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Performance: Recompute legend only when required

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This commit is contained in:
Magne Sjaastad
2013-09-30 13:29:29 +02:00
parent 15eab9b261
commit e02d2f2300
2 changed files with 72 additions and 17 deletions
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83
ApplicationCode/ProjectDataModel/RimLegendConfig.cpp
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@@ -416,13 +416,45 @@ void RimLegendConfig::updateLegend()
//--------------------------------------------------------------------------------------------------
void RimLegendConfig::setAutomaticRanges(double globalMin, double globalMax, double localMin, double localMax)
{
m_globalAutoMin = roundToNumSignificantDigits(globalMin, m_precision);
m_globalAutoMax = roundToNumSignificantDigits(globalMax, m_precision);
double candidateGlobalAutoMin = roundToNumSignificantDigits(globalMin, m_precision);
double candidateGlobalAutoMax = roundToNumSignificantDigits(globalMax, m_precision);
m_localAutoMin = roundToNumSignificantDigits(localMin, m_precision);
m_localAutoMax = roundToNumSignificantDigits(localMax, m_precision);
double candidateLocalAutoMin = roundToNumSignificantDigits(localMin, m_precision);
double candidateLocalAutoMax = roundToNumSignificantDigits(localMax, m_precision);
updateLegend();
bool needsUpdate = false;
const double epsilon = std::numeric_limits<double>::epsilon();
if (cvf::Math::abs(candidateGlobalAutoMax - m_globalAutoMax) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(candidateGlobalAutoMin - m_globalAutoMin) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(candidateLocalAutoMax - m_localAutoMax) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(candidateLocalAutoMin - m_localAutoMin) > epsilon)
{
needsUpdate = true;
}
if (needsUpdate)
{
m_globalAutoMin = candidateGlobalAutoMin;
m_globalAutoMax = candidateGlobalAutoMax;
m_localAutoMin = candidateLocalAutoMin;
m_localAutoMax = candidateLocalAutoMax;
updateLegend();
}
}
//--------------------------------------------------------------------------------------------------
@@ -562,17 +594,40 @@ double RimLegendConfig::roundToNumSignificantDigits(double domainValue, double n
//--------------------------------------------------------------------------------------------------
void RimLegendConfig::setClosestToZeroValues(double globalPosClosestToZero, double globalNegClosestToZero, double localPosClosestToZero, double localNegClosestToZero)
{
m_globalAutoPosClosestToZero = globalPosClosestToZero;
m_globalAutoNegClosestToZero = globalNegClosestToZero;
m_localAutoPosClosestToZero = localPosClosestToZero;
m_localAutoNegClosestToZero = localNegClosestToZero;
bool needsUpdate = false;
const double epsilon = std::numeric_limits<double>::epsilon();
if (m_globalAutoPosClosestToZero == HUGE_VAL) m_globalAutoPosClosestToZero = 0;
if (m_globalAutoNegClosestToZero == -HUGE_VAL) m_globalAutoNegClosestToZero = 0;
if (m_localAutoPosClosestToZero == HUGE_VAL) m_localAutoPosClosestToZero = 0;
if (m_localAutoNegClosestToZero == -HUGE_VAL) m_localAutoNegClosestToZero = 0;
if (cvf::Math::abs(globalPosClosestToZero - m_globalAutoPosClosestToZero) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(globalNegClosestToZero - m_globalAutoNegClosestToZero) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(localPosClosestToZero - m_localAutoPosClosestToZero) > epsilon)
{
needsUpdate = true;
}
if (cvf::Math::abs(localNegClosestToZero - m_localAutoNegClosestToZero) > epsilon)
{
needsUpdate = true;
}
updateLegend();
if (needsUpdate)
{
m_globalAutoPosClosestToZero = globalPosClosestToZero;
m_globalAutoNegClosestToZero = globalNegClosestToZero;
m_localAutoPosClosestToZero = localPosClosestToZero;
m_localAutoNegClosestToZero = localNegClosestToZero;
if (m_globalAutoPosClosestToZero == HUGE_VAL) m_globalAutoPosClosestToZero = 0;
if (m_globalAutoNegClosestToZero == -HUGE_VAL) m_globalAutoNegClosestToZero = 0;
if (m_localAutoPosClosestToZero == HUGE_VAL) m_localAutoPosClosestToZero = 0;
if (m_localAutoNegClosestToZero == -HUGE_VAL) m_localAutoNegClosestToZero = 0;
updateLegend();
}
}
//--------------------------------------------------------------------------------------------------