more vect operators
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@@ -4,10 +4,9 @@
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#include <cmath>
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namespace td {
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namespace maths {
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//////////////////////////////////////////////////////////////////
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// Vectors //
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// Operators //
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//////////////////////////////////////////////////////////////////
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template<typename T>
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@@ -16,13 +15,18 @@ Vec2<T> operator+(const Vec2<T>& vect, const Vec2<T>& other) {
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}
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template<typename T>
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Vec3<T> operator- (const Vec3<T>& vect) {
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return { -vect.x, -vect.y, -vect.z };
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Vec2<T> operator- (const Vec2<T>& vect) {
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return { -vect.x, -vect.y };
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}
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template<typename T>
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Vec4<T> operator- (const Vec4<T>& vect) {
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return { -vect.x, -vect.y, -vect.z, -vect.w };
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Vec2<T> operator- (const Vec2<T>& vect, const Vec2<T>& other) {
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return vect + (-other);
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}
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template<typename T>
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Vec3<T> operator- (const Vec3<T>& vect) {
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return { -vect.x, -vect.y, -vect.z };
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}
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template<typename T>
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@@ -35,6 +39,27 @@ Vec3<T> operator- (const Vec3<T>& vect, const Vec3<T>& other) {
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return vect + (-other);
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}
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template<typename T>
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Vec4<T> operator- (const Vec4<T>& vect) {
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return { -vect.x, -vect.y, -vect.z, -vect.w };
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}
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template<typename T>
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Vec4<T> operator+ (const Vec4<T>& vect, const Vec4<T>& other) {
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return { vect.x + other.x, vect.y + other.y, vect.z + other.y, vect.w + other.w };
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}
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template<typename T>
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Vec4<T> operator- (const Vec4<T>& vect, const Vec4<T>& other) {
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return vect + (-other);
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}
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//////////////////////////////////////////////////////////////////
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// Vectors //
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//////////////////////////////////////////////////////////////////
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namespace maths {
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template<typename T>
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T Length(const Vec3<T>& vect) {
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return std::sqrt(vect.x * vect.x + vect.y * vect.y + vect.z * vect.z);
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