Метод vertexAttrib4f
Реализация
void vertexAttrib4f(int indx, num x, num y, num z, num w) native;
© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.19.6/dart-web_gl/RenderingContext/vertexAttrib4f.html
