Initial commit

.gitignore

@@ -0,0 +1,21 @@
+*.a
+*.d
+*.o
+
+*.exe
+*.dll
+*.dylib
+*.so
+*.zip
+
+.kdev_include_paths
+.kdev4/
+.DS_Store
+
+bin/rtjam
+bin/rtjam.exe
+bin/rtjam-ladspa.*
+bin/rtjam-dssi.*
+bin/rtjam-vst.*
+bin/rtjam.lv2/
+build/

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "dpf"]
+	path = dpf
+	url = https://github.com/DISTRHO/DPF.git

LICENSE

@@ -0,0 +1,14 @@
+RTJam audio effect based on DISTRHO Plugin Framework (DPF)
+Copyright (C) 2020 Mike Vargo <[email protected]>
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.

Makefile

@@ -0,0 +1,55 @@
+#!/usr/bin/make -f
+# Makefile for DISTRHO Plugins #
+# ---------------------------- #
+# Created by falkTX, Christopher Arndt, and Patrick Desaulniers
+#
+
+include dpf/Makefile.base.mk
+
+all: libs plugins gen
+
+# --------------------------------------------------------------
+
+submodules:
+	git submodule update --init --recursive
+
+libs:
+	$(MAKE) -C dpf/dgl ../build/libdgl-opengl.a
+
+plugins: libs
+	$(MAKE) all -C plugins/RTJam
+
+ifneq ($(CROSS_COMPILING),true)
+gen: plugins dpf/utils/lv2_ttl_generator
+	@$(CURDIR)/dpf/utils/generate-ttl.sh
+ifeq ($(MACOS),true)
+	@$(CURDIR)/dpf/utils/generate-vst-bundles.sh
+endif
+
+dpf/utils/lv2_ttl_generator:
+	$(MAKE) -C dpf/utils/lv2-ttl-generator
+else
+gen: plugins dpf/utils/lv2_ttl_generator.exe
+	@$(CURDIR)/dpf/utils/generate-ttl.sh
+
+dpf/utils/lv2_ttl_generator.exe:
+	$(MAKE) -C dpf/utils/lv2-ttl-generator WINDOWS=true
+endif
+
+# --------------------------------------------------------------
+
+clean:
+	$(MAKE) clean -C dpf/dgl
+	$(MAKE) clean -C dpf/utils/lv2-ttl-generator
+	$(MAKE) clean -C plugins/RTJam
+	rm -rf bin build
+
+install: all
+	$(MAKE) install -C plugins/RTJam
+
+install-user: all
+	$(MAKE) install-user -C plugins/RTJam
+
+# --------------------------------------------------------------
+
+.PHONY: all clean install install-user submodule libs plugins gen

README.md

@@ -0,0 +1,3 @@
+# RTJam
+
+Real Time Music Jam

plugins/RTJam/CParamSmooth.hpp

@@ -0,0 +1,41 @@
+/**
+ * One-pole LPF for smooth parameter changes
+ *
+ * https://www.musicdsp.org/en/latest/Filters/257-1-pole-lpf-for-smooth-parameter-changes.html
+ */
+
+#ifndef C_PARAM_SMOOTH_H
+#define C_PARAM_SMOOTH_H
+
+#include <math.h>
+
+#define TWO_PI 6.283185307179586476925286766559f
+
+class CParamSmooth {
+public:
+    CParamSmooth(float smoothingTimeMs, float samplingRate)
+        : t(smoothingTimeMs)
+    {
+        setSampleRate(samplingRate);
+    }
+
+    ~CParamSmooth() { }
+
+    void setSampleRate(float samplingRate) {
+        if (samplingRate != fs) {
+            fs = samplingRate;
+            a = exp(-TWO_PI / (t * 0.001f * samplingRate));
+            b = 1.0f - a;
+            z = 0.0f;
+        }
+    }
+
+    inline float process(float in) {
+        return z = (in * b) + (z * a);
+    }
+private:
+    float a, b, t, z;
+    double fs = 0.0;
+};
+
+#endif  // #ifndef C_PARAM_SMOOTH_H

plugins/RTJam/DistrhoPluginInfo.h

@@ -0,0 +1,45 @@
+/*
+ * RTJam audio effect based on DISTRHO Plugin Framework (DPF)
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright (C) 2020 Mike Vargo <[email protected]>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef DISTRHO_PLUGIN_INFO_H
+#define DISTRHO_PLUGIN_INFO_H
+
+#define DISTRHO_PLUGIN_BRAND "basscleftech.com"
+#define DISTRHO_PLUGIN_NAME  "RTJam"
+#define DISTRHO_PLUGIN_URI   "https://basscleftech.com/plugins/rtjam"
+
+#define DISTRHO_PLUGIN_HAS_UI        1
+#define DISTRHO_UI_USE_NANOVG        1
+
+#define DISTRHO_PLUGIN_IS_RT_SAFE       1
+#define DISTRHO_PLUGIN_NUM_INPUTS       2
+#define DISTRHO_PLUGIN_NUM_OUTPUTS      2
+#define DISTRHO_PLUGIN_WANT_TIMEPOS     0
+#define DISTRHO_PLUGIN_WANT_PROGRAMS    1
+#define DISTRHO_PLUGIN_WANT_MIDI_INPUT  0
+#define DISTRHO_PLUGIN_WANT_MIDI_OUTPUT 0
+
+#endif // DISTRHO_PLUGIN_INFO_H

plugins/RTJam/Makefile

@@ -0,0 +1,173 @@
+#!/usr/bin/make -f
+# Makefile for DISTRHO Plugins #
+# ---------------------------- #
+# Created by falkTX, Christopher Arndt, and Patrick Desaulniers
+#
+
+# --------------------------------------------------------------
+# Installation directories
+
+PREFIX ?= /usr/local
+BINDIR ?= $(PREFIX)/bin
+LIBDIR ?= $(PREFIX)/lib
+DSSI_DIR ?= $(LIBDIR)/dssi
+LADSPA_DIR ?= $(LIBDIR)/ladspa
+ifneq ($(MACOS_OR_WINDOWS),true)
+LV2_DIR ?= $(LIBDIR)/lv2
+VST_DIR ?= $(LIBDIR)/vst
+endif
+ifeq ($(MACOS),true)
+LV2_DIR ?= /Library/Audio/Plug-Ins/LV2
+VST_DIR ?= /Library/Audio/Plug-Ins/VST
+endif
+ifeq ($(WINDOWS),true)
+LV2_DIR ?= $(COMMONPROGRAMFILES)/LV2
+VST_DIR ?= $(COMMONPROGRAMFILES)/VST2
+endif
+
+USER_DSSI_DIR ?= $(HOME)/.dssi
+USER_LADSPA_DIR ?= $(HOME)/.ladspa
+ifneq ($(MACOS_OR_WINDOWS),true)
+USER_LV2_DIR ?= $(HOME)/.lv2
+USER_VST_DIR ?= $(HOME)/.vst
+endif
+ifeq ($(MACOS),true)
+USER_LV2_DIR ?= $(HOME)/Library/Audio/Plug-Ins/LV2
+USER_VST_DIR ?= $(HOME)/Library/Audio/Plug-Ins/VST
+endif
+ifeq ($(WINDOWS),true)
+USER_LV2_DIR ?= $(APPDATA)/LV2
+USER_VST_DIR ?= $(APPDATA)/VST
+endif
+
+# --------------------------------------------------------------
+# Project name, used for binaries
+
+NAME = rtjam
+
+# --------------------------------------------------------------
+# Plugin types to build
+
+BUILD_LV2 ?= true
+BUILD_VST2 ?= true
+BUILD_JACK ?= true
+BUILD_DSSI ?= false
+BUILD_LADSPA ?= false
+
+# --------------------------------------------------------------
+# Files to build
+
+FILES_DSP = \
+	PluginRTJam.cpp
+
+FILES_UI = \
+	UIRTJam.cpp
+
+# --------------------------------------------------------------
+# Do some magic
+
+UI_TYPE = opengl
+include ../../dpf/Makefile.plugins.mk
+
+# --------------------------------------------------------------
+# Enable all selected plugin types
+
+ifeq ($(BUILD_LV2),true)
+ifeq ($(HAVE_DGL),true)
+TARGETS += lv2_sep
+else
+TARGETS += lv2_dsp
+endif
+endif
+
+ifeq ($(BUILD_VST2),true)
+TARGETS += vst
+endif
+
+ifeq ($(BUILD_JACK),true)
+ifeq ($(HAVE_JACK),true)
+TARGETS += jack
+endif
+endif
+
+ifeq ($(BUILD_DSSI),true)
+ifneq ($(MACOS_OR_WINDOWS),true)
+ifeq ($(HAVE_DGL),true)
+ifeq ($(HAVE_LIBLO),true)
+TARGETS += dssi
+endif
+endif
+endif
+endif
+
+ifeq ($(BUILD_LADSPA),true)
+TARGETS += ladspa
+endif
+
+all: $(TARGETS)
+
+install: all
+ifeq ($(BUILD_DSSI),true)
+ifneq ($(MACOS_OR_WINDOWS),true)
+ifeq ($(HAVE_DGL),true)
+ifeq ($(HAVE_LIBLO),true)
+	@mkdir -p -m755 $(DESTDIR)$(DSSI_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-dssi$(LIB_EXT) $(DESTDIR)$(DSSI_DIR)
+endif
+endif
+endif
+endif
+ifeq ($(BUILD_LADSPA),true)
+	@mkdir -p -m755 $(DESTDIR)$(LADSPA_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-ladspa$(LIB_EXT) $(DESTDIR)$(LADSPA_DIR)
+endif
+ifeq ($(BUILD_VST2),true)
+	@mkdir -p -m755 $(DESTDIR)$(VST_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-vst$(LIB_EXT) $(DESTDIR)$(VST_DIR)
+endif
+ifeq ($(BUILD_LV2),true)
+	@mkdir -p -m755 $(DESTDIR)$(LV2_DIR)/$(NAME).lv2 && \
+	  install -m755 $(TARGET_DIR)/$(NAME).lv2/*$(LIB_EXT) $(DESTDIR)$(LV2_DIR)/$(NAME).lv2 && \
+	  install -m644 $(TARGET_DIR)/$(NAME).lv2/*.ttl $(DESTDIR)$(LV2_DIR)/$(NAME).lv2
+endif
+ifeq ($(BUILD_JACK),true)
+ifeq ($(HAVE_JACK),true)
+	@mkdir -p -m755 $(DESTDIR)$(BINDIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)$(APP_EXT) $(DESTDIR)$(BINDIR)
+endif
+endif
+
+install-user: all
+ifeq ($(BUILD_DSSI),true)
+ifneq ($(MACOS_OR_WINDOWS),true)
+ifeq ($(HAVE_DGL),true)
+ifeq ($(HAVE_LIBLO),true)
+	@mkdir -p -m755 $(USER_DSSI_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-dssi$(LIB_EXT) $(USER_DSSI_DIR)
+endif
+endif
+endif
+endif
+ifeq ($(BUILD_LADSPA),true)
+	@mkdir -p -m755 $(USER_LADSPA_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-ladspa$(LIB_EXT) $(USER_LADSPA_DIR)
+endif
+ifeq ($(BUILD_VST2),true)
+	@mkdir -p -m755 $(USER_VST_DIR) && \
+	  install -m755 $(TARGET_DIR)/$(NAME)-vst$(LIB_EXT) $(USER_VST_DIR)
+endif
+ifeq ($(BUILD_LV2),true)
+	@mkdir -p -m755 $(USER_LV2_DIR)/$(NAME).lv2 && \
+	  install -m755 $(TARGET_DIR)/$(NAME).lv2/*$(LIB_EXT) $(USER_LV2_DIR)/$(NAME).lv2 && \
+	  install -m644 $(TARGET_DIR)/$(NAME).lv2/*.ttl $(USER_LV2_DIR)/$(NAME).lv2
+endif
+ifeq ($(BUILD_JACK),true)
+ifeq ($(HAVE_JACK),true)
+	@mkdir -p -m755 $(HOME)/bin && \
+	  install -m755 $(TARGET_DIR)/$(NAME)$(APP_EXT) $(HOME)/bin
+endif
+endif
+
+# --------------------------------------------------------------
+
+.PHONY: all install install-user