From 1cc08c51eb4b0f95c30c0a98ad1fc5ad3459b2df Mon Sep 17 00:00:00 2001
From: Nicolas James <Eele1Ephe7uZahRie@tutanota.com>
Date: Wed, 12 Feb 2025 18:05:18 +1100
Subject: initial commit

---
 src/shared/net/lib/protobuf/net.proto | 123 ++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 src/shared/net/lib/protobuf/net.proto

(limited to 'src/shared/net/lib/protobuf/net.proto')

diff --git a/src/shared/net/lib/protobuf/net.proto b/src/shared/net/lib/protobuf/net.proto
new file mode 100644
index 0000000..79d58e7
--- /dev/null
+++ b/src/shared/net/lib/protobuf/net.proto
@@ -0,0 +1,123 @@
+syntax = "proto3";
+
+package proto;
+
+// STRUCTS
+message angles {
+    float pitch = 1;
+    float yaw = 2;
+}
+
+message coords {
+    int32 x = 1;
+    int32 z = 2;
+}
+
+message vec3 {
+    float x = 1;
+    float y = 2;
+    float z = 3;
+}
+
+message ivec3 {
+    int32 x = 1;
+    int32 y = 2;
+    int32 z = 3;
+}
+
+message player {
+    uint32 index = 1;
+    uint32 commands = 2;
+
+    coords chunk_pos = 3;
+    vec3 local_pos = 4;
+
+    angles viewangles = 5;
+    vec3 velocity = 6;
+}
+// END OF STRUCTS
+
+// PACKETS
+message auth {
+    string username = 1;
+    string password = 2;
+}
+
+message init {
+    uint64 seed = 1;
+    int32 draw_distance = 2;
+    player localplayer = 3;
+}
+
+message move {
+    uint32 commands = 1;
+    angles viewangles = 2;
+}
+
+message remove_player {
+    uint32 index = 1;
+}
+
+message say {
+    string text = 1;
+}
+
+message hear_player {
+    uint32 index = 1;
+    string text = 2;
+}
+
+message request_chunk {
+    coords chunk_pos = 1;
+}
+
+message remove_chunk {
+    coords chunk_pos = 1;
+}
+
+message chunk {
+    coords chunk_pos = 1;
+    // There is no uint8, so we have to pack four blocks into each uint32.
+    repeated uint32 blocks = 2 [packed = true];
+}
+
+message add_block {
+    coords chunk_pos = 1;
+    ivec3 block_pos = 2;
+    // A bit inefficient as we only need 8 bits. We could use the rest for other
+    // stuff down the road.
+    uint32 block = 3;
+}
+
+message remove_block {
+    coords chunk_pos = 1;
+    ivec3 block_pos = 2;
+}
+
+message server_message {
+    string message = 1;
+    bool fatal = 2;
+}
+// END OF PACKETS
+
+// Actual thing we read.
+message packet {
+
+oneof contents {
+    auth auth_packet = 1;
+    init init_packet = 2;
+    move move_packet = 3;
+    player player_packet = 4;
+    remove_player remove_player_packet = 5;
+    say say_packet = 6;
+    hear_player hear_player_packet = 7;
+    request_chunk request_chunk_packet = 8;
+    chunk chunk_packet = 9;
+    remove_chunk remove_chunk_packet = 10;
+    add_block add_block_packet = 11;
+    remove_block remove_block_packet = 12;
+    server_message server_message_packet = 13;
+}
+
+}
+
-- 
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