Added touched up code from work.
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DWW
commit
1a5e051920
218
main.cpp
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218
main.cpp
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#include <iostream>
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#include <fstream>
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#include <cmath>
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#include <bitset>
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#include <string>
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#include <stdio.h>
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#include <getopt.h>
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using namespace std;
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#define SECTION_COUNT 6
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#define LAYERS 4
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#define OUTLINE 1
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typedef struct point
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{
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double x;
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double y;
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} point;
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void add_hex(char *data, ofstream& file, double height,
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int layer_order[4], int x_count = 0, int y_count = 0)
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{
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point pts[LAYERS + 1][SECTION_COUNT];
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point center;
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double layer_mod[LAYERS + 1] = {1.0, 0.9, 0.5, 0.4, 0.0};
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double section_rad[SECTION_COUNT] = {90, 30, 330, 270, 210, 150};
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double offset;
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int layer;
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int section;
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bitset<LAYERS * SECTION_COUNT> bits;
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if (NULL == data)
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{
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return;
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}
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for (int i = 0; i < LAYERS * SECTION_COUNT / 8; ++i)
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{
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for (int j = 0; j < 8; ++j)
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{
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bits[i * 8 + j] = data[i] & (0x80 >> j);
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}
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}
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offset = height * 1.1;
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center.x = height / 2;
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center.y = height / 2;
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center.x += offset * x_count;
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center.y += offset * y_count;
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// Calculate Points
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for (layer = 0; layer < LAYERS + 1; ++layer)
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{
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for (section = 0; section < SECTION_COUNT; ++section)
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{
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pts[layer][section].x = cos(section_rad[section] * M_PI / 180.0) *
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layer_mod[layer] * height / 2 + center.x;
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pts[layer][section].y = -sin(section_rad[section] * M_PI / 180.0) *
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layer_mod[layer] * height / 2 + center.y;
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}
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}
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#if OUTLINE
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// Draw Outline
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file <<
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"\t<g id=\"hex\" fill=\"none\" stroke=\"#000000\" stroke-width=\"" <<
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height / 100 << "\">" << endl;
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for (layer = 0; layer < LAYERS; ++layer)
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{
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file << "\t\t<path d=\"M " << pts[layer][0].x << " " << pts[layer][0].y;
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for (section = 1; section < SECTION_COUNT; ++section)
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{
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file << " L " << pts[layer][section].x <<
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" " << pts[layer][section].y;
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}
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file << " Z\"/>" << endl;
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}
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for (section = 0; section < SECTION_COUNT / 2; ++section)
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{
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file << "\t\t<path d=\"M " << pts[0][section].x <<
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" " << pts[0][section].y <<
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" L " << pts[0][section + SECTION_COUNT / 2].x <<
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" " << pts[0][section + SECTION_COUNT / 2].y <<
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" Z\"/>" << endl;
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}
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file << "\t</g>" << endl;
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#endif
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// Fill Hexes
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file << "\t<g id=\"fill\">" << endl;
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for (section = 0; section < SECTION_COUNT; ++section)
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{
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for (int i = 0; i < LAYERS; ++i)
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{
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layer = layer_order[i];
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if (bits.test(section * LAYERS + i))
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{
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file << "\t\t<path d=\"" <<
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"M " << pts[layer][section].x <<
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" " << pts[layer][section].y <<
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" L " << pts[layer][(section + 1) % SECTION_COUNT].x <<
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" " << pts[layer][(section + 1) % SECTION_COUNT].y <<
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" L " << pts[layer + 1][(section + 1) % SECTION_COUNT].x <<
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" " << pts[layer + 1][(section + 1) % SECTION_COUNT].y <<
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" L " << pts[layer + 1][section].x <<
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" " << pts[layer + 1][section].y <<
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" Z\" fill=\"#000000\"/>" << endl;
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}
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}
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}
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file << "\t</g>" << endl;
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}
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void print_usage(const char *name)
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{
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printf("Usage: %s [options] <data>\n", name);
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printf("\t-o <output filename> (default - out.svg)\n");
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printf("\t-s <size> (default - 300)\n");
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printf("'data' must be at least 3 bytes in hex format.\n"
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"More than that will be ignored\n"
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"E.g. '97C1A3'\n");
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}
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int main(int argc, char **argv)
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{
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int order[4] = {1,3,0,2};
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double height = 300;
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char data[3] = {0, 0, 0};
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string data_str;
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string filename = "out.svg";
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ofstream file;
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const char optstr[] = "o:s:";
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int opt;
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// Parse arguments
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opt = getopt(argc, argv, optstr);
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while (opt != -1)
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{
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switch (opt)
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{
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case 'o':
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if (NULL == optarg)
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{
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printf("'o' requires a filename\n");
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return -1;
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}
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filename = optarg;
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break;
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case 's':
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if (NULL == optarg)
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{
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printf("'s' requires a size\n");
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return -1;
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}
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height = stod(optarg);
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break;
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case '?':
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print_usage(argv[0]);
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return 0;
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break;
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default:
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printf("Unknown parameter '%c'\n", opt);
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print_usage(argv[0]);
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return -1;
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break;
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}
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opt = getopt(argc, argv, optstr);
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}
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if (optind >= argc)
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{
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printf("Missing 'data'\n");
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print_usage(argv[0]);
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return -1;
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}
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// Parse data
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data_str = argv[optind];
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if (data_str.size() < 6)
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{
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printf("Not enough data\n");
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print_usage(argv[0]);
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return -1;
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}
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for (int i = 0; i < 3; ++i)
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{
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try
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{
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data[i] = stoi(data_str.substr(i * 2, 2), NULL, 16);
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}
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catch (exception &e)
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{
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printf("Bad data for byte %d\n", i);
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}
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}
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// Write file
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file.open(filename, ios_base::out);
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file << "<svg xmlns=\"http://www.w3.org/2000/svg\" " <<
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"xmlns:xlink=\"http://www.w3.org/1999/xlink\" " <<
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"width=\"100%\" height=\"100%\" " <<
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"viewBox=\"" << -height * 0.05 << " " << -height * 0.05 << " " <<
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height * 1.1 << " " << height * 1.1 << "\">" << endl;
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add_hex(data, file, height, order);
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file << "</svg>" << endl;
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file.close();
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return 0;
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}
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