vec4 library

Constants

dist → const double Function(List<double> a, List<double> b)

Alias for {@link vec4.distance} @function

div → const List<double> Function(List<double> out, List<double> a, List<double> b)

Alias for {@link vec4.divide} @function

len → const double Function(List<double> a)

Alias for {@link vec4.length} @function

mul → const List<double> Function(List<double> out, List<double> a, List<double> b)

Alias for {@link vec4.multiply} @function

sqrDist → const double Function(List<double> a, List<double> b)

Alias for {@link vec4.squaredDistance} @function

sqrLen → const double Function(List<double> a)

Alias for {@link vec4.squaredLength} @function

sub → const List<double> Function(List<double> out, List<double> a, List<double> b)

Alias for {@link vec4.subtract} @function

Properties

forEach → List<double> Function(List<double> a, int? stride, int? offset, int? count, dynamic fn, dynamic arg)

Perform some operation over an array of vec4s.

final

Functions

add(List<double> out, List<double> a, List<double> b) → List<double>

Adds two vec4's

ceil(List<double> out, List<double> a) → List<double>

math.ceil the components of a vec4

clone(dynamic a) → List<double>

Creates a new vec4 initialized with values from an existing vector

copy(List<double> out, List<double> a) → List<double>

Copy the values from one vec4 to another

create() → List<double>

Creates a new, empty vec4

cross(List<double> out, List<double> u, List<double> v, List<double> w) → List<double>

Returns the cross-product of three vectors in a 4-dimensional space

distance(List<double> a, List<double> b) → double

Calculates the euclidian distance between two vec4's

divide(List<double> out, List<double> a, List<double> b) → List<double>

Divides two vec4's

dot(dynamic a, dynamic b) → List<double>

Calculates the dot product of two vec4's

equals(List<double> a, List<double> b) → bool

Returns whether or not the vectors have approximately the same elements in the same position.

exactEquals(List<double> a, List<double> b) → bool

Returns whether or not the vectors have exactly the same elements in the same position (when compared with ==)

floor(List<double> out, List<double> a) → List<double>

math.floor the components of a vec4

fromValues(double x, double y, double z, double w) → List<double>

Creates a new vec4 initialized with the given values

inverse(List<double> out, List<double> a) → List<double>

Returns the inverse of the components of a vec4

length(List<double> a) → double

Calculates the length of a vec4

lerp(List<double> out, List<double> a, List<double> b, double t) → List<double>

Performs a linear interpolation between two vec4's

max(List<double> out, List<double> a, List<double> b) → List<double>

Returns the maximum of two vec4's

min(List<double> out, List<double> a, List<double> b) → List<double>

Returns the minimum of two vec4's

multiply(List<double> out, List<double> a, List<double> b) → List<double>

Multiplies two vec4's

negate(List<double> out, List<double> a) → List<double>

Negates the components of a vec4

normalize(List<double> out, List<double> a) → List<double>

Normalize a vec4

random(List<double> out, double? scale) → List<double>

Generates a random vector with the given scale

round(List<double> out, List<double> a) → List<double>

math.round the components of a vec4

scale(List<double> out, List<double> a, double b) → List<double>

Scales a vec4 by a scalar number

scaleAndAdd(List<double> out, List<double> a, List<double> b, double scale) → List<double>

Adds two vec4's after scaling the second operand by a scalar value

set(List<double> out, double x, double y, double z, double w) → List<double>

Set the components of a vec4 to the given values

squaredDistance(List<double> a, List<double> b) → double

Calculates the squared euclidian distance between two vec4's

squaredLength(List<double> a) → double

Calculates the squared length of a vec4

str(List<double> a) → String

Returns a string representation of a vector

subtract(List<double> out, List<double> a, List<double> b) → List<double>

Subtracts vector b from vector a

transformMat4(List<double> out, List<double> a, List<double> m) → List<double>

Transforms the vec4 with a mat4.

transformQuat(List<double> out, List<double> a, List<double> q) → List<double>

Transforms the vec4 with a quat

zero(List<double> out) → List<double>

Set the components of a vec4 to zero