doc: Update

README.md

@@ -18,7 +18,7 @@ Note: Gamepad is not available on Safari/Android/iOS. Keyboard is not available
 
 ## Features
 
-* 2D Graphics (Geometry/Color matrix transformation, Various composition modes, Offscreen rendering)
+* 2D Graphics (Geometry/Color matrix transformation, Various composition modes, Offscreen rendering, Fullscreen)
 * Input (Mouse, Keyboard, Gamepads, Touches)
 * Audio (MP3, Ogg/Vorbis, WAV, PCM)
 

_docs/index.tmpl.html

@@ -47,7 +47,7 @@
   <h2 id="features">Features</h2>
   <dl class="dl-horizontal">
     <dt>2D Graphics</dt>
-    <dd>Geometry/Color matrix transformation, Various composition modes, Offscreen rendering</dd>
+    <dd>Geometry/Color matrix transformation, Various composition modes, Offscreen rendering, Fullscreen</dd>
     <dt>Input</dt>
     <dd>Mouse, Keyboard, Gamepads, Touches</dd>
     <dt>Audio</dt>

docs/examples/_resources/audio/license.md

@@ -1,5 +1,14 @@
 # License
 
+## classic.mp3
+
+```
+https://musopen.org/music/466/johann-sebastian-bach/air-on-the-g-string-from-orchestral-suite-no-3-bwv-1068/
+
+Air on the G String (from Orchestral Suite no. 3, BWV 1068)
+Public Domain
+```
+
 ## jab.wav
 
 ```
@@ -17,13 +26,6 @@ http://mart.kitunebi.com/music_act.html
 Harpie's Feather (ハルピュイアの羽) by Napi
 ```
 
-## game2.mp3
-
-```
-http://mart.kitunebi.com/music_act.html
-
-ノアの羽舟 by Napi
-```
 
 ## ragtime.ogg
 

docs/examples/audio.html

@@ -38,7 +38,7 @@ import (
 
         "github.com/hajimehoshi/ebiten"
         "github.com/hajimehoshi/ebiten/audio"
-        "github.com/hajimehoshi/ebiten/audio/vorbis"
+        "github.com/hajimehoshi/ebiten/audio/mp3"
         "github.com/hajimehoshi/ebiten/audio/wav"
         "github.com/hajimehoshi/ebiten/ebitenutil"
 )
@@ -47,7 +47,7 @@ const (
         screenWidth  = 320
         screenHeight = 240
 
-        // This sample rate doesn't match with wav/ogg's sample rate,
+        // This sample rate doesn't match with wav/mp3's sample rate,
         // but decoders adjust them.
         sampleRate = 48000
 )
@@ -101,8 +101,8 @@ type Player struct {
         input        *Input
         audioContext *audio.Context
         audioPlayer  *audio.Player
+        current      time.Duration
         total        time.Duration
-        seekedCh     chan error
         seBytes      []uint8
         seCh         chan []uint8
         volume128    int
@@ -126,11 +126,11 @@ func NewPlayer(audioContext *audio.Context) (*Player, error) {
         if err != nil {
                 return nil, err
         }
-        oggF, err := ebitenutil.OpenFile("_resources/audio/ragtime.ogg")
+        mp3F, err := ebitenutil.OpenFile("_resources/audio/classic.mp3")
         if err != nil {
                 return nil, err
         }
-        s, err := vorbis.Decode(audioContext, oggF)
+        s, err := mp3.Decode(audioContext, mp3F)
         if err != nil {
                 return nil, err
         }
@@ -149,6 +149,9 @@ func NewPlayer(audioContext *audio.Context) (*Player, error) {
                 volume128:    128,
                 seCh:         make(chan []uint8),
         }
+        if player.total == 0 {
+                player.total = 1
+        }
         player.audioPlayer.Play()
         go func() {
                 s, err := wav.Decode(audioContext, wavF)
@@ -172,14 +175,11 @@ func (p *Player) update() error {
         case p.seBytes = <-p.seCh:
                 close(p.seCh)
                 p.seCh = nil
-        case err := <-p.seekedCh:
-                if err != nil {
-                        return err
-                }
-                close(p.seekedCh)
-                p.seekedCh = nil
         default:
         }
+        if p.audioPlayer.IsPlaying() {
+                p.current = p.audioPlayer.Current()
+        }
         p.updateBar()
         p.updatePlayPause()
         p.updateSE()
@@ -229,9 +229,6 @@ func (p *Player) updatePlayPause() {
 }
 
 func (p *Player) updateBar() {
-        if p.seekedCh != nil {
-                return
-        }
         if !p.input.isMouseButtonTriggered(ebiten.MouseButtonLeft) {
                 return
         }
@@ -246,10 +243,8 @@ func (p *Player) updateBar() {
                 return
         }
         pos := time.Duration(x-bx) * p.total / time.Duration(bw)
-        p.seekedCh = make(chan error, 1)
-        go func() {
-                p.seekedCh <- p.audioPlayer.Seek(pos)
-        }()
+        p.current = pos
+        p.audioPlayer.Seek(pos)
 }
 
 func (p *Player) close() error {
@@ -262,11 +257,9 @@ func (p *Player) draw(screen *ebiten.Image) {
         op.GeoM.Translate(float64(x), float64(y))
         screen.DrawImage(playerBarImage, op)
         currentTimeStr := "00:00"
-        c := p.audioPlayer.Current()
-        prev := p.previousPos
-        p.previousPos = c
 
         // Current Time
+        c := p.current
         m := (c / time.Minute) % 100
         s := (c / time.Second) % 60
         currentTimeStr = fmt.Sprintf("%02d:%02d", m, s)
@@ -284,7 +277,10 @@ Press S to toggle Play/Pause
 Press P to play SE
 Press Z or X to change volume of the music
 %s`, ebiten.CurrentFPS(), currentTimeStr)
-        if p.audioPlayer.IsPlaying() && prev == c {
+        current := p.audioPlayer.Current()
+        prev := p.previousPos
+        p.previousPos = p.audioPlayer.Current()
+        if p.audioPlayer.IsPlaying() && prev == current {
                 msg += "\nLoading..."
         }
         ebitenutil.DebugPrint(screen, msg)

docs/index.html

@@ -47,7 +47,7 @@
   <h2 id="features">Features</h2>
   <dl class="dl-horizontal">
     <dt>2D Graphics</dt>
-    <dd>Geometry/Color matrix transformation, Various composition modes, Offscreen rendering</dd>
+    <dd>Geometry/Color matrix transformation, Various composition modes, Offscreen rendering, Fullscreen</dd>
     <dt>Input</dt>
     <dd>Mouse, Keyboard, Gamepads, Touches</dd>
     <dt>Audio</dt>