not bad
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1 changed files with 5 additions and 10 deletions
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@ -540,9 +540,9 @@ function decimate(input, palette, n, inputError, y) {
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// Median cut!
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// https://en.wikipedia.org/wiki/Median_cut
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let buckets = [input.slice()];
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//let initial = dither(palette);
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//let buckets = [initial.output.map((i) => atariRGB[palette[i]])];
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//let buckets = [input.slice()];
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let initial = dither(palette);
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let buckets = [initial.output.map((i) => atariRGB[palette[i]])];
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let medianCut = (bucket, range) => {
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if (bucket.length < 2) {
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console.log(bucket);
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@ -587,23 +587,18 @@ function decimate(input, palette, n, inputError, y) {
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// .divide(bucket.length);
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// scale to the max luma
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// kinda nice but really aggressive with the colors
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let lumas = bucket.map((rgb) => rgb.luma());
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console.log(lumas);
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let luma = Math.max(...lumas);
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let rgb = bucket[lumas.indexOf(luma)];
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console.log(rgb, luma);
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let from = rgb.luma();
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if (from > 0) {
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rgb = rgb.multiply(luma / rgb.luma());
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}
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console.log(rgb, luma);
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if (!rgb) {
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throw new Error('xxx');
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}
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// Take the channel-brightest color in the bucket
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// bad
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//rgb = bucket[bucket.length - 1];
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//let rgb = bucket[bucket.length - 1];
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// Take the luma-brightest color in the bucket
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//let rgb = bucket.slice().sort((a, b) => b.luma() - a.luma())[bucket.length - 1];
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