T.R | Title | User | Personal Name | Date | Lines |
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532.1 | | FUTURA::MCNULTY | Earth: The hostess, not the meal. | Wed Apr 05 1989 14:30 | 8 |
532.2 | DON'T QUITE UNDERSTAND | DODO::MARTIN | | Thu Apr 06 1989 14:21 | 12 |
| Why is it that I can bring I need a LPS40? Why can't it work on my LNO3R?
I can print fine with DECwrite. Is this going to happen with anyone else who
dosn't have the LPS40. I can create graphics fine on SIGHT and print to a
Scriptprinter. Don't quite understand why one place and not another?
Your answer certainly fits what is happening.
Thanx,
Ken
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532.3 | | DECWIN::FISHER | Burns Fisher 381-1466, ZKO3-4/W23 | Thu Apr 06 1989 17:20 | 1 |
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532.4 | Ack! legal details! | FUTURA::MCNULTY | Earth: The hostess, not the meal. | Fri Apr 07 1989 14:45 | 3 |
532.5 | Some answers... | DDIF::BRAMHALL | Mark Bramhall | Fri Apr 07 1989 14:58 | 34 |
| RE: .0
Paint composed/edits pictures as bitmaps at screen resolution. So,
your picture is either 75dpi or 100dpi, depending on your monitor. It
doesn't matter where you print your picture -- its resolution will
never be better than what your monitor was. It's resolution could get
worse if you printed it on an output device with a lower resolution.
Please note that bitmap (and pixmap) editors always have this
characteristic. You are editing a set of pixels so, for example, a
circle is simply represented as the pixels needed to be turned on to
draw said circle. This is as opposed to a true graphics editor. A
graphics editor will remember a circle as a circle, but draw it
according to the current output device. In this case, the
PostScript(r) output will be much better than the screen output!
RE: .1
As far as I know, there is no such thing as "object-oriented" PS. I
believe this meant what I said above. If you had a 300dpi screen and a
300dpi printer, e.g., a LPS40 or a LN03R, then the output would be the
same on each.
RE: .2
Never fear, the LPS40 and the LN03R are both 300dpi devices. Both
DECwrite and SIGHT are graphics editors as I described above. Paint is
a pixmap editor...
RE: .3
PostScript(r) is a registered trademark and should be followed by the
registered trademark symbol or "(r)".
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532.6 | | CASEE::LACROIX | Gone with the wind | Fri Apr 07 1989 15:30 | 16 |
| > Please note that bitmap (and pixmap) editors always have this
> characteristic. You are editing a set of pixels so, for example, a
> circle is simply represented as the pixels needed to be turned on to
> draw said circle. This is as opposed to a true graphics editor. A
> graphics editor will remember a circle as a circle, but draw it
> according to the current output device. In this case, the
> PostScript(r) output will be much better than the screen output!
That's certainly true for bitmap/pixmap editor which belong to the old
Mac Paint generation (DECpaint belongs to this category), but newer
Macintosh paint packages let you paint at, say, 1,500 dpi (Laserbits or
whatever). Won't look very sharp on your screen, but will look great
once printed with the appropriate (expensive) hardware...
Denis.
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532.7 | Will this change? | DODO::MARTIN | | Fri Apr 07 1989 20:24 | 15 |
| Are their any plans to make paint better in this respect? Doesn't this
defeat the purpose of DECwindows and applications that support each other?
Now I know why I created a diagram on paint that has nice fonts and looks
nice but comes out jagged in DECwrite? Does this sound true? If so then I
guess I'm stuck using the draw capability within DECwrite. I prefer the
flexibility of paint instead because of its pixel editing and zooming and
some other things write doesn't have yet.
Correct me if I'm wrong on this.
Thanx for replies.
Ken
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532.8 | Not quite there yet... | LDP::WEAVER | Laboratory Data Products/Science | Mon Apr 10 1989 17:02 | 25 |
| > Now I know why I created a diagram on paint that has nice fonts and looks
> nice but comes out jagged in DECwrite? Does this sound true? If so then I
> guess I'm stuck using the draw capability within DECwrite. I prefer the
> flexibility of paint instead because of its pixel editing and zooming and
> some other things write doesn't have yet.
If you wan't to edit pixels, then the only solution would be to
have a paint editor that allowed you to edit at the resolution of
the output device (typically 300dpi).
I doubt you would want to spend the time editing pixels if you really
wanted good output on a laser printer. So the solution is to use
a program like DECwrite that allows objects to be created. Try
using the smooth function for polylines and I doubt you will ever
want to edit pixels again. If you are doing some type of artwork
that really requires editing at the pixel level, then you are out
of luck (as far as I know) at the moment.
(you could always look for access to a Apple MACintosh, IBM PC, Atari
ST or Commodore Amiga to do what you want :-) To be fair, I think
we are heading in the right direction, it will just take some time
to get all the tools in place.
-Dave
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