Revision 651c5f56 utility/vector.h
| utility/vector.h | ||
|---|---|---|
| 81 | 81 |
double magnitude() const |
| 82 | 82 |
{
|
| 83 | 83 |
double res = 0; |
| 84 |
int i; |
|
| 85 |
for(i = 0; i < N; i++) |
|
| 86 |
res += (p_vec[i] * p_vec[i]); |
|
| 84 |
for (int i = 0; i < N; i++) |
|
| 85 |
res += p_vec[i] * p_vec[i]; |
|
| 87 | 86 |
|
| 88 | 87 |
if(isnan(res)) |
| 89 | 88 |
return 0; |
| ... | ... | |
| 106 | 105 |
double dot(const Vector& v) const |
| 107 | 106 |
{
|
| 108 | 107 |
double ret = 0; |
| 109 |
int i; |
|
| 110 |
for(i = 0; i < N; i++) |
|
| 108 |
for (int i = 0; i < N; i++) |
|
| 111 | 109 |
ret += p_vec[i] * v.p_vec[i]; |
| 112 | 110 |
|
| 113 | 111 |
return ret; |
| ... | ... | |
| 213 | 211 |
|
| 214 | 212 |
|
| 215 | 213 |
private: |
| 216 |
double p_vec[N];
|
|
| 214 |
double p_vec[N]; |
|
| 217 | 215 |
}; |
| 218 | 216 |
|
| 219 | 217 |
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