https://temlib.org/AtariForumWiki2018/index.php?action=history&feed=atom&title=Rag-D_file_format 2026-10-19T08:08:16Z Revision history for this page on the wiki MediaWiki 1.30.0 https://temlib.org/AtariForumWiki2018/index.php?title=Rag-D_file_format&diff=7893&oldid=prev 2018-06-03T23:12:53Z

<p>1 revision imported</p> <table class="diff diff-contentalign-left" data-mw="interface"> <tr style="vertical-align: top;" lang="en"> <td colspan="1" style="background-color: white; color:black; text-align: center;">← Older revision</td> <td colspan="1" style="background-color: white; color:black; text-align: center;">Revision as of 23:12, 3 June 2018</td> </tr><tr><td colspan="2" style="text-align: center;" lang="en"><div class="mw-diff-empty">(No difference)</div> </td></tr></table>

AtariWikiSysop https://temlib.org/AtariForumWiki2018/index.php?title=Rag-D_file_format&diff=7892&oldid=prev 2017-01-27T06:47:18Z

<p>New page</p> <p><b>New page</b></p><div>&lt;pre&gt;<br /> --------------------------<br /> *- Rag - D Picture File -*<br /> --------------------------<br /> <br /> Header :<br /> <br /> Name of Part -|- Length in Bytes -|- Kind of Data -|- Function<br /> --------------+--------------------+-----------------+-------------------------<br /> Identify | 6 Bytes | Ascii | Header. MUST be &quot;RAG-D!&quot;<br /> --------------+--------------------+-----------------+-------------------------<br /> PackAlgo | 2 Bytes | 1 Word | used Pack-Algorithm<br /> --------------+--------------------+-----------------+ 0 = unpacked.<br /> .. | rest not used till yet<br /> --------------+--------------------+-----------------+-------------------------<br /> PicLength | 4 Bytes | 1 Long unsigned | IMPORTANT !!! <br /> .. | | | READ APPENDIX A !! <br /> --------------+--------------------+-----------------+-------------------------<br /> PicColums | 2 Bytes | 1 Word unsigned | X - Size of the picture<br /> .. | | | eg. 320,640 aso, is<br /> .. | | | always dividable by 16!<br /> --------------+--------------------+-----------------+-------------------------<br /> PicRows | 2 Bytes | 1 Word unsigned | Y - Size of the picture<br /> .. | | | eg. 200,240,480 aso.<br /> --------------+--------------------+-----------------+-------------------------<br /> Planes | 2 Bytes | 1 Word unsigned | Number of Bitplains<br /> .. | | | eg. 1,2,4,8,16 aso<br /> --------------+--------------------+-----------------+-------------------------<br /> PalLength | 4 Bytes | 1 Long unsigned | Length of Palette Data<br /> .. | | | eg. 1024 or 32<br /> --------------+--------------------+-----------------+-------------------------<br /> Contrl_One | 2 Bytes | 1 Word unsigned | Control Bits |76543210|<br /> --------------+--------------------+-----------------+ Bit 0 = 1 --&gt; there is<br /> .. | a 370 Bytes long picture<br /> .. | documentation after the<br /> .. | picture - data<br /> .. | Bit 1 = 1 --&gt; there is<br /> .. | a 8 Bytes long info <br /> .. | with date of creation<br /> .. | and working-time behind<br /> .. | the pic-data (and docu-<br /> .. | mentation if exist )<br /> --------------+--------------------+-----------------+-------------------------<br /> Contrl_Two | 2 Bytes | 1 Word unsigned | -unused-<br /> --------------+--------------------+-----------------+-------------------------<br /> Contrl_Three | 2 Bytes | 1 Word unsigned | -unused-<br /> --------------+--------------------+-----------------+-------------------------<br /> Contrl_Four | 2 Bytes | 1 Word unsigned | -unused-<br /> --------------+--------------------+-----------------+-------------------------<br /> PaletteData | PalLength Bytes | Words or Longs | when Length is = 32 you<br /> --------------+--------------------+-----------------| the ST - Hardware-Format<br /> .. | have been used and if <br /> .. | PalLength= 1024 the F030<br /> .. | Hardware- Registers have<br /> .. | been saved. Just copy <br /> .. | into the registers. <br /> .. | If the picture is a True<br /> .. | Color 16 bit Picture,<br /> .. | here follows a palette<br /> .. | with : &lt;0&gt;,&lt;R&gt;,&lt;G&gt;,&lt;B&gt;<br /> .. | from 0-255 (not 0-31!)<br /> --------------+--------------------+-----------------+-------------------------<br /> PicData | see Appendix A ! | X - Bytes | Picture Data as RAW<br /> --------------+--------------------+-----------------+ eg. : Plane 0 Word 0..<br /> .. | Plane 1 Word 0..<br /> .. | or in True color :<br /> .. | pixel 0, pixel 1, aso.<br /> --------------+--------------------+-----------------+-------------------------<br /> PicDokument | 370 Bytes | ASCII | description of picture<br /> .. | eg. Name of painter aso<br /> --------------+--------------------+-----------------+-------------------------<br /> PicDate | 2 Bytes &amp; 1 Word | all unsigned | 1. Byte = Day<br /> --------------+--------------------+-----------------+ 2. Byte = Month<br /> .. | 3. &amp; 4. = Year<br /> --------------+--------------------+-----------------+-------------------------<br /> PicWorkTime | 4 Bytes | Long unsigned | Seconds of Worktime <br /> --------------+--------------------+-----------------+-------------------------<br /> <br /> <br /> APPENDIX A<br /> ----------<br /> <br /> To get the correct length of the picture data you should do this:<br /> <br /> for loading :<br /> NewPicLen = PicLength/PicRows*(PicRows+1)<br /> <br /> if you save RAG-D pictures calculate like this :<br /> PicLength = PicColums/8*(PicRows-1)*Bitplains<br /> <br /> else my program wount read your pictures ! ( or loads and crashes ! )<br /> <br /> Don't let the scene die ! +-------------------------+<br /> | for more infos write to |<br /> | Tobias Bonnke |<br /> | Postfach 1171 |<br /> | 72564 Bad Urach |<br /> | Germany / Earth |<br /> +-------------------------+<br /> &lt;/pre&gt;<br /> Back to [[ST Picture Formats]]</div>

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