diff options
Diffstat (limited to 'core/math/math_2d.h')
| -rw-r--r-- | core/math/math_2d.h | 92 |
1 files changed, 83 insertions, 9 deletions
diff --git a/core/math/math_2d.h b/core/math/math_2d.h index 60351445c..32e1bb915 100644 --- a/core/math/math_2d.h +++ b/core/math/math_2d.h @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */ +/* 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 */ @@ -187,6 +187,70 @@ _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; @@ -239,22 +303,31 @@ struct Rect2 { inline real_t distance_to(const Vector2 &p_point) const { - real_t dist = 1e20; + real_t dist; + bool inside = true; if (p_point.x < position.x) { - dist = MIN(dist, position.x - p_point.x); + real_t d = position.x - p_point.x; + dist = inside ? d : MIN(dist, d); + inside = false; } if (p_point.y < position.y) { - dist = MIN(dist, position.y - p_point.y); + real_t d = position.y - p_point.y; + dist = inside ? d : MIN(dist, d); + inside = false; } if (p_point.x >= (position.x + size.x)) { - dist = MIN(p_point.x - (position.x + size.x), dist); + real_t d = p_point.x - (position.x + size.x); + dist = inside ? d : MIN(dist, d); + inside = false; } if (p_point.y >= (position.y + size.y)) { - dist = MIN(p_point.y - (position.y + size.y), dist); + real_t d = p_point.y - (position.y + size.y); + dist = inside ? d : MIN(dist, d); + inside = false; } - if (dist == 1e20) + if (inside) return 0; else return dist; @@ -336,9 +409,10 @@ struct Rect2 { g.size.height += p_by * 2; return g; } + inline Rect2 grow_margin(Margin p_margin, real_t p_amount) const { Rect2 g = *this; - g.grow_individual((MARGIN_LEFT == p_margin) ? p_amount : 0, + g = g.grow_individual((MARGIN_LEFT == p_margin) ? p_amount : 0, (MARGIN_TOP == p_margin) ? p_amount : 0, (MARGIN_RIGHT == p_margin) ? p_amount : 0, (MARGIN_BOTTOM == p_margin) ? p_amount : 0); |