diff --git a/events/events.proto b/events/events.proto
index a2ae000..e273722 100644
--- a/events/events.proto
+++ b/events/events.proto
@@ -42,13 +42,13 @@ message ObjectsMessage {
     FrameRef frame_ref = 2;
 }
 
-// BoundingBox that contains an object
+// BoundingBox that contains an object, coordinates as percent
 message Object {
     TypeObject type = 1;
-    int32 left = 2;
-    int32 top = 3;
-    int32 right = 4;
-    int32 bottom = 5;
+    float left = 2;
+    float top = 3;
+    float right = 4;
+    float bottom = 5;
     float confidence = 6;
 }
 
diff --git a/go/events/events.pb.go b/go/events/events.pb.go
index 7e53812..f1dc655 100644
--- a/go/events/events.pb.go
+++ b/go/events/events.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.27.1
-// 	protoc        v3.12.4
+// 	protoc-gen-go v1.28.1
+// 	protoc        v3.21.4
 // source: events/events.proto
 
 package events
@@ -468,17 +468,17 @@ func (x *ObjectsMessage) GetFrameRef() *FrameRef {
 	return nil
 }
 
-// BoundingBox that contains an object
+// BoundingBox that contains an object, coordinates as percent
 type Object struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
 	Type       TypeObject `protobuf:"varint,1,opt,name=type,proto3,enum=robocar.events.TypeObject" json:"type,omitempty"`
-	Left       int32      `protobuf:"varint,2,opt,name=left,proto3" json:"left,omitempty"`
-	Top        int32      `protobuf:"varint,3,opt,name=top,proto3" json:"top,omitempty"`
-	Right      int32      `protobuf:"varint,4,opt,name=right,proto3" json:"right,omitempty"`
-	Bottom     int32      `protobuf:"varint,5,opt,name=bottom,proto3" json:"bottom,omitempty"`
+	Left       float32    `protobuf:"fixed32,2,opt,name=left,proto3" json:"left,omitempty"`
+	Top        float32    `protobuf:"fixed32,3,opt,name=top,proto3" json:"top,omitempty"`
+	Right      float32    `protobuf:"fixed32,4,opt,name=right,proto3" json:"right,omitempty"`
+	Bottom     float32    `protobuf:"fixed32,5,opt,name=bottom,proto3" json:"bottom,omitempty"`
 	Confidence float32    `protobuf:"fixed32,6,opt,name=confidence,proto3" json:"confidence,omitempty"`
 }
 
@@ -521,28 +521,28 @@ func (x *Object) GetType() TypeObject {
 	return TypeObject_ANY
 }
 
-func (x *Object) GetLeft() int32 {
+func (x *Object) GetLeft() float32 {
 	if x != nil {
 		return x.Left
 	}
 	return 0
 }
 
-func (x *Object) GetTop() int32 {
+func (x *Object) GetTop() float32 {
 	if x != nil {
 		return x.Top
 	}
 	return 0
 }
 
-func (x *Object) GetRight() int32 {
+func (x *Object) GetRight() float32 {
 	if x != nil {
 		return x.Right
 	}
 	return 0
 }
 
-func (x *Object) GetBottom() int32 {
+func (x *Object) GetBottom() float32 {
 	if x != nil {
 		return x.Bottom
 	}
@@ -918,10 +918,10 @@ var file_events_events_proto_rawDesc = []byte{
 	0x0e, 0x32, 0x1a, 0x2e, 0x72, 0x6f, 0x62, 0x6f, 0x63, 0x61, 0x72, 0x2e, 0x65, 0x76, 0x65, 0x6e,
 	0x74, 0x73, 0x2e, 0x54, 0x79, 0x70, 0x65, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x52, 0x04, 0x74,
 	0x79, 0x70, 0x65, 0x12, 0x12, 0x0a, 0x04, 0x6c, 0x65, 0x66, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28,
-	0x05, 0x52, 0x04, 0x6c, 0x65, 0x66, 0x74, 0x12, 0x10, 0x0a, 0x03, 0x74, 0x6f, 0x70, 0x18, 0x03,
-	0x20, 0x01, 0x28, 0x05, 0x52, 0x03, 0x74, 0x6f, 0x70, 0x12, 0x14, 0x0a, 0x05, 0x72, 0x69, 0x67,
-	0x68, 0x74, 0x18, 0x04, 0x20, 0x01, 0x28, 0x05, 0x52, 0x05, 0x72, 0x69, 0x67, 0x68, 0x74, 0x12,
-	0x16, 0x0a, 0x06, 0x62, 0x6f, 0x74, 0x74, 0x6f, 0x6d, 0x18, 0x05, 0x20, 0x01, 0x28, 0x05, 0x52,
+	0x02, 0x52, 0x04, 0x6c, 0x65, 0x66, 0x74, 0x12, 0x10, 0x0a, 0x03, 0x74, 0x6f, 0x70, 0x18, 0x03,
+	0x20, 0x01, 0x28, 0x02, 0x52, 0x03, 0x74, 0x6f, 0x70, 0x12, 0x14, 0x0a, 0x05, 0x72, 0x69, 0x67,
+	0x68, 0x74, 0x18, 0x04, 0x20, 0x01, 0x28, 0x02, 0x52, 0x05, 0x72, 0x69, 0x67, 0x68, 0x74, 0x12,
+	0x16, 0x0a, 0x06, 0x62, 0x6f, 0x74, 0x74, 0x6f, 0x6d, 0x18, 0x05, 0x20, 0x01, 0x28, 0x02, 0x52,
 	0x06, 0x62, 0x6f, 0x74, 0x74, 0x6f, 0x6d, 0x12, 0x1e, 0x0a, 0x0a, 0x63, 0x6f, 0x6e, 0x66, 0x69,
 	0x64, 0x65, 0x6e, 0x63, 0x65, 0x18, 0x06, 0x20, 0x01, 0x28, 0x02, 0x52, 0x0a, 0x63, 0x6f, 0x6e,
 	0x66, 0x69, 0x64, 0x65, 0x6e, 0x63, 0x65, 0x22, 0x2f, 0x0a, 0x13, 0x53, 0x77, 0x69, 0x74, 0x63,
diff --git a/python/events/events_pb2.py b/python/events/events_pb2.py
index f7c4d3d..65ada3c 100644
--- a/python/events/events_pb2.py
+++ b/python/events/events_pb2.py
@@ -14,7 +14,7 @@ _sym_db = _symbol_database.Default()
 from google.protobuf import timestamp_pb2 as google_dot_protobuf_dot_timestamp__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x13\x65vents/events.proto\x12\x0erobocar.events\x1a\x1fgoogle/protobuf/timestamp.proto\"T\n\x08\x46rameRef\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\n\n\x02id\x18\x02 \x01(\t\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\"C\n\x0c\x46rameMessage\x12$\n\x02id\x18\x01 \x01(\x0b\x32\x18.robocar.events.FrameRef\x12\r\n\x05\x66rame\x18\x02 \x01(\x0c\"d\n\x0fSteeringMessage\x12\x10\n\x08steering\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"d\n\x0fThrottleMessage\x12\x10\n\x08throttle\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"A\n\x10\x44riveModeMessage\x12-\n\ndrive_mode\x18\x01 \x01(\x0e\x32\x19.robocar.events.DriveMode\"f\n\x0eObjectsMessage\x12\'\n\x07objects\x18\x01 \x03(\x0b\x32\x16.robocar.events.Object\x12+\n\tframe_ref\x18\x02 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x80\x01\n\x06Object\x12(\n\x04type\x18\x01 \x01(\x0e\x32\x1a.robocar.events.TypeObject\x12\x0c\n\x04left\x18\x02 \x01(\x05\x12\x0b\n\x03top\x18\x03 \x01(\x05\x12\r\n\x05right\x18\x04 \x01(\x05\x12\x0e\n\x06\x62ottom\x18\x05 \x01(\x05\x12\x12\n\nconfidence\x18\x06 \x01(\x02\"&\n\x13SwitchRecordMessage\x12\x0f\n\x07\x65nabled\x18\x01 \x01(\x08\"\x8c\x01\n\x0bRoadMessage\x12&\n\x07\x63ontour\x18\x01 \x03(\x0b\x32\x15.robocar.events.Point\x12(\n\x07\x65llipse\x18\x02 \x01(\x0b\x32\x17.robocar.events.Ellipse\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x1d\n\x05Point\x12\t\n\x01x\x18\x01 \x01(\x05\x12\t\n\x01y\x18\x02 \x01(\x05\"r\n\x07\x45llipse\x12%\n\x06\x63\x65nter\x18\x01 \x01(\x0b\x32\x15.robocar.events.Point\x12\r\n\x05width\x18\x02 \x01(\x05\x12\x0e\n\x06height\x18\x03 \x01(\x05\x12\r\n\x05\x61ngle\x18\x04 \x01(\x02\x12\x12\n\nconfidence\x18\x05 \x01(\x02\"\x82\x01\n\rRecordMessage\x12+\n\x05\x66rame\x18\x01 \x01(\x0b\x32\x1c.robocar.events.FrameMessage\x12\x31\n\x08steering\x18\x02 \x01(\x0b\x32\x1f.robocar.events.SteeringMessage\x12\x11\n\trecordSet\x18\x03 \x01(\t*-\n\tDriveMode\x12\x0b\n\x07INVALID\x10\x00\x12\x08\n\x04USER\x10\x01\x12\t\n\x05PILOT\x10\x02*2\n\nTypeObject\x12\x07\n\x03\x41NY\x10\x00\x12\x07\n\x03\x43\x41R\x10\x01\x12\x08\n\x04\x42UMP\x10\x02\x12\x08\n\x04PLOT\x10\x03\x42\nZ\x08./eventsb\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x13\x65vents/events.proto\x12\x0erobocar.events\x1a\x1fgoogle/protobuf/timestamp.proto\"T\n\x08\x46rameRef\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\n\n\x02id\x18\x02 \x01(\t\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\"C\n\x0c\x46rameMessage\x12$\n\x02id\x18\x01 \x01(\x0b\x32\x18.robocar.events.FrameRef\x12\r\n\x05\x66rame\x18\x02 \x01(\x0c\"d\n\x0fSteeringMessage\x12\x10\n\x08steering\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"d\n\x0fThrottleMessage\x12\x10\n\x08throttle\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"A\n\x10\x44riveModeMessage\x12-\n\ndrive_mode\x18\x01 \x01(\x0e\x32\x19.robocar.events.DriveMode\"f\n\x0eObjectsMessage\x12\'\n\x07objects\x18\x01 \x03(\x0b\x32\x16.robocar.events.Object\x12+\n\tframe_ref\x18\x02 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x80\x01\n\x06Object\x12(\n\x04type\x18\x01 \x01(\x0e\x32\x1a.robocar.events.TypeObject\x12\x0c\n\x04left\x18\x02 \x01(\x02\x12\x0b\n\x03top\x18\x03 \x01(\x02\x12\r\n\x05right\x18\x04 \x01(\x02\x12\x0e\n\x06\x62ottom\x18\x05 \x01(\x02\x12\x12\n\nconfidence\x18\x06 \x01(\x02\"&\n\x13SwitchRecordMessage\x12\x0f\n\x07\x65nabled\x18\x01 \x01(\x08\"\x8c\x01\n\x0bRoadMessage\x12&\n\x07\x63ontour\x18\x01 \x03(\x0b\x32\x15.robocar.events.Point\x12(\n\x07\x65llipse\x18\x02 \x01(\x0b\x32\x17.robocar.events.Ellipse\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x1d\n\x05Point\x12\t\n\x01x\x18\x01 \x01(\x05\x12\t\n\x01y\x18\x02 \x01(\x05\"r\n\x07\x45llipse\x12%\n\x06\x63\x65nter\x18\x01 \x01(\x0b\x32\x15.robocar.events.Point\x12\r\n\x05width\x18\x02 \x01(\x05\x12\x0e\n\x06height\x18\x03 \x01(\x05\x12\r\n\x05\x61ngle\x18\x04 \x01(\x02\x12\x12\n\nconfidence\x18\x05 \x01(\x02\"\x82\x01\n\rRecordMessage\x12+\n\x05\x66rame\x18\x01 \x01(\x0b\x32\x1c.robocar.events.FrameMessage\x12\x31\n\x08steering\x18\x02 \x01(\x0b\x32\x1f.robocar.events.SteeringMessage\x12\x11\n\trecordSet\x18\x03 \x01(\t*-\n\tDriveMode\x12\x0b\n\x07INVALID\x10\x00\x12\x08\n\x04USER\x10\x01\x12\t\n\x05PILOT\x10\x02*2\n\nTypeObject\x12\x07\n\x03\x41NY\x10\x00\x12\x07\n\x03\x43\x41R\x10\x01\x12\x08\n\x04\x42UMP\x10\x02\x12\x08\n\x04PLOT\x10\x03\x42\nZ\x08./eventsb\x06proto3')
 
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'events.events_pb2', globals())