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Diffstat (limited to 'src/Witness_complex/example/output_tikz.h')
| -rw-r--r-- | src/Witness_complex/example/output_tikz.h | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/Witness_complex/example/output_tikz.h b/src/Witness_complex/example/output_tikz.h deleted file mode 100644 index 281c65b7..00000000 --- a/src/Witness_complex/example/output_tikz.h +++ /dev/null @@ -1,178 +0,0 @@ -#ifndef OUTPUT_TIKZ_H -#define OUTPUT_TIKZ_H - -#include <vector> -#include <string> -#include <algorithm> -#include <fstream> -#include <cmath> - -typedef double FT; - - -//////////////////AUX///////////////////// - -void write_preamble(std::ofstream& ofs) -{ - ofs << "\\documentclass{standalone}\n" - << "\\usepackage{tikz}\n\n" - << "\\begin{document}\n" - << "\\begin{tikzpicture}\n"; -} - -void write_end(std::ofstream& ofs) -{ - ofs << "\\end{tikzpicture}\n" - << "\\end{document}"; -} - - -/////////////////MAIN////////////////////// - -void write_tikz_plot(std::vector<FT> data, std::string filename) -{ - int n = data.size(); - FT vmax = *(std::max_element(data.begin(), data.end())); - //std::cout << std::log10(vmax) << " " << std::floor(std::log10(vmax)); - - FT order10 = pow(10,std::floor(std::log10(vmax))); - int digit = std::floor( vmax / order10) + 1; - if (digit == 4 || digit == 6) digit = 5; - if (digit > 6) digit = 10; - FT plot_max = digit*order10; - std::cout << plot_max << " " << vmax; - FT hstep = 10.0/(n-1); - FT wstep = 10.0 / plot_max; - - std::cout << "(eps_max-eps_min)/(N-48) = " << (vmax-*data.begin())/(data.size()-48) << "\n"; - std::ofstream ofs(filename, std::ofstream::out); - - ofs << - "\\documentclass{standalone}\n" << - "\\usepackage[utf8]{inputenc}\n" << - "\\usepackage{amsmath}\n" << - "\\usepackage{tikz}\n\n" << - "\\begin{document}\n" << - "\\begin{tikzpicture}\n"; - - ofs << "\\draw[->] (0,0) -- (0,11);" << std::endl << - "\\draw[->] (0,0) -- (11,0);" << std::endl << - "\\foreach \\i in {1,...,10}" << std::endl << - "\\draw (0,\\i) -- (-0.05,\\i);" << std::endl << - "\\foreach \\i in {1,...,10}" << std::endl << - "\\draw (\\i,0) -- (\\i,-0.05);" << std::endl << std::endl << - - "\\foreach \\i in {1,...,10}" << std::endl << - "\\draw[dashed] (-0.05,\\i) -- (11,\\i);" << std::endl << std::endl << - - "\\node at (-0.5,11) {$*$}; " << std::endl << - "\\node at (11,-0.5) {$*$}; " << std::endl << - "\\node at (-0.5,-0.5) {0}; " << std::endl << - "\\node at (-0.5,10) {" << plot_max << "}; " << std::endl << - "%\\node at (10,-0.5) {2}; " << std::endl; - - ofs << "\\draw[red] (0," << wstep*data[0] << ")"; - for (int i = 1; i < n; ++i) - ofs << " -- (" << hstep*i << "," << wstep*data[i] << ")"; - ofs << ";\n"; - - ofs << - "\\end{tikzpicture}\n" << - "\\end{document}"; - - ofs.close(); -} - - -// A little script to make a tikz histogram of epsilon distribution -// Returns the average epsilon -void write_histogram(std::vector<double> histo, std::string file_name = "histogram.tikz", std::string xaxis = "$\\epsilon/\\epsilon_{max}$", std::string yaxis = "$\\epsilon$", FT max_x = 1) -{ - int n = histo.size(); - - std::ofstream ofs (file_name, std::ofstream::out); - FT barwidth = 20.0/n; - FT max_value = *(std::max_element(histo.begin(), histo.end())); - std::cout << max_value << std::endl; - FT ten_power = pow(10, ceil(log10(max_value))); - FT max_histo = ten_power; - if (max_value/ten_power > 1) { - if (max_value/ten_power < 2) - max_histo = 0.2*ten_power; - else if (max_value/ten_power < 5) - max_histo = 0.5*ten_power; - } - std::cout << ceil(log10(max_value)) << std::endl << max_histo << std::endl; - FT unitht = max_histo/10.0; - write_preamble(ofs); - - ofs << "\\draw[->] (0,0) -- (0,11);\n" << - "\\draw[->] (0,0) -- (21,0);\n" << - "\\foreach \\i in {1,...,10}\n" << - "\\draw (0,\\i) -- (-0.1,\\i);\n" << - "\\foreach \\i in {1,...,20}\n" << - "\\draw (\\i,0) -- (\\i,-0.1);\n" << - - "\\node at (-1,11) {" << yaxis << "};\n" << - "\\node at (22,-1) {" << xaxis << "};\n" << - "\\node at (-0.5,-0.5) {0};\n" << - "\\node at (-0.5,10) {" << max_histo << "};\n" << - "\\node at (20,-0.5) {" << max_x << "};\n"; - - for (int i = 0; i < n; ++i) - ofs << "\\draw (" << barwidth*i << "," << histo[i]/unitht << ") -- (" - << barwidth*(i+1) << "," << histo[i]/unitht << ") -- (" - << barwidth*(i+1) << ",0) -- (" << barwidth*i << ",0) -- cycle;\n"; - - write_end(ofs); - ofs.close(); -} - -struct Pers_interval { - double alpha_start, alpha_end; - int dim; - Pers_interval(double alpha_start_, double alpha_end_, int dim_) - : alpha_start(alpha_start_), alpha_end(alpha_end_), dim(dim_) - {} -}; - -void write_barcodes(std::string in_file, double alpha2, std::string out_file = "barcodes.tikz.tex") -{ - std::ifstream ifs(in_file, std::ios::in); - std::string line; - std::vector<Pers_interval> pers_intervals; - while (getline(ifs, line)) { - int p, dim; - double alpha_start, alpha_end; - std::istringstream iss(line); - iss >> p >> dim >> alpha_start >> alpha_end; - if (alpha_start != alpha_end) { - if (alpha_end < alpha_start) - alpha_end = alpha2; - pers_intervals.push_back(Pers_interval(alpha_start, alpha_end, dim)); - } - } - ifs.close(); - std::ofstream ofs (out_file, std::ofstream::out); - write_preamble(ofs); - double barwidth = 0.01; - int i = 0; - for (auto interval: pers_intervals) { - std::string color = "black"; - switch (interval.dim) { - case 0: color = "orange"; break; - case 1: color = "red"; break; - case 2: color = "blue"; break; - case 3: color = "green"; break; - case 4: color = "yellow"; break; - default: color = "orange"; break; - } - ofs << "\\fill[" << color << "] (" << interval.alpha_start << "," << barwidth*i << ") rectangle (" - << interval.alpha_end << "," << barwidth*(i+1) <<");\n"; - i++; - } - write_end(ofs); - ofs.close(); -} - -#endif |