//This file is automatically rebuilt by the Cesium build process.
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export default "uniform sampler2D colorTexture;\n\
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uniform sampler2D colorTexture2;\n\
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\n\
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uniform vec2 center;\n\
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uniform float radius;\n\
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\n\
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varying vec2 v_textureCoordinates;\n\
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\n\
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void main()\n\
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{\n\
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vec4 color0 = texture2D(colorTexture, v_textureCoordinates);\n\
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vec4 color1 = texture2D(colorTexture2, v_textureCoordinates);\n\
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\n\
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float x = length(gl_FragCoord.xy - center) / radius;\n\
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float t = smoothstep(0.5, 0.8, x);\n\
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gl_FragColor = mix(color0 + color1, color1, t);\n\
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}\n\
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";
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