three.js - Issue upgrading threejs with shaders -
i working on 3d dataviz. need show world data on , using chrome experiments (chromeexperiments.com/globe) guide. the issue visualizations made threejs r40 , hard find docs tried upgrade r71. i solved compatibility issues rendering world cant make show atmosphere, in fact, when try show atmosphere nothing shown (is atmosphere rendered black , hides world). i think problem shader not sure. does have clue? this code using: gist.github.com/glena/0b2875044cd6c39ff150 thanks ========== update: if remove fragentshader, rendered red sphere stills covers world black background: var mesh = new three.mesh(new three.spheregeometry(100, 40, 30), new three.shadermaterial({ uniforms: uniforms, vertexshader: shader.vertexshader }) ); the issue (as said @westlangley) was mesh.flipsided = true; ==> mesh.material.side = three.backside;