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fbcon: properly place bitmaps

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nick black 2021-07-18 18:16:50 -04:00 committed by nick black
parent d2cf43d087
commit cf5e98c6cd
1 changed files with 2 additions and 2 deletions
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4
src/lib/linux.c
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@ -92,10 +92,10 @@ int fbcon_draw(const struct ncpile *p, sprixel* s, FILE* out, int y, int x){
const tinfo* ti = &p->nc->tcache; const tinfo* ti = &p->nc->tcache;
for(int l = 0 ; l < s->pixy ; ++l){ for(int l = 0 ; l < s->pixy ; ++l){
// FIXME pixel size isn't necessarily 4B, line isn't necessarily psize*pixx // FIXME pixel size isn't necessarily 4B, line isn't necessarily psize*pixx
size_t offset = ((l + y) * ti->pixx + x) * 4; size_t offset = ((l + y * ti->cellpixy) * ti->pixx + x * ti->cellpixx) * 4;
size_t lsize = s->pixx * 4;
uint8_t* tl = ti->linux_fbuffer + offset; uint8_t* tl = ti->linux_fbuffer + offset;
const char* src = s->glyph + (l * s->pixx * 4); const char* src = s->glyph + (l * s->pixx * 4);
size_t lsize = s->pixx * 4;
memcpy(tl, src, lsize); memcpy(tl, src, lsize);
} }
return 0; return 0;