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Code Issues Activity

precalculate networked block palette buffer

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p2r3
2025-08-14 08:13:33 +03:00
parent 374943669e
commit 74c556af86
2 changed files with 22 additions and 7 deletions
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13
src/packets.c
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@@ -284,10 +284,7 @@ int sc_setCenterChunk (int client_fd, int x, int y) {
// S->C Chunk Data and Update Light
int sc_chunkDataAndUpdateLight (int client_fd, int _x, int _z) {
int palette_size = 0;
for (int i = 0; i < 256; i ++) palette_size += sizeVarInt(block_palette[i]);
const int chunk_data_size = (4101 + sizeVarInt(256) + palette_size) * 24;
const int chunk_data_size = (4101 + sizeVarInt(256) + sizeof(network_block_palette)) * 24;
writeVarInt(client_fd, 17 + sizeVarInt(chunk_data_size) + chunk_data_size);
writeByte(client_fd, 0x27);
@@ -306,13 +303,15 @@ int sc_chunkDataAndUpdateLight (int client_fd, int _x, int _z) {
y = i * 16 - 64;
writeUint16(client_fd, 4096); // block count
writeByte(client_fd, 8); // bits per entry
writeVarInt(client_fd, 256);
for (int j = 0; j < 256; j ++) writeVarInt(client_fd, block_palette[j]);
writeVarInt(client_fd, 256); // block palette length
// block palette as varint buffer
send(client_fd, network_block_palette, sizeof(network_block_palette), 0);
// chunk section buffer
buildChunkSection(x, y, z);
send(client_fd, chunk_section, 4096, 0);
// biome data
writeByte(client_fd, 0); // bits per entry
writeByte(client_fd, W_plains); // palette
writeByte(client_fd, W_plains); // biome palette
// reset watchdog and yield
wdt_reset();
}