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maths: restore DotProduct function missing after e5cf17a1a6

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This commit is contained in:
Sebastian Krzyszkowiak 2018-07-18 01:57:31 +02:00
parent 98eaf73f8c
commit fb7089b001
1 changed files with 8 additions and 0 deletions
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8
src/maths.c
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@ -27,6 +27,14 @@
#include <stdio.h>
#include <string.h>
SYMBOL_EXPORT double DotProduct(const double v[], const double u[], int n) {
float result = 0.0;
for (int i = 0; i < n; i++) {
result += v[i] * u[i];
}
return result;
}
SYMBOL_EXPORT double VectorLength(double x, double y, double z) {
return sqrt(pow(x, 2) + pow(y, 2) + pow(z, 2));
}