Graphs.ipynb

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       "<div id=\"glowscript\" class=\"glowscript\"></div>"
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     "text": [
      "done\n"
     ]
    }
   ],
   "source": [
    "from vpython import *\n",
    "scene = canvas() # This is needed in Jupyter notebook and lab to make programs easily rerunnable\n",
    "s = '    Test of <b><i>graphing</i></b>. Move the mouse over the graph to display data.'\n",
    "test = graph(title=s, xtitle='time', ytitle='value', fast=False)\n",
    "funct1 = gcurve(color=color.blue, width=4, dot=True, \n",
    "        dot_color=color.green, dot_radius=15, radius=5, markers=True, marker_color=color.cyan)\n",
    "funct2 = gvbars(delta=0.4, color=color.red, label='bars')\n",
    "funct3 = gdots(color=color.orange)\n",
    "\n",
    "for t in range(-30, 74):\n",
    "    rate(500)\n",
    "    funct1.plot( t, 5.0+5.0*cos(-0.2*t)*exp(0.015*t) )\n",
    "    funct2.plot( t, 2.0+5.0*cos(-0.1*t)*exp(0.015*t) )\n",
    "    funct3.plot( t, 5.0*cos(-0.03*t)*exp(0.015*t) )\n",
    "\n",
    "scene.width = scene.height = 100\n",
    "box()\n",
    "scene.pause()\n",
    "test.title = 'New title'\n",
    "test.xtitle = \"New xtitle\"\n",
    "test.ytitle = 'New ytitle'\n",
    "scene.pause()\n",
    "funct2.data = [(-20,8), (-30,4)]\n",
    "funct2.color = color.green\n",
    "scene.pause()\n",
    "funct2.label = 'new bars'\n",
    "funct3.label = 'dots'\n",
    "scene.pause()\n",
    "funct2.legend = False\n",
    "scene.pause()\n",
    "funct2.delta = 10\n",
    "funct1.width = 1\n",
    "funct3.radius = 2*funct3.radius\n",
    "scene.pause()\n",
    "#funct3.size = 20\n",
    "#funct2.horizontal = True\n",
    "#funct2.orientation = 'h'\n",
    "funct1.dot_radius = 40\n",
    "funct1.dot_color = color.cyan\n",
    "funct1.marker_color = color.black\n",
    "scene.pause()\n",
    "funct1.markers = False\n",
    "scene.pause()\n",
    "funct1.delete()\n",
    "scene.pause()\n",
    "test.delete()\n",
    "print('done')"
   ]
  },
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