2018-05-07 21:33:25 +00:00
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/*************************************************************************/
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/* vector2.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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2021-01-01 19:13:46 +00:00
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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2018-05-07 21:33:25 +00:00
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef VECTOR2_H
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#define VECTOR2_H
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2018-09-11 16:13:45 +00:00
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#include "core/math/math_funcs.h"
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2020-11-07 22:33:38 +00:00
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#include "core/string/ustring.h"
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2018-05-07 21:33:25 +00:00
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2018-08-11 05:32:45 +00:00
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struct Vector2i;
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2018-05-07 21:33:25 +00:00
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struct Vector2 {
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2021-05-10 21:43:13 +00:00
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static const int AXIS_COUNT = 2;
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2019-08-05 01:50:28 +00:00
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enum Axis {
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AXIS_X,
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AXIS_Y,
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};
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2018-05-07 21:33:25 +00:00
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union {
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2021-05-10 21:43:13 +00:00
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struct {
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union {
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real_t x;
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real_t width;
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};
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union {
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real_t y;
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real_t height;
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};
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};
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real_t coord[2] = { 0 };
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2018-05-07 21:33:25 +00:00
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};
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_FORCE_INLINE_ real_t &operator[](int p_idx) {
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return p_idx ? y : x;
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}
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_FORCE_INLINE_ const real_t &operator[](int p_idx) const {
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return p_idx ? y : x;
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}
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2021-05-10 21:43:13 +00:00
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_FORCE_INLINE_ void set_all(real_t p_value) {
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x = y = p_value;
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}
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_FORCE_INLINE_ int min_axis() const {
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return x < y ? 0 : 1;
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}
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_FORCE_INLINE_ int max_axis() const {
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return x < y ? 1 : 0;
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}
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2018-05-07 21:33:25 +00:00
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void normalize();
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Vector2 normalized() const;
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bool is_normalized() const;
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real_t length() const;
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real_t length_squared() const;
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2021-02-01 05:42:00 +00:00
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Vector2 limit_length(const real_t p_len = 1.0) const;
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2018-05-07 21:33:25 +00:00
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2020-10-08 00:29:49 +00:00
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Vector2 min(const Vector2 &p_vector2) const {
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return Vector2(MIN(x, p_vector2.x), MIN(y, p_vector2.y));
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}
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Vector2 max(const Vector2 &p_vector2) const {
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return Vector2(MAX(x, p_vector2.x), MAX(y, p_vector2.y));
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}
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2018-05-07 21:33:25 +00:00
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real_t distance_to(const Vector2 &p_vector2) const;
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real_t distance_squared_to(const Vector2 &p_vector2) const;
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real_t angle_to(const Vector2 &p_vector2) const;
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real_t angle_to_point(const Vector2 &p_vector2) const;
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2020-12-07 08:16:31 +00:00
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_FORCE_INLINE_ Vector2 direction_to(const Vector2 &p_to) const;
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2018-05-07 21:33:25 +00:00
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real_t dot(const Vector2 &p_other) const;
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real_t cross(const Vector2 &p_other) const;
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2019-08-05 01:50:28 +00:00
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Vector2 posmod(const real_t p_mod) const;
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Vector2 posmodv(const Vector2 &p_modv) const;
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2020-12-07 08:16:31 +00:00
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Vector2 project(const Vector2 &p_to) const;
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2018-05-07 21:33:25 +00:00
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Vector2 plane_project(real_t p_d, const Vector2 &p_vec) const;
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2020-12-07 08:16:31 +00:00
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_FORCE_INLINE_ Vector2 lerp(const Vector2 &p_to, real_t p_weight) const;
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_FORCE_INLINE_ Vector2 slerp(const Vector2 &p_to, real_t p_weight) const;
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Vector2 cubic_interpolate(const Vector2 &p_b, const Vector2 &p_pre_a, const Vector2 &p_post_b, real_t p_weight) const;
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2019-04-07 21:40:56 +00:00
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Vector2 move_toward(const Vector2 &p_to, const real_t p_delta) const;
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2018-05-07 21:33:25 +00:00
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Vector2 slide(const Vector2 &p_normal) const;
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Vector2 bounce(const Vector2 &p_normal) const;
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Vector2 reflect(const Vector2 &p_normal) const;
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2019-10-14 20:33:45 +00:00
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bool is_equal_approx(const Vector2 &p_v) const;
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2018-05-07 21:33:25 +00:00
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Vector2 operator+(const Vector2 &p_v) const;
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void operator+=(const Vector2 &p_v);
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Vector2 operator-(const Vector2 &p_v) const;
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void operator-=(const Vector2 &p_v);
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Vector2 operator*(const Vector2 &p_v1) const;
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Vector2 operator*(const real_t &rvalue) const;
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void operator*=(const real_t &rvalue);
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void operator*=(const Vector2 &rvalue) { *this = *this * rvalue; }
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Vector2 operator/(const Vector2 &p_v1) const;
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Vector2 operator/(const real_t &rvalue) const;
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void operator/=(const real_t &rvalue);
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2019-04-19 18:54:33 +00:00
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void operator/=(const Vector2 &rvalue) { *this = *this / rvalue; }
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2018-05-07 21:33:25 +00:00
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Vector2 operator-() const;
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bool operator==(const Vector2 &p_vec2) const;
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bool operator!=(const Vector2 &p_vec2) const;
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2020-09-08 22:10:58 +00:00
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bool operator<(const Vector2 &p_vec2) const { return x == p_vec2.x ? (y < p_vec2.y) : (x < p_vec2.x); }
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bool operator>(const Vector2 &p_vec2) const { return x == p_vec2.x ? (y > p_vec2.y) : (x > p_vec2.x); }
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bool operator<=(const Vector2 &p_vec2) const { return x == p_vec2.x ? (y <= p_vec2.y) : (x < p_vec2.x); }
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bool operator>=(const Vector2 &p_vec2) const { return x == p_vec2.x ? (y >= p_vec2.y) : (x > p_vec2.x); }
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2018-05-07 21:33:25 +00:00
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real_t angle() const;
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_FORCE_INLINE_ Vector2 abs() const {
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return Vector2(Math::abs(x), Math::abs(y));
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}
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Vector2 rotated(real_t p_by) const;
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2020-12-06 18:16:06 +00:00
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Vector2 orthogonal() const {
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2018-05-07 21:33:25 +00:00
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return Vector2(y, -x);
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}
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2019-08-05 01:50:28 +00:00
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Vector2 sign() const;
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2018-05-07 21:33:25 +00:00
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Vector2 floor() const;
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Vector2 ceil() const;
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Vector2 round() const;
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Vector2 snapped(const Vector2 &p_by) const;
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2021-02-01 05:10:52 +00:00
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Vector2 clamp(const Vector2 &p_min, const Vector2 &p_max) const;
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2018-05-07 21:33:25 +00:00
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real_t aspect() const { return width / height; }
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operator String() const { return String::num(x) + ", " + String::num(y); }
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2020-05-12 15:01:17 +00:00
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_FORCE_INLINE_ Vector2() {}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2(real_t p_x, real_t p_y) {
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x = p_x;
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y = p_y;
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}
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};
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_FORCE_INLINE_ Vector2 Vector2::plane_project(real_t p_d, const Vector2 &p_vec) const {
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return p_vec - *this * (dot(p_vec) - p_d);
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}
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2020-09-17 11:56:36 +00:00
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_FORCE_INLINE_ Vector2 operator*(float p_scalar, const Vector2 &p_vec) {
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return p_vec * p_scalar;
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}
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_FORCE_INLINE_ Vector2 operator*(double p_scalar, const Vector2 &p_vec) {
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return p_vec * p_scalar;
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}
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_FORCE_INLINE_ Vector2 operator*(int32_t p_scalar, const Vector2 &p_vec) {
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return p_vec * p_scalar;
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}
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_FORCE_INLINE_ Vector2 operator*(int64_t p_scalar, const Vector2 &p_vec) {
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2018-05-07 21:33:25 +00:00
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return p_vec * p_scalar;
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}
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_FORCE_INLINE_ Vector2 Vector2::operator+(const Vector2 &p_v) const {
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return Vector2(x + p_v.x, y + p_v.y);
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}
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2020-05-14 12:29:06 +00:00
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ void Vector2::operator+=(const Vector2 &p_v) {
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x += p_v.x;
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y += p_v.y;
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}
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2020-05-14 12:29:06 +00:00
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2 Vector2::operator-(const Vector2 &p_v) const {
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return Vector2(x - p_v.x, y - p_v.y);
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}
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2020-05-14 12:29:06 +00:00
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ void Vector2::operator-=(const Vector2 &p_v) {
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x -= p_v.x;
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y -= p_v.y;
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}
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_FORCE_INLINE_ Vector2 Vector2::operator*(const Vector2 &p_v1) const {
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return Vector2(x * p_v1.x, y * p_v1.y);
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2 Vector2::operator*(const real_t &rvalue) const {
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return Vector2(x * rvalue, y * rvalue);
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ void Vector2::operator*=(const real_t &rvalue) {
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x *= rvalue;
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y *= rvalue;
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2 Vector2::operator/(const Vector2 &p_v1) const {
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return Vector2(x / p_v1.x, y / p_v1.y);
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2 Vector2::operator/(const real_t &rvalue) const {
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return Vector2(x / rvalue, y / rvalue);
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ void Vector2::operator/=(const real_t &rvalue) {
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x /= rvalue;
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y /= rvalue;
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2020-05-19 13:46:49 +00:00
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}
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ Vector2 Vector2::operator-() const {
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return Vector2(-x, -y);
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}
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_FORCE_INLINE_ bool Vector2::operator==(const Vector2 &p_vec2) const {
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2019-10-02 20:35:49 +00:00
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return x == p_vec2.x && y == p_vec2.y;
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2018-05-07 21:33:25 +00:00
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}
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2020-05-14 12:29:06 +00:00
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2018-05-07 21:33:25 +00:00
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_FORCE_INLINE_ bool Vector2::operator!=(const Vector2 &p_vec2) const {
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2019-10-02 20:35:49 +00:00
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return x != p_vec2.x || y != p_vec2.y;
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2018-05-07 21:33:25 +00:00
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}
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2020-12-07 08:16:31 +00:00
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Vector2 Vector2::lerp(const Vector2 &p_to, real_t p_weight) const {
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2018-05-07 21:33:25 +00:00
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Vector2 res = *this;
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2020-12-07 08:16:31 +00:00
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res.x += (p_weight * (p_to.x - x));
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res.y += (p_weight * (p_to.y - y));
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2018-05-07 21:33:25 +00:00
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return res;
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}
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2020-12-07 08:16:31 +00:00
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Vector2 Vector2::slerp(const Vector2 &p_to, real_t p_weight) const {
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2018-05-07 21:33:25 +00:00
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#ifdef MATH_CHECKS
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2020-01-24 12:51:25 +00:00
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ERR_FAIL_COND_V_MSG(!is_normalized(), Vector2(), "The start Vector2 must be normalized.");
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2018-05-07 21:33:25 +00:00
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#endif
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2020-12-07 08:16:31 +00:00
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real_t theta = angle_to(p_to);
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return rotated(theta * p_weight);
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2018-05-07 21:33:25 +00:00
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}
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2020-12-07 08:16:31 +00:00
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Vector2 Vector2::direction_to(const Vector2 &p_to) const {
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Vector2 ret(p_to.x - x, p_to.y - y);
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2019-03-27 10:51:05 +00:00
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ret.normalize();
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return ret;
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}
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2018-05-07 21:33:25 +00:00
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typedef Vector2 Size2;
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typedef Vector2 Point2;
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2018-08-11 05:32:45 +00:00
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/* INTEGER STUFF */
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struct Vector2i {
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2019-08-05 01:50:28 +00:00
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enum Axis {
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AXIS_X,
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AXIS_Y,
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};
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2018-08-11 05:32:45 +00:00
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union {
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2021-01-22 10:36:48 +00:00
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int32_t x = 0;
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int32_t width;
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2018-08-11 05:32:45 +00:00
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};
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union {
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2021-01-22 10:36:48 +00:00
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int32_t y = 0;
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int32_t height;
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2018-08-11 05:32:45 +00:00
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};
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2021-01-22 10:36:48 +00:00
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_FORCE_INLINE_ int32_t &operator[](int p_idx) {
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2018-08-11 05:32:45 +00:00
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return p_idx ? y : x;
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}
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2021-01-22 10:36:48 +00:00
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_FORCE_INLINE_ const int32_t &operator[](int p_idx) const {
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2018-08-11 05:32:45 +00:00
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return p_idx ? y : x;
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}
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2021-05-07 13:41:39 +00:00
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Vector2i min(const Vector2i &p_vector2i) const {
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return Vector2(MIN(x, p_vector2i.x), MIN(y, p_vector2i.y));
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}
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Vector2i max(const Vector2i &p_vector2i) const {
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return Vector2(MAX(x, p_vector2i.x), MAX(y, p_vector2i.y));
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}
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2018-08-11 05:32:45 +00:00
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Vector2i operator+(const Vector2i &p_v) const;
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void operator+=(const Vector2i &p_v);
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Vector2i operator-(const Vector2i &p_v) const;
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void operator-=(const Vector2i &p_v);
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Vector2i operator*(const Vector2i &p_v1) const;
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2021-01-22 10:36:48 +00:00
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Vector2i operator*(const int32_t &rvalue) const;
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void operator*=(const int32_t &rvalue);
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2018-08-11 05:32:45 +00:00
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Vector2i operator/(const Vector2i &p_v1) const;
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2021-01-22 10:36:48 +00:00
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Vector2i operator/(const int32_t &rvalue) const;
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void operator/=(const int32_t &rvalue);
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2018-08-11 05:32:45 +00:00
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2020-11-05 02:01:55 +00:00
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Vector2i operator%(const Vector2i &p_v1) const;
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2021-01-22 10:36:48 +00:00
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Vector2i operator%(const int32_t &rvalue) const;
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void operator%=(const int32_t &rvalue);
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2020-11-05 02:01:55 +00:00
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2018-08-11 05:32:45 +00:00
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Vector2i operator-() const;
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bool operator<(const Vector2i &p_vec2) const { return (x == p_vec2.x) ? (y < p_vec2.y) : (x < p_vec2.x); }
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bool operator>(const Vector2i &p_vec2) const { return (x == p_vec2.x) ? (y > p_vec2.y) : (x > p_vec2.x); }
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2020-02-22 03:26:41 +00:00
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bool operator<=(const Vector2i &p_vec2) const { return x == p_vec2.x ? (y <= p_vec2.y) : (x < p_vec2.x); }
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bool operator>=(const Vector2i &p_vec2) const { return x == p_vec2.x ? (y >= p_vec2.y) : (x > p_vec2.x); }
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2018-08-11 05:32:45 +00:00
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bool operator==(const Vector2i &p_vec2) const;
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bool operator!=(const Vector2i &p_vec2) const;
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2020-02-22 03:26:41 +00:00
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real_t aspect() const { return width / (real_t)height; }
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Vector2i sign() const { return Vector2i(SGN(x), SGN(y)); }
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Vector2i abs() const { return Vector2i(ABS(x), ABS(y)); }
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2021-02-01 05:10:52 +00:00
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Vector2i clamp(const Vector2i &p_min, const Vector2i &p_max) const;
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2018-08-11 05:32:45 +00:00
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operator String() const { return String::num(x) + ", " + String::num(y); }
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operator Vector2() const { return Vector2(x, y); }
|
2020-05-12 15:01:17 +00:00
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inline Vector2i() {}
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2018-08-11 05:32:45 +00:00
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inline Vector2i(const Vector2 &p_vec2) {
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2021-01-22 10:36:48 +00:00
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x = (int32_t)p_vec2.x;
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y = (int32_t)p_vec2.y;
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2018-08-11 05:32:45 +00:00
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}
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2021-01-22 10:36:48 +00:00
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inline Vector2i(int32_t p_x, int32_t p_y) {
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2018-08-11 05:32:45 +00:00
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x = p_x;
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y = p_y;
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}
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};
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2020-09-17 11:56:36 +00:00
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_FORCE_INLINE_ Vector2i operator*(const int32_t &p_scalar, const Vector2i &p_vector) {
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return p_vector * p_scalar;
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}
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_FORCE_INLINE_ Vector2i operator*(const int64_t &p_scalar, const Vector2i &p_vector) {
|
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|
|
return p_vector * p_scalar;
|
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|
}
|
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|
_FORCE_INLINE_ Vector2i operator*(const float &p_scalar, const Vector2i &p_vector) {
|
|
|
|
return p_vector * p_scalar;
|
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|
}
|
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|
_FORCE_INLINE_ Vector2i operator*(const double &p_scalar, const Vector2i &p_vector) {
|
|
|
|
return p_vector * p_scalar;
|
|
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|
}
|
|
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|
|
2018-08-11 05:32:45 +00:00
|
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|
typedef Vector2i Size2i;
|
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|
|
typedef Vector2i Point2i;
|
|
|
|
|
2018-05-07 21:33:25 +00:00
|
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|
#endif // VECTOR2_H
|