File:CGA CompVsRGB Text.png
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Summary[edit]
DescriptionCGA CompVsRGB Text.png |
English: CGA 80-column text display on RGB vs. Composite monitors. |
Date | 24 July 2007 (original upload date) |
Source | Transferred from en.wikipedia to Commons by Tothwolf using CommonsHelper. |
Author | NewRisingSun at English Wikipedia |
Created with the following BASICA code:
10 COLOR 7,0:CLS:DEFINT A-Z 20 LOCATE 1,1:COLOR 0,7:PRINT "80-column text on the Color/Graphics Adapter, RGB versus Composite " 30 LOCATE 3,1:COLOR 7,0:PRINT "80-column text is difficult to read on a composite color monitor. The reason" 40 PRINT "is that due to imperfect separation of the luma/chroma signal components," 50 PRINT "colorful swirls will appear around high-resolution patterns, as used in" 60 PRINT "80-column text." 70 PRINT "Depending on the choice of text and background color, the result may well be" 80 PRINT "completely indecipherable:":PRINT 90 COLOR 7,0: PRINT " Gray on black may not look pretty, but at least it's still readable.":PRINT 100 COLOR 7,1: PRINT " Gray on blue on the other hand is a lot harder to read.":PRINT 110 COLOR 7,0: PRINT " Finally, ";:COLOR 5,2:PRINT " magenta on green ";:COLOR 7,0:PRINT " is not legible at all on a composite monitor.":PRINT 120 PRINT "Here are all possible color combinations:" 130 FOR F=0 TO 15:FOR B=0 TO 7 140 COLOR F,B:PRINT "COLOR"; 150 NEXT B:NEXT F 160 X$=INKEY$:IF X$="" THEN GOTO 160
Licensing[edit]
Public domainPublic domainfalsefalse |
This work has been released into the public domain by its author, NewRisingSun at English Wikipedia. This applies worldwide. In some countries this may not be legally possible; if so: NewRisingSun grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse |
Original upload log[edit]
The original description page was here. All following user names refer to en.wikipedia.
- 2009-09-09 20:56 NewRisingSun 1280×400× (204828 bytes)
- 2007-07-24 23:29 NewRisingSun 1280×400× (181472 bytes)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:20, 23 August 2023 | 1,280 × 400 (173 KB) | Phreneticc (talk | contribs) | Compress | |
19:52, 25 May 2010 | 1,280 × 400 (200 KB) | File Upload Bot (Magnus Manske) (talk | contribs) | {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|CGA 80-column text display on RGB vs. Composite monitors. Created with the following BASICA code: 10 C |
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24 July 2007
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4f2214139835e9e8e733e2494f29135e7c25188b
177,215 byte
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1,280 pixel
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