add kxstudio linux vst dirs to LXVST default search path

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

diff --git a/libs/ardour/panner_manager.cc b/libs/ardour/panner_manager.cc
index b62f36b3554cb2c5d5697c4dedf173b6fa97fd0b..ec5b675731379994fdb4f197026f700d5b00b7f8 100644 (file)
--- a/libs/ardour/panner_manager.cc
+++ b/libs/ardour/panner_manager.cc
@@ -146,9 +146,11 @@ PannerManager::get_descriptor (string path)
 PannerInfo*
 PannerManager::select_panner (ChanCount in, ChanCount out, std::string const uri)
 {
+       PannerInfo* rv = NULL;
        PanPluginDescriptor* d;
        int32_t nin = in.n_audio();
        int32_t nout = out.n_audio();
+       uint32_t priority = 0;
 
        /* look for user-preference -- check if channels match */
        for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
@@ -164,40 +166,51 @@ PannerManager::select_panner (ChanCount in, ChanCount out, std::string const uri
        for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
                d = &(*p)->descriptor;
 
-               if (d->in == nin && d->out == nout) {
-                       return *p;
+               if (d->in == nin && d->out == nout && d->priority > priority) {
+                       priority = d->priority;
+                       rv = *p;
                }
        }
+       if (rv) { return rv; }
 
        /* no exact match, look for good fit on inputs and variable on outputs */
 
+       priority = 0;
        for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
                d = &(*p)->descriptor;
 
-               if (d->in == nin && d->out == -1) {
-                       return *p;
+               if (d->in == nin && d->out == -1 && d->priority > priority) {
+                       priority = d->priority;
+                       rv = *p;
                }
        }
+       if (rv) { return rv; }
 
        /* no exact match, look for good fit on outputs and variable on inputs */
 
+       priority = 0;
        for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
                d = &(*p)->descriptor;
 
-               if (d->in == -1 && d->out == nout) {
-                       return *p;
+               if (d->in == -1 && d->out == nout && d->priority > priority) {
+                       priority = d->priority;
+                       rv = *p;
                }
        }
+       if (rv) { return rv; }
 
        /* no exact match, look for variable fit on inputs and outputs */
 
+       priority = 0;
        for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
                d = &(*p)->descriptor;
 
-               if (d->in == -1 && d->out == -1) {
-                       return *p;
+               if (d->in == -1 && d->out == -1 && d->priority > priority) {
+                       priority = d->priority;
+                       rv = *p;
                }
        }
+       if (rv) { return rv; }
 
        warning << string_compose (_("no panner discovered for in/out = %1/%2"), nin, nout) << endmsg;
 
@@ -205,13 +218,35 @@ PannerManager::select_panner (ChanCount in, ChanCount out, std::string const uri
 }
 
 PannerInfo*
-PannerManager::get_by_uri (std::string uri)
+PannerManager::get_by_uri (std::string uri) const
 {
        PannerInfo* pi = NULL;
-       for (list<PannerInfo*>::iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
+       for (list<PannerInfo*>::const_iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
                if ((*p)->descriptor.panner_uri != uri) continue;
                pi = (*p);
                break;
        }
        return pi;
 }
+
+PannerUriMap
+PannerManager::get_available_panners(uint32_t const a_in, uint32_t const a_out) const
+{
+       int const in = a_in;
+       int const out = a_out;
+       PannerUriMap panner_list;
+
+       if (out < 2 || in == 0) {
+               return panner_list;
+       }
+
+       /* get available panners for current configuration. */
+       for (list<PannerInfo*>::const_iterator p = panner_info.begin(); p != panner_info.end(); ++p) {
+                PanPluginDescriptor* d = &(*p)->descriptor;
+                if (d->in != -1 && d->in != in) continue;
+                if (d->out != -1 && d->out != out) continue;
+                if (d->in == -1 && d->out == -1 && out <= 2) continue;
+                panner_list.insert(std::pair<std::string,std::string>(d->panner_uri,d->name));
+       }
+       return panner_list;
+}