scaleGPU: scalegpu

In yuanli22/RCUDA: GPU Enabled BLAS, LAPACK, Statistical Functions and Random Number Generators

Description

This function scales the given vector/matrix by a scalar by using CUDA cublas function cublasDcopy

Usage

scalegpu(input, alpha)

Arguments

input	list consisting of R external GPU pointer and dimension
alpha	scale factor

Value

scaled vector/matrix, a list consisting of

• ptr: GPU pointer

• m: number of rows

• n: number of columns

See Also

expgpu

Examples

a <- 1:4
b <- 2
a_gpu <- creategpu(a)
scalegpu(a_gpu, b) -> b_gpu
gathergpu(b_gpu)

yuanli22/RCUDA documentation built on May 4, 2019, 6:35 p.m.