G4DefaultLinearColorMap Class Reference

#include <G4DefaultLinearColorMap.hh>

Inheritance diagram for G4DefaultLinearColorMap:

Public Member Functions
	G4DefaultLinearColorMap (G4String mName)
virtual	~G4DefaultLinearColorMap ()
virtual void	GetMapColor (G4double val, G4double color[4])
Public Member Functions inherited from G4VScoreColorMap
	G4VScoreColorMap (G4String mName)
virtual	~G4VScoreColorMap ()
G4String	GetName () const
void	SetFloatingMinMax (G4bool vl=true)
G4bool	IfFloatMinMax () const
void	SetMinMax (G4double minVal, G4double maxVal)
G4double	GetMin () const
G4double	GetMax () const
virtual void	DrawColorChart (G4int nPoint=5)
virtual void	DrawColorChartBar (G4int nPoint)
virtual void	DrawColorChartText (G4int nPoint)
void	SetPSUnit (G4String &unit)
void	SetPSName (G4String &psName)

Additional Inherited Members
Protected Attributes inherited from G4VScoreColorMap
G4String	fName
G4bool	ifFloat
G4double	fMinVal
G4double	fMaxVal
G4VVisManager *	fVisManager
G4String	fPSUnit
G4String	fPSName

Detailed Description

Definition at line 36 of file G4DefaultLinearColorMap.hh.

Constructor & Destructor Documentation

G4DefaultLinearColorMap::G4DefaultLinearColorMap

(

G4String

mName

)

Definition at line 32 of file G4DefaultLinearColorMap.cc.

:G4VScoreColorMap(mName)
{;}

G4DefaultLinearColorMap::~G4DefaultLinearColorMap ( )

virtual

Definition at line 36 of file G4DefaultLinearColorMap.cc.

{;}

Member Function Documentation

void G4DefaultLinearColorMap::GetMapColor ( G4double  val, G4double  color[4]  )

virtual

Implements G4VScoreColorMap.

Definition at line 39 of file G4DefaultLinearColorMap.cc.

References test::a, test::b, G4VScoreColorMap::fMaxVal, and G4VScoreColorMap::fMinVal.

{
  G4double value;
  if(fMaxVal == fMinVal) 
    value = 0.;
  else
    value = (val-fMinVal)/(fMaxVal-fMinVal);

  if(value > 1.) {value=1.;}
  if(value < 0.) {value=0.;}

  // color map
  const int NCOLOR = 6;
  struct ColorMap {
    G4double val;
    G4double rgb[4];
  } colormap[NCOLOR] = {{0.0, {1., 1., 1., 1.}}, // value, r, g, b, alpha
            {0.2, {0., 0., 1., 1.}},
            {0.4, {0., 1., 1., 1.}},
            {0.6, {0., 1., 0., 1.}},
            {0.8, {1., 1., 0., 1.}},
            {1.0, {1., 0., 0., 1.}}};
  
  // search
  G4int during[2] = {0, 0};
  for(int i = 1; i < NCOLOR; i++) {
    if(colormap[i].val >= value) {
      during[0] = i-1;
      during[1] = i;
      break;
    }
  }

  // interpolate
  G4double a = std::fabs(value - colormap[during[0]].val);
  G4double b = std::fabs(value - colormap[during[1]].val);
  for(int i = 0; i < 4; i++) {
    color[i] = (b*colormap[during[0]].rgb[i] + a*colormap[during[1]].rgb[i])
      /(colormap[during[1]].val - colormap[during[0]].val);
  } 

}

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The documentation for this class was generated from the following files:

• G4DefaultLinearColorMap.hh
• G4DefaultLinearColorMap.cc