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authortobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c>2008-07-07 19:10:28 +0000
committertobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c>2008-07-07 19:10:28 +0000
commit3ee804e62fa5b00a1da8968862b037ef880720b4 (patch)
tree32d6f3c10358994f99e5bc5903dac812ed949ec6 /Game/Code/Screens
parent3d045a11afcd043eae79f1e780777e141720eb68 (diff)
downloadusdx-3ee804e62fa5b00a1da8968862b037ef880720b4.tar.gz
usdx-3ee804e62fa5b00a1da8968862b037ef880720b4.tar.xz
usdx-3ee804e62fa5b00a1da8968862b037ef880720b4.zip
Fix for Trac ticket #53 (Preview fading and volume problems)
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@1168 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to 'Game/Code/Screens')
-rw-r--r--Game/Code/Screens/UScreenSong.pas91
1 files changed, 46 insertions, 45 deletions
diff --git a/Game/Code/Screens/UScreenSong.pas b/Game/Code/Screens/UScreenSong.pas
index 5dc3c7ef..3ed5e745 100644
--- a/Game/Code/Screens/UScreenSong.pas
+++ b/Game/Code/Screens/UScreenSong.pas
@@ -35,7 +35,8 @@ type
EqualizerBands: array of Byte;
EqualizerTime: Cardinal;
- procedure StartMusicPreview(Song: TSong);
+ procedure StartMusicPreview();
+ procedure StopMusicPreview();
public
TextArtist: integer;
TextTitle: integer;
@@ -53,7 +54,7 @@ type
HighSpeed: boolean;
CoverFull: boolean;
CoverTime: real;
- MusicStartTime: cardinal;
+ MusicPreviewTimer: PSDL_TimerID;
CoverX: integer;
CoverY: integer;
@@ -468,7 +469,7 @@ begin
Interaction := I - 1;
//Stop Music
- AudioPlayback.Stop;
+ StopMusicPreview();
CatSongs.ShowCategoryList;
@@ -503,7 +504,7 @@ begin
end
else
begin
- AudioPlayback.Stop;
+ StopMusicPreview();
AudioPlayback.PlaySound(SoundLib.Back);
FadeTo(@ScreenMain);
@@ -1472,10 +1473,8 @@ begin
if Length(CatSongs.Song) > 0 then
begin
//Load Music only when Song Preview is activated
- if ( Ini.PreviewVolume <> 0 ) then
- begin // to - do : new Song management
- StartMusicPreview(CatSongs.Song[Interaction]);
- end;
+ if ( Ini.PreviewVolume <> 0 ) then
+ StartMusicPreview();
SetScroll;
//UpdateLCD; //TODO: maybe LCD Support as Plugin?
@@ -1509,9 +1508,8 @@ end;
procedure TScreenSong.onHide;
begin
- // if music fading is activated, turn music to 100%
- If (IPreviewVolumeVals[Ini.PreviewVolume] <> 1.0) or (Ini.PreviewFading <> 0) then
- AudioPlayback.SetVolume(1.0);
+ // turn music volume to 100%
+ AudioPlayback.SetVolume(1.0);
// if preview is deactivated: load musicfile now
If (IPreviewVolumeVals[Ini.PreviewVolume] = 0) then
@@ -1521,8 +1519,7 @@ begin
if (Display.NextScreen <> @ScreenSing) and
(Display.NextScreen <> @ScreenSingModi) then
begin
- if (AudioPlayback <> nil) then
- AudioPlayback.Stop;
+ StopMusicPreview();
end;
end;
@@ -1580,21 +1577,6 @@ begin
Button[Interaction].Texture2.Alpha := 1;
end;
- //Song Fade
- if (CatSongs.VisibleSongs > 0) and
- (not CatSongs.Song[Interaction].Main) and
- (Ini.PreviewVolume <> 0) and
- (Ini.PreviewFading <> 0) then
- begin
- //Start Song Fade after a little Time, to prevent Song to be Played on Scrolling
- if ((MusicStartTime > 0) and (SDL_GetTicks() >= MusicStartTime)) then
- begin
- MusicStartTime := 0;
- StartMusicPreview(CatSongs.Song[Interaction]);
- end;
- end;
-
-
//Update Fading Time
CoverTime := CoverTime + TimeSkip;
@@ -1708,10 +1690,13 @@ begin
end;
*)
-procedure TScreenSong.StartMusicPreview(Song: TSong);
+procedure TScreenSong.StartMusicPreview();
+var
+ Song: TSong;
begin
AudioPlayback.Close();
+ Song := CatSongs.Song[Interaction];
if not assigned(Song) then
Exit;
@@ -1734,22 +1719,37 @@ begin
end;
end;
-//Procedure Change current played Preview
+procedure TScreenSong.StopMusicPreview();
+begin
+ // Cancel pending preview requests
+ SDL_RemoveTimer(MusicPreviewTimer);
+
+ // Stop preview of previous song
+ AudioPlayback.Stop;
+end;
+
+function MusicPreviewTimerCallback(interval: UInt32; param: Pointer): UInt32; cdecl;
+var
+ ScreenSong: TScreenSong;
+begin
+ ScreenSong := TScreenSong(param);
+ if (ScreenSong <> nil) then
+ ScreenSong.StartMusicPreview();
+ Result := 0;
+end;
+
+// Changes previewed song
procedure TScreenSong.ChangeMusic;
begin
- //When Music Preview is avtivated -> then Change Music
- if (Ini.PreviewVolume <> 0) then
- begin
- // Stop previous song
- AudioPlayback.Stop;
- // Disable music start delay
- MusicStartTime := 0;
+ StopMusicPreview();
- if (CatSongs.VisibleSongs > 0) then
- begin
- // delay start of music for 200ms (see Draw())
- MusicStartTime := SDL_GetTicks() + 200;
- end;
+ // Preview song if activated and current selection is not a category cover
+ if (CatSongs.VisibleSongs > 0) and
+ (not CatSongs.Song[Interaction].Main) and
+ (Ini.PreviewVolume <> 0) then
+ begin
+ // Delay song fading to prevent the song from being played while scrolling
+ MusicPreviewTimer := SDL_AddTimer(200, MusicPreviewTimerCallback, Self);
end;
end;
@@ -2053,7 +2053,8 @@ end;
procedure TScreenSong.StartSong;
begin
CatSongs.Selected := Interaction;
- AudioPlayback.Stop;
+ StopMusicPreview();
+
//Party Mode
if (Mode = smPartyMode) then
begin
@@ -2068,7 +2069,7 @@ end;
procedure TScreenSong.SelectPlayers;
begin
CatSongs.Selected := Interaction;
- AudioPlayback.Stop;
+ StopMusicPreview();
ScreenName.Goto_SingScreen := True;
FadeTo(@ScreenName);
@@ -2080,7 +2081,7 @@ begin
(not CatSongs.Song[Interaction].Main) and
(Mode = smNormal) then
begin
- AudioPlayback.Stop;
+ StopMusicPreview();
AudioPlayback.PlaySound(SoundLib.Start);
CurrentSong := CatSongs.Song[Interaction];
FadeTo(@ScreenEditSub);