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- precision highp float;
- varying vec3 v_normal;
- uniform vec4 u_diffuse;
- uniform vec4 u_specular;
- uniform float u_shininess;
- void main(void) {
- vec3 normal = normalize(v_normal);
- vec4 color = vec4(0., 0., 0., 0.);
- vec4 diffuse = vec4(0., 0., 0., 1.);
- vec4 specular;
- diffuse = u_diffuse;
- specular = u_specular;
- diffuse.xyz *= max(dot(normal,vec3(0.,0.,1.)), 0.);
- color.xyz += diffuse.xyz;
- color = vec4(color.rgb * diffuse.a, diffuse.a);
- gl_FragColor = color;
- }
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