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6_17a20.c
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C/C++ Source or Header
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1993-08-08
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382b
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17 lines
* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
* The C++ Answer Book */
* Tony Hansen */
* All rights reserved. */
/ x = v1.dot(v2)
include <minmax.h>
loat vector::dot(vector& v2)
int l = min(p->length, v2.p->length);
float sum = 0;
float *f1 = p->f;
float *f2 = v2.p->f;
for (int i = 0; i < l; i++)
sum += *f1++ * *f2++;
return sum;