Add 21kHz

Signed-off-by: falkTX <falktx@falktx.com>

plugins/Makefile

@@ -193,6 +193,11 @@ PLUGIN_FILES += $(wildcard Cardinal/src/DearImGui/*.cpp)
 endif
 
 ifneq ($(NOPLUGINS),true)
+# --------------------------------------------------------------
+# 21kHz
+
+PLUGIN_FILES += $(filter-out 21kHz/src/21kHz.cpp,$(wildcard 21kHz/src/*.cpp))
+
 # --------------------------------------------------------------
 # AmalgamatedHarmonics
 
@@ -860,6 +865,13 @@ $(BUILD_DIR)/Cardinal/%.cpp.o: Cardinal/%.cpp
 		-I../carla/source/modules \
 		-I../carla/source/utils
 
+$(BUILD_DIR)/21kHz/%.cpp.o: 21kHz/%.cpp
+	-@mkdir -p "$(shell dirname $(BUILD_DIR)/$<)"
+	@echo "Compiling $<"
+	$(SILENT)$(CXX) $< $(BUILD_CXX_FLAGS) -c -o $@ \
+		$(foreach m,$(21KHZ_CUSTOM),$(call custom_module_names,$(m),21kHz)) \
+		-DpluginInstance=pluginInstance__21kHz
+
 $(BUILD_DIR)/AmalgamatedHarmonics/%.cpp.o: AmalgamatedHarmonics/%.cpp
 	-@mkdir -p "$(shell dirname $(BUILD_DIR)/$<)"
 	@echo "Compiling $<"