31 lines
1017 B
JavaScript
31 lines
1017 B
JavaScript
//This file is automatically rebuilt by the Cesium build process.
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export default "in vec4 v_pickColor;\n\
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in vec4 v_color;\n\
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in vec4 v_outlineColor;\n\
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in float v_innerRadiusFrac;\n\
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\n\
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void main()\n\
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{\n\
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// Distance between fragment and point center, 0 to 0.5.\n\
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float distanceToCenter = length(gl_PointCoord - vec2(0.5));\n\
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float delta = fwidth(distanceToCenter);\n\
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\n\
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float outerLimit = 0.5;\n\
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float innerLimit = 0.5 * v_innerRadiusFrac;\n\
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\n\
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float outerAlpha = 1.0 - smoothstep(max(0.0, outerLimit - delta), outerLimit, distanceToCenter);\n\
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float innerAlpha = 1.0 - smoothstep(innerLimit - delta, innerLimit, distanceToCenter);\n\
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\n\
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vec4 color = vec4(mix(v_outlineColor.rgb, v_color.rgb, innerAlpha), outerAlpha);\n\
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color.a *= mix(v_outlineColor.a, v_color.a, innerAlpha);\n\
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\n\
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if (color.a < 0.005) // matches 0/255 and 1/255\n\
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{\n\
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discard;\n\
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}\n\
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\n\
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out_FragColor = czm_gammaCorrect(color);\n\
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czm_writeLogDepth();\n\
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}\n\
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";
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