Fix drawScale calculation
Fix drawScale calculation

The goal of using a drawScale was to use the smallest possible canvas (i.e.
one that fits the tile pixel ratio instead of the view pixel ratio) when
composing rotated views. Instead, the drawScale caused a ridiculously
large canvas.

bjornharrtell/ol3,openlayers/openlayers,mzur/ol3,geekdenz/openlayers,planetlabs/ol3,ahocevar/openlayers,planetlabs/ol3,openlayers/openlayers,gingerik/ol3,geekdenz/ol3,oterral/ol3,mzur/ol3,bjornharrtell/ol3,bjornharrtell/ol3,planetlabs/ol3,stweil/ol3,tamarmot/ol3,mzur/ol3,planetlabs/ol3,oterral/ol3,stweil/ol3,gingerik/ol3,oterral/ol3,tschaub/ol3,fredj/ol3,fredj/ol3,mzur/ol3,klokantech/ol3,thhomas/ol3,ahocevar/openlayers,stweil/openlayers,stweil/ol3,fblackburn/ol3,fblackburn/ol3,geekdenz/openlayers,adube/ol3,fredj/ol3,adube/ol3,tschaub/ol3,stweil/openlayers,klokantech/ol3,geekdenz/ol3,tschaub/ol3,gingerik/ol3,thhomas/ol3,ahocevar/ol3,gingerik/ol3,tschaub/ol3,klokantech/ol3,adube/ol3,ahocevar/ol3,fredj/ol3,tamarmot/ol3,openlayers/openlayers,tamarmot/ol3,stweil/ol3,tamarmot/ol3,geekdenz/openlayers,thhomas/ol3,stweil/openlayers,fblackburn/ol3,thhomas/ol3,fblackburn/ol3,klokantech/ol3,ahocevar/ol3,ahocevar/ol3,ahocevar/openlayers,geekdenz/ol3,geekdenz/ol3