DOS/font.c at main · PythonCoders45/DOS · GitHub

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externvoiddraw_pixel(intx, inty, unsigned intcolor);

// 8x8 ASCII font matrix table (256 characters x 8 bytes)
externconstunsigned charfont8x8[256][8];

voiddraw_char(intx, inty, charc, unsigned intcolor) {
for (introw=0; row<8; row++) {
for (intcol=0; col<8; col++) {
if ((font8x8[(unsigned char)c][row] >> (7-col)) &1) {
draw_pixel(x+col, y+row, color);
 }
 }
 }
}

voiddraw_string(intx, inty, constchar*str, unsigned intcolor) {
for (inti=0; str[i] !='\0'; i++) {
draw_char(x+ (i*8), y, str[i], color);
 }
}