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