LineBucket: skip two vertex segments except end, fix #1271

Author: devemux86

vtm/src/org/oscim/renderer/bucket/LineBucket.java

@@ -369,8 +369,8 @@ private void addLine(VertexData vertices, float[] points, int start, int length,
             vNextX = nextX - curX;
             vNextY = nextY - curY;
             a = Math.sqrt(vNextX * vNextX + vNextY * vNextY);
-            /* skip two vertex segments */
-            if (a < mMinDist) {
+            /* skip two vertex segments except end */
+            if (a < mMinDist && ipos < end) {
                 numVertices -= 2;
                 continue;
             }