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rpcs3/Utilities/geometry.h

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C
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2020-12-25 03:18:36 +01:00
#pragma once
#include <cmath>
template<typename T>
struct size2_base
{
T width, height;
constexpr size2_base() : width{}, height{}
{
}
constexpr size2_base(T width, T height) : width{ width }, height{ height }
{
}
constexpr size2_base operator -(const size2_base& rhs) const
{
return{ width - rhs.width, height - rhs.height };
}
constexpr size2_base operator -(T rhs) const
{
return{ width - rhs, height - rhs };
}
constexpr size2_base operator +(const size2_base& rhs) const
{
return{ width + rhs.width, height + rhs.height };
}
constexpr size2_base operator +(T rhs) const
{
return{ width + rhs, height + rhs };
}
constexpr size2_base operator /(const size2_base& rhs) const
{
return{ width / rhs.width, height / rhs.height };
}
constexpr size2_base operator /(T rhs) const
{
return{ width / rhs, height / rhs };
}
constexpr size2_base operator *(const size2_base& rhs) const
{
return{ width * rhs.width, height * rhs.height };
}
constexpr size2_base operator *(T rhs) const
{
return{ width * rhs, height * rhs };
}
size2_base& operator -=(const size2_base& rhs)
{
width -= rhs.width;
height -= rhs.height;
return *this;
}
size2_base& operator -=(T rhs)
{
width -= rhs;
height -= rhs;
return *this;
}
size2_base& operator +=(const size2_base& rhs)
{
width += rhs.width;
height += rhs.height;
return *this;
}
size2_base& operator +=(T rhs)
{
width += rhs;
height += rhs;
return *this;
}
size2_base& operator /=(const size2_base& rhs)
{
width /= rhs.width;
height /= rhs.height;
return *this;
}
size2_base& operator /=(T rhs)
{
width /= rhs;
height /= rhs;
return *this;
}
size2_base& operator *=(const size2_base& rhs)
{
width *= rhs.width;
height *= rhs.height;
return *this;
}
size2_base& operator *=(T rhs)
{
width *= rhs;
height *= rhs;
return *this;
}
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constexpr bool operator ==(const size2_base& rhs) const
{
return width == rhs.width && height == rhs.height;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator !=(const size2_base& rhs) const
{
return width != rhs.width || height != rhs.height;
}
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#endif
template<typename NT>
explicit constexpr operator size2_base<NT>() const
{
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return{ static_cast<NT>(width), static_cast<NT>(height) };
}
};
template<typename T>
struct position1_base
{
T x;
position1_base operator -(const position1_base& rhs) const
{
return{ x - rhs.x };
}
position1_base operator -(T rhs) const
{
return{ x - rhs };
}
position1_base operator +(const position1_base& rhs) const
{
return{ x + rhs.x };
}
position1_base operator +(T rhs) const
{
return{ x + rhs };
}
template<typename RhsT>
position1_base operator *(RhsT rhs) const
{
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return{ static_cast<T>(x * rhs) };
}
position1_base operator *(const position1_base& rhs) const
{
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return{ static_cast<T>(x * rhs.x) };
}
template<typename RhsT>
position1_base operator /(RhsT rhs) const
{
return{ x / rhs };
}
position1_base operator /(const position1_base& rhs) const
{
return{ x / rhs.x };
}
position1_base& operator -=(const position1_base& rhs)
{
x -= rhs.x;
return *this;
}
position1_base& operator -=(T rhs)
{
x -= rhs;
return *this;
}
position1_base& operator +=(const position1_base& rhs)
{
x += rhs.x;
return *this;
}
position1_base& operator +=(T rhs)
{
x += rhs;
return *this;
}
template<typename RhsT>
position1_base& operator *=(RhsT rhs) const
{
x *= rhs;
return *this;
}
position1_base& operator *=(const position1_base& rhs) const
{
x *= rhs.x;
return *this;
}
template<typename RhsT>
position1_base& operator /=(RhsT rhs) const
{
x /= rhs;
return *this;
}
position1_base& operator /=(const position1_base& rhs) const
{
x /= rhs.x;
return *this;
}
bool operator ==(const position1_base& rhs) const
{
return x == rhs.x;
}
bool operator ==(T rhs) const
{
return x == rhs;
}
#if __cpp_impl_three_way_comparison >= 201711
#else
bool operator !=(const position1_base& rhs) const
{
return !(*this == rhs);
}
bool operator !=(T rhs) const
{
return !(*this == rhs);
}
#endif
template<typename NT>
explicit operator position1_base<NT>() const
{
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return{ static_cast<NT>(x) };
}
double distance(const position1_base& to)
{
return abs(x - to.x);
}
};
template<typename T>
struct position2_base
{
T x, y;
constexpr position2_base() : x{}, y{}
{
}
constexpr position2_base(T x, T y) : x{ x }, y{ y }
{
}
constexpr bool operator >(const position2_base& rhs) const
{
return x > rhs.x && y > rhs.y;
}
constexpr bool operator >(T rhs) const
{
return x > rhs && y > rhs;
}
constexpr bool operator <(const position2_base& rhs) const
{
return x < rhs.x && y < rhs.y;
}
constexpr bool operator <(T rhs) const
{
return x < rhs && y < rhs;
}
constexpr bool operator >=(const position2_base& rhs) const
{
return x >= rhs.x && y >= rhs.y;
}
constexpr bool operator >=(T rhs) const
{
return x >= rhs && y >= rhs;
}
constexpr bool operator <=(const position2_base& rhs) const
{
return x <= rhs.x && y <= rhs.y;
}
constexpr bool operator <=(T rhs) const
{
return x <= rhs && y <= rhs;
}
constexpr position2_base operator -(const position2_base& rhs) const
{
return{ x - rhs.x, y - rhs.y };
}
constexpr position2_base operator -(T rhs) const
{
return{ x - rhs, y - rhs };
}
constexpr position2_base operator +(const position2_base& rhs) const
{
return{ x + rhs.x, y + rhs.y };
}
constexpr position2_base operator +(T rhs) const
{
return{ x + rhs, y + rhs };
}
template<typename RhsT>
constexpr position2_base operator *(RhsT rhs) const
{
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return{ static_cast<T>(x * rhs), static_cast<T>(y * rhs) };
}
constexpr position2_base operator *(const position2_base& rhs) const
{
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return{ static_cast<T>(x * rhs.x), static_cast<T>(y * rhs.y) };
}
template<typename RhsT>
constexpr position2_base operator /(RhsT rhs) const
{
return{ x / rhs, y / rhs };
}
constexpr position2_base operator /(const position2_base& rhs) const
{
return{ x / rhs.x, y / rhs.y };
}
constexpr position2_base operator /(const size2_base<T>& rhs) const
{
return{ x / rhs.width, y / rhs.height };
}
position2_base& operator -=(const position2_base& rhs)
{
x -= rhs.x;
y -= rhs.y;
return *this;
}
position2_base& operator -=(T rhs)
{
x -= rhs;
y -= rhs;
return *this;
}
position2_base& operator +=(const position2_base& rhs)
{
x += rhs.x;
y += rhs.y;
return *this;
}
position2_base& operator +=(T rhs)
{
x += rhs;
y += rhs;
return *this;
}
template<typename RhsT>
position2_base& operator *=(RhsT rhs)
{
x *= rhs;
y *= rhs;
return *this;
}
position2_base& operator *=(const position2_base& rhs)
{
x *= rhs.x;
y *= rhs.y;
return *this;
}
template<typename RhsT>
position2_base& operator /=(RhsT rhs)
{
x /= rhs;
y /= rhs;
return *this;
}
position2_base& operator /=(const position2_base& rhs)
{
x /= rhs.x;
y /= rhs.y;
return *this;
}
constexpr bool operator ==(const position2_base& rhs) const
{
return x == rhs.x && y == rhs.y;
}
constexpr bool operator ==(T rhs) const
{
return x == rhs && y == rhs;
}
#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator !=(const position2_base& rhs) const
{
return !(*this == rhs);
}
constexpr bool operator !=(T rhs) const
{
return !(*this == rhs);
}
#endif
template<typename NT>
explicit constexpr operator position2_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y) };
}
double distance(const position2_base& to) const
{
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return std::sqrt((x - to.x) * (x - to.x) + (y - to.y) * (y - to.y));
}
};
template<typename T>
struct position3_base
{
T x, y, z;
/*
position3_base() : x{}, y{}, z{}
{
}
position3_base(T x, T y, T z) : x{ x }, y{ y }, z{ z }
{
}
*/
position3_base operator -(const position3_base& rhs) const
{
return{ x - rhs.x, y - rhs.y, z - rhs.z };
}
position3_base operator -(T rhs) const
{
return{ x - rhs, y - rhs, z - rhs };
}
position3_base operator +(const position3_base& rhs) const
{
return{ x + rhs.x, y + rhs.y, z + rhs.z };
}
position3_base operator +(T rhs) const
{
return{ x + rhs, y + rhs, z + rhs };
}
position3_base& operator -=(const position3_base& rhs)
{
x -= rhs.x;
y -= rhs.y;
z -= rhs.z;
return *this;
}
position3_base& operator -=(T rhs)
{
x -= rhs;
y -= rhs;
z -= rhs;
return *this;
}
position3_base& operator +=(const position3_base& rhs)
{
x += rhs.x;
y += rhs.y;
z += rhs.z;
return *this;
}
position3_base& operator +=(T rhs)
{
x += rhs;
y += rhs;
z += rhs;
return *this;
}
bool operator ==(const position3_base& rhs) const
{
return x == rhs.x && y == rhs.y && z == rhs.z;
}
bool operator ==(T rhs) const
{
return x == rhs && y == rhs && z == rhs;
}
#if __cpp_impl_three_way_comparison >= 201711
#else
bool operator !=(const position3_base& rhs) const
{
return !(*this == rhs);
}
bool operator !=(T rhs) const
{
return !(*this == rhs);
}
#endif
template<typename NT>
explicit operator position3_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(z) };
}
};
template<typename T>
struct position4_base
{
T x, y, z, w;
constexpr position4_base() : x{}, y{}, z{}, w{}
{
}
constexpr position4_base(T x, T y = {}, T z = {}, T w = { T(1) }) : x{ x }, y{ y }, z{ z }, w{ w }
{
}
constexpr position4_base operator -(const position4_base& rhs) const
{
return{ x - rhs.x, y - rhs.y, z - rhs.z, w - rhs.w };
}
constexpr position4_base operator -(T rhs) const
{
return{ x - rhs, y - rhs, z - rhs, w - rhs };
}
constexpr position4_base operator +(const position4_base& rhs) const
{
return{ x + rhs.x, y + rhs.y, z + rhs.z, w + rhs.w };
}
constexpr position4_base operator +(T rhs) const
{
return{ x + rhs, y + rhs, z + rhs, w + rhs };
}
position4_base& operator -=(const position4_base& rhs)
{
x -= rhs.x;
y -= rhs.y;
z -= rhs.z;
w -= rhs.w;
return *this;
}
position4_base& operator -=(T rhs)
{
x -= rhs;
y -= rhs;
z -= rhs;
w -= rhs;
return *this;
}
position4_base& operator +=(const position4_base& rhs)
{
x += rhs.x;
y += rhs.y;
z += rhs.z;
w += rhs.w;
return *this;
}
position4_base& operator +=(T rhs)
{
x += rhs;
y += rhs;
z += rhs;
w += rhs;
return *this;
}
constexpr bool operator ==(const position4_base& rhs) const
{
return x == rhs.x && y == rhs.y && z == rhs.z && w == rhs.w;
}
constexpr bool operator ==(T rhs) const
{
return x == rhs && y == rhs && z == rhs && w == rhs;
}
#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator !=(const position4_base& rhs) const
{
return !(*this == rhs);
}
constexpr bool operator !=(T rhs) const
{
return !(*this == rhs);
}
#endif
template<typename NT>
explicit constexpr operator position4_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(z), static_cast<NT>(w) };
}
};
template<typename T>
using position_base = position2_base<T>;
template<typename T>
struct coord_base
{
union
{
position_base<T> position;
struct { T x, y; };
};
union
{
size2_base<T> size;
struct { T width, height; };
};
constexpr coord_base() : position{}, size{}
{
}
constexpr coord_base(const position_base<T>& position, const size2_base<T>& size)
: position{ position }, size{ size }
{
}
constexpr coord_base(T x, T y, T width, T height)
: x{ x }, y{ y }, width{ width }, height{ height }
{
}
constexpr bool test(const position_base<T>& position) const
{
if (position.x < x || position.x >= x + width)
return false;
if (position.y < y || position.y >= y + height)
return false;
return true;
}
constexpr bool operator == (const coord_base& rhs) const
{
return position == rhs.position && size == rhs.size;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const coord_base& rhs) const
{
return position != rhs.position || size != rhs.size;
}
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#endif
template<typename NT>
explicit constexpr operator coord_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(width), static_cast<NT>(height) };
}
};
template<typename T>
struct area_base
{
T x1, x2;
T y1, y2;
constexpr area_base() : x1{}, x2{}, y1{}, y2{}
{
}
constexpr area_base(T x1, T y1, T x2, T y2) : x1{ x1 }, x2{ x2 }, y1{ y1 }, y2{ y2 }
{
}
template<typename N>
constexpr area_base(const coord_base<N>& coord) : x1{ T(coord.x) }, x2{ T(coord.x + coord.width) }, y1{ T(coord.y) }, y2{ T(coord.y + coord.height) }
{
}
constexpr operator coord_base<T>() const
{
return{ x1, y1, x2 - x1, y2 - y1 };
}
constexpr T width() const
{
return (x1 < x2) ? (x2 - x1) : (x1 - x2);
}
constexpr T height() const
{
return (y1 < y2) ? (y2 - y1) : (y1 - y2);
}
void flip_vertical()
{
T _y = y1; y1 = y2; y2 = _y;
}
void flip_horizontal()
{
T _x = x1; x1 = x2; x2 = _x;
}
constexpr area_base flipped_vertical() const
{
return{ x1, y2, x2, y1 };
}
constexpr area_base flipped_horizontal() const
{
return{ x2, y1, x1, y2 };
}
constexpr bool is_flipped() const
{
return (x1 > x2 || y1 > y2);
}
constexpr bool operator == (const area_base& rhs) const
{
return x1 == rhs.x1 && x2 == rhs.x2 && y1 == rhs.y1 && y2 == rhs.y2;
}
#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const area_base& rhs) const
{
return !(*this == rhs);
}
#endif
constexpr area_base operator - (const size2_base<T>& size) const
{
return{ x1 - size.width, y1 - size.height, x2 - size.width, y2 - size.height };
}
constexpr area_base operator - (const T& value) const
{
return{ x1 - value, y1 - value, x2 - value, y2 - value };
}
constexpr area_base operator + (const size2_base<T>& size) const
{
return{ x1 + size.width, y1 + size.height, x2 + size.width, y2 + size.height };
}
constexpr area_base operator + (const T& value) const
{
return{ x1 + value, y1 + value, x2 + value, y2 + value };
}
constexpr area_base operator / (const size2_base<T>& size) const
{
return{ x1 / size.width, y1 / size.height, x2 / size.width, y2 / size.height };
}
constexpr area_base operator / (const T& value) const
{
return{ x1 / value, y1 / value, x2 / value, y2 / value };
}
constexpr area_base operator * (const size2_base<T>& size) const
{
return{ x1 * size.width, y1 * size.height, x2 * size.width, y2 * size.height };
}
constexpr area_base operator * (const f32& value) const
{
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return{ static_cast<T>(x1 * value), static_cast<T>(y1 * value), static_cast<T>(x2 * value), static_cast<T>(y2 * value) };
}
template<typename NT>
explicit constexpr operator area_base<NT>() const
{
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return{ static_cast<NT>(x1), static_cast<NT>(y1), static_cast<NT>(x2), static_cast<NT>(y2) };
}
};
template<typename T>
struct size3_base
{
T width, height, depth;
};
template<typename T>
struct coord3_base
{
union
{
position3_base<T> position;
struct { T x, y, z; };
};
union
{
size3_base<T> size;
struct { T width, height, depth; };
};
constexpr coord3_base() : position{}, size{}
{
}
constexpr coord3_base(const position3_base<T>& position, const size3_base<T>& size) : position{ position }, size{ size }
{
}
constexpr coord3_base(T x, T y, T z, T width, T height, T depth) : x{ x }, y{ y }, z{ z }, width{ width }, height{ height }, depth{ depth }
{
}
constexpr bool test(const position3_base<T>& position) const
{
if (position.x < x || position.x >= x + width)
return false;
if (position.y < y || position.y >= y + height)
return false;
if (position.z < z || position.z >= z + depth)
return false;
return true;
}
template<typename NT>
explicit constexpr operator coord3_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(z), static_cast<NT>(width), static_cast<NT>(height), static_cast<NT>(depth) };
}
};
template<typename T>
struct color4_base
{
union
{
struct
{
T r, g, b, a;
};
struct
{
T x, y, z, w;
};
T rgba[4];
T xyzw[4];
};
constexpr color4_base()
: x{}
, y{}
, z{}
, w{ T(1) }
{
}
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constexpr color4_base(T x, T y, T z, T w)
: x(x)
, y(y)
, z(z)
, w(w)
{
}
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constexpr color4_base(T value)
: x(value)
, y(value)
, z(value)
, w(value)
{
}
constexpr bool operator == (const color4_base& rhs) const
{
return r == rhs.r && g == rhs.g && b == rhs.b && a == rhs.a;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const color4_base& rhs) const
{
return !(*this == rhs);
}
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#endif
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void operator *= (const color4_base<T>& rhs)
{
r *= rhs.r;
g *= rhs.g;
b *= rhs.b;
a *= rhs.a;
}
void operator *= (const T& rhs)
{
r *= rhs;
g *= rhs;
b *= rhs;
a *= rhs;
}
constexpr color4_base<T> operator * (const color4_base<T>& rhs) const
{
return { r * rhs.r, g * rhs.g, b * rhs.b, a * rhs.a };
}
constexpr color4_base<T> operator * (const T& rhs) const
{
return { r * rhs, g * rhs, b * rhs, a * rhs };
}
constexpr color4_base<T> operator + (const color4_base<T>& rhs) const
{
return { r + rhs.r, g + rhs.g, b + rhs.b, a + rhs.a };
}
template<typename NT>
explicit constexpr operator color4_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(z), static_cast<NT>(w) };
}
};
template<typename T>
struct color3_base
{
union
{
struct
{
T r, g, b;
};
struct
{
T x, y, z;
};
T rgb[3];
T xyz[3];
};
constexpr color3_base(T x = {}, T y = {}, T z = {})
: x(x)
, y(y)
, z(z)
{
}
constexpr bool operator == (const color3_base& rhs) const
{
return r == rhs.r && g == rhs.g && b == rhs.b;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const color3_base& rhs) const
{
return !(*this == rhs);
}
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#endif
template<typename NT>
explicit constexpr operator color3_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y), static_cast<NT>(z) };
}
};
template<typename T>
struct color2_base
{
union
{
struct
{
T r, g;
};
struct
{
T x, y;
};
T rg[2];
T xy[2];
};
constexpr color2_base(T x = {}, T y = {})
: x(x)
, y(y)
{
}
constexpr bool operator == (const color2_base& rhs) const
{
return r == rhs.r && g == rhs.g;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const color2_base& rhs) const
{
return !(*this == rhs);
}
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#endif
template<typename NT>
explicit constexpr operator color2_base<NT>() const
{
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return{ static_cast<NT>(x), static_cast<NT>(y) };
}
};
template<typename T>
struct color1_base
{
union
{
T r;
T x;
};
constexpr color1_base(T x = {})
: x(x)
{
}
constexpr bool operator == (const color1_base& rhs) const
{
return r == rhs.r;
}
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#if __cpp_impl_three_way_comparison >= 201711
#else
constexpr bool operator != (const color1_base& rhs) const
{
return !(*this == rhs);
}
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#endif
template<typename NT>
explicit constexpr operator color1_base<NT>() const
{
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return{ static_cast<NT>(x) };
}
};
//specializations
using positionu = position_base<unsigned int>;
using positioni = position_base<int>;
using positionf = position_base<float>;
using positiond = position_base<double>;
using coordu = coord_base<unsigned int>;
using coordi = coord_base<int>;
using coordf = coord_base<float>;
using coordd = coord_base<double>;
using areau = area_base<unsigned int>;
using areai = area_base<int>;
using areaf = area_base<float>;
using aread = area_base<double>;
using position1u = position1_base<unsigned int>;
using position1i = position1_base<int>;
using position1f = position1_base<float>;
using position1d = position1_base<double>;
using position2u = position2_base<unsigned int>;
using position2i = position2_base<int>;
using position2f = position2_base<float>;
using position2d = position2_base<double>;
using position3u = position3_base<unsigned int>;
using position3i = position3_base<int>;
using position3f = position3_base<float>;
using position3d = position3_base<double>;
using position4u = position4_base<unsigned int>;
using position4i = position4_base<int>;
using position4f = position4_base<float>;
using position4d = position4_base<double>;
using size2u = size2_base<unsigned int>;
using size2i = size2_base<int>;
using size2f = size2_base<float>;
using size2d = size2_base<double>;
using sizeu = size2u;
using sizei = size2i;
using sizef = size2f;
using sized = size2d;
using size3u = size3_base<unsigned int>;
using size3i = size3_base<int>;
using size3f = size3_base<float>;
using size3d = size3_base<double>;
using coord3u = coord3_base<unsigned int>;
using coord3i = coord3_base<int>;
using coord3f = coord3_base<float>;
using coord3d = coord3_base<double>;
using color4u = color4_base<unsigned int>;
using color4i = color4_base<int>;
using color4f = color4_base<float>;
using color4d = color4_base<double>;
using color3u = color3_base<unsigned int>;
using color3i = color3_base<int>;
using color3f = color3_base<float>;
using color3d = color3_base<double>;
using color2u = color2_base<unsigned int>;
using color2i = color2_base<int>;
using color2f = color2_base<float>;
using color2d = color2_base<double>;
using color1u = color1_base<unsigned int>;
using color1i = color1_base<int>;
using color1f = color1_base<float>;
using color1d = color1_base<double>;