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Iterate on pixel buffer in telnet package

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This commit is contained in:
Alexandre Iooss 2020-10-14 22:07:24 +02:00
parent d26562d43d
commit e63d4bf170
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GPG Key ID: 6C79278F3FCDCC02
1 changed files with 8 additions and 5 deletions
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13
stream/telnet/telnet.go
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@ -158,14 +158,17 @@ func StartASCIIArtStream(streamID string, reader io.ReadCloser) {
} }
// Convert image to ASCII // Convert image to ASCII
for j := 0; j < Cfg.Height; j++ { for i, pixel := range pixelBuff {
for i := 0; i < Cfg.Width; i++ { if i%Cfg.Width == 0 {
textBuff.WriteByte(asciiChars[pixelBuff[Cfg.Width*j+i]/22]) // New line
textBuff.WriteByte(asciiChars[pixelBuff[Cfg.Width*j+i]/22])
}
textBuff.WriteByte('\n') textBuff.WriteByte('\n')
} }
// Print two times the character to make a square
textBuff.WriteByte(asciiChars[pixel/22])
textBuff.WriteByte(asciiChars[pixel/22])
}
*(currentMessage[streamID]) = textBuff.String() *(currentMessage[streamID]) = textBuff.String()
} }
} }