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App/Gui: make color bar to handle very small values

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This commit is contained in:
wmayer
2022-02-02 21:12:59 +01:00
parent e6126eb2dc
commit 2bf84e79ac
4 changed files with 19 additions and 15 deletions
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11
src/App/ColorModel.cpp
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@@ -27,6 +27,7 @@
#endif
#include "ColorModel.h"
#include <Base/Exception.h>
using namespace App;
@@ -107,7 +108,10 @@ void ColorField::set (const ColorModel &rclModel, float fMin, float fMax, std::s
{
colorModel = rclModel;
this->fMin = std::min<float>(fMin, fMax);
this->fMax = std::max<float>(this->fMin + CCR_EPS, fMax);
this->fMax = std::max<float>(fMin, fMax);
if (this->fMax <= this->fMin) {
throw Base::ValueError("Maximum must be higher than minimum");
}
ctColors = std::max<std::size_t>(usCt, colorModel.getCountColors());
rebuild();
}
@@ -206,7 +210,10 @@ std::vector<std::string> ColorGradient::getColorModelNames() const
void ColorGradient::set (float fMin, float fMax, std::size_t usCt, TStyle tS, bool bOG)
{
_fMin = std::min<float>(fMin, fMax);
_fMax = std::max<float>(_fMin + CCR_EPS, fMax);
_fMax = std::max<float>(fMin, fMax);
if (_fMax <= _fMin) {
throw Base::ValueError("Maximum must be higher than minimum");
}
ctColors = std::max<std::size_t>(usCt, getMinColors());
tStyle = tS;
outsideGrayed = bOG;