diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2012-08-09 16:55:56 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2012-08-09 16:55:56 +0000 |
commit | ff2fac11a03b7e13149b5069fda2bbc21cdd4e80 (patch) | |
tree | c7c6acd177623990d573293590f57b74fd470665 /libs/pbd | |
parent | 3d07cbc37ffe9768f3cf568531cb38b5bf5a3fce (diff) |
more vst parameter related stuff
git-svn-id: svn://localhost/ardour2/branches/3.0@13119 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/pbd')
-rw-r--r-- | libs/pbd/pbd/floating.h | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/libs/pbd/pbd/floating.h b/libs/pbd/pbd/floating.h index f707dc9f5b..ef97ce8fcc 100644 --- a/libs/pbd/pbd/floating.h +++ b/libs/pbd/pbd/floating.h @@ -7,6 +7,8 @@ #ifndef __libpbd__floating_h__ #define __libpbd__floating_h__ +#include <cmath> + namespace PBD { union Float_t @@ -26,18 +28,18 @@ union Float_t static inline bool floateq (float a, float b, int max_ulps_diff) { - Float_t ua(a); - Float_t ub(b); + Float_t ua (a); + Float_t ub (b); + if (a == b) { + return true; + } + // Different signs means they do not match. if (ua.negative() != ub.negative()) { - // Check for equality to make sure +0==-0 - if (a == b) { - return true; - } return false; } - + // Find the difference in ULPs. int ulps_diff = abs (ua.i - ub.i); |