varying vec3 v_positionEC;
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varying vec3 v_normalEC;
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varying vec4 v_color;
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void main()
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{
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vec3 positionToEyeEC = -v_positionEC;
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vec3 normalEC = normalize(v_normalEC);
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#ifdef FACE_FORWARD
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normalEC = faceforward(normalEC, vec3(0.0, 0.0, 1.0), -normalEC);
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#endif
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vec4 color = czm_gammaCorrect(v_color);
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czm_materialInput materialInput;
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materialInput.normalEC = normalEC;
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materialInput.positionToEyeEC = positionToEyeEC;
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czm_material material = czm_getDefaultMaterial(materialInput);
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material.diffuse = color.rgb;
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material.alpha = color.a;
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gl_FragColor = czm_phong(normalize(positionToEyeEC), material, czm_lightDirectionEC);
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}
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