authorDon Pellegrino <>2009-09-03 01:40:57 (GMT)
committer Don Pellegrino <>2009-09-03 01:40:57 (GMT)
commit74fe56ad152588eb280ddf3a373ec3348584dc2a (patch) (side-by-side diff)
parent26674de6b8649e9bb16b9f31700eabb6b8630594 (diff)
Added comment on using glutPassiveMotionFunc
1 files changed, 7 insertions, 0 deletions
diff --git a/README b/README
index f3fe1b8..722286a 100644
--- a/README
+++ b/README
@@ -20,6 +20,13 @@ used to highlight the selection.
Mouse-wheel: scroll to zoom in or out by 10% of the window size with
the focus at the center of the window.
+An attempt was made to use the glutPassiveMotionFunc to show the
+information for the data under the mouse pointer. This proved to be
+too slow so the use of this technique was discarded. The basic
+selection mechanisms can be used to identify the points under the
+mouse. Alternatively a keyboard command might be added to provide the
+information upon a keypress.

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