uniform sampler2D colorTexture;
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varying vec2 v_textureCoordinates;
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#ifdef AUTO_EXPOSURE
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uniform sampler2D autoExposure;
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#endif
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void main()
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{
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vec4 fragmentColor = texture2D(colorTexture, v_textureCoordinates);
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vec3 color = fragmentColor.rgb;
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#ifdef AUTO_EXPOSURE
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color /= texture2D(autoExposure, vec2(0.5)).r;
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#endif
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color = czm_acesTonemapping(color);
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color = czm_inverseGamma(color);
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gl_FragColor = vec4(color, fragmentColor.a);
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}
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