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Slightly better error calc for lookahead

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David Schmenk 2024-11-28 11:52:58 -08:00
parent ccf8893367
commit 3c38943141
1 changed files with 3 additions and 3 deletions
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6
src/dhgr.tk/utils/dhgrrgb.pla
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@ -104,9 +104,9 @@ def rgbPix(r, g, b, x, y)#0
ng = pg - ntscCycle[i+GRN] + ntscChroma[i+GRN]
nb = pb - ntscCycle[i+BLU] + ntscChroma[i+BLU]
if errDiv
nr = nr - errptr=>[3+RED] / errDiv
ng = ng - errptr=>[3+GRN] / errDiv
nb = nb - errptr=>[3+BLU] / errDiv
nr = nr - (errptr=>[3+RED] + (r - nr + 1) / 2) / errDiv
ng = ng - (errptr=>[3+GRN] + (g - ng + 1) / 2) / errDiv
nb = nb - (errptr=>[3+BLU] + (b - nb + 1) / 2) / errDiv
fin
nd = dist(r, g, b, nr, ng, nb)
// Add current 1/4 chroma color