{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Shapes\n", " Draw the geometry using the x3d viewver.\n", " Note that this viewver may also be invoked from the \"View\" menu in\n", " the canvas tool bar\n", "\n", "once in x3d viewer, type m to see the menu.\n", "For example typing r will show a solid model of this geometry.\n", "\n", "\n", "\n", "\n", "**Author:** Wim Lavrijsen \n", "This notebook tutorial was automatically generated with ROOTBOOK-izer from the macro found in the ROOT repository on Sunday, January 23, 2022 at 09:32 AM." ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "import ROOT\n", "\n", "c1 = ROOT.TCanvas( 'c1', 'Geometry Shapes', 200, 10, 700, 500 )" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "delete previous geometry objects in case this script is reexecuted" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "if hasattr(ROOT, 'gGeometry') and ROOT.gGeometry:\n", " ROOT.gGeometry.GetListOfNodes().Delete()\n", " ROOT.gGeometry.GetListOfShapes().Delete()" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " Define some volumes" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "brik = ROOT.TBRIK( 'BRIK', 'BRIK', 'void', 200, 150, 150 )\n", "trd1 = ROOT.TTRD1( 'TRD1', 'TRD1', 'void', 200, 50, 100, 100 )\n", "trd2 = ROOT.TTRD2( 'TRD2', 'TRD2', 'void', 200, 50, 200, 50, 100 )\n", "trap = ROOT.TTRAP( 'TRAP', 'TRAP', 'void', 190, 0, 0, 60, 40, 90, 15, 120, 80, 180, 15 )\n", "para = ROOT.TPARA( 'PARA', 'PARA', 'void', 100, 200, 200, 15, 30, 30 )\n", "gtra = ROOT.TGTRA( 'GTRA', 'GTRA', 'void', 390, 0, 0, 20, 60, 40, 90, 15, 120, 80, 180, 15 )\n", "tube = ROOT.TTUBE( 'TUBE', 'TUBE', 'void', 150, 200, 400 )\n", "tubs = ROOT.TTUBS( 'TUBS', 'TUBS', 'void', 80, 100, 100, 90, 235 )\n", "cone = ROOT.TCONE( 'CONE', 'CONE', 'void', 100, 50, 70, 120, 150 )\n", "cons = ROOT.TCONS( 'CONS', 'CONS', 'void', 50, 100, 100, 200, 300, 90, 270 )\n", "sphe = ROOT.TSPHE( 'SPHE', 'SPHE', 'void', 25, 340, 45, 135, 0, 270 )\n", "sphe1 = ROOT.TSPHE( 'SPHE1', 'SPHE1', 'void', 0, 140, 0, 180, 0, 360 )\n", "sphe2 = ROOT.TSPHE( 'SPHE2', 'SPHE2', 'void', 0, 200, 10, 120, 45, 145 )\n", "\n", "pcon = ROOT.TPCON( 'PCON', 'PCON', 'void', 180, 270, 4 )\n", "pcon.DefineSection( 0, -200, 50, 100 )\n", "pcon.DefineSection( 1, -50, 50, 80 )\n", "pcon.DefineSection( 2, 50, 50, 80 )\n", "pcon.DefineSection( 3, 200, 50, 100 )\n", "\n", "pgon = ROOT.TPGON( 'PGON', 'PGON', 'void', 180, 270, 8, 4 )\n", "pgon.DefineSection( 0, -200, 50, 100 )\n", "pgon.DefineSection( 1, -50, 50, 80 )\n", "pgon.DefineSection( 2, 50, 50, 80 )\n", "pgon.DefineSection( 3, 200, 50, 100 )" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " Set shapes attributes" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "brik.SetLineColor( 1 )\n", "trd1.SetLineColor( 2 )\n", "trd2.SetLineColor( 3 )\n", "trap.SetLineColor( 4 )\n", "para.SetLineColor( 5 )\n", "gtra.SetLineColor( 7 )\n", "tube.SetLineColor( 6 )\n", "tubs.SetLineColor( 7 )\n", "cone.SetLineColor( 2 )\n", "cons.SetLineColor( 3 )\n", "pcon.SetLineColor( 6 )\n", "pgon.SetLineColor( 2 )\n", "sphe.SetLineColor( ROOT.kRed )\n", "sphe1.SetLineColor( ROOT.kBlack )\n", "sphe2.SetLineColor( ROOT.kBlue )" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ " Build the geometry hierarchy" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "node1 = ROOT.TNode( 'NODE1', 'NODE1', 'BRIK' )\n", "node1.cd()\n", "\n", "node2 = ROOT.TNode( 'NODE2', 'NODE2', 'TRD1', 0, 0, -1000 )\n", "node3 = ROOT.TNode( 'NODE3', 'NODE3', 'TRD2', 0, 0, 1000 )\n", "node4 = ROOT.TNode( 'NODE4', 'NODE4', 'TRAP', 0, -1000, 0 )\n", "node5 = ROOT.TNode( 'NODE5', 'NODE5', 'PARA', 0, 1000, 0 )\n", "node6 = ROOT.TNode( 'NODE6', 'NODE6', 'TUBE', -1000, 0, 0 )\n", "node7 = ROOT.TNode( 'NODE7', 'NODE7', 'TUBS', 1000, 0, 0 )\n", "node8 = ROOT.TNode( 'NODE8', 'NODE8', 'CONE', -300, -300, 0 )\n", "node9 = ROOT.TNode( 'NODE9', 'NODE9', 'CONS', 300, 300, 0 )\n", "node10 = ROOT.TNode( 'NODE10', 'NODE10', 'PCON', 0, -1000, -1000 )\n", "node11 = ROOT.TNode( 'NODE11', 'NODE11', 'PGON', 0, 1000, 1000 )\n", "node12 = ROOT.TNode( 'NODE12', 'NODE12', 'GTRA', 0, -400, 700 )\n", "node13 = ROOT.TNode( 'NODE13', 'NODE13', 'SPHE', 10, -400, 500 )\n", "node14 = ROOT.TNode( 'NODE14', 'NODE14', 'SPHE1', 10, 250, 300 )\n", "node15 = ROOT.TNode( 'NODE15', 'NODE15', 'SPHE2', 10, -100, -200 )" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "for memory management" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "list_of_locals = dict(locals())\n", "for l, o in list_of_locals.items():\n", " if isinstance( o, ROOT.TShape ) or isinstance( o, ROOT.TNode ):\n", " ROOT.SetOwnership( o, False )" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Draw this geometry in the current canvas" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "node1.cd()\n", "node1.Draw( 'gl' )\n", "c1.Update()" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Draw all canvases " ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": false }, "outputs": [], "source": [ "from ROOT import gROOT \n", "gROOT.GetListOfCanvases().Draw()" ] } ], "metadata": { "kernelspec": { "display_name": "Python 2", "language": "python", "name": "python2" }, "language_info": { "codemirror_mode": { "name": "ipython", "version": 2 }, "file_extension": ".py", "mimetype": "text/x-python", "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython2", "version": "2.7.10" } }, "nbformat": 4, "nbformat_minor": 2 }