void tga_save(const char *name)
{
FILE *fp;
if ( tga_data == NULL )
return;
//printf("tga_save: File %s with %dx%d pixel\n", name, tga_width, tga_height);
fp = fopen(name, "wb");
if ( fp != NULL )
{
tga_write_byte(fp, 0); /* no ID */
tga_write_byte(fp, 0); /* no color map */
tga_write_byte(fp, 2); /* uncompressed true color */
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_byte(fp, 0);
tga_write_word(fp, 0); /* x origin */
tga_write_word(fp, 0); /* y origin */
tga_write_word(fp, tga_width); /* width */
tga_write_word(fp, tga_height); /* height */
tga_write_byte(fp, 24); /* color depth */
tga_write_byte(fp, 0);
fwrite(tga_data, tga_width*tga_height*3, 1, fp);
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_word(fp, 0);
fwrite("TRUEVISION-XFILE.", 18, 1, fp);
fclose(fp);
}
}
void u8x8_bitmap_SaveTGA(u8x8_bitmap_t *b, const char *name)
{
FILE *fp;
uint16_t x, y;
fp = fopen(name, "wb");
if ( fp != NULL )
{
tga_write_byte(fp, 0); /* no ID */
tga_write_byte(fp, 0); /* no color map */
tga_write_byte(fp, 2); /* uncompressed true color */
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_byte(fp, 0);
tga_write_word(fp, 0); /* x origin */
tga_write_word(fp, 0); /* y origin */
tga_write_word(fp, b->pixel_width); /* width */
tga_write_word(fp, b->pixel_height); /* height */
tga_write_byte(fp, 24); /* color depth */
tga_write_byte(fp, 0);
for( y = 0; y < b->pixel_height; y++ )
{
for( x = 0; x < b->pixel_width; x++ )
{
if ( u8x8_bitmap_GetPixel(b, x, b->pixel_height-y-1) == 0 )
{
tga_write_byte(fp, 255); /* R */
tga_write_byte(fp, 255); /* G */
tga_write_byte(fp, 255); /* B */
}
else
{
tga_write_byte(fp, 0); /* R */
tga_write_byte(fp, 0); /* G */
tga_write_byte(fp, 0); /* B */
}
}
}
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_word(fp, 0);
tga_write_word(fp, 0);
fwrite("TRUEVISION-XFILE.", 18, 1, fp);
fclose(fp);
}
}
static void tga_write_word(FILE *fp, uint16_t word)
{
tga_write_byte(fp, word&255);
tga_write_byte(fp, word>>8);
}