third_party/perfetto/test/trace_processor/diff_tests/graphics/gpu_counter_specs.textproto

packet {
  trusted_packet_sequence_id: 1
  timestamp: 0
  gpu_counter_event {
    counter_descriptor {
      specs {
        counter_id: 1
        name: "GPU Frequency"
        description: "clock speed"
        denominator_units: SECOND,
      }
    }
  }
}

packet {
  trusted_packet_sequence_id: 1
  timestamp: 0
  gpu_counter_event {
    counter_descriptor {
      specs {
        counter_id: 2
        name: "Fragments / vertex"
        description: "Number of fragments per vertex"
        numerator_units: FRAGMENT
        denominator_units: VERTEX
        groups: FRAGMENTS
        groups: VERTICES
      }
    }
  }
}

packet {
  trusted_packet_sequence_id: 1
  timestamp: 0
  gpu_counter_event {
    counter_descriptor {
      specs {
        counter_id: 3
        name: "Fragment / Second"
        description: "Number of fragments per second"
        numerator_units: PIXEL
        denominator_units: SECOND
        groups: FRAGMENTS
      }
    }
  }
}

packet {
  trusted_packet_sequence_id: 1
  timestamp: 0
  gpu_counter_event {
    counter_descriptor {
      specs {
        counter_id: 4
        name: "Triangle Acceleration"
        description: "Number of triangles per ms-ms"
        numerator_units: TRIANGLE
        denominator_units: MILLISECOND
        denominator_units: MILLISECOND
        groups: PRIMITIVES
      }
    }
  }
}