#include "TridHistoGLFrame.h"#include "TridPage.h"#include "TridSketches.h"#include "TridOpenGLGlobal.h"#include "TridControl.h"#include "TROOT.h"#include "TGX11.h"#include "TVirtualX.h"#include "KeySymbols.h"#include <GL/gl.h>#include <GL/glx.h>#include <GL/glu.h>#include "glf.h"#include <cassert>#include <iostream>#include <cmath>Go to the source code of this file.
Functions | |
| double | GetGoodTickWidth (double min, double max, double maxticks, char *format) |
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Definition at line 176 of file TridHistoGLFrame.cxx. Referenced by TridHistoGLFrame::DrawObjects(). 00177 {
00178 double dumbTickWidth = (max-min)/maxticks;
00179 //cout << "Dumb width " << dumbTickWidth << endl;
00180 double thelog = log10(dumbTickWidth);
00181 double multiplier = pow(10,floor(thelog));
00182 double abcissa = pow(10,thelog)/multiplier; // Gives a number between 1 and 9.999
00183 double goodTickWidth;
00184 //if(abcissa<3.0) {
00185 // goodTickWidth = 1.0*multiplier;
00186 //} else if(abcissa>3.0 && abcissa<7.0) {
00187 int sigfigs = 1;
00188 if(abcissa<3.0) {
00189 goodTickWidth = 2.5*multiplier;
00190 sigfigs = 2;
00191 } else if(abcissa<7.0) {
00192 goodTickWidth = 5.0*multiplier;
00193 } else {
00194 goodTickWidth = 10.0 * multiplier;
00195 }
00196
00197 double extreme = fabs(max);
00198 if(fabs(min)>fabs(max)) extreme = fabs(min);
00199 if(format) {
00200 if(extreme>10000) strcpy(format,"%1.1e");
00201 else if(extreme>10) strcpy(format,"%1.1f");
00202 else if(extreme>1) strcpy(format,"%1.1f");
00203 else if(extreme>0.001) strcpy(format,"%g");
00204 else strcpy(format,"%1.1e");
00205 }
00206 //cout << "Good width " << goodTickWidth << endl;
00207 return goodTickWidth;
00208 }
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1.3.9.1