private void createGLState() {
if (_projectionFeature == null) {
_projectionFeature = new ProjectionGLFeature(_projectionMatrix.asMatrix44D());
_glState.addGLFeature(_projectionFeature, false);
} else {
_projectionFeature.setMatrix(_projectionMatrix.asMatrix44D());
}
if (_modelFeature == null) {
_modelFeature = new ModelGLFeature(_modelviewMatrix.asMatrix44D());
_glState.addGLFeature(_modelFeature, false);
} else {
_modelFeature.setMatrix(_modelviewMatrix.asMatrix44D());
}
}
