This file describes manual changes to the automatically generated standard 
	node code

1998-11-12  Philippe Bekaert  <philippe@cs.kuleuven.ac.be>

	* LOD.H: add int whichLevel member (to be computed by renderer->begin_LOD
	in order to select a level.

	* LightSource, DirectionLLight, SpotLight, PointLight: new member
	functions void begin_render(void) and void end_render(void)

1998-11-11  Philippe Bekaert  <philippe@cs.kuleuven.ac.be>

	* Appearance, Material, TextureTransform,
	Texture, Pixeltexture, MovieTexture, ImageTexture,
	new member functions virtual void [begin|end]_render(void);

1998-11-11  Philippe Bekaert  <philippe@cs.kuleuven.ac.be>

	* Geometry*: new members values co, col, norm, texCo 
	+ new member function discretize(). Don't forget to set default
	values 0 in constructor. See NODES.OLD/GeometryNode.[CH]
	* Box, ...: add virtual void discretize(void) as implemented.

1998-11-11  Philippe Bekaert  <philippe@cs.kuleuven.ac.be>

	* Transforming.H: copy NODES.OLD/tTransformNode.H -> transform.H
	make transform.H  a parent class of Transforming, inherit state
	members of Transforming from transform.

1998-11-11  Philippe Bekaert  <philippe@cs.kuleuven.ac.be>

	* rm AppearanceBase* PhBTexture* : belongs to PhBRML
	* ShapeP.C: validate_appearance():
	       AppearanceBase -> Appearance or PhBAppearance

	