possible fix for #271 'undefined' issue
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@ -231,6 +231,7 @@ window.renderLimitReached = function(ratio) {
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window.getMinPortalLevel = function() {
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window.getMinPortalLevel = function() {
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var z = map.getZoom();
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var z = map.getZoom();
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if(z >= 17) return 0;
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if(z >= 17) return 0;
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if(z < 0) return 8;
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var conv = [8,8,8,8,7,7,6,6,5,4,4,3,3,2,2,1,1];
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var conv = [8,8,8,8,7,7,6,6,5,4,4,3,3,2,2,1,1];
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var minLevelByRenderLimit = portalRenderLimit.getMinLevel();
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var minLevelByRenderLimit = portalRenderLimit.getMinLevel();
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var result = minLevelByRenderLimit > conv[z]
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var result = minLevelByRenderLimit > conv[z]
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