From 62e85640da0793941648560078d76ec68bc12608 Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Fri, 25 Sep 1998 16:01:19 +0000
Subject: [PATCH] Tweaked the example a bit.
---
example/example.cxx | 25 ++++++++++++++++++-------
1 file changed, 18 insertions(+), 7 deletions(-)
diff --git a/example/example.cxx b/example/example.cxx
index 713b0d40b..f12ca2939 100644
--- a/example/example.cxx
+++ b/example/example.cxx
@@ -55,25 +55,36 @@ int main ()
int tim = 0 ; /* My periodic event timer. */
+ slEnvelope pitch_envelope ( 3, SL_SAMPLE_LOOP ) ;
+ slEnvelope p_envelope ( 1, SL_SAMPLE_ONE_SHOT ) ;
+ slEnvelope volume_envelope ( 3, SL_SAMPLE_LOOP ) ;
+
while ( SL_TRUE )
{
- tim++ ; /* Time passes */
+
+ tim++ ; /* Time passes */
if ( tim % 200 == 0 ) sched.playSample ( s1 ) ;
if ( tim % 180 == 0 ) sched.playSample ( s2 ) ;
if ( tim % 150 == 0 ) sched.playSample ( s3 ) ;
if ( tim % 120 == 0 ) sched.playSample ( s4 ) ;
- if ( tim == 300 ) {
+ if ( tim == 60 ) {
// introduce an envelope for our engine noise after 10 seconds
- slEnvelope my_envelope ( 2, SL_SAMPLE_LOOP ) ;
- my_envelope.setStep ( 0, 0.0, 1.0 ) ;
- my_envelope.setStep ( 1, 10.0, 2.0 ) ;
- my_envelope.setStep ( 2, 20.0, 1.0 ) ;
+ pitch_envelope.setStep ( 0, 0.0, 1.0 ) ;
+ pitch_envelope.setStep ( 1, 5.0, 2.0 ) ;
+ pitch_envelope.setStep ( 2, 10.0, 1.0 ) ;
+
+ p_envelope.setStep ( 0, 5.0, 2.0 ) ;
+
+ volume_envelope.setStep ( 0, 0.0, 1.0 ) ;
+ volume_envelope.setStep ( 1, 5.0, 2.0 ) ;
+ volume_envelope.setStep ( 2, 10.0, 1.0 ) ;
// scheduler -> playSample ( my_sample ) ;
- sched.addSampleEnvelope ( s, 0, 0, &my_envelope, SL_PITCH_ENVELOPE ) ;
+ sched.addSampleEnvelope( s, 0, 0, &p_envelope, SL_PITCH_ENVELOPE );
+ sched.addSampleEnvelope( s, 0, 1, &volume_envelope, SL_VOLUME_ENVELOPE);
}