loom

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def auto : 
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    r12 = (147098290000.0 + 152098232000.0) / 2,
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    r23 = (363104000.0 + 405696000) / 2
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import "models/tbp.s-ode" : 
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    tbp = { 
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        g : 6.67430e-11,
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        m1 : 1.98847e30, X1 : [0.0, 0.0], V1 : [0.0, 0.0],
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        m2 : 5.9726e24,  X2 : [r12, 0.0], V2 : [0.0, 29783.0],
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        m3 : 7.3477e22,  X3 : [r12+r23, 0.0], V3 : [0.0, 29783.0+1023.0],
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    }
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import "//chart.s-script" : chart
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chart.init("Sun + Earth + Moon")
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//chart.addSeries("Sun", chart.style.scatter)
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chart.addSeries("Earth", chart.style.line)
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chart.addSeries("Moon", chart.style.line)
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import "modules/scene.s-script" : scene =
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{
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    tk  : 365 * 60*60*24.0,
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    dt  : 10.0 * 60,
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    iteration_step : 100,
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    callback : fn [chart, tbp] () {
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//        chart.addPoint("Sun", tbp.X1[0], tbp.X1[1])
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        chart.addPoint("Earth", tbp.X2[0], tbp.X2[1])
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        chart.addPoint("Moon", tbp.X3[0], tbp.X3[1])
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    }
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}
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scene.add(tbp)
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scene.start()
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