88 |
|
|
89 |
|
/** Constructs and initializes a Vector from an array */ |
90 |
|
inline Vector( double* v) { |
91 |
< |
for (unsigned int i = 0; i < Dim; i++) |
92 |
< |
data_[i] = v[i]; |
91 |
> |
for (unsigned int i = 0; i < Dim; i++) |
92 |
> |
data_[i] = v[i]; |
93 |
|
} |
94 |
|
|
95 |
|
/** |
179 |
|
* @param v1 the other vector |
180 |
|
*/ |
181 |
|
inline void add( const Vector<Real, Dim>& v1 ) { |
182 |
< |
for (unsigned int i = 0; i < Dim; i++) |
183 |
< |
data_[i] += v1.data_[i]; |
182 |
> |
for (unsigned int i = 0; i < Dim; i++) |
183 |
> |
data_[i] += v1.data_[i]; |
184 |
|
} |
185 |
|
|
186 |
|
/** |
189 |
|
* @param v2 the second vector |
190 |
|
*/ |
191 |
|
inline void add( const Vector<Real, Dim>& v1, const Vector<Real, Dim>& v2 ) { |
192 |
< |
for (unsigned int i = 0; i < Dim; i++) |
193 |
< |
data_[i] = v1.data_[i] + v2.data_[i]; |
192 |
> |
for (unsigned int i = 0; i < Dim; i++) |
193 |
> |
data_[i] = v1.data_[i] + v2.data_[i]; |
194 |
|
} |
195 |
|
|
196 |
|
/** |
217 |
|
* @param s the scalar value |
218 |
|
*/ |
219 |
|
inline void mul( double s ) { |
220 |
< |
for (unsigned int i = 0; i < Dim; i++) |
220 |
> |
for (unsigned int i = 0; i < Dim; i++) |
221 |
|
data_[i] *= s; |
222 |
|
} |
223 |
|
|
228 |
|
* @param v1 the vector |
229 |
|
*/ |
230 |
|
inline void mul( double s, const Vector<Real, Dim>& v1 ) { |
231 |
< |
for (unsigned int i = 0; i < Dim; i++) |
231 |
> |
for (unsigned int i = 0; i < Dim; i++) |
232 |
|
data_[i] = s * v1.data_[i]; |
233 |
|
} |
234 |
|
|
237 |
|
* @param s the scalar value |
238 |
|
*/ |
239 |
|
inline void div( double s) { |
240 |
< |
for (unsigned int i = 0; i < Dim; i++) |
240 |
> |
for (unsigned int i = 0; i < Dim; i++) |
241 |
|
data_[i] /= s; |
242 |
|
} |
243 |
|
|
247 |
|
* @param s the scalar value |
248 |
|
*/ |
249 |
|
inline void div( const Vector<Real, Dim>& v1, double s ) { |
250 |
< |
for (unsigned int i = 0; i < Dim; i++) |
250 |
> |
for (unsigned int i = 0; i < Dim; i++) |
251 |
|
data_[i] = v1.data_[i] / s; |
252 |
|
} |
253 |
|
|
287 |
|
* Returns the squared length of this vector. |
288 |
|
* @return the squared length of this vector |
289 |
|
*/ |
290 |
< |
inline double lengthSquared() { |
290 |
> |
inline double lengthSquare() { |
291 |
|
return dot(*this, *this); |
292 |
|
} |
293 |
|
|
298 |
|
len = length(); |
299 |
|
*this /= len; |
300 |
|
} |
301 |
+ |
|
302 |
+ |
/** |
303 |
+ |
* Tests if this vector is normalized |
304 |
+ |
* @return true if this vector is normalized, otherwise return false |
305 |
+ |
*/ |
306 |
+ |
inline bool isNormalized() const |
307 |
+ |
{ |
308 |
+ |
return lengthSquare() == 1.0; |
309 |
+ |
} |
310 |
|
|
311 |
|
protected: |
312 |
|
double data_[3]; |
414 |
|
*/ |
415 |
|
template<typename Real, unsigned int Dim> |
416 |
|
inline Real dot( const Vector<Real, Dim>& v1, const Vector<Real, Dim>& v2 ) { |
417 |
< |
Real tmp; |
418 |
< |
tmp = 0; |
417 |
> |
Real tmp; |
418 |
> |
tmp = 0; |
419 |
|
|
420 |
< |
for (unsigned int i = 0; i < Dim; i++) |
421 |
< |
tmp += v1[i] + v2[i]; |
422 |
< |
|
423 |
< |
return tmp; |
420 |
> |
for (unsigned int i = 0; i < Dim; i++) |
421 |
> |
tmp += v1[i] + v2[i]; |
422 |
> |
|
423 |
> |
return tmp; |
424 |
|
} |
425 |
|
|
426 |
|
/** |
451 |
|
* Write to an output stream |
452 |
|
*/ |
453 |
|
template<typename Real, unsigned int Dim> |
454 |
< |
std::ostream &operator<< ( std::ostream& o, const Vector<Real, Dim>& v1 ) { |
455 |
< |
|
454 |
> |
std::ostream &operator<< ( std::ostream& o, const Vector<Real, Dim>& v) { |
455 |
> |
|
456 |
> |
o << "[" << v[0] << ", " << v[1] << ", " << v[2] << "]" << endl; |
457 |
|
return o; |
458 |
|
} |
459 |
|
|