| Bill Yi | 4e213d5 | 2015-06-23 13:53:11 -0700 | [diff] [blame] | 1 | /* Compute the sum of the squares of a vector of signed shorts |
| 2 | |||||
| 3 | * Portable C version | ||||
| 4 | * Copyright 2004 Phil Karn, KA9Q | ||||
| 5 | * May be used under the terms of the GNU Lesser General Public License (LGPL) | ||||
| 6 | */ | ||||
| 7 | |||||
| 8 | unsigned long long sumsq_port(signed short *in,int cnt){ | ||||
| 9 | long long sum = 0; | ||||
| 10 | int i; | ||||
| 11 | |||||
| 12 | for(i=0;i<cnt;i++){ | ||||
| 13 | sum += (int)in[i] * (int)in[i]; | ||||
| 14 | } | ||||
| 15 | return sum; | ||||
| 16 | } | ||||