mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-26 03:38:55 +01:00
96fa0565e4
This change also enables to remove the optimization at (*buffered.Image).ReplacePixels. // This commit w/ the optimization BenchmarkImageDrawOver-8 60225 19241 ns/op // This commit w/o the optimization BenchmarkImageDrawOver-8 66567 17700 ns/op // The previous w/ the optimization BenchmarkImageDrawOver-8 62355 19580 ns/op // The previous w/o the optimization BenchmarkImageDrawOver-8 54460 22768 ns/op Updates #1137
53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
// Copyright 2019 The Ebiten Authors
|
|
//
|
|
// 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 buffered
|
|
|
|
import (
|
|
"sync/atomic"
|
|
)
|
|
|
|
var (
|
|
needsToDelayCommandsV int32 = 1
|
|
|
|
// delayedCommands represents a queue for image operations that are ordered before the game starts
|
|
// (BeginFrame). Before the game starts, the package shareable doesn't determine the minimum/maximum texture
|
|
// sizes (#879).
|
|
delayedCommands []func() error
|
|
)
|
|
|
|
func flushDelayedCommands() error {
|
|
fs := getDelayedFuncsAndClear()
|
|
for _, f := range fs {
|
|
if err := f(); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
|
|
}
|
|
|
|
func getDelayedFuncsAndClear() []func() error {
|
|
atomic.StoreInt32(&needsToDelayCommandsV, 0)
|
|
|
|
fs := make([]func() error, len(delayedCommands))
|
|
copy(fs, delayedCommands)
|
|
delayedCommands = nil
|
|
return fs
|
|
}
|
|
|
|
func needsToDelayCommands() bool {
|
|
return atomic.LoadInt32(&needsToDelayCommandsV) != 0
|
|
}
|