vector2

类位于 Infernux.math

描述

二维向量，包含 x 和 y 分量。

description

属性

名称 类型 描述
zero Vector2 Vector2(0, 0)。
one Vector2 Vector2(1, 1)。
up Vector2 Vector2(0, 1)。
down Vector2 Vector2(0, -1)。
left Vector2 Vector2(-1, 0)。
right Vector2 Vector2(1, 0)。
positive_infinity Vector2 Shorthand for writing vector2(inf, inf).
negative_infinity Vector2 Shorthand for writing vector2(-inf, -inf).

properties

静态方法

方法 描述
static vector2.angle(a: Vector2, b: Vector2) → float 计算两个向量之间的角度。
static vector2.clamp_magnitude(v: Vector2, max_length: float) → Vector2 Return a copy of the vector with its magnitude clamped.
static vector2.cross(a: Vector2, b: Vector2) → float Return the 2D cross product (z-component of 3D cross).
static vector2.distance(a: Vector2, b: Vector2) → float 计算两点之间的距离。
static vector2.dot(a: Vector2, b: Vector2) → float 计算两个向量的点积。
static vector2.lerp(a: Vector2, b: Vector2, t: float) → Vector2 在两个向量之间线性插值。
static vector2.lerp_unclamped(a: Vector2, b: Vector2, t: float) → Vector2 Linearly interpolate between two vectors without clamping t.
static vector2.max(a: Vector2, b: Vector2) → Vector2 Return a vector made from the largest components of two vectors.
static vector2.min(a: Vector2, b: Vector2) → Vector2 Return a vector made from the smallest components of two vectors.
static vector2.move_towards(current: Vector2, target: Vector2, max_delta: float) → Vector2 Move current towards target by at most max_delta.
static vector2.normalize(v: Vector2) → Vector2 将此向量单位化。
static vector2.perpendicular(v: Vector2) → Vector2 Return the 2D vector perpendicular to this vector.
static vector2.reflect(direction: Vector2, normal: Vector2) → Vector2 Reflect a vector off the surface defined by a normal.
static vector2.scale(a: Vector2, b: Vector2) → Vector2 Multiply two vectors component-wise.
static vector2.signed_angle(a: Vector2, b: Vector2) → float Return the signed angle in degrees between two vectors.
static vector2.smooth_damp(current: Vector2, target: Vector2, current_velocity: Vector2, smooth_time: float, max_speed: float, delta_time: float) → Vector2 Gradually change a vector towards a desired goal over time.
static vector2.magnitude(v: Vector2) → float 向量的长度。
static vector2.sqr_magnitude(v: Vector2) → float 向量长度的平方。

static_methods

示例

example 

# TODO: Add example for vector2

另请参阅

see_also