cesium
Version:
CesiumJS is a JavaScript library for creating 3D globes and 2D maps in a web browser without a plugin.
23 lines • 741 B
JavaScript
//This file is automatically rebuilt by the Cesium build process.
define(function() {
'use strict';
return "uniform vec4 color;\n\
uniform vec4 rimColor;\n\
uniform float width;\n\
\n\
czm_material czm_getMaterial(czm_materialInput materialInput)\n\
{\n\
czm_material material = czm_getDefaultMaterial(materialInput);\n\
\n\
// See http://www.fundza.com/rman_shaders/surface/fake_rim/fake_rim1.html\n\
float d = 1.0 - dot(materialInput.normalEC, normalize(materialInput.positionToEyeEC));\n\
float s = smoothstep(1.0 - width, 1.0, d);\n\
\n\
material.diffuse = color.rgb;\n\
material.emission = rimColor.rgb * s; \n\
material.alpha = mix(color.a, rimColor.a, s);\n\
\n\
return material;\n\
}\n\
";
});