blas/native: remove unused methods on general64
MODIFY
blas/native/general_double.go
blas/native/general_double.go
package native
import (
- "errors"
- "fmt"
"math"
)
-func newGeneral64(r, c int) general64 {
- return general64{
- data: make([]float64, r*c),
- rows: r,
- cols: c,
- stride: c,
- }
-}
-
type general64 struct {
data []float64
rows, cols int
stride int
}
-// adds element-wise into receiver. rows and columns must match
-func (g general64) add(h general64) {
- if debug {
- if g.rows != h.rows {
- panic("blas: row size mismatch")
- }
- if g.cols != h.cols {
- panic("blas: col size mismatch")
- }
- }
- for i := 0; i < g.rows; i++ {
- gtmp := g.data[i*g.stride : i*g.stride+g.cols]
- for j, v := range h.data[i*h.stride : i*h.stride+h.cols] {
- gtmp[j] += v
- }
- }
-}
-
-// at returns the value at the ith row and jth column. For speed reasons, the
-// rows and columns are not bounds checked.
-func (g general64) at(i, j int) float64 {
- if debug {
- if i < 0 || i >= g.rows {
- panic("blas: row out of bounds")
- }
- if j < 0 || j >= g.cols {
- panic("blas: col out of bounds")
- }
- }
- return g.data[i*g.stride+j]
-}
-
-func (g general64) check(c byte) error {
- if g.rows < 0 {
- return errors.New("blas: rows < 0")
- }
- if g.cols < 0 {
- return errors.New("blas: cols < 0")
- }
- if g.stride < 1 {
- return errors.New("blas: stride < 1")
- }
- if g.stride < g.cols {
- return errors.New("blas: illegal stride")
- }
- if (g.rows-1)*g.stride+g.cols > len(g.data) {
- return fmt.Errorf("blas: index of %c out of range", c)
- }
- return nil
-}
-
func (g general64) clone() general64 {
data := make([]float64, len(g.data))
copy(data, g.data)
@@ -87,21 +25,6 @@ func (g general64) clone() general64 {
}
}
-// assumes they are the same size
-func (g general64) copy(h general64) {
- if debug {
- if g.rows != h.rows {
- panic("blas: row mismatch")
- }
- if g.cols != h.cols {
- panic("blas: col mismatch")
- }
- }
- for k := 0; k < g.rows; k++ {
- copy(g.data[k*g.stride:(k+1)*g.stride], h.data[k*h.stride:(k+1)*h.stride])
- }
-}
-
func (g general64) equal(a general64) bool {
if g.rows != a.rows || g.cols != a.cols || g.stride != a.stride {
return false
@@ -114,34 +37,6 @@ func (g general64) equal(a general64) bool {
return true
}
-/*
-// print is to aid debugging. Commented out to avoid fmt import
-func (g general64) print() {
- fmt.Println("r = ", g.rows, "c = ", g.cols, "stride: ", g.stride)
- for i := 0; i < g.rows; i++ {
- fmt.Println(g.data[i*g.stride : (i+1)*g.stride])
- }
-
-}
-*/
-
-func (g general64) view(i, j, r, c int) general64 {
- if debug {
- if i < 0 || i+r > g.rows {
- panic("blas: row out of bounds")
- }
- if j < 0 || j+c > g.cols {
- panic("blas: col out of bounds")
- }
- }
- return general64{
- data: g.data[i*g.stride+j : (i+r-1)*g.stride+j+c],
- rows: r,
- cols: c,
- stride: g.stride,
- }
-}
-
func (g general64) equalWithinAbs(a general64, tol float64) bool {
if g.rows != a.rows || g.cols != a.cols || g.stride != a.stride {
return false

blas/native: remove unused methods on general64