mirror of
https://github.com/Michaelangel007/apple2_hgr_font_tutorial.git
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Added utilities and font binary
This commit is contained in:
Michaelangel007
parent
c67c417879
commit
924fd475f0
21
c_to_fontbin.c
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21
c_to_fontbin.c
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#include <stdio.h>
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#include "font.h"
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int main()
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{
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const size_t len = sizeof( FONT) / sizeof( char );
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const size_t MAX = 8192;
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char buf[ MAX ]; // Assume font data is < 8K
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if (len > MAX)
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return printf( "ERROR: Font data to large: %u > %u\n", (unsigned) len, (unsigned) MAX );
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FILE *pFile = fopen( "font.bin", "wb" );
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if( pFile )
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{
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for( size_t i = 0; i < len; ++i )
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fwrite( &FONT[ i ], 1, 1, pFile );
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fclose( pFile );
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}
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return 0;
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}
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130
font.h
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130
font.h
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const char FONT[] = {
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0x10, 0x08, 0x36, 0x7F, 0x3F, 0x3F, 0x7E, 0x36, // 0x00 ^@
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0x10, 0x08, 0x36, 0x41, 0x21, 0x21, 0x4A, 0x36, // 0x01 ^A
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0x00, 0x00, 0x02, 0x06, 0x0E, 0x1E, 0x36, 0x42, // 0x02 ^B
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0x7F, 0x22, 0x14, 0x08, 0x08, 0x14, 0x2A, 0x7F, // 0x03 ^C
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0x00, 0x40, 0x20, 0x11, 0x0A, 0x04, 0x04, 0x00, // 0x04 ^D
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0x7F, 0x3F, 0x5F, 0x6C, 0x75, 0x7B, 0x7B, 0x7F, // 0x05 ^E
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0x70, 0x60, 0x7E, 0x31, 0x79, 0x30, 0x3F, 0x02, // 0x06 ^F
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0x00, 0x18, 0x07, 0x00, 0x07, 0x0C, 0x08, 0x70, // 0x07 ^G
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0x08, 0x04, 0x02, 0x7F, 0x02, 0x04, 0x08, 0x00, // 0x08 ^H
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2A, // 0x09 ^I
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0x08, 0x08, 0x08, 0x08, 0x49, 0x2A, 0x1C, 0x08, // 0x0A ^J
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0x08, 0x1C, 0x2A, 0x49, 0x08, 0x08, 0x08, 0x08, // 0x0B ^K
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0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x0C ^L
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0x40, 0x40, 0x40, 0x44, 0x46, 0x7F, 0x06, 0x04, // 0x0D ^M
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0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, // 0x0E ^N
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0x13, 0x18, 0x1C, 0x7E, 0x1C, 0x18, 0x10, 0x6F, // 0x0F ^O
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0x64, 0x0C, 0x1C, 0x3F, 0x1C, 0x0C, 0x04, 0x7B, // 0x10 ^P
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0x40, 0x48, 0x08, 0x7F, 0x3E, 0x1C, 0x48, 0x40, // 0x11 ^Q
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0x40, 0x48, 0x1C, 0x3E, 0x7E, 0x08, 0x48, 0x40, // 0x12 ^R
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0x00, 0x00, 0x00, 0x7F, 0x00, 0x00, 0x00, 0x00, // 0x13 ^S
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x7F, // 0x14 ^T
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0x08, 0x10, 0x20, 0x7F, 0x20, 0x10, 0x08, 0x00, // 0x15 ^U
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0x2A, 0x55, 0x2A, 0x55, 0x2A, 0x55, 0x2A, 0x55, // 0x16 ^V
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0x55, 0x2A, 0x55, 0x2A, 0x55, 0x2A, 0x55, 0x2A, // 0x17 ^W
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0x00, 0x3E, 0x41, 0x01, 0x01, 0x01, 0x7F, 0x00, // 0x18 ^X
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0x00, 0x00, 0x3F, 0x40, 0x40, 0x40, 0x7F, 0x00, // 0x19 ^Y
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0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, // 0x1A ^Z
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0x08, 0x1C, 0x3E, 0x7F, 0x3E, 0x1C, 0x08, 0x00, // 0x1B ^[
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0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7F, // 0x1C ^\
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0x14, 0x14, 0x77, 0x00, 0x77, 0x14, 0x14, 0x00, // 0x1D ^]
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0x7F, 0x40, 0x40, 0x4C, 0x4C, 0x40, 0x40, 0x7F, // 0x1E ^^
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, // 0x1F ^_
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x20
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0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x08, 0x00, // 0x21 !
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0x14, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x22 "
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0x14, 0x14, 0x3E, 0x14, 0x3E, 0x14, 0x14, 0x00, // 0x23 #
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0x08, 0x3C, 0x0A, 0x1C, 0x28, 0x1E, 0x08, 0x00, // 0x24 $
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0x06, 0x26, 0x10, 0x08, 0x04, 0x32, 0x30, 0x00, // 0x25 %
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0x04, 0x0A, 0x0A, 0x04, 0x2A, 0x12, 0x2C, 0x00, // 0x26 &
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0x08, 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x27 '
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0x08, 0x04, 0x02, 0x02, 0x02, 0x04, 0x08, 0x00, // 0x28 (
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0x08, 0x10, 0x20, 0x20, 0x20, 0x10, 0x08, 0x00, // 0x29 )
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0x08, 0x2A, 0x1C, 0x08, 0x1C, 0x2A, 0x08, 0x00, // 0x2A *
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0x00, 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00, 0x00, // 0x2B +
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0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x04, 0x00, // 0x2C ,
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0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, // 0x2D -
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, // 0x2E .
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0x00, 0x20, 0x10, 0x08, 0x04, 0x02, 0x00, 0x00, // 0x2F /
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0x1C, 0x22, 0x32, 0x2A, 0x26, 0x22, 0x1C, 0x00, // 0x30 0
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0x08, 0x0C, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, // 0x31 1
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0x1C, 0x22, 0x20, 0x18, 0x04, 0x02, 0x3E, 0x00, // 0x32 2
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0x3E, 0x20, 0x10, 0x18, 0x20, 0x22, 0x1C, 0x00, // 0x33 3
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0x10, 0x18, 0x14, 0x12, 0x3E, 0x10, 0x10, 0x00, // 0x34 4
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0x3E, 0x02, 0x1E, 0x20, 0x20, 0x22, 0x1C, 0x00, // 0x35 5
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0x38, 0x04, 0x02, 0x1E, 0x22, 0x22, 0x1C, 0x00, // 0x36 6
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0x3E, 0x20, 0x10, 0x08, 0x04, 0x04, 0x04, 0x00, // 0x37 7
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0x1C, 0x22, 0x22, 0x1C, 0x22, 0x22, 0x1C, 0x00, // 0x38 8
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0x1C, 0x22, 0x22, 0x3C, 0x20, 0x10, 0x0E, 0x00, // 0x39 9
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0x00, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, 0x00, // 0x3A :
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0x00, 0x00, 0x08, 0x00, 0x08, 0x08, 0x04, 0x00, // 0x3B ;
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0x10, 0x08, 0x04, 0x02, 0x04, 0x08, 0x10, 0x00, // 0x3C <
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0x00, 0x00, 0x3E, 0x00, 0x3E, 0x00, 0x00, 0x00, // 0x3D =
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0x04, 0x08, 0x10, 0x20, 0x10, 0x08, 0x04, 0x00, // 0x3E >
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0x1C, 0x22, 0x10, 0x08, 0x08, 0x00, 0x08, 0x00, // 0x3F ?
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0x1C, 0x22, 0x2A, 0x3A, 0x1A, 0x02, 0x3C, 0x00, // 0x40 @
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0x08, 0x14, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x00, // 0x41 A
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0x1E, 0x22, 0x22, 0x1E, 0x22, 0x22, 0x1E, 0x00, // 0x42 B
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0x1C, 0x22, 0x02, 0x02, 0x02, 0x22, 0x1C, 0x00, // 0x43 C
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0x1E, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1E, 0x00, // 0x44 D
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0x3E, 0x02, 0x02, 0x1E, 0x02, 0x02, 0x3E, 0x00, // 0x45 E
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0x3E, 0x02, 0x02, 0x1E, 0x02, 0x02, 0x02, 0x00, // 0x46 F
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0x3C, 0x02, 0x02, 0x02, 0x32, 0x22, 0x3C, 0x00, // 0x47 G
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0x22, 0x22, 0x22, 0x3E, 0x22, 0x22, 0x22, 0x00, // 0x48 H
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0x1C, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, // 0x49 I
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0x20, 0x20, 0x20, 0x20, 0x20, 0x22, 0x1C, 0x00, // 0x4A J
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0x22, 0x12, 0x0A, 0x06, 0x0A, 0x12, 0x22, 0x00, // 0x4B K
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x3E, 0x00, // 0x4C L
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0x22, 0x36, 0x2A, 0x2A, 0x22, 0x22, 0x22, 0x00, // 0x4D M
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0x22, 0x22, 0x26, 0x2A, 0x32, 0x22, 0x22, 0x00, // 0x4E N
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0x1C, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1C, 0x00, // 0x4F O
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0x1E, 0x22, 0x22, 0x1E, 0x02, 0x02, 0x02, 0x00, // 0x50 P
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0x1C, 0x22, 0x22, 0x22, 0x2A, 0x12, 0x2C, 0x00, // 0x51 Q
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0x1E, 0x22, 0x22, 0x1E, 0x0A, 0x12, 0x22, 0x00, // 0x52 R
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0x1C, 0x22, 0x02, 0x1C, 0x20, 0x22, 0x1C, 0x00, // 0x53 S
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0x3E, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, // 0x54 T
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0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x1C, 0x00, // 0x55 U
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0x22, 0x22, 0x22, 0x22, 0x22, 0x14, 0x08, 0x00, // 0x56 V
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0x22, 0x22, 0x22, 0x2A, 0x2A, 0x36, 0x22, 0x00, // 0x57 W
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0x22, 0x22, 0x14, 0x08, 0x14, 0x22, 0x22, 0x00, // 0x58 X
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0x22, 0x22, 0x14, 0x08, 0x08, 0x08, 0x08, 0x00, // 0x59 Y
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0x3E, 0x20, 0x10, 0x08, 0x04, 0x02, 0x3E, 0x00, // 0x5A Z
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0x3E, 0x06, 0x06, 0x06, 0x06, 0x06, 0x3E, 0x00, // 0x5B [
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0x00, 0x02, 0x04, 0x08, 0x10, 0x20, 0x00, 0x00, // 0x5C \
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0x3E, 0x30, 0x30, 0x30, 0x30, 0x30, 0x3E, 0x00, // 0x5D ]
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0x00, 0x00, 0x08, 0x14, 0x22, 0x00, 0x00, 0x00, // 0x5E ^
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7F, // 0x5F _
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0x04, 0x08, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x60 `
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0x00, 0x00, 0x1C, 0x20, 0x3C, 0x22, 0x3C, 0x00, // 0x61 a
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0x02, 0x02, 0x1E, 0x22, 0x22, 0x22, 0x1E, 0x00, // 0x62 b
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0x00, 0x00, 0x3C, 0x02, 0x02, 0x02, 0x3C, 0x00, // 0x63 c
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0x20, 0x20, 0x3C, 0x22, 0x22, 0x22, 0x3C, 0x00, // 0x64 d
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0x00, 0x00, 0x1C, 0x22, 0x3E, 0x02, 0x3C, 0x00, // 0x65 e
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0x18, 0x24, 0x04, 0x1E, 0x04, 0x04, 0x04, 0x00, // 0x66 f
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0x00, 0x00, 0x1C, 0x22, 0x22, 0x3C, 0x20, 0x1C, // 0x67 g
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0x02, 0x02, 0x1E, 0x22, 0x22, 0x22, 0x22, 0x00, // 0x68 h
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0x08, 0x00, 0x0C, 0x08, 0x08, 0x08, 0x1C, 0x00, // 0x69 i
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0x10, 0x00, 0x18, 0x10, 0x10, 0x10, 0x12, 0x0C, // 0x6A j
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0x02, 0x02, 0x22, 0x12, 0x0E, 0x12, 0x22, 0x00, // 0x6B k
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0x0C, 0x08, 0x08, 0x08, 0x08, 0x08, 0x1C, 0x00, // 0x6C l
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0x00, 0x00, 0x36, 0x2A, 0x2A, 0x2A, 0x22, 0x00, // 0x6D m
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0x00, 0x00, 0x1E, 0x22, 0x22, 0x22, 0x22, 0x00, // 0x6E n
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0x00, 0x00, 0x1C, 0x22, 0x22, 0x22, 0x1C, 0x00, // 0x6F o
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0x00, 0x00, 0x1E, 0x22, 0x22, 0x1E, 0x02, 0x02, // 0x70 p
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0x00, 0x00, 0x3C, 0x22, 0x22, 0x3C, 0x20, 0x20, // 0x71 q
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0x00, 0x00, 0x3A, 0x06, 0x02, 0x02, 0x02, 0x00, // 0x72 r
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0x00, 0x00, 0x3C, 0x02, 0x1C, 0x20, 0x1E, 0x00, // 0x73 s
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0x04, 0x04, 0x1E, 0x04, 0x04, 0x24, 0x18, 0x00, // 0x74 t
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0x00, 0x00, 0x22, 0x22, 0x22, 0x32, 0x2C, 0x00, // 0x75 u
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0x00, 0x00, 0x22, 0x22, 0x22, 0x14, 0x08, 0x00, // 0x76 v
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0x00, 0x00, 0x22, 0x22, 0x2A, 0x2A, 0x36, 0x00, // 0x77 w
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0x00, 0x00, 0x22, 0x14, 0x08, 0x14, 0x22, 0x00, // 0x78 x
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0x00, 0x00, 0x22, 0x22, 0x22, 0x3C, 0x20, 0x1C, // 0x79 y
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0x00, 0x00, 0x3E, 0x10, 0x08, 0x04, 0x3E, 0x00, // 0x7A z
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0x38, 0x0C, 0x0C, 0x06, 0x0C, 0x0C, 0x38, 0x00, // 0x7B {
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0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, // 0x7C |
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0x0E, 0x18, 0x18, 0x30, 0x18, 0x18, 0x0E, 0x00, // 0x7D }
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0x2C, 0x1A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x7E ~
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0x00, 0x2A, 0x14, 0x2A, 0x14, 0x2A, 0x00, 0x00 // 0x7F
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};
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60
image_2_c.html
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60
image_2_c.html
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<html>
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<head>
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<script>
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function byte2hex$( byte )
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{
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return ("0" + byte.toString(16)).toUpperCase().substr(-2)
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}
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function OnLoad()
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{
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var image = document.getElementById( "Apple2eFont7x8" );
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var canvas = document.createElement( "canvas" );
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var context = canvas.getContext( "2d" );
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canvas.width = image.width;
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canvas.height = image.height;
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context.drawImage( image, 0, 0 );
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var CW = 7, CH = 8; // Cell Width Height
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var pixel, rgba, lines = "", th = image.height/CH, tw = image.width/CW;
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for( var ty = 0; ty < th; ++ty )
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{
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for( var tx = 0; tx < tw; ++tx )
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{
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var text = "";
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for( var y = 0; y < CH; ++y )
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{
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var hex = 0, mask = 0x1;
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for( var x = 0; x < CW; ++x, mask <<= 1 )
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{
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pixel = context.getImageData( tx*CW+x, ty*CH+y, 1, 1 );
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rgba = pixel.data;
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hex += rgba[0] ? mask : 0; // assume R=G=B
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}
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text += "0x" + byte2hex$( hex );
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if ((ty == (th-1)) && (tx == (tw-1)) && (y == (CH-1)))
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text += " ";
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else
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text += ", ";
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}
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var c = (16*ty)+tx, d = String.fromCharCode( c );
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if (c < 32) d = "^" + String.fromCharCode( c + 0x40 );
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if (c==127) d = "";
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// Extra space on end because of C's line continuation '\' for 28 and 92.
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lines += " " + text + "// 0x" + byte2hex$(c) + " " + d + " \n";
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}
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}
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lines = "const char FONT[] = {\n" + lines + "};\n";
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console.log( lines );
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var pre = document.getElementById( "hexdump" );
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pre.innerHTML = lines;
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}
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</script>
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</head>
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<body onload="OnLoad()">
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<img id="Apple2eFont7x8" src="Apple2eFont7x8.png">
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<hr>
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<pre id="hexdump"></pre>
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</body>
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</html>
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