104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
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/*
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Michaelangel007
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6502 Linux Logo
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*/
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#include <stdio.h>
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/*
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Cleaned up crappy logo by Albert Lai <aylai@unixg.ubc.ca>
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* Width is now 70 chars to be exact 4 pixels/char for 280 resolution
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* X is now symmetrical
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* Fixed L,i,n kerning
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* Fixed x Penguin kerning
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* Fixed L to fit
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* Chopped off 2 columsn of penguin to fit 70 chars
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https://github.com/deater/linux_logo/blob/master/logos/banner.logo
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*/
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unsigned char gaLogoBits[ 280 / 2 * 192 / 8 ]; // packed bits
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const char* gaLogo70 =
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/*
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ASCII:
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70 chars * 12 scanlines = 840 bytes
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Bitpacked 1-bit/4 pixels
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Bitpacked 2-bits/2 pixels
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70 chars * 2 bits/char / 8 bits/byte = 17.5 bytes / scanline
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17.5 bytes/scanline * 12 scanlines = 210 bytes
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Char &3 Color
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@ 00 Black
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A 01 Blue
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B 10 Orange
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_ 11 White
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0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17.5
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<--><--><--><--><--><--><--><--><--><--><--><--><--><--><--><--><--><-->
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*/
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#if 0
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"__________________________________________________________@@@@@_______"
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"_________________________________________________________@@@@@@@______"
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"______________A__________________________________________@@_@_@@______"
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"@@@@@@_______AA@_________________________________________@BBBBB@______"
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"__@@__________@________________________________________@@__BBB__@@____"
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"__@@_______AAA__@@@_@@@@___@@@____@@@__@@@@@_@@@@@____@__________@@___"
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"__@@______A__A@__@@@____@@__@@_____@@____@@___@@_____@____________@@__"
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"__@@_____A___A@__@@_____@@__@@_____@@_____@@_@@______@____________@@@_"
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"__@@________AA@__@@_____@@__@@_____@@______@@@______BB@___________@@B_"
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"__@@_____@_AA@___@@_____@@__@@_____@@_____@@_@@____BBBBB@_______@BBBBB"
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"__@@____@@_AA@_@_@@_____@@__@@@___@@@____@@___@@___BBBBBB@_____@BBBBBB"
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"@@@@@@@@@@__@@@_@@@@___@@@@___@@@@_@@@_@@@@@_@@@@@__BBBBB@@@@@@@BBBBB_"
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#else
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"@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-@-"
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#endif
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;
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int main( const int nArg, const char *aArg[] )
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{
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const char *src = gaLogo70;
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unsigned char *dst = gaLogoBits;
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unsigned char bit = 0;
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unsigned char shl = 0;
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unsigned int len = 0;
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unsigned int i;
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while( *src )
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{
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bit |= (*src & 3) << shl;
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shl += 2;
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if( shl >= 8 )
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{
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shl -= 8 ;
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*dst++ = bit;
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bit = 0;
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}
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src++;
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}
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len = (unsigned int)(dst - gaLogoBits);
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printf( " dfb $%02X\n", len );
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for( i = 0; i < len; i++ )
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{
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if( (i % (70 / 2)) == 0 )
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{
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if( i > 0 )
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printf( "\n" );
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printf( " dfb " );
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}
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printf( "$%02X,", gaLogoBits[ i ] );
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}
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printf( "\n" );
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return 0;
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}
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