hopefully this fixes the off by one error

with the left sequence position.

diff --git a/alg/glsequence.cpp b/alg/glsequence.cpp
index 1283af9e766519918debbd82e9a233bdc3022237..6b6f2d6e5e430b6bc8c20ae1ea0b527da0bc2183 100644 (file)
--- a/alg/glsequence.cpp
+++ b/alg/glsequence.cpp
@@ -87,7 +87,7 @@ GLfloat GlSequence::length() const
 
 Sequence::size_type GlSequence::leftbase(GLfloat left) const
 {
-  left = ceil(left) - seq_x;
+  left = ceil(left - seq_x);
   if (left < 0)
     return 0;
   else if (left > seq.size() )