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Added fagci's teeny teeny font

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OneOfEleven
2023-10-20 14:09:12 +01:00
parent 78b4c93f67
commit d3000206d6
16 changed files with 631 additions and 375 deletions
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138
utils/main.cpp
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@ -20,6 +20,10 @@
#include <string.h>
#include <vector>
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
#endif
// ************************************************************************
// create a front end gain table for the firmware
@ -346,7 +350,7 @@ void create_gain_table(const char *filename)
fclose(file);
}
// ************************************************************************
// ************************************************************************
// "rotate_font()" has nothing to do with this program at all, I just needed
// to write a bit of code to rotate some fonts I've drawn
@ -397,19 +401,19 @@ void rotate_font(const char *filename1, const char *filename2)
{
uint8_t c1[8];
uint8_t c2[8];
memcpy(c1, &data[i], 8);
memset(c2, 0, 8);
for (unsigned int k = 0; k < 8; k++)
memcpy(c1, &data[i], ARRAY_SIZE(c1));
memset(c2, 0, ARRAY_SIZE(c2));
for (unsigned int k = 0; k < ARRAY_SIZE(c1); k++)
{
uint8_t b = c1[k];
for (unsigned int m = 0; m < 8; m++)
for (unsigned int m = 0; m < ARRAY_SIZE(c2); m++)
{
if (b & 0x80)
c2[m] |= 1u << k;
b <<= 1;
}
}
memcpy(&data[i], c2, 8);
memcpy(&data[i], c2, ARRAY_SIZE(c2));
}
// ***************************
@ -422,7 +426,7 @@ void rotate_font(const char *filename1, const char *filename2)
fprintf(file, "const uint8_t gFontSmall[95][7] =\n");
fprintf(file, "{\n");
for (unsigned int i = 0; i < data.size(); )
for (unsigned int i = 0, c = ' '; i < data.size() && c < (' ' + 95); i++, c++)
{
char s[1024];
memset(s, 0, sizeof(s));
@ -445,13 +449,122 @@ void rotate_font(const char *filename1, const char *filename2)
else
{
strcat(s, s2);
strcat(s, "},\n");
strcat(s, "},");
}
}
i++;
fprintf(file, "%s // '%c'\n", s, c);
}
fprintf(file, "%s", s);
fprintf(file, "};\n");
fclose(file);
// ***************************
}
// ************************************************************************
// "rotate_font()" has nothing to do with this program at all, I just needed
// to write a bit of code to rotate some fonts I've drawn
void rotate_font_4x5(const char *filename1, const char *filename2)
{
std::vector <uint8_t> data;
if (filename1 == NULL || filename2 == NULL)
return;
// ****************************
// load the file
FILE *file = fopen(filename1, "rb");
if (file == NULL)
return;
if (fseek(file, 0, SEEK_END) != 0)
{
fclose(file);
return;
}
const size_t file_size = ftell(file);
if (file_size <= 0)
{
fclose(file);
return;
}
if (fseek(file, 0, SEEK_SET) != 0)
{
fclose(file);
return;
}
data.resize(file_size);
const size_t bytes_loaded = fread(&data[0], 1, file_size, file);
fclose(file);
if (bytes_loaded != file_size)
return;
// ***************************
// rotate the font 90-deg clockwise
for (unsigned int i = 0; i <= (data.size() - 6); i += 6)
{
uint8_t c1[6];
uint8_t c2[4];
memcpy(c1, &data[i], 6);
memset(c2, 0, 4);
for (unsigned int k = 0; k < ARRAY_SIZE(c1); k++)
{
uint8_t b = c1[k];
for (unsigned int m = 0; m < ARRAY_SIZE(c2); m++)
{
if (b & 0x40)
c2[m] |= 1u << k;
b <<= 1;
}
}
memcpy(&data[i], c2, 4);
}
// ***************************
// save the file
file = fopen(filename2, "wt");
if (file == NULL)
return;
fprintf(file, "const uint8_t g_font_small_4x5[95][4] =\n");
fprintf(file, "{\n");
for (unsigned int i = 0, c = ' '; i < data.size() && c < (' ' + 95); i++, c++)
{
char s[1024];
memset(s, 0, sizeof(s));
for (unsigned int k = 0; k < 4 && i < data.size(); k++)
{
char s2[16];
sprintf(s2, "0x%02X", data[i++]);
if (k == 0)
strcat(s, "\t{");
if (k < 3)
{
strcat(s, s2);
strcat(s, ", ");
}
else
{
strcat(s, s2);
strcat(s, "},");
}
}
fprintf(file, "%s // '%c'\n", s, c);
}
fprintf(file, "};\n");
@ -466,8 +579,9 @@ int main(int argc, char* argv[])
{
create_gain_table("gain_table.c");
rotate_font("uv-k5_small.bin", "uv-k5_small.c");
rotate_font("uv-k5_small_bold.bin", "uv-k5_small_bold.c");
rotate_font("uv-k5_small.bin", "uv-k5_small.c");
rotate_font("uv-k5_small_bold.bin", "uv-k5_small_bold.c");
rotate_font_4x5("uv-k5_small_4x5.bin", "uv-k5_small_4x5.c");
return 0;
}