nuclear@0: varying vec3 vpos, ldir, norm;
nuclear@0: 
nuclear@0: void main()
nuclear@0: {
nuclear@0: 	vec3 n = normalize(norm);
nuclear@0: 	vec3 l = normalize(ldir);
nuclear@0: 	vec3 v = -normalize(vpos);
nuclear@0: 	vec3 h = normalize(v + l);
nuclear@0: 
nuclear@0: 	const vec3 kd = vec3(0.42, 0.6, 0.43);
nuclear@0: 
nuclear@0: 	float diff = abs(dot(n, l));
nuclear@0: 	float spec = pow(abs(dot(n, h)), 60.0);
nuclear@0: 
nuclear@0: 	vec3 dcol = kd * diff;
nuclear@0: 	vec3 scol = vec3(0.8, 0.8, 0.8) * spec;
nuclear@0: 
nuclear@0: 	gl_FragColor = vec4(dcol + scol, 1.0);
nuclear@0: }