/*!
* \brief Fast arc tangent using table lookup and linear interpolation
- * \ingroup math
+ * \ingroup misc
*
* \param y component of input vector
* \param x component of input vector
static inline float gr_clip(float x, float clip)
{
- float y;
+ float y = x;
if(x > clip)
y = clip;
else if(x < -clip)