<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Don, can we collect Shader variable documentation links into a single page on <a href="http://www.web3d.org" class="">www.web3d.org</a> This will be the first step at finding commonality.<div class=""><br class=""></div><div class="">X3DOM: <a href="http://doc.x3dom.org/tutorials/lighting/customShader/index.html" class="">http://doc.x3dom.org/tutorials/lighting/customShader/index.html</a></div><div class="">FreeWRL: <a href="http://freewrl.sourceforge.net/FreeX3D/Component_ProgrammableShaders.html" class="">http://freewrl.sourceforge.net/FreeX3D/Component_ProgrammableShaders.html</a></div><div class="">Standard OpenGL: ?</div><div class=""><br class=""></div><div class="">Others?</div><div class=""><br class=""></div><div class="">John</div></body></html>