view yetilab/plot/plot.yeti @ 254:5eb57c649de0 sparse

Using hashes is simpler, but turns out to be mostly no faster and sometimes much slower. Not one to merge back.

module yetilab.plot.plot;

import org.jzy3d.plot3d.builder: Mapper;
import org.jzy3d.maths: Range, Coord3d;
import org.jzy3d.chart: Chart, ChartLauncher;
import org.jzy3d.plot3d.builder: Builder;
import org.jzy3d.plot3d.builder.concrete: OrthonormalGrid;
import org.jzy3d.colors.colormaps: ColorMapRainbow;
import org.jzy3d.colors: ColorMapper, Color;
import org.jzy3d.plot3d.rendering.canvas: Quality;
import org.jzy3d.plot3d.rendering.view.modes: ViewPositionMode;
import org.jzy3d.plot3d.primitives: FlatLine2d, Point;

newMatrixMapper matrix =
   (class MMapper extends Mapper
        double f(double x, double y)
            result = matrix.getAt y x;
            println "f(\(x),\(y)) -> \(result)";
            result
    end;
    new MMapper());

newMatrixLogMapper matrix =
   (class MMapper extends Mapper
        double f(double x, double y)
            ln (matrix.getAt y x)
    end;
    new MMapper());

newMapper mapFunction =
   (class FMapper extends Mapper
        double f(double x, double y)
            mapFunction x y
    end;
    new FMapper());

plotMatrix chart matrix is ~Chart -> 'a -> () =
   (mapper = newMatrixMapper matrix;
    size = matrix.size;
    xrange = new Range(0, size.columns - 1);
    yrange = new Range(0, size.rows - 1);
    grid = new OrthonormalGrid(xrange, size.columns, yrange, size.rows);
    println "Matrix size: \(size)";
    surface = Builder#buildOrthonormal(grid, mapper); //??? big?
    println "Z Bounds: \(surface#getBounds()#getZmin()) -> \(surface#getBounds()#getZmax())";
    surface#setFaceDisplayed(true);
    surface#setWireframeDisplayed(true);
    surface#setWireframeColor(Color#BLACK);
    chart#getScene()#getGraph()#add(surface);
    ());

plotCurve chart depth curve is ~Chart -> number -> 'a -> () =
   (scene = chart#getScene();
    xx = map (.time) curve;
    yy = map (.value) curve;
    line = new FlatLine2d(xx as ~float[], yy as ~float[], depth);
    line#setWireframeDisplayed(true);
    line#setWireframeColor(Color#BLACK);
    line#setWireframeWidth(2);
    line#setFaceDisplayed(false);
    scene#add(line);
    chart#getView()#setViewPoint(new Coord3d(0, 0, 0));
/*
    axes = chart#getAxeLayout();
    axes#setXAxeLabelDisplayed(false);
    axes#setYAxeLabelDisplayed(false);
    axes#setZAxeLabelDisplayed(true);
    axes#setZAxeLabel("unit goes here"); //!!!
    axes#setYTickLabelDisplayed(false);
*/
    ());

plotSeries chart depth { start, step, values } is ~Chart -> number -> 'a -> () =
   (scene = chart#getScene();
    xx = map do i: start + step * i done [0..length values - 1];
    yy = list values;
    line = new FlatLine2d(xx as ~float[], yy as ~float[], depth);
    line#setWireframeDisplayed(true);
    line#setWireframeColor(Color#BLACK);
    line#setWireframeWidth(2);
    line#setFaceDisplayed(false);
    scene#add(line);
    chart#getView()#setViewPoint(new Coord3d(0, 0, 0));
/*
    axes = chart#getAxeLayout();
    axes#setXAxeLabelDisplayed(false);
    axes#setYAxeLabelDisplayed(false);
    axes#setZAxeLabelDisplayed(true);
    axes#setZAxeLabel("unit goes here"); //!!!
    axes#setYTickLabelDisplayed(false);
*/
    ());

plot structures =
   (chart = new Chart(Quality#Nicest);
    var depth = 0;
    for structures do s:
        case s of
        Grid matrix:
            plotMatrix chart matrix;
        Curve curve:
            plotCurve chart depth curve;
        Series series:
            plotSeries chart depth series;
        other:
            failWith "Unable to plot \(other)";
        esac;
        depth := depth + 1;
    done;
    ChartLauncher#openChart(chart);
    chart);

{
    newMatrixMapper,
    newMatrixLogMapper,
    newMapper,
    plotMatrix, 
    plotCurve,
    plotSeries,
    plot,
}