vertexAttrib1fv method
Implementation
void vertexAttrib1fv(int index, List<double> values){
startCheck('vertexAttrib1fv');
var arrayPointer = floatListToArrayPointer(values);
gl.glVertexAttrib1fv(index, arrayPointer);
checkError('vertexAttrib2fv');
calloc.free(arrayPointer);
}