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Move the operators out of the class definition so that we can derive from Vectors.

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This commit is contained in:
Pavel Krajcevski 2013-10-08 15:06:20 -04:00
parent 4baf2ce311
commit 473a1c1869
1 changed files with 84 additions and 83 deletions
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167
Base/include/VectorBase.h
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@ -51,6 +51,8 @@ namespace FasTC {
} }
} }
static const int Size = N;
// Accessors // Accessors
T &operator()(int idx) { return vec[idx]; } T &operator()(int idx) { return vec[idx]; }
T &operator[](int idx) { return vec[idx]; } T &operator[](int idx) { return vec[idx]; }
@ -71,89 +73,6 @@ namespace FasTC {
return VectorBase<_T, N>(vec); return VectorBase<_T, N>(vec);
} }
// Operators
template<typename _T>
VectorBase<T, N> operator+(const VectorBase<_T, N> &v) const {
VectorBase a;
for(int i = 0; i < N; i++)
a.vec[i] = v(i) + vec[i];
return a;
}
template<typename _T>
VectorBase<T, N> &operator+=(const VectorBase<_T, N> &v) const {
for(int i = 0; i < N; i++)
vec[i] += v(i);
return *this;
}
template<typename _T>
VectorBase<T, N> operator-(const VectorBase<_T, N> &v) const {
VectorBase<T, N> a;
for(int i = 0; i < N; i++)
a(i) = vec[i] - v[i];
return a;
}
template<typename _T>
VectorBase<T, N> &operator-=(const VectorBase<_T, N> &v) const {
for(int i = 0; i < N; i++) {
vec[i] -= v[i];
}
return *this;
}
template<typename _T>
VectorBase<T, N> &operator=(const VectorBase<_T, N> &v) {
for(int i = 0; i < N; i++)
vec[i] = v[i];
return *this;
}
template<typename _T>
VectorBase<T, N> operator*(const _T s) const {
VectorBase<T, N> a;
for(int i = 0; i < N; i++)
a[i] = vec[i] * s;
return a;
}
template<typename _T>
friend VectorBase<T, N> operator*(const _T s, const VectorBase<T, N> &v) {
VectorBase<T, N> a;
for(int i = 0; i < N; i++)
a[i] = v[i] * s;
return a;
}
template<typename _T>
VectorBase<T, N> operator/(const _T s) const {
VectorBase<T, N> a;
for(int i = 0; i < N; i++)
a[i] = vec[i] / s;
return a;
}
template<typename _T>
friend VectorBase<T, N> operator/(const _T s, const VectorBase<T, N> &v) {
VectorBase<T, N> a;
for(int i = 0; i < N; i++)
a[i] = v[i] / s;
return a;
}
template<typename _T>
void operator*=(const _T s) {
for(int i = 0; i < N; i++)
vec[i] *= s;
}
template<typename _T>
void operator/=(const _T s) {
for(int i = 0; i < N; i++)
vec[i] /= s;
}
// Vector operations // Vector operations
template<typename _T> template<typename _T>
T Dot(const VectorBase<_T, N> &v) const { T Dot(const VectorBase<_T, N> &v) const {
@ -166,6 +85,88 @@ namespace FasTC {
T LengthSq() const { return this->Dot(*this); } T LengthSq() const { return this->Dot(*this); }
T Length() const { return sqrt(LengthSq()); } T Length() const { return sqrt(LengthSq()); }
}; };
// Operators
template<typename VectorTypeOne, typename VectorTypeTwo>
static inline VectorTypeOne operator+(const VectorTypeOne &v1,
const VectorTypeTwo &v2) {
VectorTypeOne a;
for(int i = 0; i < VectorTypeOne::Size; i++)
a(i) = v1(i) + v2(i);
return a;
}
template<typename VectorTypeOne, typename VectorTypeTwo>
static inline VectorTypeOne &operator+=(VectorTypeOne &v1,
const VectorTypeTwo &v2) {
for(int i = 0; i < VectorTypeOne::Size; i++)
v1(i) += v2(i);
return v1;
}
template<typename VectorTypeOne, typename VectorTypeTwo>
static inline VectorTypeOne operator-(const VectorTypeOne &v1,
const VectorTypeTwo &v2) {
VectorTypeOne a;
for(int i = 0; i < VectorTypeOne::Size; i++)
a(i) = v1(i) - v2(i);
return a;
}
template<typename VectorTypeOne, typename VectorTypeTwo>
static inline VectorTypeOne &operator-=(VectorTypeOne &v1,
const VectorTypeTwo &v2) {
for(int i = 0; i < VectorTypeOne::Size; i++) {
v1(i) -= v2(i);
}
return v1;
}
template<typename VectorType, typename ScalarType>
static inline VectorType operator*(const VectorType &v, const ScalarType &s) {
VectorType a;
for(int i = 0; i < VectorType::Size; i++)
a(i) = v(i) * s;
return a;
}
template<typename VectorType, typename ScalarType>
static inline VectorType operator*(const ScalarType &s, const VectorType &v) {
VectorType a;
for(int i = 0; i < VectorType::Size; i++)
a(i) = v(i) * s;
return a;
}
template<typename VectorType, typename ScalarType>
static inline VectorType operator/(const VectorType &v, const ScalarType &s) {
VectorType a;
for(int i = 0; i < VectorType::Size; i++)
a(i) = v(i) / s;
return a;
}
template<typename VectorType, typename ScalarType>
static inline operator/(const ScalarType &s, const VectorType &v) {
VectorType a;
for(int i = 0; i < VectorType::Size; i++)
a(i) = v(i) / s;
return a;
}
template<typename VectorType, typename ScalarType>
static inline VectorType &operator*=(VectorType &v, const ScalarType &s) {
for(int i = 0; i < VectorType::Size; i++)
v(i) *= s;
return v;
}
template<typename VectorType, typename ScalarType>
static inline VectorType &operator/=(VectorType &v, const ScalarType &s) {
for(int i = 0; i < VectorType::Size; i++)
v(i) /= s;
return v;
}
}; };
#endif // BASE_INCLUDE_VECTORBASE_H_ #endif // BASE_INCLUDE_VECTORBASE_H_