Create an identity dual quaternion.
The first real component of this dual quaternion.
The second real component of this dual quaternion.
The third real component of this dual quaternion.
The fourth real component of this dual quaternion.
The first dual component of this dual quaternion.
The second dual component of this dual quaternion.
The third dual component of this dual quaternion.
The fourth dual component of this dual quaternion.
Readonly
BYTES_The size in bytes of each element in the array.
Readonly
[toReadonly
bufferThe ArrayBuffer instance referenced by the array.
Readonly
byteThe length in bytes of the array.
Readonly
byteThe offset in bytes of the array.
Readonly
lengthThe length of the array.
Static
Readonly
BYTES_The size in bytes of each element in the array.
Get the magnitude (length) of this dual quaternion.
Get the squared magnitude (length) of this dual quaternion.
Add another dual quaternion to this one.
The other dual quaternion.
The dual quaternion to store the result in.
The sum.
Copy the values from this dual quaternion to another one.
The dual quaternion to store the result in.
The copy.
Calculate the conjugate of this dual quaternion. If this dual quaternion is normalized, this is equivalent to its inverse and faster to calculate.
The dual quaternion to store the result in.
The conjugate.
Copy the values from another dual quaternion to this one.
The dual quaternion to copy.
This dual quaternion.
Returns the this object after copying a section of the array identified by start and end to the same array starting at position target
If target is negative, it is treated as length+target where length is the length of the array.
If start is negative, it is treated as length+start. If end is negative, it is treated as length+end.
Optional
end: numberIf not specified, length of the this object is used as its default value.
Calculate the dot product of this and another dual quaternion.
The other dual quaternion.
The dot product.
Determine whether or not this dual quaternion is roughly equivalent to another.
The other dual quaternion.
Whether or not the dual quaternions are equivalent.
Determines whether all the members of an array satisfy the specified test.
A function that accepts up to three arguments. The every method calls the predicate function for each element in the array until the predicate returns a value which is coercible to the Boolean value false, or until the end of the array.
Optional
thisArg: anyAn object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.
Determine whether or not this dual quaternion is exactly equivalent to another.
The other dual quaternion.
Whether or not the dual quaternions are equivalent.
Changes all array elements from start
to end
index to a static value
and returns the modified array
value to fill array section with
Optional
start: numberindex to start filling the array at. If start is negative, it is treated as length+start where length is the length of the array.
Optional
end: numberindex to stop filling the array at. If end is negative, it is treated as length+end.
Returns the elements of an array that meet the condition specified in a callback function.
A function that accepts up to three arguments. The filter method calls the predicate function one time for each element in the array.
Optional
thisArg: anyAn object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.
Returns the value of the first element in the array where predicate is true, and undefined otherwise.
find calls predicate once for each element of the array, in ascending order, until it finds one where predicate returns true. If such an element is found, find immediately returns that element value. Otherwise, find returns undefined.
Optional
thisArg: anyIf provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.
Returns the index of the first element in the array where predicate is true, and -1 otherwise.
find calls predicate once for each element of the array, in ascending order, until it finds one where predicate returns true. If such an element is found, findIndex immediately returns that element index. Otherwise, findIndex returns -1.
Optional
thisArg: anyIf provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.
Returns the value of the last element in the array where predicate is true, and undefined otherwise.
findLast calls predicate once for each element of the array, in descending order, until it finds one where predicate returns true. If such an element is found, findLast immediately returns that element value. Otherwise, findLast returns undefined.
Optional
thisArg: anyIf provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.
Optional
thisArg: anyReturns the index of the last element in the array where predicate is true, and -1 otherwise.
findLastIndex calls predicate once for each element of the array, in descending order, until it finds one where predicate returns true. If such an element is found, findLastIndex immediately returns that element index. Otherwise, findLastIndex returns -1.
Optional
thisArg: anyIf provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.
Performs the specified action for each element in an array.
A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the array.
Optional
thisArg: anyAn object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
Get the dual part of this dual quaternion.
The quaternion to store the result in.
The dual part.
Get the real part of this dual quaternion.
The quaternion to store the result in.
The real part.
Determines whether an array includes a certain element, returning true or false as appropriate.
The element to search for.
Optional
fromIndex: numberThe position in this array at which to begin searching for searchElement.
Returns the index of the first occurrence of a value in an array.
The value to locate in the array.
Optional
fromIndex: numberThe array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.
Calculate the inverse of this dual quaternion. If this dual quaternion is normalized, the conjugate is equivalent and faster to calculate.
The dual quaternion to store the result in.
The inverse.
Adds all the elements of an array separated by the specified separator string.
Optional
separator: stringA string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma.
Returns the index of the last occurrence of a value in an array.
The value to locate in the array.
Optional
fromIndex: numberThe array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.
Perform a linear interpolation between this and another dual quaternion.
The other dual quaternion.
The interpolation amount in [0,1]
.
The dual quaternion to store the result in.
The interpolated value.
Calls a defined callback function on each element of an array, and returns an array that contains the results.
A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array.
Optional
thisArg: anyAn object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.
Multiply this dual quaternion by another one.
The other dual quaternion.
The dual quaternion to store the result in.
The product.
Normalize this dual quaternion.
The dual quaternion to store the result in.
The normalized dual quaternion.
Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.
A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array.
Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.
A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array.
If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value.
Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.
A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array.
Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.
A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array.
If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value.
Rotate this dual quaternion around an axis.
The axis.
The angle of the rotation in radians.
The dual quaternion to store the result in.
A normalized dual quaternion.
Multiply this dual quaternion by a quaternion.
The quaternion.
The dual quaternion to store the result in.
The rotated dual quaternion.
Multiply a quaternion by this dual quaternion.
The quaternion.
The dual quaternion to store the result in.
The rotated dual quaternion.
Rotate this dual quaternion around the X-axis.
The angle to rotate by in radians.
The dual quaternion to store the result in.
The rotated dual quaternion.
Rotate this dual quaternion around the Y-axis.
The angle to rotate by in radians.
The dual quaternion to store the result in.
The rotated dual quaternion.
Rotate this dual quaternion around the Z-axis.
The angle to rotate by in radians.
The dual quaternion to store the result in.
The rotated dual quaternion.
Multiply this dual quaternion by a scalar.
The scalar.
The dual quaternion to store the result in.
The product.
Set the real part of this dual quaternion.
The quaternion.
Set the real part of this dual quaternion.
The quaternion.
Determines whether the specified callback function returns true for any element of an array.
A function that accepts up to three arguments. The some method calls the predicate function for each element in the array until the predicate returns a value which is coercible to the Boolean value true, or until the end of the array.
Optional
thisArg: anyAn object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.
Sorts an array.
Optional
compareFn: ((a: number, b: number) => number)Function used to determine the order of the elements. It is expected to return a negative value if first argument is less than second argument, zero if they're equal and a positive value otherwise. If omitted, the elements are sorted in ascending order.
[11,2,22,1].sort((a, b) => a - b)
Gets a new Float32Array view of the ArrayBuffer store for this array, referencing the elements at begin, inclusive, up to end, exclusive.
Optional
begin: numberThe index of the beginning of the array.
Optional
end: numberThe index of the end of the array.
Copies and sorts the array.
Optional
compareFn: ((a: number, b: number) => number)Function used to determine the order of the elements. It is expected to return a negative value if the first argument is less than the second argument, zero if they're equal, and a positive value otherwise. If omitted, the elements are sorted in ascending order.
const myNums = Float32Array.from([11.25, 2, -22.5, 1]);
myNums.toSorted((a, b) => a - b) // Float32Array(4) [-22.5, 1, 2, 11.5]
Translate this dual quaternion by the given vector.
The vector.
The dual quaternion to store the result in.
The translated dual quaternion.
Copies the array and inserts the given number at the provided index.
The index of the value to overwrite. If the index is negative, then it replaces from the end of the array.
The value to insert into the copied array.
A copy of the original array with the inserted value.
Static
fromCreates an array from an array-like or iterable object.
An array-like or iterable object to convert to an array.
Creates an array from an array-like or iterable object.
Creates an array from an array-like or iterable object.
An array-like or iterable object to convert to an array.
Optional
mapfn: ((v: number, k: number) => number)A mapping function to call on every element of the array.
Optional
thisArg: anyValue of 'this' used to invoke the mapfn.
Static
fromCreate a dual quaternion from the given four-by-four matrix.
The matrix.
The dual quaternion to store the result in.
The dual quaternion.
Static
fromCreate a dual quaternion from the given quaternion.
The quaternion.
The dual quaternion to store the result in.
The dual quaternion.
Static
fromCreate a dual quaternion from the given quaternion and translation.
The quaternion.
The translation.
The dual quaternion to store the result in.
The dual quaternion.
Static
fromCreate a dual quaternion from the given translation.
The translation.
The dual quaternion to store the result in.
The dual quaternion.
Static
fromCreate a dual quaternion with the given values.
The first real component.
The second real component.
The third real component.
The fourth real component.
The first dual component.
The second dual component.
The third dual component.
The fourth dual component.
The dual quaternion to store the result in.
A new dual quaternion.
Static
of
A complex number that is commonly used to describe transformations.
See
Dual quaternion