Fixed not releasing a pipe after fast switching between vave-based tremulant samples and regular pipe samples #2004

Author: oleg68

CHANGELOG.md

@@ -1,3 +1,4 @@
+- Fixed not releasing a pipe after fast switching between vave-based tremulant samples and regular pipe samples https://github.com/GrandOrgue/grandorgue/issues/2004
 - Fixed appearence, sizing and the scrollbar issues with the Stops window https://github.com/GrandOrgue/grandorgue/issues/1961
 # 3.15.2 (2024-10-25)
 - Fixed disengaging manually enabled stops when a crescendo was in the Override=Off mode https://github.com/GrandOrgue/grandorgue/issues/1935

src/grandorgue/sound/GOSoundFader.h

@@ -69,6 +69,8 @@ class GOSoundFader {
    * @param nFrames number of frames for full decay
    */
   inline void StartDecreasingVolume(unsigned nFrames) {
+    // stop increasing the volume if it has not yet finished
+    m_IncreasingDeltaPerFrame = 0.0f;
     // maybe m_TargetVolume has not yet been reached, but the velocity of
     // decreasing should be the same as it has reached
     m_DecreasingDeltaPerFrame = -(m_TargetVolume / nFrames);