diff options
| author | Bill Spitzak <spitzak@gmail.com> | 2001-01-21 06:00:59 +0000 |
|---|---|---|
| committer | Bill Spitzak <spitzak@gmail.com> | 2001-01-21 06:00:59 +0000 |
| commit | b7496f2c59e2765ffa641f66f274947793f4d133 (patch) | |
| tree | dabc73c51f201db59483a82efd3119d69480a3a1 /src/Fl_Valuator.cxx | |
| parent | 3a0c70d82ea1dbe94c4a7ebd198e11b5f00ef2c2 (diff) | |
"accu-timer": some changes to repeat_timeout that seem to make it accurate
on Unix and Win32 at speeds up to 500000 timeouts/second (and 700000 on
Linux), and within about .001% as accurate as the system clock.
Fix to Fl_Valuator::step() by Guillermo Andrade.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.0@1354 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/Fl_Valuator.cxx')
| -rw-r--r-- | src/Fl_Valuator.cxx | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/Fl_Valuator.cxx b/src/Fl_Valuator.cxx index b066514b4..eaea57c2a 100644 --- a/src/Fl_Valuator.cxx +++ b/src/Fl_Valuator.cxx @@ -1,5 +1,5 @@ // -// "$Id: Fl_Valuator.cxx,v 1.5.2.2 2000/06/05 21:20:58 mike Exp $" +// "$Id: Fl_Valuator.cxx,v 1.5.2.3 2001/01/21 06:00:59 spitzak Exp $" // // Valuator widget for the Fast Light Tool Kit (FLTK). // @@ -41,13 +41,13 @@ Fl_Valuator::Fl_Valuator(int X, int Y, int W, int H, const char* L) B = 1; } -const double epsilon = 1e-12 ; +const double epsilon = 4.66e-10; void Fl_Valuator::step(double s) { if (s < 0) s = -s; A = rint(s); B = 1; - while (fabs(s-A/B) > epsilon) {B *= 10; A = rint(s*B);} + while (fabs(s-A/B) > epsilon && B<=(0x7fffffff/10)) {B *= 10; A = rint(s*B);} } void Fl_Valuator::precision(int p) { @@ -123,5 +123,5 @@ int Fl_Valuator::format(char* buffer) { } // -// End of "$Id: Fl_Valuator.cxx,v 1.5.2.2 2000/06/05 21:20:58 mike Exp $". +// End of "$Id: Fl_Valuator.cxx,v 1.5.2.3 2001/01/21 06:00:59 spitzak Exp $". // |