ebiten/internal/ui/run_singlethread.go

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// Copyright 2020 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.
//go:build js || (!android && !ios && (ebitenginesinglethread || ebitensinglethread))
package ui
import (
"github.com/hajimehoshi/ebiten/v2/internal/graphicscommand"
"github.com/hajimehoshi/ebiten/v2/internal/thread"
)
func (u *UserInterface) run(game Game, options *RunOptions) error {
// Initialize the main thread first so the thread is available at u.run (#809).
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u.mainThread = thread.NewNoopThread()
u.renderThread = thread.NewNoopThread()
graphicscommand.SetRenderThread(u.renderThread)
u.setRunning(true)
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defer u.setRunning(false)
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u.context = newContext(game)
if err := u.initOnMainThread(options); err != nil {
return err
}
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if err := u.loopGame(); err != nil {
return err
}
return nil
}