 +01:00
Javier Goizueta
4c85d7f3ad Compute the reference Z level for a table 2015-12-15 19:12:48 +01:00
Javier Goizueta
d0e66910a0 Sketch for new Overview-creation functionality 2015-12-15 17:36:27 +01:00