source: data/branches/terrain/shaders/toon.frag @ 3864

// simple toon fragment shader
// www.lighthouse3d.com

varying vec3 normal, lightDir;

void main()
{
        float intensity;
        vec3 n;
        vec4 color;

        n = normalize(normal);
        intensity = max(dot(lightDir,n),0.0); 

/*      if (intensity > 0.98)
                color = vec4(0.8,0.8,0.8,1.0);
        else if (intensity > 0.5)
                color = vec4(0.8,0.4,0.4,1.0);  
        else if (intensity > 0.25)
                color = vec4(0.4,0.2,0.2,1.0);
        else*/
                color = vec4(normal,1.0);
 //vec4(0.1,0.1,0.1,1.0);               
                
        gl_FragColor = color;
}