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Stay on the world when transforming coords.

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Instead of a transform that results in +/- Infinity northing, we can constrain the results to be within the world bounds.
This commit is contained in:
Tim Schaub
2012-04-23 18:49:55 -04:00
parent 305c6ef064
commit ec7b12257b
2 changed files with 5 additions and 4 deletions
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6
tests/Layer/SphericalMercator.html
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@@ -23,11 +23,11 @@
t.eq(Math.round(phillipines.lat), 0, "Phillipines lat is correct");
t.eq(phillipines.lon, 20037508.340, "Phillipines lon is correct");
// Rounding errors make this not infinity
t.ok(ne.lat > 50000000, "NE lat is correct");
// be kind and stay within the world instead of having +/- infinity lat
t.ok(ne.lat, 20037508.34, "NE lat is correct");
t.eq(ne.lon, 20037508.34, "NE lon is correct");
t.eq(sw.lat, -Infinity, "SW lat is correct");
t.eq(sw.lat, -20037508.34, "SW lat is correct");
t.eq(sw.lon, -20037508.34, "SW lon is correct");
}