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 CAD / Ray-Tracing / *2907 (-100)
  Transparent colors in POV-Ray
 
Hello all, I'm the developer of LD4DStudio ((URL) and I'm in the midsts of rounding up the 1.1 version which supports POV-Ray export. But the thing is I'm not too happy about my transparent color setup. At the moment I'm using the following (this is (...) (15 years ago, 11-Jun-09, to lugnet.cad.ray)
 
  Re: LDraw road macro update
 
There were some bugs that I missed at the very last second. Here's the fixed version: (URL) (16 years ago, 21-Dec-08, to lugnet.cad.ray)
 
  Re: LDraw road macro update
 
I've updated the macros again. Lots of changes and a few bug fixes. All road objects are now solid and can be used within CSG operations. Added optional road embankments. The angle of the embankment is determined by the embankment slope and sky (...) (16 years ago, 21-Dec-08, to lugnet.cad.ray, FTX)
 
  "LGEO" and "L3P v1.4 BETA 20080930"
 
Lutz Uhlmann and I are happy and proud to announce the release of a new large set of the LGEO parts and the supporting L3P. Well, more than seven years since last release of L3P... what can I say? During that time I have had several periods with (...) (16 years ago, 30-Sep-08, to lugnet.announce, lugnet.cad, lugnet.cad.ray) !! 
 
  Re: New FastRad Tutorial
 
(...) Very nice! Thanks! (16 years ago, 26-Sep-08, to lugnet.cad.ray, FTX)
 
  New FastRad Tutorial
 
Hello all, Just recently I bought a web domain and started a small site. One of the first things on my list was a decent FastRad tutorial, because before I was limited to text-only with Brickshelf. I tried to make it as simple as possible, with (...) (16 years ago, 13-Sep-08, to lugnet.cad.ray, FTX)  
 
  Re: LDraw road macro update
 
(...) Thanks! Automatically adding road signs, street lamps, etc., would be nice. Also, IIRC, someone wrote a utility for creating LDraw bridges. But I am busy with other things right now and will have to get back to it later. -Mike (16 years ago, 6-Jul-08, to lugnet.cad.ray, FTX)
 
  Re: L3P question
 
(...) No, not that I'm aware of. Thanks for asking. /Lars (16 years ago, 25-Jun-08, to lugnet.cad.ray)
 
  Re: LDraw road macro update
 
(...) Cool POVray macro. I may be forced to use this when I post future CAD car MOCs. Tim (16 years ago, 25-Jun-08, to lugnet.cad.ray, FTX)
 
  LDraw road macro update
 
I've updated my LDraw road macro for POV-Ray. The macros have mostly been combined into a single item and now use a more convenient syntax. I've also added an Archemedes spiral in addition to the Nautilus spiral, and removed the dependancy on Chris (...) (16 years ago, 25-Jun-08, to lugnet.cad.ray, FTX)
 
  Re: New POV-Ray Edge Tracing Utility
 
(...) Here's a quote from the POV-Ray documentation: "Triangle mesh objects (mesh and mesh2) can now be used in CSG objects such as difference and intersect, because, after adding inside_vector, they do have a defined 'inside'. This will only work (...) (16 years ago, 24-Jun-08, to lugnet.cad.ray)
 
  L3P question
 
Is code generated using L3P copyrighted in any way? I would like to publish some POV-Ray macros that use some snippets, and wanted to check first whether I can do this. -Mike (16 years ago, 24-Jun-08, to lugnet.cad.ray)
 
  Re: New POV-Ray Edge Tracing Utility
 
(...) Ah, thanks for the clarification. -Mike (16 years ago, 19-Jun-08, to lugnet.cad.ray)
 
  Re: New POV-Ray Edge Tracing Utility
 
(...) It certainly COULD be modified. However, it's up to Lars whether or not this actually happens. I looked at the mesh2 syntax, and changing to using it wouldn't really be trivial (although it probably wouldn't be all that difficult). Bear in (...) (16 years ago, 18-Jun-08, to lugnet.cad.ray)
 
  Re: New POV-Ray Edge Tracing Utility
 
(...) Could L3P be modified to use the mesh2 primitive? I notice also that L3P doesn't output the "insidevector" parameter, so LDraw creations can't be used in CSG operations. This is disappointing. -Mike (16 years ago, 17-Jun-08, to lugnet.cad.ray, FTX)
 
  Re: New POV-Ray Edge Tracing Utility
 
(...) It looks quite interesting, and the technical description makes it sound like it does things the "right" way, so the quality can be quite high. Having said that, it won't work with L3P output with primitive substitution, because it only (...) (16 years ago, 15-Jun-08, to lugnet.cad.ray, FTX)
 
  New POV-Ray Edge Tracing Utility
 
Hello all, Just browsing the POV-Ray homepage and came across a link to a utility called POV-Edge. It consists of a standalone Windows application and a POV-Ray macro. It’s basically an edge tracer, creating images that appear to be sketched or (...) (16 years ago, 15-Jun-08, to lugnet.cad.ray, FTX)
 
  Re: How do I...? 3 questions about POV-Ray.
 
Thanks, man. That did the trick. (16 years ago, 1-Jun-08, to lugnet.cad.ray, FTX)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) If you're in Windows, do the following: Select Tools->Edit Master POVRAY.INI Add the following to the bottom of the file: LibraryPath="C:LDRAWPOVlgeo" Change the path above to match your LGEO path. Save the file. Back in POVRay for Windows, (...) (16 years ago, 1-Jun-08, to lugnet.cad.ray, FTX)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) Where would I find the input box? (16 years ago, 1-Jun-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) If you have LGEO installed in a directory just add "+Ilgeodirectory" (no exclamation marks) to the command line input box in POVRAY and it should find it. Tim (16 years ago, 13-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) And I forgot to mention that when I try to use LGEO parts, POV-Ray gives me a warning that it can't include the file lg_defs.inc. And include commands are one of my many fuzzy areas in POV-Ray. (16 years ago, 13-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
Thanks, guys, for the quick responses. The color 256 in MLCad advice works great. As for the suggestion regarding the "finish { reflection {0.0} ambient 0.5 diffuse 1 } line, where would I insert it in the POV-ray code? I've been learning somethings (...) (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
Daniel, You can do whatever you want if you dare to edit the POV file before rendering. POVRay isn't that difficult to fafthom, and there are lots of things you can do that creates a better render. Like this: (URL) for example (I think I can still (...) (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) Hi Daniel, It has to do with the lighting model. There are three components that are factored and then summed to get the total brightness of a given pixel: ambient - light that comes from all directions. On a sunny day on the north side of (...) (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) Use LDraw color number 256 (black rubber) for the tires. I'm not sure about your other questions. --Travis (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  Re: How do I...? 3 questions about POV-Ray.
 
(...) The best solution is to use the LGEO library ((URL) which can be a bit of a hassle to install but improves very many things in your renders. (...) I'm not sure that this is possible. Since a blue sky emits blue light it will affect the scene. (...) (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  How do I...? 3 questions about POV-Ray.
 
Just a few questions that I've been having a need to be answered. If anyone can help me out.....? Something that I've never liked about my renders in POV-Ray is that the bricks are way too reflective. Sometimes they're as reflective as the mirrored (...) (16 years ago, 12-May-08, to lugnet.cad.ray)
 
  Re: Making a plane transparent?????
 
(...) I have some water scenes here - (URL) POV code is also there. Maybe it can give you some ideas. NOTE: These scenes are old, and some POV commands may have to be changed, I haven't tried them for a long time. (17 years ago, 10-Feb-08, to lugnet.cad.ray)
 
  Re: colors.dat (Was: POV Color Cheat?)
 
(...) <snip> (...) <snip> (...) It looks good. However, while I did copy and paste the lines that help out LDView, I didn't write them. They come directly from ldconfig.ldr, so saying "LDView code by Travis Cobbs" is misleading. --Travis (17 years ago, 12-Feb-08, to lugnet.cad.ray)
 
  Re: colors.dat (Was: POV Color Cheat?)
 
(...) <snip> (...) Thanks for your comments and suggestions. Is this better? 0 Color Redifinition Include File 0 Name: colors.dat 0 Author: Tore Eriksson 0 // Original idea by Dave Schuler 0 // Original POV code by Jeroen de Haan 0 // LDView code by (...) (17 years ago, 31-Jan-08, to lugnet.cad.ray)
 
  Making a plane transparent?????
 
I'm trying to make a scene in POV-Ray with the underwater divers showing through the water. Camera is positioned above the camera. I'm trying to figure out how to make the water transparent. Here's the coding for the floor so far. (Go easy on me (...) (17 years ago, 10-Feb-08, to lugnet.cad.ray)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) Exactly the kind of thing I'm looking for to "lighten up" my space crafts. Question: How do I develop my own files? I can't seem to get the datshine102.exe to work. Even if I have to hand code them into the .ldr files, I'll be happy. (17 years ago, 6-Feb-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: colors.dat (Was: POV Color Cheat?)
 
I have two comments. First of all, it appears that you divided the colors in ldconfig.ldr by 256, instead of dividing by 255. For example, blue in ldconfig.ldr has RGB values of 0, 51, 178. Dividing these by 256 yields the values you have below, (...) (17 years ago, 30-Jan-08, to lugnet.cad.ray)
 
  Re: colors.dat (Was: POV Color Cheat?)  [DAT]
 
(...) <snip> ... and here's a sample file of how to use it. 0 Color Redefinition Test 0 Name: Test.ldr 0 Author: Tore Eriksson 1 16 0 0 0 1 0 0 0 1 0 0 0 1 colors.dat 1 1 -40 0 0 0 0 -1 0 1 0 1 0 0 3004.dat 1 2 -20 0 0 0 0 -1 0 1 0 1 0 0 3004.dat 1 (...) (17 years ago, 29-Jan-08, to lugnet.cad.ray)
 
  colors.dat (Was: POV Color Cheat?)
 
Here's an "include file" with some redifinitions of the most horrible L3P colors: 0 Color Redifinition Include File 0 Name: colors.dat 0 Author: Tore Eriksson 0 L3P IFPOV 0 #undef Color1 0 #ifndef (Color1) 0 #declare Color1 = #if (version >= 3.1) (...) (17 years ago, 29-Jan-08, to lugnet.cad.ray)
 
  L3P[AO] Light Question
 
I seem to always get three default lights automatically calculated from the values of the bounding box every time I use L3PAddOn, no matter what switch I use. Then I have to remove these unwanted light sources by hand. Is it possible to have no (...) (17 years ago, 28-Jan-08, to lugnet.cad.ray)
 
  POV dat - 3626bps3 - Minifig Head with SW Small Black Eyebrows Pattern - POV  [DAT]
 
0 Minifig Head with SW Small Black Eyebrows Pattern - POV 0 Name: 3626bps3.dat 0 Author: Franklin W. Cain 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS face, serious, Star Wars, Original Trilogy 0 KEYWORDS Luke (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bphb - Minifig Head with Severus Snape Pattern - POV  [DAT]
 
0 Minifig Head with Severus Snape Pattern - POV 0 Name: 3626bphb.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS Harry Potter, Severus Snape, Hogwarts, Slytherin 0 BFC CERTIFY CW 0 L3P (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bps2 - Minifig Head with SW Brown Eyebrows Pattern - POV  [DAT]
 
0 Minifig Head with SW Brown Eyebrows Pattern - POV 0 Name: 3626bps2.dat 0 Author: Franklin W. Cain 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS face, serious, determined, Star Wars, Original Trilogy 0 KEYWORDS Luke (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: POV dat - 3626bph5 - Minifig Head with Crabbe/Ron Pattern - POV
 
Just in case you wonder what I am doing and why: (URL) the left: an ordinary LDraw minifig head To the right: The same head run through my latest utility. There is a difference. Guess which version I prefer...! /Tore (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bph5 - Minifig Head with Crabbe/Ron Pattern - POV  [DAT]
 
Well that's all for this time. I guess it's time for some sleep... /Tore 0 Minifig Head with Crabbe/Ron Pattern - POV 0 Name: 3626bph5.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -C14 0 (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bpao - Minifig Head with Big Eyes, Curv Eyebows, Lt.Red Mouth - POV  [DAT]
 
0 Minifig Head with Big Eyes, Curv Eyebows, Lt.Red Mouth - POV 0 Name: 3626bpao.dat 0 Author: Michael Heidemann <mikeheide@web.de> 0 Unofficial Part 0 KEYWORDS Jing Lee 0 // 2004-11-28 initial version 0 BFC CERTIFY CCW 0 L3P IFNOTPOV 1 16 0 0 0 1 0 (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bpa2 - Minifig Head with Adventurers Mummy Pattern - POV  [DAT]
 
0 Minifig Head with Adventurers Mummy Pattern - POV 0 Name: 3626bpa2.dat 0 Author: Franklin W. Cain 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -c7 0 KEYWORDS face, eyebrows, scars, sutures, Adventurers, Egypt, (...) (17 years ago, 23-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bps5 - Minifig Head with SW Smirk and Brown Eyebrows Pattern - POV  [DAT]
 
0 Minifig Head with SW Smirk and Brown Eyebrows Pattern - POV 0 Name: 3626bps5.dat 0 Author: Franklin W. Cain 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS Star Wars, Classic Trilogy, Han Solo, Harrison Ford 0 // (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bpse - Minifig Head with SW Scout Trooper Black Visor Pattern - POV  [DAT]
 
0 Minifig Head with SW Scout Trooper Black Visor Pattern - POV 0 Name: 3626bpse.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -C14 0 KEYWORDS Star Wars, Episode 6, Empire, Speeder Bike, (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp7c - Minifig Head with Blue Wrap-Around Sunglasses Pattern - POV  [DAT]
 
0 Minifig Head with Blue Wrap-Around Sunglasses Pattern - POV 0 Name: 3626bp7c.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -C14 0 KEYWORDS Ross Ranger, Town, Arctic, A1, explorer 0 (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp7b - Minifig Head with Blue Sunglasses Pattern - POV  [DAT]
 
0 Minifig Head with Blue Sunglasses Pattern - POV 0 Name: 3626bp7b.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -C14 0 KEYWORDS Scooter, Town, Arctic, A2, explorer 0 KEYWORDS Antarctic, (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp06 - Minifig Head with Standard Grin, Eyebrows and Microphone - POV  [DAT]
 
0 Minifig Head with Standard Grin, Eyebrows and Microphone - POV 0 Name: 3626bp06.dat 0 Author: Franklin W. Cain (fwcain@yahoo.com) 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS town, launch command, spaceport, headset (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp39 - Minifig Head with Dark Grey Facial Hair Pattern - POV  [DAT]
 
0 Minifig Head with Dark Grey Facial Hair Pattern - POV 0 Name: 3626bp39.dat 0 Author: Franklin W. Cain (fwcain@yahoo.com) 0 LDRAW_ORG Part UPDATE 2002-03 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -c14 0 KEYWORDS face, smile, smiley, (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp3k - Minifig Head with Islander White/Blue Painted Face - POV  [DAT]
 
0 Minifig Head with Islander White/Blue Painted Face - POV 0 Name: 3626bp3k.dat 0 Author: Andrew Westrate 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CMDLINE -c14 0 KEYWORDS Islanders, Islander King, natives, whiteface, mime 0 (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp40 - Minifig Head with Messy Hair Female Pattern - POV  [DAT]
 
0 Minifig Head with Messy Hair Female Pattern - POV 0 Name: 3626bp40.dat 0 Author: Franklin W. Cain <fwcain@yahoo.com> 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 CATEGORY Minifig 0 KEYWORDS face, pirates, castle, lipstick, (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp61 - Minifig Head with Ice Planet Moustache and Eyebrows - POV  [DAT]
 
0 Minifig Head with Ice Planet Moustache and Eyebrows - POV 0 Name: 3626bp61.dat 0 Author: Bernd Broich 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 // 2004-04-15 AJW added torus primitives 0 // replacing s\3626bs01.dat 0 L3P (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV dat - 3626bp62 - Minifig Head with Ice Planet Messy White Hair - POV  [DAT]
 
0 Minifig Head with Ice Planet Messy White Hair - POV 0 Name: 3626bp62.dat 0 Author: Bernd Broich 0 Unofficial Part 0 // Inline POV code generated by MFHead v0.01 0 KEYWORDS Space, Ice Planet, Wild West 0 L3P IFNOTPOV 1 16 0 0 0 1 0 0 0 1 0 0 0 1 (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  POV Help Needed  [DAT]
 
I have made a utility that makes minifig head patterns go POV. For example, the .dat line 4 4 0 15 -13 0 16 -13 -1.750 15.75 -12.652 -1.750 14.75 -12.652 is translated to cylinder { <0,0,0>,<0,17,0>,13.001 clipped_by { union { prism {linear_sweep (...) (17 years ago, 22-Jan-08, to lugnet.cad.ray)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) It depends. Do you want the light to act more like it would through LEGO parts or do you want it to imitate a real car's headlights...? Anyway, the choice the user's. All you have to do is write the spotlight definitions ans run it through (...) (17 years ago, 16-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) strange when the headlights cast shadows backwards :-) (17 years ago, 16-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) At least, Jonathan's car now has gotten its original headlights back now - yet yellow instead of white. (URL) (17 years ago, 16-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) Sorry, don't have the time to make models right now. I am currently writing a program to automatically create dat files of "shining" parts. I call it datshine.exe and I am very excited over it. Well, here's one quite strange model I rushed (...) (17 years ago, 15-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light
 
(...) Pictures, we want pictures :-) (17 years ago, 15-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  New POV-dat: 3062bL46.dat - Brick 1 x 1 Round Yellow with POV Light  [DAT]
 
(...) Thanks Anders! Only took half a year from idea to completion on this part ... /Tore 0 Brick 1 x 1 Round with Hollow Stud Yellow with POV Light 0 Name: 3062bL46.dat 0 Author: Tore Eriksson 0 Unofficial part 0 // based on work by James Jessiman (...) (17 years ago, 15-Oct-07, to lugnet.cad.ray, lugnet.cad.dat.parts)
 
  Re: Opinions sought on rendering method
 
(...) Here's a page that shows the 800x600 image in front of various backgrounds (including yellow and black warning stripes): (URL) --Travis (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: PreL3P 1.0
 
(...) Well yes, it would, and it would surely have had its advantages to leave the "source" file completely untouched. But I think it would be even better do like I suggested, with the implementation towards L3PAO (and my own LDA application) in (...) (17 years ago, 9-Oct-07, to lugnet.cad, lugnet.cad.ray)
 
  Re: PreL3P 1.0 - Ping Onyx!
 
(...) Thanks! I'm glad you find it useful. Your list of L3-supported colors was instrumental as a good default behavior. (...) I am pleased to hear it works well on Windows. Good suggestion regarding the done message. I'll add one. (...) Neat. That (...) (17 years ago, 9-Oct-07, to lugnet.cad, lugnet.cad.ray)
 
  Re: PreL3P 1.0 - Ping Onyx!
 
(...) Fantastic piece of software, just what I've been looking for. Thanks Jim! I just can't believe your post isn't highlighted, but I guess it has to do with bad timing; all attention on LDraw.org committee elections... I've tried the Windows (...) (17 years ago, 9-Oct-07, to lugnet.cad, lugnet.cad.ray)
 
  Re: Opinions sought on rendering method
 
(...) I think it's really good. Maybe you should ship LDView with an "instructions" preference set configured for this kind of output! Jim (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
Well, as of 0135 PDT, lugnet.cad.ray is at the top of the 24-hour column of the LUGNET Traffic Report (with 18 posts, vs. 12 for the next group). That makes me feel good. :-) (This is the only thread in the group that has had any posts in the last (...) (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) OK, I played around with this tonight for a few hours, and finally came up with something that I think I'm happy with. It requires 3 passes of the transparent polygons (just during snapshot save with SaveAlpha enabled), but it seems to get (...) (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) To me, the reasons are mainly "historical": the first way to get better images than the output of Ldraw/MLCad/LeoCAD (which is not that bad for instructions!) was POV-Ray. L3PAO then LPub did a lot to push POV as the renderer of choice. Add to (...) (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) A very important point - I didn't even noticed that the vehicle roof was grey, not white! (...) That's the main problem of LDD generated instructions: no edges... Philo (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) It'll be there in the next release. (...) Actually, if you look you will see that parts of it are somewhat transparent (like the left edge of the windscreen). All of it that has the background visible through transparent parts is supposed to (...) (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) I would choose LDView over POV-Ray and L3P in an instant if the -SaveAlpha option worked on my Mac. Otherwise, I think your conclusions about the appearance settings are correct. LDView renderings like your example look great. Would it make (...) (17 years ago, 9-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
--snip-- (...) --snip-- (...) Is it that they prefer POV-Ray or that they don't have/aren't aware that the latest versions of LPub can use LDView? Although I consider myself quite a dab hand at POV-Ray I would never use it for instructions now that (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) In my opinion, both images are unusable for instructions. Prefering legibility over realism (though a bit of "realism" is still needed to even recognize the shapes), I put down some universal rules for creating instructions of virtually any (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) This is one of the main reasons I posted asking for opinions. I think I can fix this, but I know that fixing it is going to be a lot of work. There's no point bothering if people aren't going to like the results. (...) That can be fixed (with (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) That isn't a silly question at all, really. In fact, it may be more important than all the flaws that have been pointed out. Based on the comments here, there seems to be a general consensus about a few things regarding "high-quality (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) On my monitor, version 1 certainly looks cleaner and sharper. I will be interested to see how you accomplished this. It might get me back into creating instructions again, which is something I have stopped doing because I was getting so (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) I've found that getting rid of the transparent colors' refraction characteristics makes for a much clearer rendering, too: (URL) no refraction>> Jim (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) Unless Travis is explicitly setting it, I think POV-Ray defaults to 2.2. -Orion (17 years ago, 8-Oct-07, to lugnet.cad.ray)
 
  Re: Opinions sought on rendering method
 
(...) Good point. I think the official instructions are harder to follow now with the fancy rendering. Sometimes you can't tell one color from another, especially black, white, and the various shades of gray. I can barely tell the white bricks from (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) Just for comparison, I rendered your model using the same technique as mine: (URL) m6459>> Transparent parts definitely seem to be a challenge. Jim (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) For instructions I'd definitely choose Version 1, for nice pictures Version 2 minus the hard, black edges and a little less shiny. As the other's have said: - too dark in the black. Actually, to me the whole picture is too dark - which monitor (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray)
 
  Re: Opinions sought on rendering method
 
(...) - The shadows in version 2 cause color confusion. This is the most glaring example but it is repeated thoughout the rendering: the 1x2 grille piece is white in version 1 but looks grey in version 2. - No conditional lines rendered in both. - (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray)
 
  Re: Opinions sought on rendering method
 
(...) I agree with Philo that the shadows are distracting. I don't think the stud logos are necessary, either. On the other hand, I think the transparent parts in the first rendering look a little too dark. There's also a grainy texture under some (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Re: Opinions sought on rendering method
 
(...) For me, the keypoint here is "for instructions". Anything that remove legibility to the image should be avoided. In both versions conditional lines are not rendered. Not a huge problem here, could become one on models with many rounded (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  Opinions sought on rendering method
 
I'm working on a different rendering method (for instructions) using POV-Ray, and I wanted to get some opinions about the output. On that note, I have two sample renderings in two different sizes, and I'd like to get people's feedback. Note that I'm (...) (17 years ago, 8-Oct-07, to lugnet.cad.ray, FTX)
 
  3901.dat - Minifig Hair with Inline POV-code from Anton Raves Library  [DAT]
 
Anton, are you there? Two questions: * Is it ok to inline your modified POV code into DAT files? Do I have your permission to do so? * Where is the function/macro ring() defined? (Had to REM it out to stop POV-Ray from complaining...) 0 Minifig Hair (...) (17 years ago, 31-Aug-07, to lugnet.cad.ray)
 
  Re: RACHAL Polar - changeover day
 
--snip-- (...) For future ones I'll try to include them but I simply didn't have time for this one. Sorry. Tim (17 years ago, 8-Aug-07, to lugnet.cad.dev.org.ldraw, lugnet.cad.ray, FTX)
 
  Re: RACHAL Polar - changeover day
 
(...) Wow that is huge. I was wondering when we do have RACHAL if it would also be possible to include a .zip of the unofficial parts used in the .mpd file? Thanks. Looking forward to try it. Have some ideas. Zach Best (17 years ago, 8-Aug-07, to lugnet.cad.dev.org.ldraw, lugnet.cad.ray, FTX)
 
  Re: LGEO quirks with parts 6536 and 6187
 
(...) Great! Thanks, Travis. (URL) fix render>> I had never noticed the link to those fixes from the L3P page. It's all part of the journey of discovery for LDraw novices, I suppose. Jim (17 years ago, 8-Aug-07, to lugnet.cad.ray, FTX)
 
  Re: LGEO quirks with parts 6536 and 6187
 
It's known, and there are fixes. See (URL). --Travis (17 years ago, 8-Aug-07, to lugnet.cad.ray, FTX)
 
  LGEO quirks with parts 6536 and 6187
 
In the course of experimenting with L3P and POV-Ray, I've noticed there are a few parts that appear positioned or oriented incorrectly when LGEO parts are used (with L3P's -lgeo option). Here is an example of the two I have found so far, (URL) 6536> (...) (17 years ago, 8-Aug-07, to lugnet.cad.ray, FTX)  
 
  Re: realistic minifig heads with ldraw and povray?
 
Hi again, here is the result of the newly rendered minifig heads: (URL) I think they look much better than the original heads. Greetings Sven (17 years ago, 3-Jul-07, to lugnet.cad.ray, FTX)
 
  Minifig Heads with Inline POV-code at LDraw Wiki POV Parts Repository
 
(...) Done. Added 8 heads so far. (URL) link to my page: (URL) working on that Maxihead, experiencing major problems... I'm deeply sorry for bursting up in this subject. I don't find those "good reasons" good at all, compared to all that we miss. (...) (17 years ago, 2-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
(...) Actually, since this a fairly minor rule I was thinking more along the lines of an article entitled Generic Rules for Official Library Part Files but this will do for now. -Orion - (17 years ago, 2-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
(...) if this quick copy'n'paste: (URL) the job we could add it to the "LDraw.org Official Library Standards" at: (URL) me know. w. (17 years ago, 2-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
Hi guys, thank you very much for so many good answers in a very short time. I found Anton Raves converter page yesterday. In the end the converted data was useless for me and his documentation is unreadable on a Windows PC :-( As so many others Lutz (...) (17 years ago, 2-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
(...) Probably because this was decided on so long ago that there wasn't a set place for it at the time. We should make a generic library policy article and list it on the specification page. -Orion (17 years ago, 1-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
(...) hi tore, no flaming at all. there were very good reasons for introducing this policy: (URL) like there is no mirror of this post in the specs at LDraw.org. odd! has some of you an idea why there is no trace? w. (17 years ago, 1-Jul-07, to lugnet.cad.ray)
 
  Re: realistic minifig heads with ldraw and povray?
 
(...) *LOL* I just don't know why, but I get this strange feeling that this part needs some work... (URL) (17 years ago, 1-Jul-07, to lugnet.cad.ray)


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