mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-25 11:18:54 +01:00
157 lines
2.7 KiB
Go
157 lines
2.7 KiB
Go
// Copyright 2018 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package audio
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import (
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"io"
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"sync"
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)
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type (
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dummyContext struct{}
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dummyPlayer struct {
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r io.Reader
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playing bool
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volume float64
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m sync.Mutex
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}
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)
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func (c *dummyContext) NewPlayer(r io.Reader) player {
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return &dummyPlayer{
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r: r,
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volume: 1,
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}
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}
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func (c *dummyContext) MaxBufferSize() int {
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return 48000 * channelCount * bitDepthInBytes / 4
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}
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func (c *dummyContext) Suspend() error {
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return nil
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}
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func (c *dummyContext) Resume() error {
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return nil
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}
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func (c *dummyContext) Err() error {
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return nil
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}
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func (p *dummyPlayer) Pause() {
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p.m.Lock()
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p.playing = false
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p.m.Unlock()
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}
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func (p *dummyPlayer) Play() {
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p.m.Lock()
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p.playing = true
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p.m.Unlock()
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go func() {
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if _, err := io.ReadAll(p.r); err != nil {
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panic(err)
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}
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p.m.Lock()
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p.playing = false
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p.m.Unlock()
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}()
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}
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func (p *dummyPlayer) IsPlaying() bool {
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p.m.Lock()
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defer p.m.Unlock()
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return p.playing
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}
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func (p *dummyPlayer) Volume() float64 {
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return p.volume
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}
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func (p *dummyPlayer) SetVolume(volume float64) {
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p.volume = volume
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}
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func (p *dummyPlayer) UnplayedBufferSize() int {
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return 0
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}
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func (p *dummyPlayer) Err() error {
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return nil
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}
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func (p *dummyPlayer) SetBufferSize(bufferSize int) {
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}
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func (p *dummyPlayer) Seek(offset int64, whence int) (int64, error) {
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return 0, nil
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}
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func (p *dummyPlayer) Close() error {
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p.m.Lock()
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defer p.m.Unlock()
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p.playing = false
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return nil
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}
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func init() {
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driverForTesting = &dummyContext{}
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}
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type dummyHook struct {
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updates []func() error
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}
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func (h *dummyHook) OnSuspendAudio(f func() error) {
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}
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func (h *dummyHook) OnResumeAudio(f func() error) {
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}
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func (h *dummyHook) AppendHookOnBeforeUpdate(f func() error) {
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h.updates = append(h.updates, f)
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}
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func init() {
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hookForTesting = &dummyHook{}
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}
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func UpdateForTesting() error {
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for _, f := range hookForTesting.(*dummyHook).updates {
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if err := f(); err != nil {
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return err
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}
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}
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return nil
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}
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func PlayersCountForTesting() int {
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c := CurrentContext()
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c.m.Lock()
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n := len(c.players)
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c.m.Unlock()
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return n
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}
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func ResetContextForTesting() {
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theContext = nil
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}
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func (i *InfiniteLoop) SetNoBlendForTesting(value bool) {
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i.noBlendForTesting = value
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}
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