/
coarse_profile.go
111 lines (96 loc) · 2.95 KB
/
coarse_profile.go
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// Copyright (C) 2019 Google Inc.
//
// 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.
package main
import (
"context"
"encoding/csv"
"flag"
"fmt"
"io"
"os"
"path/filepath"
"strings"
"github.com/google/gapid/core/app"
"github.com/google/gapid/core/log"
"github.com/google/gapid/gapis/service"
"github.com/google/gapid/gapis/service/path"
)
type coarseProfileVerb struct{ GetTimestampsFlags }
func init() {
verb := &coarseProfileVerb{GetTimestampsFlags{LoopCount: 1}}
app.AddVerb(&app.Verb{
Name: "coarse_profile",
ShortHelp: "Profile a replay to get the time of executing the commands.",
Action: verb,
})
}
func (verb *coarseProfileVerb) Run(ctx context.Context, flags flag.FlagSet) error {
if flags.NArg() != 1 {
app.Usage(ctx, "Exactly one gfx trace file expected, got %d", flags.NArg())
return nil
}
capture, err := filepath.Abs(flags.Arg(0))
if err != nil {
log.Errf(ctx, err, "Could not find capture file: %v", flags.Arg(0))
}
client, err := getGapis(ctx, verb.Gapis, verb.Gapir)
if err != nil {
return log.Err(ctx, err, "Failed to connect to the GAPIS server")
}
defer client.Close()
capturePath, err := client.LoadCapture(ctx, capture)
if err != nil {
return log.Err(ctx, err, "Failed to load the capture file")
}
device, err := getDevice(ctx, client, capturePath, verb.Gapir)
if err != nil {
return err
}
var out io.Writer = os.Stdout
if verb.Out != "" {
f, err := os.OpenFile(verb.Out, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
if err != nil {
return log.Err(ctx, err, "Failed to open report output file")
}
defer f.Close()
out = f
}
reportWriter := csv.NewWriter(out)
defer reportWriter.Flush()
header := []string{"BeginCmd", "EndCmd", "Time(ns)"}
if err = reportWriter.Write(header); err != nil {
log.Err(ctx, err, "Failed to write header")
}
cmdToString := func(cmd *path.Command) string {
return strings.Trim(strings.Join(strings.Fields(fmt.Sprint(cmd.Indices)), "."), "[]")
}
req := &service.GetTimestampsRequest{
Capture: capturePath,
Device: device,
}
client.GetTimestamps(ctx, req, func(r *service.GetTimestampsResponse) error {
if ts := r.GetTimestamps(); ts != nil {
for _, t := range ts.Timestamps {
begin := cmdToString(t.Begin)
end := cmdToString(t.End)
record := []string{begin, end, fmt.Sprint(t.TimeInNanoseconds)}
if err := reportWriter.Write(record); err != nil {
log.Err(ctx, err, "Failed to write record")
}
}
}
return nil
})
return nil
}