File:Apple II high-resolution graphics.png
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Apple_II_high-resolution_graphics.png (562 × 386 pixels, file size: 13 KB, MIME type: image/png)
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Summary
| Description |
English: Demonstration of the fringe effects visible in the standard Apple II high-resolution graphics mode. Images generated from a simple BASIC program written by me and released into the public domain. |
| Date | |
| Source | Own work |
| Author | 28bytes |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
 
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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Source
This is the BASIC source code for the program used to create the components of this image. I wrote the program and release it into the public domain. 28bytes (talk) 05:36, 2 February 2012 (UTC)
100 HGR
110 INPUT "CHOOSE COLOR NUMBER FOR BACKGROUND (0-7): "; B
120 INPUT "CHOOSE COLOR NUMBER FOR STAR (0-7): "; C
130 HCOLOR= B
140 FOR I = 0 TO 191
150 HPLOT 0,I TO 279,I
160 NEXT
170 HCOLOR= C
200 X1 = 139 : Y1 = 10
210 X2 = 69 : Y2 = 150
220 X3 = 239 : Y3 = 60
230 X4 = 39 : Y4 = 60
240 X5 = 209 : Y5 = 150
300 FOR I = -4 TO 5
310 HPLOT X1+I,Y1 TO X2+I,Y2 TO X3+I,Y3 TO X4+I,Y4 TO X5+I,Y5 TO X1+I,Y1
320 NEXT
400 FOR I = 0 TO 4
410 J = I + I + 5
420 HPLOT X3+J+1,Y3-I TO X4-J+1,Y4-I
430 NEXT
440 END
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 05:22, 2 February 2012 | | 562 × 386 (13 KB) | 28bytes |
File usage
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