varying vec2 TEX0;

#if defined(VERTEX)

void main()
{
	TEX0 = vec2(gl_MultiTexCoord0.x, 1.0-gl_MultiTexCoord0.y)*1.0001;
	gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
}

#elif defined(FRAGMENT)

uniform sampler2D Texture;

void main()
{
	vec2 winsize = vec2(640.0,480.0);
	vec2 pixpos = TEX0 * winsize;
	float y = floor(pixpos.y);
	if (mod(y,4.0) == 0.0)
	{
		vec4 color = texture2D(Texture, TEX0);
		vec4 blend = vec4(0.8, 0.8, 0.8, 1.0);
		gl_FragColor = color * blend;
	}
	else
	{
		gl_FragColor = texture2D(Texture, TEX0);
	}
}

#endif