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Fixed checkerboard patterns on black pixels (#143)

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Close #122
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East Monster 🍉 2025-08-15 18:39:55 +08:00 committed by GitHub
parent 1220bf0d4e
commit 185cc91c56
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1 changed files with 5 additions and 3 deletions
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src/Template.js
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@ -214,10 +214,12 @@ export default class Template {
imageData.data[pixelIndex] = 0; imageData.data[pixelIndex] = 0;
imageData.data[pixelIndex + 1] = 0; imageData.data[pixelIndex + 1] = 0;
imageData.data[pixelIndex + 2] = 0; imageData.data[pixelIndex + 2] = 0;
imageData.data[pixelIndex + 3] = 32; // Translucent black } else {
} else { // Transparent negative space imageData.data[pixelIndex] = 255;
imageData.data[pixelIndex + 3] = 0; imageData.data[pixelIndex + 1] = 255;
imageData.data[pixelIndex + 2] = 255;
} }
imageData.data[pixelIndex + 3] = 32; // Make it translucent
} else if (x % shreadSize !== 1 || y % shreadSize !== 1) { // Otherwise only draw the middle pixel } else if (x % shreadSize !== 1 || y % shreadSize !== 1) { // Otherwise only draw the middle pixel
imageData.data[pixelIndex + 3] = 0; // Make the pixel transparent on the alpha channel imageData.data[pixelIndex + 3] = 0; // Make the pixel transparent on the alpha channel
} else { } else {