1varying vec2 texCoord;
 2uniform sampler2D tex;
 3
 4void main() {
 5	vec4 color = texture2D(tex, texCoord);
 6	vec3 arrayX[4];
 7	arrayX[0] = vec3(1.0, 0.2, 0.2);
 8	arrayX[1] = vec3(0.2, 1.0, 0.2);
 9	arrayX[2] = vec3(0.2, 0.2, 1.0);
10	arrayX[3] = vec3(0.4, 0.4, 0.4);
11	vec3 arrayY[4];
12	arrayY[0] = vec3(1.0, 1.0, 1.0);
13	arrayY[1] = vec3(1.0, 1.0, 1.0);
14	arrayY[2] = vec3(1.0, 1.0, 1.0);
15	arrayY[3] = vec3(0.9, 0.9, 0.9);
16	color.rgb = pow(color.rgb, vec3(1.6, 1.6, 1.6));
17	color.rgb *= arrayX[int(mod(texCoord.s * 960.0, 4.0))];
18	color.rgb *= arrayY[int(mod(texCoord.t * 640.0, 4.0))];
19	color.a = 0.8;
20	gl_FragColor = color;
21}