diff options
| author | David Thompson <dthompson@member.fsf.org> | 2013-09-13 18:42:27 -0400 |
|---|---|---|
| committer | David Thompson <dthompson@member.fsf.org> | 2013-09-13 18:42:27 -0400 |
| commit | 75e7af08323d207907334fa26b7604b3f06b48c2 (patch) | |
| tree | bdfa1872ada1fe7ee2250ba0c61f682d3bd6641a /2d/audio.scm | |
| parent | 8649aa9717ed2fdcdf69a1cfd6e435b981d8dc5d (diff) | |
Add sample/music volume control.
Diffstat (limited to '2d/audio.scm')
| -rw-r--r-- | 2d/audio.scm | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/2d/audio.scm b/2d/audio.scm index d67eebe..e7d0023 100644 --- a/2d/audio.scm +++ b/2d/audio.scm @@ -43,11 +43,21 @@ "Play SAMPLE." (SDL:play-channel (sample-audio sample))) +(define (sample-volume) + "Return volume that samples are played at." + (SDL:volume)) + +(define (set-sample-volume volume) + "Set the volume that samples are played at." + (SDL:volume volume)) + (export make-sample load-sample sample? sample-audio - sample-play) + sample-play + sample-volume + set-sample-volume) ;; Wrapper over SDL music objects. (define-record-type <music> @@ -66,11 +76,21 @@ "Play MUSIC." (SDL:play-music (music-audio music))) +(define (music-volume) + "Return volume that music is played at." + (SDL:music-volume)) + +(define (set-music-volume volume) + "Set the volume that music is played at." + (SDL:volume volume)) + (export make-music load-music music? music-audio - music-play) + music-play + music-volume + set-music-volume) (re-export (SDL:pause-music . music-pause) (SDL:resume-music . music-resume) |