bleve/search/scorer/sqrt_cache.go

//  Copyright (c) 2014 Couchbase, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// 		http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package scorer

import (
	"math"
)

var SqrtCache []float64

const MaxSqrtCache = 64

func init() {
	SqrtCache = make([]float64, MaxSqrtCache)
	for i := 0; i < MaxSqrtCache; i++ {
		SqrtCache[i] = math.Sqrt(float64(i))
	}
}