replace unicode dash with (monospace) minus.

[ardour.git] / libs / ardour / ladspa_plugin.cc

diff --git a/libs/ardour/ladspa_plugin.cc b/libs/ardour/ladspa_plugin.cc
index 3a25eab384b758292ddc16e9c444db69a4fda277..cebff597710567f42361186b777faf4171d00544 100644 (file)
--- a/libs/ardour/ladspa_plugin.cc
+++ b/libs/ardour/ladspa_plugin.cc
@@ -37,9 +37,7 @@
 
 #include "midi++/manager.h"
 
-#include "ardour/ardour.h"
 #include "ardour/session.h"
-#include "ardour/audioengine.h"
 #include "ardour/ladspa_plugin.h"
 #include "ardour/buffer_set.h"
 #include "ardour/audio_buffer.h"
@@ -281,6 +279,11 @@ void
 LadspaPlugin::set_parameter (uint32_t which, float val)
 {
        if (which < _descriptor->PortCount) {
+
+               if (get_parameter (which) == val) {
+                       return;
+               }
+
                _shadow_data[which] = (LADSPA_Data) val;
 
 #if 0
@@ -290,8 +293,8 @@ LadspaPlugin::set_parameter (uint32_t which, float val)
 #endif
 
        } else {
-               warning << string_compose (_("illegal parameter number used with plugin \"%1\". This may"
-                                            "indicate a change in the plugin design, and presets may be"
+               warning << string_compose (_("illegal parameter number used with plugin \"%1\". This may "
+                                            "indicate a change in the plugin design, and presets may be "
                                             "invalid"), name())
                        << endmsg;
        }