/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * 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 = "proto2";

package perfetto.protos;

import "protos/perfetto/common/gpu_counter_descriptor.proto";

message GpuCounterEvent {
  // The first trace packet of each session should include counter_spec.
  optional GpuCounterDescriptor counter_descriptor = 1;

  message GpuCounter {
    // required. Identifier for counter.
    optional uint32 counter_id = 1;
    // required. Value of the counter.
    oneof value {
      int64 int_value = 2;
      double double_value = 3;
    }
  }
  repeated GpuCounter counters = 2;

  // optional. Identifier for GPU in a multi-gpu device.
  optional int32 gpu_id = 3;
}