Add files via upload

Author: mcychan

nQuantCpp/GilbertCurve.cpp

@@ -406,8 +406,7 @@ namespace Peano
 		else if (weight < .03 && m_nMaxColor / weight < density && m_nMaxColor >= 16 && m_nMaxColor < 256)
 			ditherMax = (BYTE)sqr(5 + edge);
 
-		if (!sortedByYDiff)
-			initWeights(DITHER_MAX);
+		initWeights(DITHER_MAX);
 
 		if (width >= height)
 			generate2d(0, 0, width, 0, 0, height);

nQuantCpp/PnnLABQuantizer.cpp

@@ -635,7 +635,7 @@ namespace PnnLABQuant
 		};
 
 		const auto bitmapHeight = pixels.size() / bitmapWidth;
-		bool fullDither = !hasAlpha() && nMaxColors >= 128 && (weight < .02 || weight > .09);
+		bool fullDither = !hasAlpha() && nMaxColors >= 128 && weight < .02;
 		if (isGA && !hasAlpha() && nMaxColors >= 128)
 			fullDither = true;