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LineLayer: drop invalid lines

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This commit is contained in:
Hannes Janetzek 2014-02-24 16:59:36 +01:00
parent fdda6988ba
commit 5134b522ae
1 changed files with 10 additions and 0 deletions
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10
vtm/src/org/oscim/renderer/elements/LineLayer.java
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@ -169,7 +169,17 @@ public final class LineLayer extends RenderElement {
if (length < 4)
continue;
/* start an enpoint are equal */
if (length == 4 &&
points[ipos] == points[ipos + 2] &&
points[ipos + 1] == points[ipos + 3])
continue;
/* avoid simple 180 degree angles */
if (length == 6 &&
points[ipos] == points[ipos + 4] &&
points[ipos + 1] == points[ipos + 5])
length -= 2;
vertexItem = addLine(vertexItem, points, ipos, length, rounded, squared, closed);