57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
#pragma once
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#include "stdint.h"
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namespace math {
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template<typename T>
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struct raw_math {
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constexpr T operator-() const {
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return T{.raw = static_cast<decltype(T::raw)>(-(static_cast<const T&>(*this).raw))};
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}
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constexpr T operator+(const T& obj) const {
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return T{.raw = static_cast<const T&>(*this).raw + obj.raw};
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}
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constexpr T operator-(const T& b) const {}
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constexpr T& operator+=(const T& obj) {
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static_cast<T&>(*this).raw += obj.raw;
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return static_cast<T&>(*this);
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}
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constexpr T& operator-=(const T& obj) {
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static_cast<T&>(*this).raw -= obj.raw;
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return static_cast<T&>(*this);
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}
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};
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}
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struct deg_t : public math::raw_math<deg_t> {
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static constexpr auto full_circle = 32768;
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static constexpr auto one_degree = full_circle/360;
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static constexpr auto one_tenth_degree = full_circle/3600;
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int16_t raw;
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static constexpr deg_t zero() {
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return deg_t{.raw = 0};
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}
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static constexpr deg_t from_degree(int32_t deg) {
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return deg_t{.raw = static_cast<int16_t>(deg*one_degree)};
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}
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static constexpr deg_t from_tenth_degree(int32_t deg10) {
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return deg_t{.raw = static_cast<int16_t>(deg10*one_tenth_degree)};
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}
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};
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static constexpr deg_t operator""_deg(long double degree) {
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return deg_t::from_tenth_degree((degree*10.0));
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}
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using sin_t = int32_t;
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using cos_t = int32_t;
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sin_t sin(deg_t value);
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cos_t cos(deg_t value); |