tesseract 4.1.1
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dotproduct.cpp
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1
2// File: dotproduct.h
3// Description: Native dot product function.
4//
5// (C) Copyright 2018, Google Inc.
6// Licensed under the Apache License, Version 2.0 (the "License");
7// you may not use this file except in compliance with the License.
8// You may obtain a copy of the License at
9// http://www.apache.org/licenses/LICENSE-2.0
10// Unless required by applicable law or agreed to in writing, software
11// distributed under the License is distributed on an "AS IS" BASIS,
12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13// See the License for the specific language governing permissions and
14// limitations under the License.
16
17#include "dotproduct.h"
18
19namespace tesseract {
20
21// Computes and returns the dot product of the two n-vectors u and v.
22double DotProductNative(const double* u, const double* v, int n) {
23 double total = 0.0;
24 for (int k = 0; k < n; ++k) total += u[k] * v[k];
25 return total;
26}
27
28} // namespace tesseract
double DotProductNative(const double *u, const double *v, int n)
Definition: dotproduct.cpp:22