alexander.nutz/barecopper
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limit world depth to y>0

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p2r3
2025-08-14 14:44:48 +03:00
parent 74c556af86
commit d36416cd2b
1 changed files with 13 additions and 2 deletions
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15
src/packets.c
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@@ -284,7 +284,7 @@ int sc_setCenterChunk (int client_fd, int x, int y) {
// S->C Chunk Data and Update Light // S->C Chunk Data and Update Light
int sc_chunkDataAndUpdateLight (int client_fd, int _x, int _z) { int sc_chunkDataAndUpdateLight (int client_fd, int _x, int _z) {
const int chunk_data_size = (4101 + sizeVarInt(256) + sizeof(network_block_palette)) * 24; const int chunk_data_size = (4101 + sizeVarInt(256) + sizeof(network_block_palette)) * 20 + 6 * 4;
writeVarInt(client_fd, 17 + sizeVarInt(chunk_data_size) + chunk_data_size); writeVarInt(client_fd, 17 + sizeVarInt(chunk_data_size) + chunk_data_size);
writeByte(client_fd, 0x27); writeByte(client_fd, 0x27);
@@ -298,8 +298,19 @@ int sc_chunkDataAndUpdateLight (int client_fd, int _x, int _z) {
int x = _x * 16, z = _z * 16, y; int x = _x * 16, z = _z * 16, y;
// send 4 chunk sections (up to Y=0) with no blocks
for (int i = 0; i < 4; i ++) {
writeUint16(client_fd, 4096); // block count
writeByte(client_fd, 0); // block bits
writeVarInt(client_fd, 85); // block palette (bedrock)
writeByte(client_fd, 0); // biome bits
writeByte(client_fd, 0); // biome palette
}
// reset watchdog and yield
wdt_reset();
// send chunk sections // send chunk sections
for (int i = 0; i < 24; i ++) { for (int i = 4; i < 24; i ++) {
y = i * 16 - 64; y = i * 16 - 64;
writeUint16(client_fd, 4096); // block count writeUint16(client_fd, 4096); // block count
writeByte(client_fd, 8); // bits per entry writeByte(client_fd, 8); // bits per entry