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34 lines
907 B
Go
34 lines
907 B
Go
// Copyright ©2015 The gonum Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package testlapack
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import (
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"fmt"
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"strings"
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)
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// This file implements types for helping to convert to Fortran testing capabilities.
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// fortran64 is a float64 type that prints as a double precision constant in
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// Fortran format.
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type fortran64 float64
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func (f fortran64) String() string {
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// Replace exponent with D
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s := fmt.Sprintf("%0.16E", f)
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s = strings.Replace(s, "E", "D", 1)
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return s
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}
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// printFortranArray prints a Go slice as an array that can be copied into a
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// fortran script.
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func printFortranArray(z []float64, name string) {
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fmt.Printf("%s(1:%d) = (/%v, &\n", name, len(z), fortran64(z[0]))
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for i := 1; i < len(z)-1; i++ {
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fmt.Printf("%v, &\n", fortran64(z[i]))
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}
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fmt.Printf("%s/)\n", fortran64(z[len(z)-1]))
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}
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