54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
#ifndef LINEARACCELERATIONDATA_H
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#define LINEARACCELERATIONDATA_H
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#include <cmath>
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#include <sstream>
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/** data received from an accelerometer sensor */
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struct LinearAccelerationData {
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float x;
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float y;
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float z;
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LinearAccelerationData() : x(0), y(0), z(0) {;}
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LinearAccelerationData(const float x, const float y, const float z) : x(x), y(y), z(z) {;}
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float magnitude() const {
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return std::sqrt( x*x + y*y + z*z );
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}
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LinearAccelerationData& operator += (const LinearAccelerationData& o) {
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this->x += o.x;
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this->y += o.y;
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this->z += o.z;
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return *this;
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}
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LinearAccelerationData& operator -= (const LinearAccelerationData& o) {
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this->x -= o.x;
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this->y -= o.y;
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this->z -= o.z;
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return *this;
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}
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LinearAccelerationData operator - (const LinearAccelerationData& o) const {
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return LinearAccelerationData(x-o.x, y-o.y, z-o.z);
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}
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LinearAccelerationData operator / (const float val) const {
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return LinearAccelerationData(x/val, y/val, z/val);
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}
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std::string asString() const {
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std::stringstream ss;
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ss << "(" << x << "," << y << "," << z << ")";
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return ss.str();
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}
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};
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#endif // LINEARACCELERATIONDATA_H
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