塗りつぶしのアルゴリズムを変更 #10
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塗りつぶしのアルゴリズムを変更 #10
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Deploying nascalay-v2-preview with
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| Latest commit: |
e923999
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| Status: | ✅ Deploy successful! |
| Preview URL: | https://3fb87a71.nascalay-v2-preview.pages.dev |
| Branch Preview URL: | https://sslime-change-fill-algorithm.nascalay-v2-preview.pages.dev |
ras0q
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May 31, 2024
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| interface Operations { | ||
| /** | ||
| * キャンバス内の有効な座標かつ targetColor と等しいかどうかを返す | ||
| */ | ||
| inside: (x: number, y: number) => boolean; | ||
| /** | ||
| * キャンバスの座標 (x, y) を塗りつぶす色で塗る | ||
| */ | ||
| set: (x: number, y: number) => void; | ||
| pushSeed: (seed: Seed) => void; | ||
| } |
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bucketFill に近接させたかったけどまぁあんま変わんないから一番上にしました
| /** | ||
| * キャンバスの座標 (x, y) を塗りつぶす色で塗る | ||
| */ | ||
| set: (x: number, y: number) => void; |
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Suggested change
| set: (x: number, y: number) => void; | |
| draw: (x: number, y: number) => void; |
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命名 wiki からだからあんま変えたくない (wiki 読んだ人がそのまま読めるようにしてるので)
| /** | ||
| * キャンバス内の有効な座標かつ targetColor と等しいかどうかを返す | ||
| */ | ||
| inside: (x: number, y: number) => boolean; |
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色判定までするなら
Suggested change
| inside: (x: number, y: number) => boolean; | |
| canDraw: (x: number, y: number) => boolean; |
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命名 wiki からだからあんま変えたくない (wiki 読んだ人がそのまま読めるようにしてるので)
| y < yRange[1] && | ||
| likeEqualColor(data[y][x], targetColor); | ||
| } | ||
| function createSet(data: Color[][], color: Color): Operations["set"] { |
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createInsideもややだけど使うのoperationsの初期化のときだけだしラップするまででもなさそう
好みで
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しないとしたら bucketFill の関数内にそのまま書くってこと？
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そう、pushSeedがそうだからここだけ切り出してるのが気になった
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差分を見やすくするために canvas 追加のやつに向けてます
ref: https://en.wikipedia.org/wiki/Flood_fill
区間ベースで持つことで見るピクセル数を減少させるように
アルゴリズムが正当か は見なくていいです (コメントちゃんと書いたから見てもいいけど)
https://sslime-change-fill-algorithm.nascalay-v2-preview.pages.dev/tmp2 で試せます