handle merge on collapsed instructions

2016-06-06 11:01:55 +02:00
parent 1dfdb38d4a
commit 312e86eb58
5 changed files with 57 additions and 16 deletions
@@ -49,6 +49,22 @@ inline extractor::guidance::DirectionModifier::Enum getTurnDirection(const doubl
    return extractor::guidance::DirectionModifier::UTurn;
 }

+// swaps left <-> right modifier types
+inline extractor::guidance::DirectionModifier::Enum
+mirrorDirectionModifier(const extractor::guidance::DirectionModifier::Enum modifier)
+{
+    const constexpr extractor::guidance::DirectionModifier::Enum results[] = {
+        extractor::guidance::DirectionModifier::UTurn,
+        extractor::guidance::DirectionModifier::SharpLeft,
+        extractor::guidance::DirectionModifier::Left,
+        extractor::guidance::DirectionModifier::SlightLeft,
+        extractor::guidance::DirectionModifier::Straight,
+        extractor::guidance::DirectionModifier::SlightRight,
+        extractor::guidance::DirectionModifier::Right,
+        extractor::guidance::DirectionModifier::SharpRight};
+    return results[modifier];
+}
+
 } // namespace guidance
 } // namespace util
 } // namespace osrm