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#pragma once
#include <string>
#include "math/Quaternion.h"
class Entity;
/// Nine-element matrix representing a rotation in 3D space
class RotationMatrix
{
public:
float rotation[9];
RotationMatrix()
{
setIdentity();
}
/**
* Cast to float*, also enables operator[].
*/
operator float* () {
return rotation;
}
/**
* Cast to const float* to provide operator[] for const objects.
*/
operator const float* () const {
return rotation;
}
// Reverts this rotation to the identity matrix
void setIdentity();
void readFromString(const std::string& value);
void writeToEntity(Entity* entity, const std::string& key = "rotation") const;
// Returns the string representation of this rotation
// suitable for writing it to the entity's key/value pairs.
std::string getRotationKeyValue() const;
Matrix4 getMatrix4() const;
void setFromMatrix4(const Matrix4& matrix);
// Assignment operator
const RotationMatrix& operator=(const RotationMatrix& other);
void rotate(const Quaternion& rotate);
void setFromAngleString(const std::string& value);
};
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