完善客户端协议

protocol/proto_hk4e/editor.proto

@@ -0,0 +1,29 @@
+syntax = "proto3";
+
+package proto;
+
+option go_package = "./;proto";
+
+enum SceneSurfaceMaterial {
+  Invalid = 0;
+  Grass   = 1;
+  Dirt    = 2;
+  Rock    = 3;
+  Snow    = 4;
+  Water   = 5;
+  Tile    = 6;
+  Sand    = 7;
+}
+
+message MapInfo {
+  int32             minx  = 1;
+  int32             maxx  = 2;
+  int32             minz  = 3;
+  int32             maxz  = 4;
+  repeated CellInfo cells = 5;
+}
+
+message CellInfo {
+  SceneSurfaceMaterial type = 1;
+  int32                y    = 2;
+}