int main(int argc, char **argv)
{
int i, j, f = 0, cc = 0, r;
unsigned char uc;
unsigned short matches;
int ncp = sizeof(codepages)/(sizeof(unsigned short*));
int lte = 0; // encoding via lookup-table, if true
// Check if chars in font are used in any codepages
check_used(cp_common);
for (j=0; j<ncp; j++)
{
check_used(codepages[j]);
}
// make lookup-table, return number of distinct bytes in font data
lte = (font_make_lookuptable() < 128);
printf("#ifndef GET_FONT_COMPRESSION_MODE\n\n");
printf("// This is a compressed version of font_8x16_uni.h produced by the tools/font_8x16_pack program\n\n");
printf("// Format of each character is 'FontData' structure, followed by FontData.size bytes of character data.\n\n");
printf("static unsigned char font_data[] = {\n");
for (i=0; orig_font_data[i].charcode != -1; i++)
{
if (orig_font_data[i].isUsed > 0)
{
int top = 0;
int bottom = 0;
for (j=0; j<16 && orig_font_data[i].data[j] == 0; j++) { top++; }
for (j=15; j>=top && orig_font_data[i].data[j] == 0; j--) { bottom++; }
if (top == 16) // Blank character
{
// Fix values to fit into 4 bits each (sorted out in draw_char function)
top--;
bottom++;
}
char_codes[cc] = orig_font_data[i].charcode;
font_offsets[cc] = f;
cc++;
matches = font_find_matching_glyph(i);
if (matches != 65535)
{
printf("/*%04x == %04x*/", orig_font_data[i].charcode, orig_font_data[matches].charcode);
font_offsets[cc-1] = font_find_offset(orig_font_data[matches].charcode);
}
else
{
font_data[f++] = (top << 4) | bottom;
printf("/*%04x*/ 0x%02x,", orig_font_data[i].charcode, (top << 4) | bottom);
r = f;
for (j=top; j<16-bottom; j++)
{
if (!lte)
{
font_data[f++] = orig_font_data[i].data[j] & 0xFF;
printf(" 0x%02x,",orig_font_data[i].data[j] & 0xFF);
}
else
{
// lookup-table based encoding
uc = orig_font_data[i].data[j] & 0xFF;
font_data[f] = fdata_usage[uc]; // byte's index in lookup table
if ( (j > top) && (font_data[f] == font_data[f-1]) )
{
// repetition found inside glyph data, set bit7 of previous byte
font_data[f-1] = font_data[f-1] | 0x80;
}
else
{
f++;
}
}
}
if (lte)
{
for (j=r; j<f; j++)
{
printf(" 0x%02x,",font_data[j]);
}
}
}
printf("\n");
}
}
char_codes[cc] = 0xFFFF;
printf("};\n\n");
printf("// font_data length: %d bytes\n", f);
if (lte)
{
printf("unsigned char fontdata_lookup[] = {\n ");
for (i=0; i<fontdata_ltlength; i++)
{
printf("0x%02x,", fontdata_lookup[i]);
if ( ((i+1) & 0xf) == 0 )
{
printf("\n ");
}
}
printf("};\n");
printf("// lookup table length: %d bytes\n\n", fontdata_ltlength);
#if 0
printf(" /* font data byte distribution\n ");
for (i=0; i<256; i++)
{
printf("0x%02x,", fdata_usage[i]);
if ( ((i+1) & 0xf) == 0 )
{
printf("\n ");
}
}
printf("*/\n\n");
#endif
}
// Set up codepage entries, and save to file
font_init_data(cp_common, 0, 128);
printf("// Offsets to font character data stored in the font_data array.\n\n");
printf("static unsigned short cp_common[] =\n{\n");
for (i=0; i<128; i++)
{
if ((i & 15) == 0) printf(" ");
printf("0x%04x,", cp_common[i]);
if ((i & 15) == 15) printf("\n");
}
printf("};\n");
for (j=0; j<ncp; j++)
{
font_init_data(codepages[j], 0, 128);
printf("static unsigned short cp_win_%s[] =\n{\n", cp_names[j]);
for (i=0; i<128; i++)
{
if ((i & 15) == 0) printf(" ");
printf("0x%04x,", codepages[j][i]);
if ((i & 15) == 15) printf("\n");
}
printf("};\n");
}
printf("\n// Array of pointers to codepage tables.\n\n");
printf("static unsigned short* codepages[] =\n{\n");
for (j=0; j<ncp; j++)
{
printf(" cp_win_%s,\n", cp_names[j]);
}
printf("};\n");
printf("\n// Codepage names for menu UI in gui.c (gui_font_enum).\n\n");
printf("int num_codepages = %d;\n",ncp);
printf("char* codepage_names[] =\n{\n");
for (j=0; j<ncp; j++)
{
printf(" \"Win%s\",\n", cp_names[j]);
}
printf("};\n\n");
printf("#endif // !GET_FONT_COMPRESSION_MODE\n\n");
if (lte)
{
printf("#define BUILTIN_FONT_RLE_COMPRESSED 1\n\n");
}
return 0;
}
int main(int argc, char **argv)
{
int i, j, f = 0, cc = 0;
int ncp = sizeof(codepages)/(sizeof(unsigned short*));
// Check if chars in font are used in any codepages
check_used(cp_common);
for (j=0; j<ncp; j++)
{
check_used(codepages[j]);
}
printf("// This is a compressed version of font_8x16_uni.h produced by the tools/font_8x16_pack program\n\n");
printf("// Format of each character is 'FontData' structure, followed by FontData.size bytes of character data.\n\n");
printf("static unsigned char font_data[] = {\n");
for (i=0; orig_font_data[i].charcode != -1; i++)
{
if (orig_font_data[i].isUsed > 0)
{
int top = 0;
int bottom = 0;
for (j=0; j<16 && orig_font_data[i].data[j] == 0; j++) { top++; }
for (j=15; j>=top && orig_font_data[i].data[j] == 0; j--) { bottom++; }
if (top == 16) // Blank character
{
// Fix values to fit into 4 bits each (sorted out in draw_char function)
top--;
bottom++;
}
char_codes[cc] = orig_font_data[i].charcode;
font_offsets[cc] = f;
cc++;
font_data[f++] = (top << 4) | bottom;
printf("/*%04x*/ 0x%02x,", orig_font_data[i].charcode, (top << 4) | bottom);
for (j=top; j<16-bottom; j++)
{
font_data[f++] = orig_font_data[i].data[j] & 0xFF;
printf(" 0x%02x,",orig_font_data[i].data[j] & 0xFF);
}
printf("\n");
}
}
char_codes[cc] = 0xFFFF;
printf("};\n\n");
// Set up codepage entries, and save to file
font_init_data(cp_common, 0, 128);
printf("// Offsets to font character data stored in the font_data array.\n\n");
printf("static unsigned short cp_common[] =\n{\n");
for (i=0; i<128; i++)
{
if ((i & 15) == 0) printf(" ");
printf("0x%04x,", cp_common[i]);
if ((i & 15) == 15) printf("\n");
}
printf("};\n");
for (j=0; j<ncp; j++)
{
font_init_data(codepages[j], 0, 128);
printf("static unsigned short cp_win_%s[] =\n{\n", cp_names[j]);
for (i=0; i<128; i++)
{
if ((i & 15) == 0) printf(" ");
printf("0x%04x,", codepages[j][i]);
if ((i & 15) == 15) printf("\n");
}
printf("};\n");
}
printf("\n// Array of pointers to codepage tables.\n\n");
printf("static unsigned short* codepages[] =\n{\n");
for (j=0; j<ncp; j++)
{
printf(" cp_win_%s,\n", cp_names[j]);
}
printf("};\n");
printf("\n// Codepage names for menu UI in gui.c (gui_font_enum).\n\n");
printf("int num_codepages = %d;\n",ncp);
printf("char* codepage_names[] =\n{\n");
for (j=0; j<ncp; j++)
{
printf(" \"Win%s\",\n", cp_names[j]);
}
printf("};\n");
return 0;
}
