void RotateLeft(float rotationAngle)
{
var matrix = RotationMatrices.GetLeftHandMatrix(1, 0, 1, rotationAngle, 0f, 0f);
faceDir = transform.forward;
faceDir.z *= -1;
faceDir = MatrixDotVector(matrix, faceDir);
faceDir.z *= -1;
transform.forward = faceDir;
}
void RotateUp(float rotationAngle)
{
faceDir = transform.forward;
Vector3 projFaceDir = faceDir;
projFaceDir.y = 0f;
float angle = GetRotationAngle(new Vector3(0, 0, -1), projFaceDir) * Mathf.Deg2Rad;
var matrix = RotationMatrices.GetLeftHandMatrix(1, 0, 1, -angle, rotationAngle, angle);
//var matrix1 = RotationMatrices.GetLeftHandMatrix (1, 0, 1, angle, 0, 0);
//var matrix2 = RotationMatrices.GetLeftHandMatrix (1, 0, 1, 0, rotationAngle, 0);
//var matrix3 = RotationMatrices.GetLeftHandMatrix (1, 0, 1, 0, 0, -angle);
faceDir.z *= -1;
faceDir = MatrixDotVector(matrix, faceDir);
//faceDir = MatrixDotVector (matrix1, faceDir);
//faceDir = MatrixDotVector (matrix2, faceDir);
//faceDir = MatrixDotVector (matrix3, faceDir);
faceDir.z *= -1;
transform.forward = faceDir;
}
