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Viewing changes to src/backend/filters/ionColour.cpp

  • Committer: Package Import Robot
  • Author(s): D Haley
  • Date: 2013-07-20 18:31:32 UTC
  • mfrom: (1.1.6)
  • Revision ID: package-import@ubuntu.com-20130720183132-5ak932y2x6pwo4fs
Tags: 0.0.14-1
* Update to upstream, 0.0.14
* Enable mathgl2.x configure option
* Modify build-depends, libmgl-dev >= 2.1.32

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src/backend/filters/ionColour.cpp
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#include "common/colourmap.h"
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const unsigned int MAX_NUM_COLOURS=256;
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enum
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{
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                return (size_t)((float)(nObjects*IONDATA_SIZE));
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}
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DrawColourBarOverlay *IonColourFilter::makeColourBar() const
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{
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        //If we have ions, then we should draw a colour bar
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        //Set up the colour bar. Place it in a draw stream type
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        DrawColourBarOverlay *dc = new DrawColourBarOverlay;
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        vector<float> r,g,b;
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        r.resize(nColours);
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        g.resize(nColours);
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        b.resize(nColours);
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        for (unsigned int ui=0;ui<nColours;ui++)
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        {
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                unsigned char rgb[3]; //RGB array
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                float value;
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                value = (float)(ui)*(mapBounds[1]-mapBounds[0])/(float)nColours + mapBounds[0];
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                //Pick the desired colour map
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                colourMapWrap(colourMap,rgb,value,mapBounds[0],mapBounds[1]);
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                r[ui]=rgb[0]/255.0f;
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                g[ui]=rgb[1]/255.0f;
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                b[ui]=rgb[2]/255.0f;
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        }
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        dc->setColourVec(r,g,b);
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        dc->setSize(0.08,0.6);
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        dc->setPosition(0.1,0.1);
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        dc->setMinMax(mapBounds[0],mapBounds[1]);
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        return dc;
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}
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unsigned int IonColourFilter::refresh(const std::vector<const FilterStreamData *> &dataIn,
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                {
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                        DrawStreamData *d = new DrawStreamData;
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                        d->parent=this;
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                        d->drawables.push_back(makeColourBar());
 
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                        d->drawables.push_back(makeColourBar(mapBounds[0],
 
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                                        mapBounds[1],nColours,colourMap));
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                        d->cached=0;
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                        getOut.push_back(d);
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                }
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        if(foundIons && showColourBar)
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        {
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                DrawStreamData *d = new DrawStreamData;
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                d->drawables.push_back(makeColourBar());
 
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                d->drawables.push_back(makeColourBar(mapBounds[0],mapBounds[1],nColours,colourMap));
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                d->parent=this;
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                d->cached=0;
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                getOut.push_back(d);