spec map

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  • Lissa_xyzLissa_xyz Posts: 6,116
    edited December 1969

    Vaskania said:
    And the answers, additional info, for the above posts would also vary in accordance with which program is being used.

    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure.

    In D/S whether one goes for a matte finish or glossy is also an option selected on the Surface Tab.

    I wasn't aware of this, as I've never used Poser outside of a free copy of Debut I tried for all of 5 minutes. Now I'll start checking that and editing as necessary. Thanks. =)

    Seems the product is no longer available so, pardon the topic but this is the only black image I have handy atm.

    It's still there. Hit download and it should work. I was logged in at the time, so that may be an issue as well.

    I hit download and got a rather amusing 404 page.
    Weird. I tried after you did and it's sitting in my downloads folder. o_O

  • patience55patience55 Posts: 7,006
    edited July 2013

    Vaskania said:
    Vaskania said:
    And the answers, additional info, for the above posts would also vary in accordance with which program is being used.

    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure.

    In D/S whether one goes for a matte finish or glossy is also an option selected on the Surface Tab.

    I wasn't aware of this, as I've never used Poser outside of a free copy of Debut I tried for all of 5 minutes. Now I'll start checking that and editing as necessary. Thanks. =)

    Seems the product is no longer available so, pardon the topic but this is the only black image I have handy atm.

    It's still there. Hit download and it should work. I was logged in at the time, so that may be an issue as well.

    I hit download and got a rather amusing 404 page.
    Weird. I tried after you did and it's sitting in my downloads folder. o_O

    ... hmmm ... yeah apparently one is supposed to be signed in. Other sites bounce one over to a 'sign in' page. Sigh.

    Post edited by patience55 on
  • Lissa_xyzLissa_xyz Posts: 6,116
    edited December 1969

    Vaskania said:
    Vaskania said:
    And the answers, additional info, for the above posts would also vary in accordance with which program is being used.

    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure.

    In D/S whether one goes for a matte finish or glossy is also an option selected on the Surface Tab.

    I wasn't aware of this, as I've never used Poser outside of a free copy of Debut I tried for all of 5 minutes. Now I'll start checking that and editing as necessary. Thanks. =)

    Seems the product is no longer available so, pardon the topic but this is the only black image I have handy atm.

    It's still there. Hit download and it should work. I was logged in at the time, so that may be an issue as well.

    I hit download and got a rather amusing 404 page.


    Weird. I tried after you did and it's sitting in my downloads folder. o_O

    ... hmmm ... yeah apparently one is supposed to be signed in. Other sites bounce one over to a 'sign in' page. Sigh.


    At least you got it sorted, though. =)

  • ChoholeChohole Posts: 33,604
    edited December 1969

    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure..

    Not quite accurate. Black is down and white is up is the same in both.

    Where the difference is that in Poser black is flat, or ground level, and white is highest level

    In DS mid grey is flat, or ground level, black goes down further and white comes up.

    When using displacement in Poser you have to use a negative math node plugged into the displ channel to get the 2 way displacement.

  • BarubaryBarubary Posts: 1,216
    edited July 2013

    And the answers, additional info, for the above posts would also vary in accordance with which program is being used.

    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure.

    In D/S whether one goes for a matte finish or glossy is also an option selected on the Surface Tab.

    You mean in Poser the dark color gets 'pushed out'?! Damn, that would explain a lot.


    EDIT: Aaaaand, apparently there was a page 3 I didn't see that answers my question -.- NOTHING TO SEE HERE, MOVE ON :D

    Post edited by Barubary on
  • patience55patience55 Posts: 7,006
    edited December 1969

    chohole said:
    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure..

    Not quite accurate. Black is down and white is up is the same in both.

    Where the difference is that in Poser black is flat, or ground level, and white is highest level

    In DS mid grey is flat, or ground level, black goes down further and white comes up.

    When using displacement in Poser you have to use a negative math node plugged into the displ channel to get the 2 way displacement.

    Does the mid grey = flat for D/S have a numerical value to make note of?

  • Richard HaseltineRichard Haseltine Posts: 102,770
    edited December 1969

    chohole said:
    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure..

    Not quite accurate. Black is down and white is up is the same in both.

    Where the difference is that in Poser black is flat, or ground level, and white is highest level

    In DS mid grey is flat, or ground level, black goes down further and white comes up.

    When using displacement in Poser you have to use a negative math node plugged into the displ channel to get the 2 way displacement.

    Does the mid grey = flat for D/S have a numerical value to make note of?

    I'm not quite sure what you mean. In DS, black on the map is the value entered in Minimum, white on the map is the value entered in maximum, and shades of grey take intermediate values proportional to their tone. Mid grey is neutral with the default settings because the minimum and maximum are equal and opposite, but they don't have to be that way.

  • patience55patience55 Posts: 7,006
    edited December 1969

    chohole said:
    For eg. Poser and Daz Studio handle 'black and white' in the opposite fashion. This is why skin textures primed for Poser to bring certain body parts 'out', push them 'in' in D/S renders. And vice versa I'm sure..

    Not quite accurate. Black is down and white is up is the same in both.

    Where the difference is that in Poser black is flat, or ground level, and white is highest level

    In DS mid grey is flat, or ground level, black goes down further and white comes up.

    When using displacement in Poser you have to use a negative math node plugged into the displ channel to get the 2 way displacement.

    Does the mid grey = flat for D/S have a numerical value to make note of?

    I'm not quite sure what you mean. In DS, black on the map is the value entered in Minimum, white on the map is the value entered in maximum, and shades of grey take intermediate values proportional to their tone. Mid grey is neutral with the default settings because the minimum and maximum are equal and opposite, but they don't have to be that way.

    What I wondering is how precise that "mid grey" was to be for a flat surface because the mid point between 255 and 0 is not a whole digit.

    white is 255, 255, 255
    black is 0,0,0
    So this mid grey, is ? 128 across the RGB?

  • Lissa_xyzLissa_xyz Posts: 6,116
    edited July 2013

    white is 255, 255, 255
    black is 0,0,0
    So this mid grey, is ? 128 across the RGB?

    I'd say that's a fair bet.

    midgrey.jpg
    577 x 363 - 113K
    Post edited by Lissa_xyz on
  • Richard HaseltineRichard Haseltine Posts: 102,770
    edited July 2013

    Remember that displacement maps are usually 16 bit greyscale, so it's possible to get a lot closer to "mid grey"

    But the mid point is in the middle, for what it's worth - on this 1m cube, blue has displacement of (128, 128, 128) and blue (127, 127, 127) while grey has no displacement - but I had to push the minimum and maximum values to -100/100 to see an effect.

    DisplacementTest.jpg
    1000 x 1000 - 136K
    Post edited by Richard Haseltine on
  • patience55patience55 Posts: 7,006
    edited December 1969

    Okay thanks.

    [still thinking to herself that those black/white maps meant for making parts transparent, also make for drastic up/down and vice verso depending upon which program one is using]

    Think I have all the parts necessary for people wearing clothes, to make a nice skin now and shall put all this new found knowledge to the test at the appropriate time.

    veins, muscles, skin, little dots, ... purple people, yes!

  • Lissa_xyzLissa_xyz Posts: 6,116
    edited December 1969

    Think I have all the parts necessary for people wearing clothes, to make a nice skin now

    Are you saying nudists cannot download your products unless they put some clothes on? lol =P

  • patience55patience55 Posts: 7,006
    edited December 1969

    Vaskania said:
    Think I have all the parts necessary for people wearing clothes, to make a nice skin now

    Are you saying nudists cannot download your products unless they put some clothes on? lol =P

    Heavens no! I uploaded my first skins sometime ago, made it quite clear that they were for V4 and M4. No gens. Blue Aliens for Scifi okay. And this particular alien type [not my idea] doesn't have gens like M4 would anyway. [they on his knee caps and there are no ref images for this]

    Genesis was released and could sort of wear the V4 and M4 skins but at the time of release there was some minor problem with M4 skins not matching quite right on Genesis [so I read, I didn't have Genesis right away to test it and the product had already been released]

    So some nidjit who possibly thought she [or he but handle/image seemed to indicate she] should go around sharecg.com and give "stars" willy nilly without comments. There was nothing wrong with the skins, esp considering they were free and non-commercial ... sure there was room for improvement but for my first attempt at skins for release, I've seen worse. So this nidjit gave my M4 set a lower mark, no explanation. So I fumed for awhile. Decided for all the work entailed [and for those who haven't yet, yes it's a lot of work], this type of frustration I do not need and I retired the lot.

    I do not have a quality MR set for gens, and I'm not about to make one, for freeware. I think everybody either has or knows where to get what they want without my help. That's all. Or put clothes on them ;-) After all, supposed to be walking around in star ships battling bad guys or something ;-)

  • Lissa_xyzLissa_xyz Posts: 6,116
    edited December 1969

    Heh. I was just yanking your chain.

    Don't sweat the reviews of one person, especially if they seem to be doing it randomly to whatever they come across.

  • patience55patience55 Posts: 7,006
    edited December 1969

    Vaskania said:
    Heh. I was just yanking your chain.

    Don't sweat the reviews of one person, especially if they seem to be doing it randomly to whatever they come across.

    Oh we're cool, I know. Thanks.

    Knew today was coming. It's over now. My poor dog.
    Beautiful shepherd ... heat waves ... cold waves ... heat waves ... poor coat.
    They suffer "hot spots" ... she got one on her tail of all places.
    Hundreds of dollars later ... geesh, poor thing. Her tail looks like it belongs on a lion.

  • Lissa_xyzLissa_xyz Posts: 6,116
    edited July 2013

    Vaskania said:
    Heh. I was just yanking your chain.

    Don't sweat the reviews of one person, especially if they seem to be doing it randomly to whatever they come across.

    Oh we're cool, I know. Thanks.

    Knew today was coming. It's over now. My poor dog.
    Beautiful shepherd ... heat waves ... cold waves ... heat waves ... poor coat.
    They suffer "hot spots" ... she got one on her tail of all places.
    Hundreds of dollars later ... geesh, poor thing. Her tail looks like it belongs on a lion.


    Aw, poor thing. =/ Hope it grows back in ok.

    Post edited by Lissa_xyz on
  • patience55patience55 Posts: 7,006
    edited December 1969

    Vaskania said:
    Vaskania said:
    Heh. I was just yanking your chain.

    Don't sweat the reviews of one person, especially if they seem to be doing it randomly to whatever they come across.

    Oh we're cool, I know. Thanks.

    Knew today was coming. It's over now. My poor dog.
    Beautiful shepherd ... heat waves ... cold waves ... heat waves ... poor coat.
    They suffer "hot spots" ... she got one on her tail of all places.
    Hundreds of dollars later ... geesh, poor thing. Her tail looks like it belongs on a lion.


    Aw, poor thing. =/ Hope it grows back in ok.

    me too ... it's interesting though, rather moves like a lion's tail too. Maybe there's something they didn't tell me at the point of purchase?!!

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