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initial_commands.go
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/
initial_commands.go
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// Copyright (C) 2017 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 initialcmds
import (
"context"
"github.com/google/gapid/core/app/benchmark"
"github.com/google/gapid/core/math/interval"
"github.com/google/gapid/gapis/api"
"github.com/google/gapid/gapis/capture"
"github.com/google/gapid/gapis/database"
"github.com/google/gapid/gapis/service/path"
)
var initialCommandsBuildCounter = benchmark.Duration("initialcmds.build")
type initialCommandData struct {
cmds []api.Cmd
ranges interval.U64RangeList
}
// InitialCommands resolves and returns the list of commands that will rebuild
// the mid-execution state block from an initialized state, along with the
// memory ranges in use by the state.
func InitialCommands(ctx context.Context, c *path.Capture) ([]api.Cmd, interval.U64RangeList, error) {
obj, err := database.Build(ctx, &InitialCmdsResolvable{Capture: c})
if err != nil {
return nil, nil, err
}
x := obj.(*initialCommandData)
return x.cmds, x.ranges, nil
}
// Resolve returns the resolved initialCommandData.
func (r *InitialCmdsResolvable) Resolve(ctx context.Context) (interface{}, error) {
c, err := capture.ResolveGraphicsFromPath(ctx, r.Capture)
if err != nil {
return nil, err
}
ranges := interval.U64RangeList{}
cmds := []api.Cmd{}
if c.InitialState != nil {
s := c.NewState(ctx)
for _, api := range c.APIs {
c, r := api.RebuildState(ctx, s)
cmds = append(cmds, c...)
ranges = append(ranges, r...)
}
}
return &initialCommandData{cmds, ranges}, nil
}