mirror of
https://github.com/BlackMATov/vmath.hpp.git
synced 2025-12-15 12:39:47 +07:00
101 lines
3.3 KiB
C++
101 lines
3.3 KiB
C++
/*******************************************************************************
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* This file is part of the "https://github.com/blackmatov/vmath.hpp"
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* For conditions of distribution and use, see copyright notice in LICENSE.md
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* Copyright (C) 2020, by Matvey Cherevko (blackmatov@gmail.com)
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******************************************************************************/
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#include <vmath.hpp/vmath_vec.hpp>
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#include <vmath.hpp/vmath_vec_fun.hpp>
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#include <limits>
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namespace vmath_tests
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{
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using namespace vmath_hpp;
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template < typename T >
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inline constexpr T epsilon = std::numeric_limits<T>::epsilon() * 100;
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template < typename T >
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struct approx {
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T value;
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explicit constexpr approx(T v) : value(v) {}
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friend constexpr bool operator==(const T& l, const approx& r) {
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return equal_to(l, r.value, epsilon<T>);
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}
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};
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template < typename T >
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struct approx2 {
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vec<T, 2> value;
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constexpr explicit approx2(T v) : value(v) {}
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constexpr explicit approx2(T x, T y) : value(x, y) {}
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constexpr explicit approx2(const vec<T, 2>& v) : value(v) {}
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friend constexpr bool operator==(const vec<T, 2>& l, const approx2& r) {
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return all(equal_to(l, r.value, epsilon<T>));
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}
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};
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template < typename T >
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struct approx3 {
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vec<T, 3> value;
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constexpr explicit approx3(T v) : value(v) {}
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constexpr explicit approx3(T x, T y, T z) : value(x, y, z) {}
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constexpr explicit approx3(const vec<T, 3>& v) : value(v) {}
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friend constexpr bool operator==(const vec<T, 3>& l, const approx3& r) {
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return all(equal_to(l, r.value, epsilon<T>));
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}
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};
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template < typename T >
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struct approx4 {
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vec<T, 4> value;
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constexpr explicit approx4(T v) : value(v) {}
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constexpr explicit approx4(T x, T y, T z, T w) : value(x, y, z, w) {}
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constexpr explicit approx4(const vec<T, 4>& v) : value(v) {}
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friend constexpr bool operator==(const vec<T, 4>& l, const approx4& r) {
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return all(equal_to(l, r.value, epsilon<T>));
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}
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};
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template < typename T >
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struct approx2x2 {
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mat<T, 2> value;
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constexpr explicit approx2x2(const mat<T, 2>& v) : value(v) {}
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friend constexpr bool operator==(const mat<T, 2>& l, const approx2x2& r) {
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return l[0] == approx2(r.value[0])
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&& l[1] == approx2(r.value[1]);
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}
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};
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template < typename T >
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struct approx3x3 {
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mat<T, 3> value;
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constexpr explicit approx3x3(const mat<T, 3>& v) : value(v) {}
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friend constexpr bool operator==(const mat<T, 3>& l, const approx3x3& r) {
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return l[0] == approx3(r.value[0])
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&& l[1] == approx3(r.value[1])
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&& l[2] == approx3(r.value[2]);
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}
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};
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template < typename T >
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struct approx4x4 {
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mat<T, 4> value;
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constexpr explicit approx4x4(const mat<T, 4>& v) : value(v) {}
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friend constexpr bool operator==(const mat<T, 4>& l, const approx4x4& r) {
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return l[0] == approx4(r.value[0])
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&& l[1] == approx4(r.value[1])
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&& l[2] == approx4(r.value[2])
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&& l[3] == approx4(r.value[3]);
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}
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};
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}
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