// Mitchell Filter Method Definitions float MitchellFilter::Evaluate(float x, float y) const { return Mitchell1D(x * invXWidth) * Mitchell1D(y * invYWidth); }
// Mitchell Filter Method Definitions Float MitchellFilter::Evaluate(const Point2f &p) const { return Mitchell1D(p.x * invRadius.x) * Mitchell1D(p.y * invRadius.y); }
real fltMitchell::getWeight(const vec2 &pos) const { return Mitchell1D(pos.x * mInvSize.x) * Mitchell1D(pos.y * mInvSize.y); }