61 lines
No EOL
918 B
C++
61 lines
No EOL
918 B
C++
#include "Vector.h"
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Vector::Vector(double x, double y, double z)
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: mX(x),
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mY(y),
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mZ(z)
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{
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updateLength();
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}
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Vector::~Vector()
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{
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};
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double Vector::getX() const
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{
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return mX;
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}
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double Vector::getY() const
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{
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return mY;
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}
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double Vector::getZ() const
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{
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return mZ;
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}
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double Vector::getLength() const
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{
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return mLength;
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}
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double Vector::dotProduct(const Vector& v) const
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{
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return mX * v.mX + mY * v.mY + mZ * v.mZ;
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}
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Vector Vector::crossProduct(const Vector& v) const
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{
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return Vector(v.mY * mZ - v.mZ * mY, v.mZ * mX - v.mX * mZ, v.mX * mY - v.mY * mX);
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}
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Vector Vector::getNormalized() const
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{
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return Vector(mX / mLength, mY / mLength, mZ / mLength);
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}
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void Vector::scale(double x, double y, double z)
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{
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mX = x * mX;
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mY = y * mY;
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mZ = z * mZ;
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updateLength();
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}
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void Vector::updateLength()
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{
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mLength = std::sqrt(mX * mX + mY * mY + mZ * mZ);
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} |