// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package google.genomics.v1;

import "google/api/annotations.proto";

option cc_enable_arenas = true;
option go_package = "google.golang.org/genproto/googleapis/genomics/v1;genomics";
option java_multiple_files = true;
option java_outer_classname = "PositionProto";
option java_package = "com.google.genomics.v1";

// An abstraction for referring to a genomic position, in relation to some
// already known reference. For now, represents a genomic position as a
// reference name, a base number on that reference (0-based), and a
// determination of forward or reverse strand.
message Position {
  // The name of the reference in whatever reference set is being used.
  string reference_name = 1;

  // The 0-based offset from the start of the forward strand for that reference.
  int64 position = 2;

  // Whether this position is on the reverse strand, as opposed to the forward
  // strand.
  bool reverse_strand = 3;
}