//This file is automatically rebuilt by the Cesium build process. export default "uniform vec4 color;\n\ uniform vec4 gapColor;\n\ uniform float dashLength;\n\ uniform float dashPattern;\n\ varying float v_polylineAngle;\n\ const float maskLength = 16.0;\n\ mat2 rotate(float rad) {\n\ float c = cos(rad);\n\ float s = sin(rad);\n\ return mat2(\n\ c, s,\n\ -s, c\n\ );\n\ }\n\ czm_material czm_getMaterial(czm_materialInput materialInput)\n\ {\n\ czm_material material = czm_getDefaultMaterial(materialInput);\n\ vec2 pos = rotate(v_polylineAngle) * gl_FragCoord.xy;\n\ float dashPosition = fract(pos.x / (dashLength * czm_pixelRatio));\n\ float maskIndex = floor(dashPosition * maskLength);\n\ float maskTest = floor(dashPattern / pow(2.0, maskIndex));\n\ vec4 fragColor = (mod(maskTest, 2.0) < 1.0) ? gapColor : color;\n\ if (fragColor.a < 0.005) {\n\ discard;\n\ }\n\ fragColor = czm_gammaCorrect(fragColor);\n\ material.emission = fragColor.rgb;\n\ material.alpha = fragColor.a;\n\ return material;\n\ }\n\ ";