No more Heightmaps - Revision history

Tels: arrg, preview is your friend...

2007-10-13T19:06:28Z

arrg, preview is your friend...

← Older revision		Revision as of 19:06, 13 October 2007
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	I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to [[normal map]s] and combine the two into a single map, but there were questions about the quality of it.		I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to [[normal map]]s and combine the two into a single map, but there were questions about the quality of it.

	So I've come up with a solution that is equal in quality to having two separate maps:		So I've come up with a solution that is equal in quality to having two separate maps:

Tels: fix link

2007-10-13T19:06:03Z

fix link

← Older revision		Revision as of 19:06, 13 October 2007
Line 1:		Line 1:
	{{Original_Reference\|oDDity\|2341}}		{{Original_Reference\|oDDity\|2341}}

	I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to [[normal ~~maps~~]] and combine the two into a single map, but there were questions about the quality of it.		I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to [[normal map]s] and combine the two into a single map, but there were questions about the quality of it.

	So I've come up with a solution that is equal in quality to having two separate maps:		So I've come up with a solution that is equal in quality to having two separate maps:

Tels: re-org and typos

2007-10-13T11:34:39Z

re-org and typos

← Older revision		Revision as of 11:34, 13 October 2007
Line 1:		Line 1:
	{{Original_Reference\|oDDity\|2341}}		{{Original_Reference\|oDDity\|2341}}

	I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to ~~normals~~ maps and combine the two into a single map, but there were questions about the ~~quaity~~ of it.		I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to [[normal maps]] and combine the two into a single map, but there were questions about the quality of it.

	~~Anyway, fooling around in photoshop~~ I've come up with a solution that is equal in quality to having two separate maps.		So I've come up with a solution that is equal in quality to having two separate maps:

	* Run the ~~nvidia~~ normal mapper on your heightmap, the trick is to put the samples right down to '4 sample' set the height pretty high, 10-15.		* Run the [[NVidia normal map plugin\|NVidia normal mapper]] on your heightmap, the trick is to put the samples right down to '4 sample', set the height pretty high, 10-15.
	* Take the result of this and paste it on top of the geometry normal map in overlay mode.		* Take the result of this and paste it on top of the geometry normal map in overlay mode.
	* That's it, you now have one image instead of two, and the ~~qulaity~~ is identical.		* That's it, you now have one image instead of two, and the quality is identical.

	This technique can also be used to produce superior normal maps using the ~~nVidia~~ plugin. If you were doing floorboards for example, you'd want to render the main gaps between the boards with a high value like 9x9, and the details like woodgrain very crisp and sharp at 4 sample. The way to do this would be to duplicate you image, run the plugin on each at the respective setting, and overlay the sharp one on the blury one, erasing where necessary. This will avoid getting that embossed, molded look that you sometimes get when just running the normal mapper in a generic once over.		This technique can also be used to produce superior normal maps using the NVidia plugin. If you were doing floorboards for example, you'd want to render the main gaps between the boards with a high value like 9x9, and the details like woodgrain very crisp and sharp at 4 sample. The way to do this would be to duplicate you image, run the plugin on each at the respective setting, and overlay the sharp one on the blury one, erasing where necessary. This will avoid getting that embossed, molded look that you sometimes get when just running the normal mapper in a generic once over.

	~~[[Category:Textures]]~~		{{textures}}

Greebo at 06:07, 13 September 2006

2006-09-13T06:07:51Z

New page

{{Original_Reference|oDDity|2341}}

I was taffing around the doomworld fourms and came across a thread about using orb to convert heightmaps to normals maps and combine the two into a single map, but there were questions about the quaity of it.

Anyway, fooling around in photoshop I've come up with a solution that is equal in quality to having two separate maps.

* Run the nvidia normal mapper on your heightmap, the trick is to put the samples right down to '4 sample' set the height pretty high, 10-15.
* Take the result of this and paste it on top of the geometry normal map in overlay mode.
* That's it, you now have one image instead of two, and the qulaity is identical.

This technique can also be used to produce superior normal maps using the nVidia plugin. If you were doing floorboards for example, you'd want to render the main gaps between the boards with a high value like 9x9, and the details like woodgrain very crisp and sharp at 4 sample. The way to do this would be to duplicate you image, run the plugin on each at the respective setting, and overlay the sharp one on the blury one, erasing where necessary. This will avoid getting that embossed, molded look that you sometimes get when just running the normal mapper in a generic once over.

[[Category:Textures]]