ppfun/pixelplanet
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Code Issues 24 Pull Requests Releases 2 Activity

fix writeUInt32 offset error

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This commit is contained in:
HF 2022-06-20 14:43:32 +02:00
parent b436937f86
commit a06802fb6c
1 changed files with 4 additions and 4 deletions
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8
src/core/tilesBackup.js
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@ -165,7 +165,7 @@ export async function incrementialBackupRedis(
for (let i = 0; i < compLength; i += 1) {
const curPxl = curChunk[i];
if (oldChunk[i] !== curPxl) {
tileBuffer.writeUInt32BE(i * 4, abgr[curPxl & 0x3F]);
tileBuffer.writeUInt32BE(abgr[curPxl & 0x3F], i * 4);
}
}
@ -173,14 +173,14 @@ export async function incrementialBackupRedis(
const curChunkLength = curChunk.length;
for (let i = oldChunkLength; i < curChunkLength; i += 1) {
tileBuffer.writeUInt32BE(i * 4, abgr[curChunk[i] & 0x3F]);
tileBuffer.writeUInt32BE(abgr[curChunk[i] & 0x3F], i * 4);
}
if (oldChunkLength > curChunkLength) {
const blank = abgr[0];
for (let i = curChunkLength; i < oldChunkLength; i += 1) {
if (oldChunk[i] !== 0) {
tileBuffer.writeUInt32BE(i * 4, blank);
tileBuffer.writeUInt32BE(blank, i * 4);
}
}
}
@ -289,8 +289,8 @@ export async function createPngBackup(
const { abgr } = palette;
for (let i = 0; i < chunkLength; i += 1) {
tileBuffer.writeUInt32BE(
i * 4,
abgr[chunk[i] & 0x3F],
i * 4,
);
}