cpuvec class

Storage and methods for CPU vector data.

Details

Data is held in an external pointer.

Methods

Public methods

• cpuvecR6$new()

• cpuvecR6$resize()

• cpuvecR6$inherit()

• cpuvecR6$dupe()

• cpuvecR6$info()

• cpuvecR6$print()

• cpuvecR6$fill_zero()

• cpuvecR6$fill_val()

• cpuvecR6$fill_linspace()

• cpuvecR6$scale()

• cpuvecR6$pow()

• cpuvecR6$rev()

• cpuvecR6$sum()

• cpuvecR6$min()

• cpuvecR6$max()

• cpuvecR6$get()

• cpuvecR6$set()

• cpuvecR6$size()

• cpuvecR6$data_ptr()

• cpuvecR6$get_type()

• cpuvecR6$get_type_str()

• cpuvecR6$get_class()

• cpuvecR6$to_robj()

• cpuvecR6$from_robj()

• cpuvecR6$clone()

---

Method new()

Usage

cpuvecR6$new(size = 0, type = "double")

Arguments

size

The length of the vector.

type

Storage type for the vector. Should be one of 'int', 'float', or 'double'.

Details

Class initializer. See also ?cpuvec.

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Method resize()

Usage

cpuvecR6$resize(size)

Arguments

size

The new length.

Details

Change the length of the vector object.

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Method inherit()

Usage

cpuvecR6$inherit(data)

Arguments

data

R vector.

Details

Set the data in the cpuvec object to point to the array in 'data'. See also ?as_cpuvec.

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Method dupe()

Usage

cpuvecR6$dupe()

Details

Duplicate the vector in a deep copy.

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Method info()

Usage

cpuvecR6$info()

Details

Print one-line information about the vector.

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Method print()

Usage

cpuvecR6$print(ndigits = 4)

Arguments

ndigits

Number of decimal digits to print.

Details

Print the data.

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Method fill_zero()

Usage

cpuvecR6$fill_zero()

Details

Fill all entries with zero.

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Method fill_val()

Usage

cpuvecR6$fill_val(v)

Arguments

v

Value to set all entries to.

Details

Fill all entries with supplied value.

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Method fill_linspace()

Usage

cpuvecR6$fill_linspace(start, stop)

Arguments

start, stop

Beginning/end of the linear spacing.

Details

Fill the vector (column-wise) with linearly-spaced values.

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Method scale()

Usage

cpuvecR6$scale(s)

Arguments

s

Value to scale all entries by.

Details

Scale all entries by the supplied value.

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Method pow()

Usage

cpuvecR6$pow(s)

Arguments

p

Value to raise all entries to.

Details

Exponentiate all entries by the supplied value.

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Method rev()

Usage

cpuvecR6$rev()

Details

Reverse rows.

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Method sum()

Usage

cpuvecR6$sum()

Details

Sum the vector.

Returns

Returns the sum.

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Method min()

Usage

cpuvecR6$min()

Details

Finds the minimum value of the vector.

Returns

Returns the min.

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Method max()

Usage

cpuvecR6$max()

Details

Finds the maximum value of the vector.

Returns

Returns the max.

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Method get()

Usage

cpuvecR6$get(i)

Arguments

i

Index (0-based).

Details

Get element from the vector.

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Method set()

Usage

cpuvecR6$set(i, v)

Arguments

i

Index (0-based).

v

Value.

Details

Set element of the vector.

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Method size()

Usage

cpuvecR6$size()

Details

Returns length of the vector.

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Method data_ptr()

Usage

cpuvecR6$data_ptr()

Details

Returns the external pointer data. For developers only.

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Method get_type()

Usage

cpuvecR6$get_type()

Details

Returns the integer code for the underlying storage type. For developers only.

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Method get_type_str()

Usage

cpuvecR6$get_type_str()

Details

Returns the string code for the underlying storage type. For developers only.

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Method get_class()

Usage

cpuvecR6$get_class()

Details

Returns the integer code the class type, in this case CLASS_VEC.

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Method to_robj()

Usage

cpuvecR6$to_robj()

Details

Returns an R vector containing a copy of the class data.

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Method from_robj()

Usage

cpuvecR6$from_robj(robj)

Arguments

robj

R vector.

Details

Copies the values of the input to the class data. See also ?as_cpuvec.

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Method clone()

The objects of this class are cloneable with this method.

Usage

cpuvecR6$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.