Tiny framebuffer for SSD1306 and similar displays.
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ufb/fontedit_gen57.c

124 lines
5.4 KiB

#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
struct X {
uint8_t data[5];
};
const struct X font[] = {
{{0x00, 0x00, 0x00, 0x00, 0x00}}, // 0x20
{{0x00, 0x00, 0x5f, 0x00, 0x00}}, // ! 0x21
{{0x00, 0x07, 0x00, 0x07, 0x00}}, // \" 0x22
{{0x14, 0x7f, 0x14, 0x7f, 0x14}}, // # 0x23
{{0x24, 0x2a, 0x7f, 0x2a, 0x12}}, // $ 0x24
{{0x23, 0x13, 0x08, 0x64, 0x62}}, // % 0x25
{{0x36, 0x49, 0x55, 0x22, 0x50}}, // & 0x26
{{0x00, 0x05, 0x03, 0x00, 0x00}}, // ' 0x27
{{0x00, 0x1c, 0x22, 0x41, 0x00}}, // ( 0x28
{{0x00, 0x41, 0x22, 0x1c, 0x00}}, // ) 0x29
{{0x14, 0x08, 0x3e, 0x08, 0x14}}, // * 0x2a
{{0x08, 0x08, 0x3e, 0x08, 0x08}}, // + 0x2b
{{0x00, 0x50, 0x30, 0x00, 0x00}}, // , 0x2c
{{0x08, 0x08, 0x08, 0x08, 0x08}}, // - 0x2d
{{0x00, 0x60, 0x60, 0x00, 0x00}}, // . 0x2e
{{0x20, 0x10, 0x08, 0x04, 0x02}}, // / 0x2f
{{0x3e, 0x51, 0x49, 0x45, 0x3e}}, // 0 0x30
{{0x00, 0x42, 0x7f, 0x40, 0x00}}, // 1 0x31
{{0x42, 0x61, 0x51, 0x49, 0x46}}, // 2 0x32
{{0x21, 0x41, 0x45, 0x4b, 0x31}}, // 3 0x33
{{0x18, 0x14, 0x12, 0x7f, 0x10}}, // 4 0x34
{{0x27, 0x45, 0x45, 0x45, 0x39}}, // 5 0x35
{{0x3c, 0x4a, 0x49, 0x49, 0x30}}, // 6 0x36
{{0x01, 0x71, 0x09, 0x05, 0x03}}, // 7 0x37
{{0x36, 0x49, 0x49, 0x49, 0x36}}, // 8 0x38
{{0x06, 0x49, 0x49, 0x29, 0x1e}}, // 9 0x39
{{0x00, 0x36, 0x36, 0x00, 0x00}}, // : 0x3a
{{0x00, 0x56, 0x36, 0x00, 0x00}}, // ; 0x3b
{{0x08, 0x14, 0x22, 0x41, 0x00}}, // < 0x3c
{{0x14, 0x14, 0x14, 0x14, 0x14}}, // = 0x3d
{{0x00, 0x41, 0x22, 0x14, 0x08}}, // > 0x3e
{{0x02, 0x01, 0x51, 0x09, 0x06}}, // ? 0x3f
{{0x32, 0x49, 0x79, 0x41, 0x3e}}, // @ 0x40
{{0x7e, 0x11, 0x11, 0x11, 0x7e}}, // A 0x41
{{0x7f, 0x49, 0x49, 0x49, 0x36}}, // B 0x42
{{0x3e, 0x41, 0x41, 0x41, 0x22}}, // C 0x43
{{0x7f, 0x41, 0x41, 0x22, 0x1c}}, // D 0x44
{{0x7f, 0x49, 0x49, 0x49, 0x41}}, // E 0x45
{{0x7f, 0x09, 0x09, 0x09, 0x01}}, // F 0x46
{{0x3e, 0x41, 0x49, 0x49, 0x7a}}, // G 0x47
{{0x7f, 0x08, 0x08, 0x08, 0x7f}}, // H 0x48
{{0x00, 0x41, 0x7f, 0x41, 0x00}}, // I 0x49
{{0x20, 0x40, 0x41, 0x3f, 0x01}}, // J 0x4a
{{0x7f, 0x08, 0x14, 0x22, 0x41}}, // K 0x4b
{{0x7f, 0x40, 0x40, 0x40, 0x40}}, // L 0x4c
{{0x7f, 0x02, 0x0c, 0x02, 0x7f}}, // M 0x4d
{{0x7f, 0x04, 0x08, 0x10, 0x7f}}, // N 0x4e
{{0x3e, 0x41, 0x41, 0x41, 0x3e}}, // O 0x4f
{{0x7f, 0x09, 0x09, 0x09, 0x06}}, // P 0x50
{{0x3e, 0x41, 0x51, 0x21, 0x5e}}, // Q 0x51
{{0x7f, 0x09, 0x19, 0x29, 0x46}}, // R 0x52
{{0x46, 0x49, 0x49, 0x49, 0x31}}, // S 0x53
{{0x01, 0x01, 0x7f, 0x01, 0x01}}, // T 0x54
{{0x3f, 0x40, 0x40, 0x40, 0x3f}}, // U 0x55
{{0x1f, 0x20, 0x40, 0x20, 0x1f}}, // V 0x56
{{0x3f, 0x40, 0x38, 0x40, 0x3f}}, // W 0x57
{{0x63, 0x14, 0x08, 0x14, 0x63}}, // X 0x58
{{0x07, 0x08, 0x70, 0x08, 0x07}}, // Y 0x59
{{0x61, 0x51, 0x49, 0x45, 0x43}}, // Z 0x5a
{{0x00, 0x7f, 0x41, 0x41, 0x00}}, // [ 0x5b
{{0x02, 0x04, 0x08, 0x10, 0x20}}, // \\ 0x5c
{{0x00, 0x41, 0x41, 0x7f, 0x00}}, // ] 0x5d
{{0x04, 0x02, 0x01, 0x02, 0x04}}, // ^ 0x5e
{{0x40, 0x40, 0x40, 0x40, 0x40}}, // _ 0x5f
{{0x00, 0x01, 0x02, 0x04, 0x00}}, // ` 0x60
{{0x20, 0x54, 0x54, 0x54, 0x78}}, // a 0x61
{{0x7f, 0x48, 0x44, 0x44, 0x38}}, // b 0x62
{{0x38, 0x44, 0x44, 0x44, 0x20}}, // c 0x63
{{0x38, 0x44, 0x44, 0x48, 0x7f}}, // d 0x64
{{0x38, 0x54, 0x54, 0x54, 0x18}}, // e 0x65
{{0x08, 0x7e, 0x09, 0x01, 0x02}}, // f 0x66
{{0x0c, 0x52, 0x52, 0x52, 0x3e}}, // g 0x67
{{0x7f, 0x08, 0x04, 0x04, 0x78}}, // h 0x68
{{0x00, 0x44, 0x7d, 0x40, 0x00}}, // i 0x69
{{0x20, 0x40, 0x44, 0x3d, 0x00}}, // j 0x6a
{{0x7f, 0x10, 0x28, 0x44, 0x00}}, // k 0x6b
{{0x00, 0x41, 0x7f, 0x40, 0x00}}, // l 0x6c
{{0x7c, 0x04, 0x18, 0x04, 0x78}}, // m 0x6d
{{0x7c, 0x08, 0x04, 0x04, 0x78}}, // n 0x6e
{{0x38, 0x44, 0x44, 0x44, 0x38}}, // o 0x6f
{{0x7c, 0x14, 0x14, 0x14, 0x08}}, // p 0x70
{{0x08, 0x14, 0x14, 0x18, 0x7c}}, // q 0x71
{{0x7c, 0x08, 0x04, 0x04, 0x08}}, // r 0x72
{{0x48, 0x54, 0x54, 0x54, 0x20}}, // s 0x73
{{0x04, 0x3f, 0x44, 0x40, 0x20}}, // t 0x74
{{0x3c, 0x40, 0x40, 0x20, 0x7c}}, // u 0x75
{{0x1c, 0x20, 0x40, 0x20, 0x1c}}, // v 0x76
{{0x3c, 0x40, 0x30, 0x40, 0x3c}}, // w 0x77
{{0x44, 0x28, 0x10, 0x28, 0x44}}, // x 0x78
{{0x0c, 0x50, 0x50, 0x50, 0x3c}}, // y 0x79
{{0x44, 0x64, 0x54, 0x4c, 0x44}}, // z 0x7a
{{0x00, 0x08, 0x36, 0x41, 0x00}}, // { 0x7b
{{0x00, 0x00, 0x7f, 0x00, 0x00}}, // | 0x7c
{{0x00, 0x41, 0x36, 0x08, 0x00}}, // } 0x7d
{{0x10, 0x08, 0x08, 0x10, 0x08}}, // ~ 0x7e
};
void main() {
printf("const char* symbols[] = {\n");
for(int c = 32; c < 127; c++) {
printf(" // %d \"%c\"\n", c, c);
for(int j=0;j<7;j++){
printf(" \"");
for(int k=0;k<5;k++){
if (font[c - ' '].data[k]& (1<<j)) {
printf("#");
} else {
printf(" ");
}
}
printf("\",\n");
}
}
printf("};\n");
}