utility.h

#ifndef UTILITY_H
#define UTILITY_H

#include <opencv2/opencv.hpp>
#include <vector>

#include "configurations.h"

#define PI 3.1415926
using std::make_pair;
using std::pair;
using std::string;
using std::vector;

namespace utility {
struct hsvVals {
  int hue, sat, val;
};
struct hsvRange {
  pair<hsvVals, hsvVals> colourRange;
  hsvVals &min;
  hsvVals &max;
  hsvRange(hsvVals min, hsvVals max) : colourRange{make_pair(min, max)}, min{colourRange.first}, max{colourRange.second} {}
};
const hsvVals MIN_HSV{0, 0, 0};
const hsvVals MAX_HSV{179, 255, 255};  // hue, saturation, value
const hsvRange GREEN_HSV(hsvVals{46, 37, 83}, hsvVals{70, 119, 255});  // Green marker
const hsvRange BLUE_HSV(hsvVals{83, 74, 15}, hsvVals{133, 182, 242});  // Blue marker
const hsvRange GREEN_HL_HSV(hsvVals{49, 58, 0}, hsvVals{77, 132, 255});  // Green Highlighter
const hsvRange YELLOW_HL_HSV( hsvVals{23, 74, 177}, hsvVals{56, 127, 255});  // Yellow Highlighter
const hsvRange RED_PEN_HSV(hsvVals{0, 137, 184}, hsvVals{22, 173, 212});  // Red Pen
const hsvRange BLUE_PEN_HSV(hsvVals{36, 43, 56}, hsvVals{132, 158, 188});  // Blue Pen
const hsvRange BLACK_MARKER_HSV(hsvVals{0, 58, 0}, hsvVals{36, 148, 28});  // Blue Pen
const vector<hsvRange> hsvColours{GREEN_HL_HSV, YELLOW_HL_HSV};

const vector<cv::Vec3b> COLOUR_LIST{{255, 0, 0},   {0, 0, 255},
                                    {0, 255, 0},   {255, 255, 0},
                                    {255, 0, 255}, {0, 255, 255}};

using configs::IMAGE_PATH;
using configs::OPENCV4_PATH;

void showImg(const cv::Mat &, string title = "Image", bool = true);
void showImgWait(const cv::Mat &, string title = "Image");
void createHSVTrackbars(hsvVals &, hsvVals &);

bool inBetween(cv::Point, cv::Point, cv::Point);
bool inColourRange(cv::Vec3b, cv::Vec3b, cv::Vec3b);

enum DEBUG_LEVEL {DEBUG_ZERO = 0, DEBUG_ONE, DEBUG_TWO, DEBUG_THREE};
}  // namespace utility

#endif