{
"cells": [
{
"cell_type": "markdown",
"id": "fc3e7c9d",
"metadata": {},
"source": [
"# hist048_Graphics_candle_hist\n",
"\n",
"\n",
"\n",
"\n",
"**Author:** Georg Troska \n",
"This notebook tutorial was automatically generated with ROOTBOOK-izer from the macro found in the ROOT repository on Tuesday, May 19, 2026 at 08:12 PM."
]
},
{
"cell_type": "code",
"execution_count": 1,
"id": "698f2b6b",
"metadata": {
"collapsed": false,
"execution": {
"iopub.execute_input": "2026-05-19T20:13:01.105101Z",
"iopub.status.busy": "2026-05-19T20:13:01.104986Z",
"iopub.status.idle": "2026-05-19T20:13:01.441595Z",
"shell.execute_reply": "2026-05-19T20:13:01.441062Z"
}
},
"outputs": [],
"source": [
"TCanvas *c1 = new TCanvas(\"c1\", \"Candle Presets\", 800, 600);\n",
"c1->Divide(3, 2);\n",
"\n",
"TRandom *rng = new TRandom();\n",
"TH2I *h1 = new TH2I(\"h1\", \"Sin\", 18, 0, 360, 100, -1.5, 1.5);\n",
"h1->GetXaxis()->SetTitle(\"Deg\");\n",
"\n",
"float myRand;\n",
"for (int i = 0; i < 360; i += 10) {\n",
" for (int j = 0; j < 100; j++) {\n",
" myRand = rng->Gaus(sin(i * 3.14 / 180), 0.2);\n",
" h1->Fill(i, myRand);\n",
" }\n",
"}\n",
"\n",
"for (int i = 1; i < 7; i++) {\n",
" c1->cd(i);\n",
" TString title = TString::Format(\"CANDLEX%d\", i);\n",
" TH2I *myhist = (TH2I *)h1->DrawCopy(title);\n",
" myhist->SetTitle(title);\n",
"}\n",
"\n",
"TCanvas *c2 = new TCanvas(\"c2\", \"Violin Presets\", 800, 300);\n",
"c2->Divide(2, 1);\n",
"\n",
"for (int i = 1; i < 3; i++) {\n",
" c2->cd(i);\n",
" TString title = TString::Format(\"VIOLINX%d\", i);\n",
" TH2I *myhist = (TH2I *)h1->DrawCopy(title);\n",
" myhist->SetFillColor(kGray + 2);\n",
"}\n",
"\n",
"TCanvas *c3 = new TCanvas(\"c3\", \"Playing with candle and violin-options\", 800, 600);\n",
"c3->Divide(3, 2);\n",
"TString myopt[6] = {\"1000000\", \"2000000\", \"3000000\", \"1112111\", \"112111\", \"112111\"};\n",
"for (int i = 0; i < 6; i++) {\n",
" c3->cd(i + 1);\n",
" TString title = TString::Format(\"candlex(%s)\", myopt[i].Data());\n",
" TH2I *myhist = (TH2I *)h1->DrawCopy(title);\n",
" myhist->SetFillColor(kYellow);\n",
" if (i == 4) {\n",
" TH2I *myhist2 = (TH2I *)h1->DrawCopy(\"candlex(1000000) same\");\n",
" myhist2->SetFillColor(kRed);\n",
" }\n",
" if (i == 5) {\n",
" myhist->SetBarWidth(0.2);\n",
" myhist->SetBarOffset(0.25);\n",
" TH2I *myhist2 = (TH2I *)h1->DrawCopy(\"candlex(2000000) same\");\n",
" myhist2->SetFillColor(kRed);\n",
" myhist2->SetBarWidth(0.6);\n",
" myhist2->SetBarOffset(-0.5);\n",
" }\n",
" myhist->SetTitle(title);\n",
"}"
]
},
{
"cell_type": "markdown",
"id": "f5edb618",
"metadata": {},
"source": [
"Draw all canvases "
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "33057f4e",
"metadata": {
"collapsed": false,
"execution": {
"iopub.execute_input": "2026-05-19T20:13:01.443125Z",
"iopub.status.busy": "2026-05-19T20:13:01.443006Z",
"iopub.status.idle": "2026-05-19T20:13:01.660551Z",
"shell.execute_reply": "2026-05-19T20:13:01.659863Z"
}
},
"outputs": [
{
"data": {
"text/html": [
"\n",
"\n",
"\n",
"
\n",
"\n",
"\n",
"\n"
],
"text/plain": [
""
]
},
"metadata": {},
"output_type": "display_data"
},
{
"data": {
"text/html": [
"\n",
"\n",
"\n",
"
\n",
"\n",
"\n",
"\n"
],
"text/plain": [
""
]
},
"metadata": {},
"output_type": "display_data"
},
{
"data": {
"text/html": [
"\n",
"\n",
"\n",
"
\n",
"\n",
"\n",
"\n"
],
"text/plain": [
""
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"gROOT->GetListOfCanvases()->Draw()"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "ROOT C++",
"language": "c++",
"name": "root"
},
"language_info": {
"codemirror_mode": "text/x-c++src",
"file_extension": ".C",
"mimetype": " text/x-c++src",
"name": "c++"
}
},
"nbformat": 4,
"nbformat_minor": 5
}