// simple linear wind blur effect for hammer spin

void main()
{
	vec4 res = vec4(0.);
	float d = Speed*.002;
	float w = 1.2;
	vec2 s = TexCoord;
	float sum = 0.;
	for ( int i=0; i<64; i++ )
	{
		res += w*texture(InputTexture,s);
		sum += w;
		w *= .95;
		s.x -= d;
	}
	res /= sum;
	FragColor = mix(texture(InputTexture,TexCoord),vec4(res.rgb,1.),Fade*.75);
}