diff options
| -rw-r--r-- | core/math/math_2d.cpp | 156 | ||||
| -rw-r--r-- | core/math/math_2d.h | 214 | ||||
| -rw-r--r-- | core/math/vector2.cpp | 187 | ||||
| -rw-r--r-- | core/math/vector2.h | 250 |
4 files changed, 438 insertions, 369 deletions
diff --git a/core/math/math_2d.cpp b/core/math/math_2d.cpp index a053ffbd93..7fa75cfc3a 100644 --- a/core/math/math_2d.cpp +++ b/core/math/math_2d.cpp @@ -30,162 +30,6 @@ #include "math_2d.h" -real_t Vector2::angle() const { - - return Math::atan2(y, x); -} - -real_t Vector2::length() const { - - return Math::sqrt(x * x + y * y); -} - -real_t Vector2::length_squared() const { - - return x * x + y * y; -} - -void Vector2::normalize() { - - real_t l = x * x + y * y; - if (l != 0) { - - l = Math::sqrt(l); - x /= l; - y /= l; - } -} - -Vector2 Vector2::normalized() const { - - Vector2 v = *this; - v.normalize(); - return v; -} - -bool Vector2::is_normalized() const { - // use length_squared() instead of length() to avoid sqrt(), makes it more stringent. - return Math::is_equal_approx(length_squared(), 1.0); -} - -real_t Vector2::distance_to(const Vector2 &p_vector2) const { - - return Math::sqrt((x - p_vector2.x) * (x - p_vector2.x) + (y - p_vector2.y) * (y - p_vector2.y)); -} - -real_t Vector2::distance_squared_to(const Vector2 &p_vector2) const { - - return (x - p_vector2.x) * (x - p_vector2.x) + (y - p_vector2.y) * (y - p_vector2.y); -} - -real_t Vector2::angle_to(const Vector2 &p_vector2) const { - - return Math::atan2(cross(p_vector2), dot(p_vector2)); -} - -real_t Vector2::angle_to_point(const Vector2 &p_vector2) const { - - return Math::atan2(y - p_vector2.y, x - p_vector2.x); -} - -real_t Vector2::dot(const Vector2 &p_other) const { - - return x * p_other.x + y * p_other.y; -} - -real_t Vector2::cross(const Vector2 &p_other) const { - - return x * p_other.y - y * p_other.x; -} - -Vector2 Vector2::floor() const { - - return Vector2(Math::floor(x), Math::floor(y)); -} - -Vector2 Vector2::ceil() const { - - return Vector2(Math::ceil(x), Math::ceil(y)); -} - -Vector2 Vector2::round() const { - - return Vector2(Math::round(x), Math::round(y)); -} - -Vector2 Vector2::rotated(real_t p_by) const { - - Vector2 v; - v.set_rotation(angle() + p_by); - v *= length(); - return v; -} - -Vector2 Vector2::project(const Vector2 &p_vec) const { - - Vector2 v1 = p_vec; - Vector2 v2 = *this; - return v2 * (v1.dot(v2) / v2.dot(v2)); -} - -Vector2 Vector2::snapped(const Vector2 &p_by) const { - - return Vector2( - Math::stepify(x, p_by.x), - Math::stepify(y, p_by.y)); -} - -Vector2 Vector2::clamped(real_t p_len) const { - - real_t l = length(); - Vector2 v = *this; - if (l > 0 && p_len < l) { - - v /= l; - v *= p_len; - } - - return v; -} - -Vector2 Vector2::cubic_interpolate(const Vector2 &p_b, const Vector2 &p_pre_a, const Vector2 &p_post_b, real_t p_t) const { - - Vector2 p0 = p_pre_a; - Vector2 p1 = *this; - Vector2 p2 = p_b; - Vector2 p3 = p_post_b; - - real_t t = p_t; - real_t t2 = t * t; - real_t t3 = t2 * t; - - Vector2 out; - out = 0.5 * ((p1 * 2.0) + - (-p0 + p2) * t + - (2.0 * p0 - 5.0 * p1 + 4 * p2 - p3) * t2 + - (-p0 + 3.0 * p1 - 3.0 * p2 + p3) * t3); - return out; -} - -// slide returns the component of the vector along the given plane, specified by its normal vector. -Vector2 Vector2::slide(const Vector2 &p_normal) const { -#ifdef MATH_CHECKS - ERR_FAIL_COND_V(p_normal.is_normalized() == false, Vector2()); -#endif - return *this - p_normal * this->dot(p_normal); -} - -Vector2 Vector2::bounce(const Vector2 &p_normal) const { - return -reflect(p_normal); -} - -Vector2 Vector2::reflect(const Vector2 &p_normal) const { -#ifdef MATH_CHECKS - ERR_FAIL_COND_V(p_normal.is_normalized() == false, Vector2()); -#endif - return 2.0 * p_normal * this->dot(p_normal) - *this; -} - bool Rect2::intersects_segment(const Point2 &p_from, const Point2 &p_to, Point2 *r_pos, Point2 *r_normal) const { real_t min = 0, max = 1; diff --git a/core/math/math_2d.h b/core/math/math_2d.h index 25c39e5d7a..d9694388a9 100644 --- a/core/math/math_2d.h +++ b/core/math/math_2d.h @@ -33,6 +33,7 @@ #include "math_funcs.h" #include "ustring.h" +#include "vector2.h" /** @author Juan Linietsky <reduzio@gmail.com> */ @@ -72,219 +73,6 @@ enum VAlign { VALIGN_BOTTOM }; -struct Vector2 { - - union { - real_t x; - real_t width; - }; - union { - real_t y; - real_t height; - }; - - _FORCE_INLINE_ real_t &operator[](int p_idx) { - return p_idx ? y : x; - } - _FORCE_INLINE_ const real_t &operator[](int p_idx) const { - return p_idx ? y : x; - } - - void normalize(); - Vector2 normalized() const; - bool is_normalized() const; - - real_t length() const; - real_t length_squared() const; - - real_t distance_to(const Vector2 &p_vector2) const; - real_t distance_squared_to(const Vector2 &p_vector2) const; - real_t angle_to(const Vector2 &p_vector2) const; - real_t angle_to_point(const Vector2 &p_vector2) const; - - real_t dot(const Vector2 &p_other) const; - real_t cross(const Vector2 &p_other) const; - Vector2 project(const Vector2 &p_vec) const; - - Vector2 plane_project(real_t p_d, const Vector2 &p_vec) const; - - Vector2 clamped(real_t p_len) const; - - _FORCE_INLINE_ static Vector2 linear_interpolate(const Vector2 &p_a, const Vector2 &p_b, real_t p_t); - _FORCE_INLINE_ Vector2 linear_interpolate(const Vector2 &p_b, real_t p_t) const; - _FORCE_INLINE_ Vector2 slerp(const Vector2 &p_b, real_t p_t) const; - Vector2 cubic_interpolate(const Vector2 &p_b, const Vector2 &p_pre_a, const Vector2 &p_post_b, real_t p_t) const; - - Vector2 slide(const Vector2 &p_normal) const; - Vector2 bounce(const Vector2 &p_normal) const; - Vector2 reflect(const Vector2 &p_normal) const; - - Vector2 operator+(const Vector2 &p_v) const; - void operator+=(const Vector2 &p_v); - Vector2 operator-(const Vector2 &p_v) const; - void operator-=(const Vector2 &p_v); - Vector2 operator*(const Vector2 &p_v1) const; - - Vector2 operator*(const real_t &rvalue) const; - void operator*=(const real_t &rvalue); - void operator*=(const Vector2 &rvalue) { *this = *this * rvalue; } - - Vector2 operator/(const Vector2 &p_v1) const; - - Vector2 operator/(const real_t &rvalue) const; - - void operator/=(const real_t &rvalue); - - Vector2 operator-() const; - - bool operator==(const Vector2 &p_vec2) const; - bool operator!=(const Vector2 &p_vec2) const; - - bool operator<(const Vector2 &p_vec2) const { return (x == p_vec2.x) ? (y < p_vec2.y) : (x < p_vec2.x); } - bool operator<=(const Vector2 &p_vec2) const { return (x == p_vec2.x) ? (y <= p_vec2.y) : (x <= p_vec2.x); } - - real_t angle() const; - - void set_rotation(real_t p_radians) { - - x = Math::cos(p_radians); - y = Math::sin(p_radians); - } - - _FORCE_INLINE_ Vector2 abs() const { - - return Vector2(Math::abs(x), Math::abs(y)); - } - - Vector2 rotated(real_t p_by) const; - Vector2 tangent() const { - - return Vector2(y, -x); - } - - Vector2 floor() const; - Vector2 ceil() const; - Vector2 round() const; - Vector2 snapped(const Vector2 &p_by) const; - real_t aspect() const { return width / height; } - - operator String() const { return String::num(x) + ", " + String::num(y); } - - _FORCE_INLINE_ Vector2(real_t p_x, real_t p_y) { - x = p_x; - y = p_y; - } - _FORCE_INLINE_ Vector2() { - x = 0; - y = 0; - } -}; - -_FORCE_INLINE_ Vector2 Vector2::plane_project(real_t p_d, const Vector2 &p_vec) const { - - return p_vec - *this * (dot(p_vec) - p_d); -} - -_FORCE_INLINE_ Vector2 operator*(real_t p_scalar, const Vector2 &p_vec) { - - return p_vec * p_scalar; -} - -_FORCE_INLINE_ Vector2 Vector2::operator+(const Vector2 &p_v) const { - - return Vector2(x + p_v.x, y + p_v.y); -} -_FORCE_INLINE_ void Vector2::operator+=(const Vector2 &p_v) { - - x += p_v.x; - y += p_v.y; -} -_FORCE_INLINE_ Vector2 Vector2::operator-(const Vector2 &p_v) const { - - return Vector2(x - p_v.x, y - p_v.y); -} -_FORCE_INLINE_ void Vector2::operator-=(const Vector2 &p_v) { - - x -= p_v.x; - y -= p_v.y; -} - -_FORCE_INLINE_ Vector2 Vector2::operator*(const Vector2 &p_v1) const { - - return Vector2(x * p_v1.x, y * p_v1.y); -}; - -_FORCE_INLINE_ Vector2 Vector2::operator*(const real_t &rvalue) const { - - return Vector2(x * rvalue, y * rvalue); -}; -_FORCE_INLINE_ void Vector2::operator*=(const real_t &rvalue) { - - x *= rvalue; - y *= rvalue; -}; - -_FORCE_INLINE_ Vector2 Vector2::operator/(const Vector2 &p_v1) const { - - return Vector2(x / p_v1.x, y / p_v1.y); -}; - -_FORCE_INLINE_ Vector2 Vector2::operator/(const real_t &rvalue) const { - - return Vector2(x / rvalue, y / rvalue); -}; - -_FORCE_INLINE_ void Vector2::operator/=(const real_t &rvalue) { - - x /= rvalue; - y /= rvalue; -}; - -_FORCE_INLINE_ Vector2 Vector2::operator-() const { - - return Vector2(-x, -y); -} - -_FORCE_INLINE_ bool Vector2::operator==(const Vector2 &p_vec2) const { - - return x == p_vec2.x && y == p_vec2.y; -} -_FORCE_INLINE_ bool Vector2::operator!=(const Vector2 &p_vec2) const { - - return x != p_vec2.x || y != p_vec2.y; -} - -Vector2 Vector2::linear_interpolate(const Vector2 &p_b, real_t p_t) const { - - Vector2 res = *this; - - res.x += (p_t * (p_b.x - x)); - res.y += (p_t * (p_b.y - y)); - - return res; -} - -Vector2 Vector2::slerp(const Vector2 &p_b, real_t p_t) const { -#ifdef MATH_CHECKS - ERR_FAIL_COND_V(is_normalized() == false, Vector2()); -#endif - real_t theta = angle_to(p_b); - return rotated(theta * p_t); -} - -Vector2 Vector2::linear_interpolate(const Vector2 &p_a, const Vector2 &p_b, real_t p_t) { - - Vector2 res = p_a; - - res.x += (p_t * (p_b.x - p_a.x)); - res.y += (p_t * (p_b.y - p_a.y)); - - return res; -} - -typedef Vector2 Size2; -typedef Vector2 Point2; - struct Transform2D; struct Rect2 { diff --git a/core/math/vector2.cpp b/core/math/vector2.cpp new file mode 100644 index 0000000000..8e59ddbd07 --- /dev/null +++ b/core/math/vector2.cpp @@ -0,0 +1,187 @@ +/*************************************************************************/ +/* vector2.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#include "vector2.h" + +real_t Vector2::angle() const { + + return Math::atan2(y, x); +} + +real_t Vector2::length() const { + + return Math::sqrt(x * x + y * y); +} + +real_t Vector2::length_squared() const { + + return x * x + y * y; +} + +void Vector2::normalize() { + + real_t l = x * x + y * y; + if (l != 0) { + + l = Math::sqrt(l); + x /= l; + y /= l; + } +} + +Vector2 Vector2::normalized() const { + + Vector2 v = *this; + v.normalize(); + return v; +} + +bool Vector2::is_normalized() const { + // use length_squared() instead of length() to avoid sqrt(), makes it more stringent. + return Math::is_equal_approx(length_squared(), 1.0); +} + +real_t Vector2::distance_to(const Vector2 &p_vector2) const { + + return Math::sqrt((x - p_vector2.x) * (x - p_vector2.x) + (y - p_vector2.y) * (y - p_vector2.y)); +} + +real_t Vector2::distance_squared_to(const Vector2 &p_vector2) const { + + return (x - p_vector2.x) * (x - p_vector2.x) + (y - p_vector2.y) * (y - p_vector2.y); +} + +real_t Vector2::angle_to(const Vector2 &p_vector2) const { + + return Math::atan2(cross(p_vector2), dot(p_vector2)); +} + +real_t Vector2::angle_to_point(const Vector2 &p_vector2) const { + + return Math::atan2(y - p_vector2.y, x - p_vector2.x); +} + +real_t Vector2::dot(const Vector2 &p_other) const { + + return x * p_other.x + y * p_other.y; +} + +real_t Vector2::cross(const Vector2 &p_other) const { + + return x * p_other.y - y * p_other.x; +} + +Vector2 Vector2::floor() const { + + return Vector2(Math::floor(x), Math::floor(y)); +} + +Vector2 Vector2::ceil() const { + + return Vector2(Math::ceil(x), Math::ceil(y)); +} + +Vector2 Vector2::round() const { + + return Vector2(Math::round(x), Math::round(y)); +} + +Vector2 Vector2::rotated(real_t p_by) const { + + Vector2 v; + v.set_rotation(angle() + p_by); + v *= length(); + return v; +} + +Vector2 Vector2::project(const Vector2 &p_vec) const { + + Vector2 v1 = p_vec; + Vector2 v2 = *this; + return v2 * (v1.dot(v2) / v2.dot(v2)); +} + +Vector2 Vector2::snapped(const Vector2 &p_by) const { + + return Vector2( + Math::stepify(x, p_by.x), + Math::stepify(y, p_by.y)); +} + +Vector2 Vector2::clamped(real_t p_len) const { + + real_t l = length(); + Vector2 v = *this; + if (l > 0 && p_len < l) { + + v /= l; + v *= p_len; + } + + return v; +} + +Vector2 Vector2::cubic_interpolate(const Vector2 &p_b, const Vector2 &p_pre_a, const Vector2 &p_post_b, real_t p_t) const { + + Vector2 p0 = p_pre_a; + Vector2 p1 = *this; + Vector2 p2 = p_b; + Vector2 p3 = p_post_b; + + real_t t = p_t; + real_t t2 = t * t; + real_t t3 = t2 * t; + + Vector2 out; + out = 0.5 * ((p1 * 2.0) + + (-p0 + p2) * t + + (2.0 * p0 - 5.0 * p1 + 4 * p2 - p3) * t2 + + (-p0 + 3.0 * p1 - 3.0 * p2 + p3) * t3); + return out; +} + +// slide returns the component of the vector along the given plane, specified by its normal vector. +Vector2 Vector2::slide(const Vector2 &p_normal) const { +#ifdef MATH_CHECKS + ERR_FAIL_COND_V(p_normal.is_normalized() == false, Vector2()); +#endif + return *this - p_normal * this->dot(p_normal); +} + +Vector2 Vector2::bounce(const Vector2 &p_normal) const { + return -reflect(p_normal); +} + +Vector2 Vector2::reflect(const Vector2 &p_normal) const { +#ifdef MATH_CHECKS + ERR_FAIL_COND_V(p_normal.is_normalized() == false, Vector2()); +#endif + return 2.0 * p_normal * this->dot(p_normal) - *this; +} diff --git a/core/math/vector2.h b/core/math/vector2.h new file mode 100644 index 0000000000..809cedf9c9 --- /dev/null +++ b/core/math/vector2.h @@ -0,0 +1,250 @@ +/*************************************************************************/ +/* vector2.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifndef VECTOR2_H +#define VECTOR2_H + +#include "math_funcs.h" +#include "ustring.h" + +struct Vector2 { + + union { + real_t x; + real_t width; + }; + union { + real_t y; + real_t height; + }; + + _FORCE_INLINE_ real_t &operator[](int p_idx) { + return p_idx ? y : x; + } + _FORCE_INLINE_ const real_t &operator[](int p_idx) const { + return p_idx ? y : x; + } + + void normalize(); + Vector2 normalized() const; + bool is_normalized() const; + + real_t length() const; + real_t length_squared() const; + + real_t distance_to(const Vector2 &p_vector2) const; + real_t distance_squared_to(const Vector2 &p_vector2) const; + real_t angle_to(const Vector2 &p_vector2) const; + real_t angle_to_point(const Vector2 &p_vector2) const; + + real_t dot(const Vector2 &p_other) const; + real_t cross(const Vector2 &p_other) const; + Vector2 project(const Vector2 &p_vec) const; + + Vector2 plane_project(real_t p_d, const Vector2 &p_vec) const; + + Vector2 clamped(real_t p_len) const; + + _FORCE_INLINE_ static Vector2 linear_interpolate(const Vector2 &p_a, const Vector2 &p_b, real_t p_t); + _FORCE_INLINE_ Vector2 linear_interpolate(const Vector2 &p_b, real_t p_t) const; + _FORCE_INLINE_ Vector2 slerp(const Vector2 &p_b, real_t p_t) const; + Vector2 cubic_interpolate(const Vector2 &p_b, const Vector2 &p_pre_a, const Vector2 &p_post_b, real_t p_t) const; + + Vector2 slide(const Vector2 &p_normal) const; + Vector2 bounce(const Vector2 &p_normal) const; + Vector2 reflect(const Vector2 &p_normal) const; + + Vector2 operator+(const Vector2 &p_v) const; + void operator+=(const Vector2 &p_v); + Vector2 operator-(const Vector2 &p_v) const; + void operator-=(const Vector2 &p_v); + Vector2 operator*(const Vector2 &p_v1) const; + + Vector2 operator*(const real_t &rvalue) const; + void operator*=(const real_t &rvalue); + void operator*=(const Vector2 &rvalue) { *this = *this * rvalue; } + + Vector2 operator/(const Vector2 &p_v1) const; + + Vector2 operator/(const real_t &rvalue) const; + + void operator/=(const real_t &rvalue); + + Vector2 operator-() const; + + bool operator==(const Vector2 &p_vec2) const; + bool operator!=(const Vector2 &p_vec2) const; + + bool operator<(const Vector2 &p_vec2) const { return (x == p_vec2.x) ? (y < p_vec2.y) : (x < p_vec2.x); } + bool operator<=(const Vector2 &p_vec2) const { return (x == p_vec2.x) ? (y <= p_vec2.y) : (x <= p_vec2.x); } + + real_t angle() const; + + void set_rotation(real_t p_radians) { + + x = Math::cos(p_radians); + y = Math::sin(p_radians); + } + + _FORCE_INLINE_ Vector2 abs() const { + + return Vector2(Math::abs(x), Math::abs(y)); + } + + Vector2 rotated(real_t p_by) const; + Vector2 tangent() const { + + return Vector2(y, -x); + } + + Vector2 floor() const; + Vector2 ceil() const; + Vector2 round() const; + Vector2 snapped(const Vector2 &p_by) const; + real_t aspect() const { return width / height; } + + operator String() const { return String::num(x) + ", " + String::num(y); } + + _FORCE_INLINE_ Vector2(real_t p_x, real_t p_y) { + x = p_x; + y = p_y; + } + _FORCE_INLINE_ Vector2() { + x = 0; + y = 0; + } +}; + +_FORCE_INLINE_ Vector2 Vector2::plane_project(real_t p_d, const Vector2 &p_vec) const { + + return p_vec - *this * (dot(p_vec) - p_d); +} + +_FORCE_INLINE_ Vector2 operator*(real_t p_scalar, const Vector2 &p_vec) { + + return p_vec * p_scalar; +} + +_FORCE_INLINE_ Vector2 Vector2::operator+(const Vector2 &p_v) const { + + return Vector2(x + p_v.x, y + p_v.y); +} +_FORCE_INLINE_ void Vector2::operator+=(const Vector2 &p_v) { + + x += p_v.x; + y += p_v.y; +} +_FORCE_INLINE_ Vector2 Vector2::operator-(const Vector2 &p_v) const { + + return Vector2(x - p_v.x, y - p_v.y); +} +_FORCE_INLINE_ void Vector2::operator-=(const Vector2 &p_v) { + + x -= p_v.x; + y -= p_v.y; +} + +_FORCE_INLINE_ Vector2 Vector2::operator*(const Vector2 &p_v1) const { + + return Vector2(x * p_v1.x, y * p_v1.y); +}; + +_FORCE_INLINE_ Vector2 Vector2::operator*(const real_t &rvalue) const { + + return Vector2(x * rvalue, y * rvalue); +}; +_FORCE_INLINE_ void Vector2::operator*=(const real_t &rvalue) { + + x *= rvalue; + y *= rvalue; +}; + +_FORCE_INLINE_ Vector2 Vector2::operator/(const Vector2 &p_v1) const { + + return Vector2(x / p_v1.x, y / p_v1.y); +}; + +_FORCE_INLINE_ Vector2 Vector2::operator/(const real_t &rvalue) const { + + return Vector2(x / rvalue, y / rvalue); +}; + +_FORCE_INLINE_ void Vector2::operator/=(const real_t &rvalue) { + + x /= rvalue; + y /= rvalue; +}; + +_FORCE_INLINE_ Vector2 Vector2::operator-() const { + + return Vector2(-x, -y); +} + +_FORCE_INLINE_ bool Vector2::operator==(const Vector2 &p_vec2) const { + + return x == p_vec2.x && y == p_vec2.y; +} +_FORCE_INLINE_ bool Vector2::operator!=(const Vector2 &p_vec2) const { + + return x != p_vec2.x || y != p_vec2.y; +} + +Vector2 Vector2::linear_interpolate(const Vector2 &p_b, real_t p_t) const { + + Vector2 res = *this; + + res.x += (p_t * (p_b.x - x)); + res.y += (p_t * (p_b.y - y)); + + return res; +} + +Vector2 Vector2::slerp(const Vector2 &p_b, real_t p_t) const { +#ifdef MATH_CHECKS + ERR_FAIL_COND_V(is_normalized() == false, Vector2()); +#endif + real_t theta = angle_to(p_b); + return rotated(theta * p_t); +} + +Vector2 Vector2::linear_interpolate(const Vector2 &p_a, const Vector2 &p_b, real_t p_t) { + + Vector2 res = p_a; + + res.x += (p_t * (p_b.x - p_a.x)); + res.y += (p_t * (p_b.y - p_a.y)); + + return res; +} + +typedef Vector2 Size2; +typedef Vector2 Point2; + +#endif // VECTOR2_H |