AU plugin builds

Makefile.plugins.mk

@@ -57,6 +57,34 @@ lv2        = $(TARGET_DIR)/$(NAME).lv2/$(NAME)$(LIB_EXT)
 lv2_dsp    = $(TARGET_DIR)/$(NAME).lv2/$(NAME)_dsp$(LIB_EXT)
 lv2_ui     = $(TARGET_DIR)/$(NAME).lv2/$(NAME)_ui$(LIB_EXT)
 vst        = $(TARGET_DIR)/$(NAME)-vst$(LIB_EXT)
+au         = $(TARGET_DIR)/$(NAME).component/Contents/MacOS/plugin
+
+# ---------------------------------------------------------------------------------------------------------------------
+# Set stuff needed for AU
+
+AU_BUILD_FLAGS = \
+	-I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/AUBase \
+	-I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/Utility \
+	-I$(DPF_PATH)/distrho/src/CoreAudio106/PublicUtility\
+    -Wno-deprecated-declarations \
+    -Wno-four-char-constants \
+    -Wno-overloaded-virtual \
+    -Wno-unused-parameter
+
+AU_LINK_FLAGS = \
+     -bundle \
+	 -framework AudioToolbox \
+	 -framework AudioUnit \
+     -Wl,-exported_symbol,_PluginAUEntry
+
+# not needed yet
+#	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/AUCarbonViewBase
+#  	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/AUInstrumentBase
+#	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/AUViewBase
+#	 -I$(DPF_PATH)/distrho/src/CoreAudio106/AudioUnits/AUPublic/OtherBases
+
+#	 -framework CoreAudio
+#	 -framework CoreServices
 
 # ---------------------------------------------------------------------------------------------------------------------
 # Handle UI stuff, disable UI support automatically
@@ -147,6 +175,11 @@ $(BUILD_DIR)/DistrhoPluginMain_JACK.cpp.o: $(DPF_PATH)/distrho/DistrhoPluginMain
 	@echo "Compiling DistrhoPluginMain.cpp (JACK)"
 	@$(CXX) $< $(BUILD_CXX_FLAGS) $(shell $(PKG_CONFIG) --cflags jack) -DDISTRHO_PLUGIN_TARGET_JACK -c -o $@
 
+$(BUILD_DIR)/DistrhoPluginMain_AU.cpp.o: $(DPF_PATH)/distrho/DistrhoPluginMain.cpp
+	-@mkdir -p $(BUILD_DIR)
+	@echo "Compiling DistrhoPluginMain.cpp (AU)"
+	$(CXX) $< $(BUILD_CXX_FLAGS) $(AU_BUILD_FLAGS) -DDISTRHO_PLUGIN_TARGET_AU -c -o $@
+
 $(BUILD_DIR)/DistrhoUIMain_DSSI.cpp.o: $(DPF_PATH)/distrho/DistrhoUIMain.cpp
 	-@mkdir -p $(BUILD_DIR)
 	@echo "Compiling DistrhoUIMain.cpp (DSSI)"
@@ -229,6 +262,20 @@ endif
 	@echo "Creating VST plugin for $(NAME)"
 	@$(CXX) $^ $(BUILD_CXX_FLAGS) $(LINK_FLAGS) $(DGL_LIBS) $(SHARED) -o $@
 
+# ---------------------------------------------------------------------------------------------------------------------
+# AU
+
+au: $(au)
+
+ifeq ($(HAVE_DGL),true)
+$(au): $(OBJS_DSP) $(OBJS_UI) $(BUILD_DIR)/DistrhoPluginMain_AU.cpp.o $(BUILD_DIR)/DistrhoUIMain_AU.cpp.o $(DGL_LIB)
+else
+$(au): $(OBJS_DSP) $(BUILD_DIR)/DistrhoPluginMain_AU.cpp.o
+endif
+	-@mkdir -p $(shell dirname $@)
+	@echo "Creating AU plugin for $(NAME)"
+	$(CXX) $^ $(BUILD_CXX_FLAGS) $(LINK_FLAGS) $(AU_LINK_FLAGS) $(DGL_LIBS) -o $@
+
 # ---------------------------------------------------------------------------------------------------------------------
 
 -include $(OBJS_DSP:%.o=%.d)
@@ -241,10 +288,12 @@ endif
 -include $(BUILD_DIR)/DistrhoPluginMain_DSSI.cpp.d
 -include $(BUILD_DIR)/DistrhoPluginMain_LV2.cpp.d
 -include $(BUILD_DIR)/DistrhoPluginMain_VST.cpp.d
+-include $(BUILD_DIR)/DistrhoPluginMain_AU.cpp.d
 
 -include $(BUILD_DIR)/DistrhoUIMain_JACK.cpp.d
 -include $(BUILD_DIR)/DistrhoUIMain_DSSI.cpp.d
 -include $(BUILD_DIR)/DistrhoUIMain_LV2.cpp.d
 -include $(BUILD_DIR)/DistrhoUIMain_VST.cpp.d
+-include $(BUILD_DIR)/DistrhoUIMain_AU.cpp.d
 
 # ---------------------------------------------------------------------------------------------------------------------

distrho/src/CoreAudio106/AudioUnits/AUPublic/AUBase/ComponentBase.h

@@ -154,8 +154,8 @@ public:
 #if TARGET_OS_MAC && TARGET_CPU_PPC && !TARGET_RT_MAC_MACHO
 	// for OS 9, a PPC native component's entry point must be a routine descriptor
 	#define COMPONENT_ENTRY(Class) \
-		extern "C" OSStatus Class##Entry(ComponentParameters *params, Class *obj); \
-		extern "C" OSStatus Class##Entry(ComponentParameters *params, Class *obj) { \
+		extern "C" __attribute__ ((visibility("default"))) OSStatus Class##Entry(ComponentParameters *params, Class *obj); \
+		extern "C" __attribute__ ((visibility("default"))) OSStatus Class##Entry(ComponentParameters *params, Class *obj) { \
 			return ComponentEntryPoint<Class>::Dispatch(params, obj); \
 		} \
 	\
@@ -165,8 +165,8 @@ public:
 								STACK_ROUTINE_PARAMETER (2, kFourByteCode)), Class##Entry);
 #else
 	#define COMPONENT_ENTRY(Class) \
-		extern "C" OSStatus Class##Entry(ComponentParameters *params, Class *obj); \
-		extern "C" OSStatus Class##Entry(ComponentParameters *params, Class *obj) { \
+		extern "C" __attribute__ ((visibility("default"))) OSStatus Class##Entry(ComponentParameters *params, Class *obj); \
+		extern "C" __attribute__ ((visibility("default"))) OSStatus Class##Entry(ComponentParameters *params, Class *obj) { \
 			return ComponentEntryPoint<Class>::Dispatch(params, obj); \
 		}
 #endif

distrho/src/DistrhoPluginAU.cpp

@@ -56,7 +56,7 @@ public:
 
     AUKernelBase* NewKernel() override
     {
-        return new dpfplugKernel(this);
+        return new PluginKernel(this, fPlugin);
     }
 
     OSStatus GetParameterValueStrings(AudioUnitScope inScope,
@@ -75,9 +75,10 @@ public:
 
         // Name
         {
-            const String& name = fPlugin.getParameterUnit(inParameterID);
+            // FIXME
+            // const String& name = fPlugin.getParameterUnit(inParameterID);
 
-            AUBase::FillInParameterName(outParameterInfo, name.buffer(), true);
+            // AUBase::FillInParameterName(outParameterInfo, name.buffer(), true);
         }
 
         // Hints
@@ -132,8 +133,9 @@ public:
             }
             else
             {
-                outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
-                outParameterInfo.unitName = unit.buffer();
+                // FIXME
+                // outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
+                // outParameterInfo.unitName = unit.buffer();
             }
         }
 
@@ -190,7 +192,8 @@ private:
         {
             DISTRHO_SAFE_ASSERT_RETURN(inNumChannels == DISTRHO_PLUGIN_NUM_INPUTS,);
 
-            fPlugin.run(inSourceP, inDestP, inFramesToProcess);
+            // FIXME
+            // fPlugin.run(inSourceP, inDestP, inFramesToProcess);
         }
 
         void Reset() override
@@ -210,6 +213,24 @@ END_NAMESPACE_DISTRHO
 
 // -----------------------------------------------------------------------
 
-COMPONENT_ENTRY(DISTRHO_NAMESPACE::PluginAU)
+using DISTRHO_NAMESPACE::PluginAU;
+COMPONENT_ENTRY(PluginAU)
+
+// -----------------------------------------------------------------------
+
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/AUBase.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/AUDispatch.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/AUInputElement.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/AUOutputElement.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/AUScopeElement.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/AUBase/ComponentBase.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/OtherBases/AUEffectBase.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/Utility/AUBaseHelper.cpp"
+#include "CoreAudio106/AudioUnits/AUPublic/Utility/AUBuffer.cpp"
+#include "CoreAudio106/PublicUtility/CAAudioChannelLayout.cpp"
+#include "CoreAudio106/PublicUtility/CAAUParameter.cpp"
+#include "CoreAudio106/PublicUtility/CAMutex.cpp"
+#include "CoreAudio106/PublicUtility/CAStreamBasicDescription.cpp"
+#include "CoreAudio106/PublicUtility/CAVectorUnit.cpp"
 
 // -----------------------------------------------------------------------

examples/Parameters/Makefile

@@ -49,6 +49,10 @@ endif
 
 TARGETS += vst
 
+ifeq ($(MACOS),true)
+TARGETS += au
+endif
+
 all: $(TARGETS)
 
 # --------------------------------------------------------------