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restore: pull from successive columns #2603

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nick black 2022-02-09 16:20:52 -05:00
parent b93e63656e
commit 99528ba6d0
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GPG Key ID: 5F43400C21CBFACC
1 changed files with 1 additions and 16 deletions
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17
src/lib/sixel.c
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@ -659,20 +659,6 @@ wipe_band(sixelmap* smap, int band, int startx, int endx,
return wiped;
}
/*
static void
debug_wiped_cell(const uint8_t* auxvec, int tp, int x){
for(int y = 0 ; y < tp / x ; ++y){
for(int x0 = 0 ; x0 < x ; ++x0){
uint16_t color;
memcpy(&color, &auxvec[(x0 + y * x) * 2], 2);
fprintf(stderr, "%03d ", color);
}
fprintf(stderr, "\n");
}
}
*/
// we return -1 because we're not doing a proper wipe -- that's not possible
// using sixel. we just mark it as partially transparent, so that if it's
// redrawn, it's redrawn using P2=1.
@ -707,7 +693,6 @@ int sixel_wipe(sprixel* s, int ycell, int xcell){
if(w){
s->wipes_outstanding = true;
}
//debug_wiped_cell(auxvec, cellpxy * cellpxx, cellpxx);
change_p2(s->glyph.buf, SIXEL_P2_TRANS);
assert(NULL == s->n->tam[s->dimx * ycell + xcell].auxvector);
s->n->tam[s->dimx * ycell + xcell].auxvector = auxvec;
@ -1728,7 +1713,7 @@ restore_band(sixelmap* smap, int band, int startx, int endx,
//fprintf(stderr, " looking at bandline %d (auxvec row %d idx %d, dy %d)\n", dy, yoff, idx, dy);
for(int dx = 0 ; startx + dx < endx ; ++dx){
uint16_t color;
memcpy(&color, &auxvec[idx], AUXVECELEMSIZE);
memcpy(&color, &auxvec[idx + dx * AUXVECELEMSIZE], AUXVECELEMSIZE);
//fprintf(stderr, " idx %d (dx %d x %d): %hu\n", idx, dx, dx + startx, color);
if(color != TRANS_PALETTE_ENTRY){
restore_vec(b, color, bit, startx + dx, dimx);