lerp.h

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#ifndef _GFX_LERP_H_
#define _GFX_LERP_H_

#include <assert.h>
#include "vec.h"
#include "quaternion.h"

//Interpolates A and B, but does not cap the interpolation to less than 1.0
Transformation linear_interpolate_uncapped( const Transformation &a, const Transformation &b, double blend );

//Interpolates between the transformations A and B.  Caps the blending factor at 1.0, but not at 0.0
inline Transformation linear_interpolate( const Transformation &a, const Transformation &b, double blend )
{
    return linear_interpolate_uncapped( a, b, ( (blend > 1.0) ? 1.0 : blend ) );
}

#endif