716 lines
28 KiB
C++
716 lines
28 KiB
C++
|
#pragma once
|
||
|
|
|
||
|
|
#include<string>
|
||
|
|
#include <cmath>
|
||
|
|
#include <algorithm>
|
||
|
|
|
||
|
|
namespace gz {
|
||
|
|
/**
|
||
|
|
* @brief Class containing 2 numbers
|
||
|
|
*/
|
||
|
|
template<typename T>
|
||
|
|
class vec2 {
|
||
|
|
public:
|
||
|
|
// Constructors
|
||
|
|
/// Default constructor
|
||
|
|
vec2() : x(0), y(0) {};
|
||
|
|
/// Create a vec2 from n n
|
||
|
|
template<typename N0, typename N1>
|
||
|
|
vec2(N0 n0, N1 n1) : x(static_cast<T>(n0)), y(static_cast<T>(n1)) {};
|
||
|
|
/// Create a vec2 from vec2
|
||
|
|
template<typename V0>
|
||
|
|
vec2(const vec2<V0>& v0) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)) {};
|
||
|
|
// Values
|
||
|
|
T x;
|
||
|
|
T y;
|
||
|
|
// Assignment
|
||
|
|
/// component-wise assignment
|
||
|
|
template<typename V>
|
||
|
|
void operator=(const vec2<V>& other) {
|
||
|
|
x = static_cast<T>(other.x);
|
||
|
|
y = static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
|
||
|
|
template<typename N>
|
||
|
|
void operator=(const N& other) {
|
||
|
|
x = static_cast<T>(other);
|
||
|
|
y = static_cast<T>(other);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Arithmetic
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise +
|
||
|
|
template<typename V>
|
||
|
|
vec2<T> operator+(const vec2<V>& other) const { return vec2<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename V>
|
||
|
|
vec2<T> operator-(const vec2<V>& other) const { return vec2<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename V>
|
||
|
|
vec2<T> operator*(const vec2<V>& other) const { return vec2<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename V>
|
||
|
|
vec2<T> operator/(const vec2<V>& other) const { return vec2<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename V>
|
||
|
|
vec2<T> operator%(const vec2<V>& other) const { return vec2<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename V>
|
||
|
|
void operator+=(const vec2<V>& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename V>
|
||
|
|
void operator-=(const vec2<V>& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename V>
|
||
|
|
void operator*=(const vec2<V>& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename V>
|
||
|
|
void operator/=(const vec2<V>& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename V>
|
||
|
|
void operator%=(const vec2<V>& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise +
|
||
|
|
template<typename N>
|
||
|
|
vec2<T> operator+(const N& other) const { return vec2<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename N>
|
||
|
|
vec2<T> operator-(const N& other) const { return vec2<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename N>
|
||
|
|
vec2<T> operator*(const N& other) const { return vec2<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename N>
|
||
|
|
vec2<T> operator/(const N& other) const { return vec2<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename N>
|
||
|
|
vec2<T> operator%(const N& other) const { return vec2<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename N>
|
||
|
|
void operator+=(const N& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename N>
|
||
|
|
void operator-=(const N& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename N>
|
||
|
|
void operator*=(const N& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename N>
|
||
|
|
void operator/=(const N& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename N>
|
||
|
|
void operator%=(const N& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Comparison
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const vec2<N>& other) const { return x == other.x and y == other.y; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const vec2<N>& other) const { return x < other.x and y < other.y; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const vec2<N>& other) const { return x > other.x and y > other.y; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const vec2<N>& other) const { return x == other.x and y == other.y; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const vec2<N>& other) const { return x > other.x and y > other.y; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const vec2<N>& other) const { return x < other.x and y < other.y; };
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const N& other) const { return x == other.x and y == other.y; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const N& other) const { return x < other.x and y < other.y; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const N& other) const { return x > other.x and y > other.y; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const N& other) const { return x == other.x and y == other.y; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const N& other) const { return x > other.x and y > other.y; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const N& other) const { return x < other.x and y < other.y; };
|
||
|
|
// Functional
|
||
|
|
/// Returns the absolute value of the vector
|
||
|
|
inline float abs() const { return std::sqrt(static_cast<float>(x * x) + static_cast<float>(y * y)); };/// Returns x/y
|
||
|
|
inline float ratio() const { return static_cast<float>(x) / y; };/// Returns y/x
|
||
|
|
inline float inverseRatio() const { return static_cast<float>(y) / x; };/// Returns the min of the components
|
||
|
|
inline T min() const { return std::min_element(cbegin(), cend()); };
|
||
|
|
/// Returns the max of the components
|
||
|
|
inline T max() const { return std::max_element(cbegin(), cend()); };
|
||
|
|
/// Scalar product
|
||
|
|
template<typename V>
|
||
|
|
inline vec2<T> dot(const vec2<V>& other) { return vec2<T>(x * static_cast<T>(other.x) + y * static_cast<T>(other.y)); };
|
||
|
|
// Utility
|
||
|
|
std::string to_string() const { return "(" + std::to_string(x) + ", " + std::to_string(y) + ")"; };
|
||
|
|
struct Iterator {
|
||
|
|
public:
|
||
|
|
using value_type = T;
|
||
|
|
Iterator() : ptr(nullptr) {};
|
||
|
|
Iterator(T* ptr) : ptr(ptr) {};
|
||
|
|
T& operator*() { return *ptr; };
|
||
|
|
Iterator& operator=(const Iterator& other) {
|
||
|
|
ptr = other.ptr;
|
||
|
|
return *this;
|
||
|
|
};
|
||
|
|
Iterator& operator++() { ptr += sizeof(T); return *this; };
|
||
|
|
Iterator operator++(int) { auto copy = *this; ptr += sizeof(T); return copy; };
|
||
|
|
friend int operator-(Iterator lhs, Iterator rhs) {
|
||
|
|
return lhs.ptr - rhs.ptr;
|
||
|
|
};
|
||
|
|
bool operator==(const Iterator& other) const { return ptr == other.ptr; };
|
||
|
|
// bool operator!=(const Iterator& other) const { return ptr != other.ptr; };
|
||
|
|
private:
|
||
|
|
T* ptr;
|
||
|
|
};
|
||
|
|
const Iterator cbegin() const { return Iterator(&x); };
|
||
|
|
const Iterator cend() const { return Iterator(&y); };
|
||
|
|
const Iterator begin() const { return Iterator(&x); };
|
||
|
|
const Iterator end() const { return Iterator(&y); };
|
||
|
|
|
||
|
|
}; // vec2
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Class containing 3 numbers
|
||
|
|
*/
|
||
|
|
template<typename T>
|
||
|
|
class vec3 {
|
||
|
|
public:
|
||
|
|
// Constructors
|
||
|
|
/// Default constructor
|
||
|
|
vec3() : x(0), y(0), z(0) {};
|
||
|
|
/// Create a vec3 from n n n
|
||
|
|
template<typename N0, typename N1, typename N2>
|
||
|
|
vec3(N0 n0, N1 n1, N2 n2) : x(static_cast<T>(n0)), y(static_cast<T>(n1)), z(static_cast<T>(n2)) {};
|
||
|
|
/// Create a vec3 from n vec2
|
||
|
|
template<typename N0, typename V0>
|
||
|
|
vec3(N0 n0, const vec2<V0>& v0) : x(static_cast<T>(n0)), y(static_cast<T>(v0.x)), z(static_cast<T>(v0.y)) {};
|
||
|
|
/// Create a vec3 from vec2 n
|
||
|
|
template<typename V0, typename N0>
|
||
|
|
vec3(const vec2<V0>& v0, N0 n0) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(n0)) {};
|
||
|
|
/// Create a vec3 from vec3
|
||
|
|
template<typename V0>
|
||
|
|
vec3(const vec3<V0>& v0) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(v0.z)) {};
|
||
|
|
// Values
|
||
|
|
T x;
|
||
|
|
T y;
|
||
|
|
T z;
|
||
|
|
// Assignment
|
||
|
|
/// component-wise assignment
|
||
|
|
template<typename V>
|
||
|
|
void operator=(const vec3<V>& other) {
|
||
|
|
x = static_cast<T>(other.x);
|
||
|
|
y = static_cast<T>(other.y);
|
||
|
|
z = static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
|
||
|
|
template<typename N>
|
||
|
|
void operator=(const N& other) {
|
||
|
|
x = static_cast<T>(other);
|
||
|
|
y = static_cast<T>(other);
|
||
|
|
z = static_cast<T>(other);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Arithmetic
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise +
|
||
|
|
template<typename V>
|
||
|
|
vec3<T> operator+(const vec3<V>& other) const { return vec3<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y), z + static_cast<T>(other.z)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename V>
|
||
|
|
vec3<T> operator-(const vec3<V>& other) const { return vec3<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y), z - static_cast<T>(other.z)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename V>
|
||
|
|
vec3<T> operator*(const vec3<V>& other) const { return vec3<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y), z * static_cast<T>(other.z)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename V>
|
||
|
|
vec3<T> operator/(const vec3<V>& other) const { return vec3<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y), z / static_cast<T>(other.z)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename V>
|
||
|
|
vec3<T> operator%(const vec3<V>& other) const { return vec3<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y), z % static_cast<T>(other.z)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename V>
|
||
|
|
void operator+=(const vec3<V>& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
z += static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename V>
|
||
|
|
void operator-=(const vec3<V>& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
z -= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename V>
|
||
|
|
void operator*=(const vec3<V>& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
z *= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename V>
|
||
|
|
void operator/=(const vec3<V>& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
z /= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename V>
|
||
|
|
void operator%=(const vec3<V>& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
z %= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise +
|
||
|
|
template<typename N>
|
||
|
|
vec3<T> operator+(const N& other) const { return vec3<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y), z + static_cast<T>(other.z)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename N>
|
||
|
|
vec3<T> operator-(const N& other) const { return vec3<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y), z - static_cast<T>(other.z)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename N>
|
||
|
|
vec3<T> operator*(const N& other) const { return vec3<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y), z * static_cast<T>(other.z)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename N>
|
||
|
|
vec3<T> operator/(const N& other) const { return vec3<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y), z / static_cast<T>(other.z)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename N>
|
||
|
|
vec3<T> operator%(const N& other) const { return vec3<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y), z % static_cast<T>(other.z)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename N>
|
||
|
|
void operator+=(const N& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
z += static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename N>
|
||
|
|
void operator-=(const N& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
z -= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename N>
|
||
|
|
void operator*=(const N& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
z *= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename N>
|
||
|
|
void operator/=(const N& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
z /= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename N>
|
||
|
|
void operator%=(const N& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
z %= static_cast<T>(other.z);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Comparison
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const vec3<N>& other) const { return x == other.x and y == other.y and z == other.z; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const vec3<N>& other) const { return x < other.x and y < other.y and z < other.z; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const vec3<N>& other) const { return x > other.x and y > other.y and z > other.z; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const vec3<N>& other) const { return x == other.x and y == other.y and z == other.z; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const vec3<N>& other) const { return x > other.x and y > other.y and z > other.z; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const vec3<N>& other) const { return x < other.x and y < other.y and z < other.z; };
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const N& other) const { return x == other.x and y == other.y and z == other.z; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const N& other) const { return x < other.x and y < other.y and z < other.z; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const N& other) const { return x > other.x and y > other.y and z > other.z; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const N& other) const { return x == other.x and y == other.y and z == other.z; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const N& other) const { return x > other.x and y > other.y and z > other.z; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const N& other) const { return x < other.x and y < other.y and z < other.z; };
|
||
|
|
// Functional
|
||
|
|
/// Returns the absolute value of the vector
|
||
|
|
inline float abs() const { return std::sqrt(static_cast<float>(x * x) + static_cast<float>(y * y) + static_cast<float>(z * z)); };/// Returns the min of the components
|
||
|
|
inline T min() const { return std::min_element(cbegin(), cend()); };
|
||
|
|
/// Returns the max of the components
|
||
|
|
inline T max() const { return std::max_element(cbegin(), cend()); };
|
||
|
|
/// Scalar product
|
||
|
|
template<typename V>
|
||
|
|
inline vec3<T> dot(const vec3<V>& other) { return vec3<T>(x * static_cast<T>(other.x) + y * static_cast<T>(other.y) + z * static_cast<T>(other.z)); };
|
||
|
|
// Utility
|
||
|
|
std::string to_string() const { return "(" + std::to_string(x) + ", " + std::to_string(y) + ", " + std::to_string(z) + ")"; };
|
||
|
|
struct Iterator {
|
||
|
|
public:
|
||
|
|
using value_type = T;
|
||
|
|
Iterator() : ptr(nullptr) {};
|
||
|
|
Iterator(T* ptr) : ptr(ptr) {};
|
||
|
|
T& operator*() { return *ptr; };
|
||
|
|
Iterator& operator=(const Iterator& other) {
|
||
|
|
ptr = other.ptr;
|
||
|
|
return *this;
|
||
|
|
};
|
||
|
|
Iterator& operator++() { ptr += sizeof(T); return *this; };
|
||
|
|
Iterator operator++(int) { auto copy = *this; ptr += sizeof(T); return copy; };
|
||
|
|
friend int operator-(Iterator lhs, Iterator rhs) {
|
||
|
|
return lhs.ptr - rhs.ptr;
|
||
|
|
};
|
||
|
|
bool operator==(const Iterator& other) const { return ptr == other.ptr; };
|
||
|
|
// bool operator!=(const Iterator& other) const { return ptr != other.ptr; };
|
||
|
|
private:
|
||
|
|
T* ptr;
|
||
|
|
};
|
||
|
|
const Iterator cbegin() const { return Iterator(&x); };
|
||
|
|
const Iterator cend() const { return Iterator(&z); };
|
||
|
|
const Iterator begin() const { return Iterator(&x); };
|
||
|
|
const Iterator end() const { return Iterator(&z); };
|
||
|
|
|
||
|
|
}; // vec3
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Class containing 4 numbers
|
||
|
|
*/
|
||
|
|
template<typename T>
|
||
|
|
class vec4 {
|
||
|
|
public:
|
||
|
|
// Constructors
|
||
|
|
/// Default constructor
|
||
|
|
vec4() : x(0), y(0), z(0), w(0) {};
|
||
|
|
/// Create a vec4 from n n n n
|
||
|
|
template<typename N0, typename N1, typename N2, typename N3>
|
||
|
|
vec4(N0 n0, N1 n1, N2 n2, N3 n3) : x(static_cast<T>(n0)), y(static_cast<T>(n1)), z(static_cast<T>(n2)), w(static_cast<T>(n3)) {};
|
||
|
|
/// Create a vec4 from n n vec2
|
||
|
|
template<typename N0, typename N1, typename V0>
|
||
|
|
vec4(N0 n0, N1 n1, const vec2<V0>& v0) : x(static_cast<T>(n0)), y(static_cast<T>(n1)), z(static_cast<T>(v0.x)), w(static_cast<T>(v0.y)) {};
|
||
|
|
/// Create a vec4 from n vec2 n
|
||
|
|
template<typename N0, typename V0, typename N1>
|
||
|
|
vec4(N0 n0, const vec2<V0>& v0, N1 n1) : x(static_cast<T>(n0)), y(static_cast<T>(v0.x)), z(static_cast<T>(v0.y)), w(static_cast<T>(n1)) {};
|
||
|
|
/// Create a vec4 from n vec3
|
||
|
|
template<typename N0, typename V0>
|
||
|
|
vec4(N0 n0, const vec3<V0>& v0) : x(static_cast<T>(n0)), y(static_cast<T>(v0.x)), z(static_cast<T>(v0.y)), w(static_cast<T>(v0.z)) {};
|
||
|
|
/// Create a vec4 from vec2 n n
|
||
|
|
template<typename V0, typename N0, typename N1>
|
||
|
|
vec4(const vec2<V0>& v0, N0 n0, N1 n1) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(n0)), w(static_cast<T>(n1)) {};
|
||
|
|
/// Create a vec4 from vec2 vec2
|
||
|
|
template<typename V0, typename V1>
|
||
|
|
vec4(const vec2<V0>& v0, const vec2<V1>& v1) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(v1.x)), w(static_cast<T>(v1.y)) {};
|
||
|
|
/// Create a vec4 from vec3 n
|
||
|
|
template<typename V0, typename N0>
|
||
|
|
vec4(const vec3<V0>& v0, N0 n0) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(v0.z)), w(static_cast<T>(n0)) {};
|
||
|
|
/// Create a vec4 from vec4
|
||
|
|
template<typename V0>
|
||
|
|
vec4(const vec4<V0>& v0) : x(static_cast<T>(v0.x)), y(static_cast<T>(v0.y)), z(static_cast<T>(v0.z)), w(static_cast<T>(v0.w)) {};
|
||
|
|
// Values
|
||
|
|
T x;
|
||
|
|
T y;
|
||
|
|
T z;
|
||
|
|
T w;
|
||
|
|
// Assignment
|
||
|
|
/// component-wise assignment
|
||
|
|
template<typename V>
|
||
|
|
void operator=(const vec4<V>& other) {
|
||
|
|
x = static_cast<T>(other.x);
|
||
|
|
y = static_cast<T>(other.y);
|
||
|
|
z = static_cast<T>(other.z);
|
||
|
|
w = static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
|
||
|
|
template<typename N>
|
||
|
|
void operator=(const N& other) {
|
||
|
|
x = static_cast<T>(other);
|
||
|
|
y = static_cast<T>(other);
|
||
|
|
z = static_cast<T>(other);
|
||
|
|
w = static_cast<T>(other);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Arithmetic
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise +
|
||
|
|
template<typename V>
|
||
|
|
vec4<T> operator+(const vec4<V>& other) const { return vec4<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y), z + static_cast<T>(other.z), w + static_cast<T>(other.w)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename V>
|
||
|
|
vec4<T> operator-(const vec4<V>& other) const { return vec4<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y), z - static_cast<T>(other.z), w - static_cast<T>(other.w)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename V>
|
||
|
|
vec4<T> operator*(const vec4<V>& other) const { return vec4<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y), z * static_cast<T>(other.z), w * static_cast<T>(other.w)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename V>
|
||
|
|
vec4<T> operator/(const vec4<V>& other) const { return vec4<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y), z / static_cast<T>(other.z), w / static_cast<T>(other.w)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename V>
|
||
|
|
vec4<T> operator%(const vec4<V>& other) const { return vec4<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y), z % static_cast<T>(other.z), w % static_cast<T>(other.w)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename V>
|
||
|
|
void operator+=(const vec4<V>& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
z += static_cast<T>(other.z);
|
||
|
|
w += static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename V>
|
||
|
|
void operator-=(const vec4<V>& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
z -= static_cast<T>(other.z);
|
||
|
|
w -= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename V>
|
||
|
|
void operator*=(const vec4<V>& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
z *= static_cast<T>(other.z);
|
||
|
|
w *= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename V>
|
||
|
|
void operator/=(const vec4<V>& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
z /= static_cast<T>(other.z);
|
||
|
|
w /= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename V>
|
||
|
|
void operator%=(const vec4<V>& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
z %= static_cast<T>(other.z);
|
||
|
|
w %= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise +
|
||
|
|
template<typename N>
|
||
|
|
vec4<T> operator+(const N& other) const { return vec4<T>(x + static_cast<T>(other.x), y + static_cast<T>(other.y), z + static_cast<T>(other.z), w + static_cast<T>(other.w)); };
|
||
|
|
/// component-wise -
|
||
|
|
template<typename N>
|
||
|
|
vec4<T> operator-(const N& other) const { return vec4<T>(x - static_cast<T>(other.x), y - static_cast<T>(other.y), z - static_cast<T>(other.z), w - static_cast<T>(other.w)); };
|
||
|
|
/// component-wise *
|
||
|
|
template<typename N>
|
||
|
|
vec4<T> operator*(const N& other) const { return vec4<T>(x * static_cast<T>(other.x), y * static_cast<T>(other.y), z * static_cast<T>(other.z), w * static_cast<T>(other.w)); };
|
||
|
|
/// component-wise /
|
||
|
|
template<typename N>
|
||
|
|
vec4<T> operator/(const N& other) const { return vec4<T>(x / static_cast<T>(other.x), y / static_cast<T>(other.y), z / static_cast<T>(other.z), w / static_cast<T>(other.w)); };
|
||
|
|
/// component-wise %
|
||
|
|
template<typename N>
|
||
|
|
vec4<T> operator%(const N& other) const { return vec4<T>(x % static_cast<T>(other.x), y % static_cast<T>(other.y), z % static_cast<T>(other.z), w % static_cast<T>(other.w)); };
|
||
|
|
|
||
|
|
/// component-wise assignment+=
|
||
|
|
template<typename N>
|
||
|
|
void operator+=(const N& other) {
|
||
|
|
x += static_cast<T>(other.x);
|
||
|
|
y += static_cast<T>(other.y);
|
||
|
|
z += static_cast<T>(other.z);
|
||
|
|
w += static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment-=
|
||
|
|
template<typename N>
|
||
|
|
void operator-=(const N& other) {
|
||
|
|
x -= static_cast<T>(other.x);
|
||
|
|
y -= static_cast<T>(other.y);
|
||
|
|
z -= static_cast<T>(other.z);
|
||
|
|
w -= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment*=
|
||
|
|
template<typename N>
|
||
|
|
void operator*=(const N& other) {
|
||
|
|
x *= static_cast<T>(other.x);
|
||
|
|
y *= static_cast<T>(other.y);
|
||
|
|
z *= static_cast<T>(other.z);
|
||
|
|
w *= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment/=
|
||
|
|
template<typename N>
|
||
|
|
void operator/=(const N& other) {
|
||
|
|
x /= static_cast<T>(other.x);
|
||
|
|
y /= static_cast<T>(other.y);
|
||
|
|
z /= static_cast<T>(other.z);
|
||
|
|
w /= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
/// component-wise assignment%=
|
||
|
|
template<typename N>
|
||
|
|
void operator%=(const N& other) {
|
||
|
|
x %= static_cast<T>(other.x);
|
||
|
|
y %= static_cast<T>(other.y);
|
||
|
|
z %= static_cast<T>(other.z);
|
||
|
|
w %= static_cast<T>(other.w);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Comparison
|
||
|
|
// Vectorial
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const vec4<N>& other) const { return x == other.x and y == other.y and z == other.z and w == other.w; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const vec4<N>& other) const { return x < other.x and y < other.y and z < other.z and w < other.w; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const vec4<N>& other) const { return x > other.x and y > other.y and z > other.z and w > other.w; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const vec4<N>& other) const { return x == other.x and y == other.y and z == other.z and w == other.w; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const vec4<N>& other) const { return x > other.x and y > other.y and z > other.z and w > other.w; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const vec4<N>& other) const { return x < other.x and y < other.y and z < other.z and w < other.w; };
|
||
|
|
|
||
|
|
// Scalar
|
||
|
|
/// component-wise comparison == (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator==(const N& other) const { return x == other.x and y == other.y and z == other.z and w == other.w; };
|
||
|
|
/// component-wise comparison < (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<(const N& other) const { return x < other.x and y < other.y and z < other.z and w < other.w; };
|
||
|
|
/// component-wise comparison > (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>(const N& other) const { return x > other.x and y > other.y and z > other.z and w > other.w; };
|
||
|
|
|
||
|
|
/// component-wise comparison != (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator!=(const N& other) const { return x == other.x and y == other.y and z == other.z and w == other.w; };
|
||
|
|
/// component-wise comparison <= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator<=(const N& other) const { return x > other.x and y > other.y and z > other.z and w > other.w; };
|
||
|
|
/// component-wise comparison >= (and)
|
||
|
|
template<typename N>
|
||
|
|
bool operator>=(const N& other) const { return x < other.x and y < other.y and z < other.z and w < other.w; };
|
||
|
|
// Functional
|
||
|
|
/// Returns the absolute value of the vector
|
||
|
|
inline float abs() const { return std::sqrt(static_cast<float>(x * x) + static_cast<float>(y * y) + static_cast<float>(z * z) + static_cast<float>(w * w)); };/// Returns the min of the components
|
||
|
|
inline T min() const { return std::min_element(cbegin(), cend()); };
|
||
|
|
/// Returns the max of the components
|
||
|
|
inline T max() const { return std::max_element(cbegin(), cend()); };
|
||
|
|
/// Scalar product
|
||
|
|
template<typename V>
|
||
|
|
inline vec4<T> dot(const vec4<V>& other) { return vec4<T>(x * static_cast<T>(other.x) + y * static_cast<T>(other.y) + z * static_cast<T>(other.z) + w * static_cast<T>(other.w)); };
|
||
|
|
// Utility
|
||
|
|
std::string to_string() const { return "(" + std::to_string(x) + ", " + std::to_string(y) + ", " + std::to_string(z) + ", " + std::to_string(w) + ")"; };
|
||
|
|
struct Iterator {
|
||
|
|
public:
|
||
|
|
using value_type = T;
|
||
|
|
Iterator() : ptr(nullptr) {};
|
||
|
|
Iterator(T* ptr) : ptr(ptr) {};
|
||
|
|
T& operator*() { return *ptr; };
|
||
|
|
Iterator& operator=(const Iterator& other) {
|
||
|
|
ptr = other.ptr;
|
||
|
|
return *this;
|
||
|
|
};
|
||
|
|
Iterator& operator++() { ptr += sizeof(T); return *this; };
|
||
|
|
Iterator operator++(int) { auto copy = *this; ptr += sizeof(T); return copy; };
|
||
|
|
friend int operator-(Iterator lhs, Iterator rhs) {
|
||
|
|
return lhs.ptr - rhs.ptr;
|
||
|
|
};
|
||
|
|
bool operator==(const Iterator& other) const { return ptr == other.ptr; };
|
||
|
|
// bool operator!=(const Iterator& other) const { return ptr != other.ptr; };
|
||
|
|
private:
|
||
|
|
T* ptr;
|
||
|
|
};
|
||
|
|
const Iterator cbegin() const { return Iterator(&x); };
|
||
|
|
const Iterator cend() const { return Iterator(&w); };
|
||
|
|
const Iterator begin() const { return Iterator(&x); };
|
||
|
|
const Iterator end() const { return Iterator(&w); };
|
||
|
|
|
||
|
|
}; // vec4
|
||
|
|
|
||
|
|
using vec2f = vec2<float>;
|
||
|
|
using vec2d = vec2<double>;
|
||
|
|
using vec2i = vec2<int>;
|
||
|
|
using vec2u = vec2<unsigned int>;
|
||
|
|
|
||
|
|
using vec3f = vec3<float>;
|
||
|
|
using vec3d = vec3<double>;
|
||
|
|
using vec3i = vec3<int>;
|
||
|
|
using vec3u = vec3<unsigned int>;
|
||
|
|
|
||
|
|
using vec4f = vec4<float>;
|
||
|
|
using vec4d = vec4<double>;
|
||
|
|
using vec4i = vec4<int>;
|
||
|
|
using vec4u = vec4<unsigned int>;
|
||
|
|
|
||
|
|
} // namespace gz
|