Create multiproject build, add python grpc build support

protobuf/src/main/proto/SlamController.proto

@@ -0,0 +1,34 @@
+syntax = "proto3";
+
+option java_multiple_files = true;
+option java_package = "org.vato.carcontroller";
+option java_outer_classname = "SlamControllerProto";
+
+import "empty.proto";
+
+message SlamDetails {
+    int32 map_size_pixels = 1;
+    int32 map_size_meters = 2;
+    int32 port = 3;
+}
+
+message SlamRow{
+    repeated int32 points = 1;
+}
+
+message SlamLocation{
+    float x = 1;
+    float y = 2;
+    float theta = 3;
+}
+
+message SlamScan{
+    bytes map = 1;
+    SlamLocation location = 2;
+}
+
+service SlamControl {
+    rpc start_map_streaming(SlamDetails) returns (Empty) {}
+
+    rpc stop_streaming(Empty) returns (Empty) {}
+}

protobuf/src/main/proto/empty.proto

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+syntax = "proto3";
+
+option java_multiple_files = true;
+option java_package = "org.vato.carcontroller";
+option java_outer_classname = "EmptyProto";
+
+message Empty{
+
+}

protobuf/src/main/proto/lidar_tracker.proto

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+syntax = "proto3";
+
+package persontracking;
+
+option java_multiple_files = true;
+option java_package = "org.vato.carcontroller";
+option java_outer_classname = "PersonTrackingProto";
+
+import "empty.proto";
+
+message Int32Value{
+    int32 value = 1;
+}
+
+message Point{
+    double angle = 1;
+    int32 distance = 2;
+    int32 group_number = 3;
+}
+
+message PointScan{
+    repeated Point points = 1;
+}
+
+service PersonTracking{
+    rpc set_tracking_group(Int32Value) returns (Empty) {}
+
+    rpc stop_tracking(Empty) returns (Empty) {}
+
+    rpc start_tracking(Int32Value) returns (Empty) {}
+}

protobuf/src/main/proto/motorService.proto

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+syntax = "proto3";
+
+
+package MotorControl;
+
+option java_multiple_files = true;
+option java_package = "org.vato.carcontroller";
+option java_outer_classname = "MotorServiceProto";
+
+message ThrottleRequest{
+    float throttle = 1;
+}
+
+message ThrottleResponse{
+    bool throttleSet = 1;
+}
+
+message SteeringRequest{
+    float steering = 1;
+}
+
+message SteeringResponse{
+    bool steeringSet = 1;
+}
+
+service CarControl{
+    rpc SetThrottle(ThrottleRequest) returns (ThrottleResponse){}
+    rpc SetSteering(SteeringRequest) returns (SteeringResponse){}
+}