30 lines
820 B
Go
30 lines
820 B
Go
// Copyright (c) 2014 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package scorer
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import (
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"math"
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)
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var SqrtCache []float64
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const MaxSqrtCache = 64
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func init() {
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SqrtCache = make([]float64, MaxSqrtCache)
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for i := 0; i < MaxSqrtCache; i++ {
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SqrtCache[i] = math.Sqrt(float64(i))
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}
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}
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