Sample for carla-plugin

source/plugin/Makefile

@@ -103,7 +103,10 @@ ifeq ($(HAVE_X11),true)
 ifeq ($(HAVE_PYQT),true)
 TARGETS += \
 	$(BINDIR)/CarlaRack$(LIB_EXT) \
-	$(BINDIR)/CarlaRackFX$(LIB_EXT)
+	$(BINDIR)/CarlaRackFX$(LIB_EXT) \
+	$(BINDIR)/CarlaPatchbay$(LIB_EXT) \
+	$(BINDIR)/CarlaPatchbay16$(LIB_EXT) \
+	$(BINDIR)/CarlaPatchbayFX$(LIB_EXT)
 endif
 endif
 endif
@@ -139,6 +142,21 @@ $(BINDIR)/CarlaRackFX$(LIB_EXT): $(OBJDIR)/carla-vst.cpp.rack-fx.o $(LIBS)
 	@echo "Linking CarlaRackFX$(LIB_EXT)"
 	@$(CXX) $< $(LIBS_START) $(LIBS) $(LIBS_END) $(SHARED) $(LINK_FLAGS) -o $@
 
+$(BINDIR)/CarlaPatchbay$(LIB_EXT): $(OBJDIR)/carla-vst.cpp.patchbay-syn.o $(LIBS)
+	-@mkdir -p $(BINDIR)
+	@echo "Linking CarlaPatchbay$(LIB_EXT)"
+	@$(CXX) $< $(LIBS_START) $(LIBS) $(LIBS_END) $(SHARED) $(LINK_FLAGS) -o $@
+
+$(BINDIR)/CarlaPatchbay16$(LIB_EXT): $(OBJDIR)/carla-vst.cpp.patchbay-syn16.o $(LIBS)
+	-@mkdir -p $(BINDIR)
+	@echo "Linking CarlaPatchbay16$(LIB_EXT)"
+	@$(CXX) $< $(LIBS_START) $(LIBS) $(LIBS_END) $(SHARED) $(LINK_FLAGS) -o $@
+
+$(BINDIR)/CarlaPatchbayFX$(LIB_EXT): $(OBJDIR)/carla-vst.cpp.patchbay-fx.o $(LIBS)
+	-@mkdir -p $(BINDIR)
+	@echo "Linking CarlaPatchbayFX$(LIB_EXT)"
+	@$(CXX) $< $(LIBS_START) $(LIBS) $(LIBS_END) $(SHARED) $(LINK_FLAGS) -o $@
+
 # ----------------------------------------------------------------------------------------------------------------------------
 
 $(OBJDIR)/carla-lv2.cpp.o: carla-lv2.cpp
@@ -149,12 +167,27 @@ $(OBJDIR)/carla-lv2.cpp.o: carla-lv2.cpp
 $(OBJDIR)/carla-vst.cpp.rack-fx.o: carla-vst.cpp
 	-@mkdir -p $(OBJDIR)
 	@echo "Compiling $< (RackFX)"
-	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_SYNTH=0 -c -o $@
+	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_PATCHBAY=0 -DCARLA_PLUGIN_SYNTH=0 -c -o $@
 
 $(OBJDIR)/carla-vst.cpp.rack-syn.o: carla-vst.cpp
 	-@mkdir -p $(OBJDIR)
 	@echo "Compiling $< (RackSynth)"
-	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_SYNTH=1 -c -o $@
+	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_PATCHBAY=0 -DCARLA_PLUGIN_SYNTH=1 -c -o $@
+
+$(OBJDIR)/carla-vst.cpp.patchbay-fx.o: carla-vst.cpp
+	-@mkdir -p $(OBJDIR)
+	@echo "Compiling $< (PatchbayFX)"
+	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_PATCHBAY=1 -DCARLA_PLUGIN_SYNTH=0 -c -o $@
+
+$(OBJDIR)/carla-vst.cpp.patchbay-syn.o: carla-vst.cpp
+	-@mkdir -p $(OBJDIR)
+	@echo "Compiling $< (PatchbaySynth)"
+	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_PATCHBAY=1 -DCARLA_PLUGIN_SYNTH=1 -c -o $@
+
+$(OBJDIR)/carla-vst.cpp.patchbay-syn16.o: carla-vst.cpp
+	-@mkdir -p $(OBJDIR)
+	@echo "Compiling $< (PatchbaySynth 16ch)"
+	@$(CXX) $< $(BUILD_CXX_FLAGS) -DCARLA_PLUGIN_PATCHBAY=1 -DCARLA_PLUGIN_SYNTH=1 -DCARLA_PLUGIN_16CH -c -o $@
 
 # ----------------------------------------------------------------------------------------------------------------------------
 
@@ -185,6 +218,9 @@ $(OBJDIR)/carla-lv2-export.cpp.o: carla-lv2-export.cpp
 
 -include $(OBJDIR)/carla-lv2.cpp.d
 -include $(OBJDIR)/carla-lv2-export.cpp.d
+-include $(OBJDIR)/carla-vst.cpp.patchbay-fx.d
+-include $(OBJDIR)/carla-vst.cpp.patchbay-syn.d
+-include $(OBJDIR)/carla-vst.cpp.patchbay-syn16.d
 -include $(OBJDIR)/carla-vst.cpp.rack-fx.d
 -include $(OBJDIR)/carla-vst.cpp.rack-syn.d
 

source/plugin/carla-vst.cpp

@@ -15,6 +15,10 @@
  * For a full copy of the GNU General Public License see the doc/GPL.txt file.
  */
 
+#ifndef CARLA_PLUGIN_PATCHBAY
+# error CARLA_PLUGIN_PATCHBAY undefined
+#endif
+
 #ifndef CARLA_PLUGIN_SYNTH
 # error CARLA_PLUGIN_SYNTH undefined
 #endif
@@ -727,15 +731,25 @@ static intptr_t vst_dispatcherCallback(AEffect* effect, int32_t opcode, int32_t
             if (d_lastSampleRate <= 0.0)
                 d_lastSampleRate = 44100.0;
 
+            const NativePluginDescriptor* pluginDesc  = nullptr;
+#if CARLA_PLUGIN_PATCHBAY
+# ifdef CARLA_PLUGIN_16CH
+            const char* const pluginLabel = "carlapatchbay16";
+# else
+            const char* const pluginLabel = "carlapatchbay";
+# endif
+#else
+            const char* const pluginLabel = "carlarack";
+#endif
+
             PluginListManager& plm(PluginListManager::getInstance());
-            const NativePluginDescriptor* pluginDesc = nullptr;
 
             for (LinkedList<const NativePluginDescriptor*>::Itenerator it = plm.descs.begin2(); it.valid(); it.next())
             {
                 const NativePluginDescriptor* const& tmpDesc(it.getValue(nullptr));
                 CARLA_SAFE_ASSERT_CONTINUE(tmpDesc != nullptr);
 
-                if (std::strcmp(tmpDesc->label, "carlarack") == 0)
+                if (std::strcmp(tmpDesc->label, pluginLabel) == 0)
                 {
                     pluginDesc = tmpDesc;
                     break;
@@ -783,10 +797,22 @@ static intptr_t vst_dispatcherCallback(AEffect* effect, int32_t opcode, int32_t
     case effGetEffectName:
         if (char* const cptr = (char*)ptr)
         {
-#if CARLA_PLUGIN_SYNTH
-            std::strncpy(cptr, "CarlaRack", 32);
+#if CARLA_PLUGIN_PATCHBAY
+# if CARLA_PLUGIN_SYNTH
+#  ifdef CARLA_PLUGIN_16CH
+            std::strncpy(cptr, "Carla-Patchbay16", 32);
+#  else
+            std::strncpy(cptr, "Carla-Patchbay", 32);
+#  endif
+# else
+            std::strncpy(cptr, "Carla-PatchbayFX", 32);
+# endif
 #else
-            std::strncpy(cptr, "CarlaRackFX", 32);
+# if CARLA_PLUGIN_SYNTH
+            std::strncpy(cptr, "Carla-Rack", 32);
+# else
+            std::strncpy(cptr, "Carla-RackFX", 32);
+# endif
 #endif
             return 1;
         }
@@ -803,10 +829,22 @@ static intptr_t vst_dispatcherCallback(AEffect* effect, int32_t opcode, int32_t
     case effGetProductString:
         if (char* const cptr = (char*)ptr)
         {
-#if CARLA_PLUGIN_SYNTH
-            std::strncpy(cptr, "CarlaRack", 32);
+#if CARLA_PLUGIN_PATCHBAY
+# if CARLA_PLUGIN_SYNTH
+#  ifdef CARLA_PLUGIN_16CH
+            std::strncpy(cptr, "CarlaPatchbay16", 32);
+#  else
+            std::strncpy(cptr, "CarlaPatchbay", 32);
+#  endif
+# else
+            std::strncpy(cptr, "CarlaPatchbayFX", 32);
+# endif
 #else
+# if CARLA_PLUGIN_SYNTH
+            std::strncpy(cptr, "CarlaRack", 32);
+# else
             std::strncpy(cptr, "CarlaRackFX", 32);
+# endif
 #endif
             return 1;
         }
@@ -882,16 +920,33 @@ const AEffect* VSTPluginMain(audioMasterCallback audioMaster)
 
     static const int32_t uniqueId = CCONST('C', 'r', 'l', 'a');
 #if CARLA_PLUGIN_SYNTH
+# if CARLA_PLUGIN_PATCHBAY
+#  ifdef CARLA_PLUGIN_16CH
+    effect->uniqueID = uniqueId+5;
+#  else
+    effect->uniqueID = uniqueId+4;
+#  endif
+# else
     effect->uniqueID = uniqueId+3;
+# endif
 #else
+# if CARLA_PLUGIN_PATCHBAY
+    effect->uniqueID = uniqueId+2;
+# else
     effect->uniqueID = uniqueId+1;
+# endif
 #endif
 
     // plugin fields
     effect->numParams   = 0;
     effect->numPrograms = 0;
+#ifdef CARLA_PLUGIN_16CH
+    effect->numInputs   = 16;
+    effect->numOutputs  = 16;
+#else
     effect->numInputs   = 2;
     effect->numOutputs  = 2;
+#endif
 
     // plugin flags
     effect->flags |= effFlagsCanReplacing;