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Restore default behaviour if no clips found to pre-r11704 status, whilst still get proper max and min for severely-offset waveforms.

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This commit is contained in:
martynshaw99 2012-05-02 21:37:45 +00:00
parent 4e7769ce79
commit 68e2d00f9b
1 changed files with 10 additions and 1 deletions
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11
src/WaveTrack.cpp
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@ -1539,7 +1539,9 @@ double WaveTrack::GetEndTime()
bool WaveTrack::GetMinMax(float *min, float *max,
double t0, double t1)
{
*min = FLT_MAX;
bool clipFound = false;
*min = FLT_MAX; // we need these at extremes to make sure we find true min and max
*max = -FLT_MAX;
if (t0 > t1)
@ -1556,6 +1558,7 @@ bool WaveTrack::GetMinMax(float *min, float *max,
if (t1 >= clip->GetStartTime() && t0 <= clip->GetEndTime())
{
clipFound = true;
float clipmin, clipmax;
if (it->GetData()->GetMinMax(&clipmin, &clipmax, t0, t1))
{
@ -1570,6 +1573,12 @@ bool WaveTrack::GetMinMax(float *min, float *max,
}
}
if(!clipFound)
{
*min = float(0.0); // sensible defaults if no clips found
*max = float(0.0);
}
return result;
}