units.hpp

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#pragma once
 
#include <cinttypes>
 
#define GIGA_DISPLAY_W_PX 480
#define GIGA_DISPLAY_H_PX 800
#define GIGA_DISPLAY_PPI 235.000580145
 
#ifndef PI
#define PI 3.141592653589
#endif
 
constexpr uint16_t operator""_px(long double pixels) {
    return pixels;
}
 
constexpr uint16_t operator""_px(unsigned long long pixels) {
    return pixels;
}
 
constexpr uint16_t operator""_mm(long double millimeters) {
    return millimeters * GIGA_DISPLAY_PPI / 254;
}
 
constexpr uint16_t operator""_mm(unsigned long long millimeters) {
    return millimeters * GIGA_DISPLAY_PPI / 254;
}
 
constexpr uint16_t operator""_cm(long double centimeters) {
    return centimeters * GIGA_DISPLAY_PPI / 2.54;
}
 
constexpr uint16_t operator""_cm(unsigned long long centimeters) {
    return centimeters * GIGA_DISPLAY_PPI / 2.54;
}
 
constexpr uint16_t operator""_in(long double inches) {
    return inches * GIGA_DISPLAY_PPI;
}
 
constexpr uint16_t operator""_in(unsigned long long inches) {
    return inches * GIGA_DISPLAY_PPI;
}
 
uint16_t operator""_vw(long double view_width_percent);
 
uint16_t operator""_vw(unsigned long long view_width_percent);
 
uint16_t operator""_vh(long double view_height_percent);
 
uint16_t operator""_vh(unsigned long long view_height_percent);
 
constexpr uint16_t operator""_pt(long double points) {
    // 1 point = 1/72 inch
    return points * GIGA_DISPLAY_PPI / 72;
}
 
constexpr uint16_t operator""_pt(unsigned long long points) {
    // 1 point = 1/72 inch
    return points * GIGA_DISPLAY_PPI / 72;
}
 
constexpr long double operator""_deg(long double degrees) {
    return PI * degrees / 180.0;
}
 
constexpr long double operator""_deg(unsigned long long degrees) {
    return PI * degrees / 180.0;
}
 
constexpr long double operator""_rad(long double radians) {
    return radians;
}
 
constexpr long double operator""_rad(unsigned long long radians) {
    return radians;
}
 
constexpr unsigned long operator""_ms(unsigned long long time) {
    return time;
}
 
constexpr unsigned long operator""_sec(unsigned long long time) {
    return time * 1000;
}
 
constexpr unsigned long operator""_sec(long double time) {
    return time * 1000;
}
 
constexpr unsigned long operator""_min(unsigned long long time) {
    return time * 1000 * 60;
}
 
constexpr unsigned long operator""_min(long double time) {
    return time * 1000 * 60;
}
 
constexpr unsigned long operator""_hr(unsigned long long time) {
    return time * 1000 * 60 * 60;
}
 
constexpr unsigned long operator""_hr(long double time) {
    return time * 1000 * 60 * 60;
}