commit 18fa6249d85d7cc81762f2b83c433ee6a7e193bb
parent 00faae6785df59558790f29946b3ad0f29517c51
Author: falkTX <falktx@falktx.com>
Date: Thu, 2 Jun 2022 01:25:23 +0100
Remove imgui gain plugin example
Signed-off-by: falkTX <falktx@falktx.com>
Diffstat:
7 files changed, 0 insertions(+), 658 deletions(-)
diff --git a/examples/ImGuiSimpleGain/CParamSmooth.hpp b/examples/ImGuiSimpleGain/CParamSmooth.hpp
@@ -1,45 +0,0 @@
-/**
- * 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 void flush() {
- 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
diff --git a/examples/ImGuiSimpleGain/DistrhoPluginInfo.h b/examples/ImGuiSimpleGain/DistrhoPluginInfo.h
@@ -1,145 +0,0 @@
-/*
- * Simple Gain audio effect for DISTRHO Plugin Framework (DPF)
- * SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
- * Copyright (C) 2021 Filipe Coelho <falktx@falktx.com>
- *
- * 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.
- */
-
-/**
- The plugin name.@n
- This is used to identify your plugin before a Plugin instance can be created.
- @note This macro is required.
- */
-#define DISTRHO_PLUGIN_NAME "ImGuiSimpleGain"
-
-/**
- Number of audio inputs the plugin has.
- @note This macro is required.
- */
-#define DISTRHO_PLUGIN_NUM_INPUTS 2
-
-/**
- Number of audio outputs the plugin has.
- @note This macro is required.
- */
-#define DISTRHO_PLUGIN_NUM_OUTPUTS 2
-
-/**
- The plugin URI when exporting in LV2 format.
- @note This macro is required.
- */
-#define DISTRHO_PLUGIN_URI "http://distrho.sf.net/examples/imguisimplegain"
-
-/**
- Wherever the plugin has a custom %UI.
- @see DISTRHO_UI_USE_NANOVG
- @see UI
- */
-#define DISTRHO_PLUGIN_HAS_UI 1
-
-/**
- Wherever the plugin processing is realtime-safe.@n
- TODO - list rtsafe requirements
- */
-#define DISTRHO_PLUGIN_IS_RT_SAFE 1
-
-/**
- Wherever the plugin is a synth.@n
- @ref DISTRHO_PLUGIN_WANT_MIDI_INPUT is automatically enabled when this is too.
- @see DISTRHO_PLUGIN_WANT_MIDI_INPUT
- */
-#define DISTRHO_PLUGIN_IS_SYNTH 0
-
-/**
- Enable direct access between the %UI and plugin code.
- @see UI::getPluginInstancePointer()
- @note DO NOT USE THIS UNLESS STRICTLY NECESSARY!!
- Try to avoid it at all costs!
- */
-#define DISTRHO_PLUGIN_WANT_DIRECT_ACCESS 0
-
-/**
- Wherever the plugin introduces latency during audio or midi processing.
- @see Plugin::setLatency(uint32_t)
- */
-#define DISTRHO_PLUGIN_WANT_LATENCY 0
-
-/**
- Wherever the plugin wants MIDI input.@n
- This is automatically enabled if @ref DISTRHO_PLUGIN_IS_SYNTH is true.
- */
-#define DISTRHO_PLUGIN_WANT_MIDI_INPUT 0
-
-/**
- Wherever the plugin wants MIDI output.
- @see Plugin::writeMidiEvent(const MidiEvent&)
- */
-#define DISTRHO_PLUGIN_WANT_MIDI_OUTPUT 0
-
-/**
- Wherever the plugin provides its own internal programs.
- @see Plugin::initProgramName(uint32_t, String&)
- @see Plugin::loadProgram(uint32_t)
- */
-#define DISTRHO_PLUGIN_WANT_PROGRAMS 0
-
-/**
- Wherever the plugin uses internal non-parameter data.
- @see Plugin::initState(uint32_t, String&, String&)
- @see Plugin::setState(const char*, const char*)
- */
-#define DISTRHO_PLUGIN_WANT_STATE 0
-
-/**
- Wherever the plugin wants time position information from the host.
- @see Plugin::getTimePosition()
- */
-#define DISTRHO_PLUGIN_WANT_TIMEPOS 0
-
-/**
- Wherever the %UI uses NanoVG for drawing instead of the default raw OpenGL calls.@n
- When enabled your %UI instance will subclass @ref NanoWidget instead of @ref Widget.
- */
-#define DISTRHO_UI_USE_NANOVG 0
-
-/**
- The %UI URI when exporting in LV2 format.@n
- By default this is set to @ref DISTRHO_PLUGIN_URI with "#UI" as suffix.
- */
-#define DISTRHO_UI_URI DISTRHO_PLUGIN_URI "#UI"
-
-/**
- Wherever the %UI uses a custom toolkit implementation based on OpenGL.@n
- When enabled, the macros @ref DISTRHO_UI_CUSTOM_INCLUDE_PATH and @ref DISTRHO_UI_CUSTOM_WIDGET_TYPE are required.
- */
-#define DISTRHO_UI_USE_CUSTOM 1
-
-/**
- The include path to the header file used by the custom toolkit implementation.
- This path must be relative to dpf/distrho/DistrhoUI.hpp
- @see DISTRHO_UI_USE_CUSTOM
- */
-#define DISTRHO_UI_CUSTOM_INCLUDE_PATH "DearImGui.hpp"
-
-/**
- The top-level-widget typedef to use for the custom toolkit.
- This widget class MUST be a subclass of DGL TopLevelWindow class.
- It is recommended that you keep this widget class inside the DGL namespace,
- and define widget type as e.g. DGL_NAMESPACE::MyCustomTopLevelWidget.
- @see DISTRHO_UI_USE_CUSTOM
- */
-#define DISTRHO_UI_CUSTOM_WIDGET_TYPE DGL_NAMESPACE::ImGuiTopLevelWidget
-
-#define DISTRHO_UI_USER_RESIZABLE 1
diff --git a/examples/ImGuiSimpleGain/Makefile b/examples/ImGuiSimpleGain/Makefile
@@ -1,41 +0,0 @@
-#!/usr/bin/make -f
-# Makefile for DISTRHO Plugins #
-# ---------------------------- #
-# Created by falkTX, Christopher Arndt, and Patrick Desaulniers
-#
-
-# --------------------------------------------------------------
-# Project name, used for binaries
-
-NAME = d_ImGuiSimpleGain
-
-# --------------------------------------------------------------
-# Files to build
-
-FILES_DSP = \
- PluginSimpleGain.cpp
-
-FILES_UI = \
- UISimpleGain.cpp \
- ../../../DPF-Widgets/opengl/DearImGui.cpp
-
-# --------------------------------------------------------------
-# Do some magic
-
-include ../../Makefile.plugins.mk
-
-# path to DPF-Widgets
-BUILD_CXX_FLAGS += -I../../../DPF-Widgets/opengl/
-
-# --------------------------------------------------------------
-# Enable all selected plugin types
-
-TARGETS += jack lv2_sep vst2 vst3
-
-ifeq ($(HAVE_LIBLO),true)
-TARGETS += dssi
-endif # HAVE_LIBLO
-
-all: $(TARGETS)
-
-# --------------------------------------------------------------
diff --git a/examples/ImGuiSimpleGain/PluginSimpleGain.cpp b/examples/ImGuiSimpleGain/PluginSimpleGain.cpp
@@ -1,130 +0,0 @@
-/*
- * Simple Gain audio effect based on DISTRHO Plugin Framework (DPF)
- *
- * SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
- *
- * 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.
- */
-
-#include "PluginSimpleGain.hpp"
-
-START_NAMESPACE_DISTRHO
-
-// -----------------------------------------------------------------------
-
-PluginSimpleGain::PluginSimpleGain()
- : Plugin(paramCount, 0, 0), // parameters, programs, states
- fSampleRate(getSampleRate()),
- fGainDB(0.0f),
- fGainLinear(1.0f)
-{
- fSmoothGain = new CParamSmooth(20.0f, fSampleRate);
-}
-
-// -----------------------------------------------------------------------
-// Init
-
-void PluginSimpleGain::initParameter(uint32_t index, Parameter& parameter)
-{
- DISTRHO_SAFE_ASSERT_RETURN(index == 0,);
-
- parameter.ranges.min = -90.0f;
- parameter.ranges.max = 30.0f;
- parameter.ranges.def = -0.0f;
- parameter.hints = kParameterIsAutomatable;
- parameter.name = "Gain";
- parameter.shortName = "Gain";
- parameter.symbol = "gain";
- parameter.unit = "dB";
-}
-
-// -----------------------------------------------------------------------
-// Internal data
-
-/**
- Get the current value of a parameter.
-*/
-float PluginSimpleGain::getParameterValue(uint32_t index) const
-{
- DISTRHO_SAFE_ASSERT_RETURN(index == 0, 0.0f);
-
- return fGainDB;
-}
-
-/**
- Change a parameter value.
-*/
-void PluginSimpleGain::setParameterValue(uint32_t index, float value)
-{
- DISTRHO_SAFE_ASSERT_RETURN(index == 0,);
-
- fGainDB = value;
- fGainLinear = DB_CO(CLAMP(value, -90.0, 30.0));
-}
-
-// -----------------------------------------------------------------------
-// Process
-
-void PluginSimpleGain::activate()
-{
- fSmoothGain->flush();
-}
-
-void PluginSimpleGain::run(const float** inputs, float** outputs, uint32_t frames)
-{
- // get the left and right audio inputs
- const float* const inpL = inputs[0];
- const float* const inpR = inputs[1];
-
- // get the left and right audio outputs
- float* const outL = outputs[0];
- float* const outR = outputs[1];
-
- // apply gain against all samples
- for (uint32_t i=0; i < frames; ++i)
- {
- const float gain = fSmoothGain->process(fGainLinear);
- outL[i] = inpL[i] * gain;
- outR[i] = inpR[i] * gain;
- }
-}
-
-// -----------------------------------------------------------------------
-
-/**
- Optional callback to inform the plugin about a sample rate change.
-*/
-void PluginSimpleGain::sampleRateChanged(double newSampleRate)
-{
- fSampleRate = newSampleRate;
- fSmoothGain->setSampleRate(newSampleRate);
-}
-
-// -----------------------------------------------------------------------
-
-Plugin* createPlugin()
-{
- return new PluginSimpleGain();
-}
-
-// -----------------------------------------------------------------------
-
-END_NAMESPACE_DISTRHO
diff --git a/examples/ImGuiSimpleGain/PluginSimpleGain.hpp b/examples/ImGuiSimpleGain/PluginSimpleGain.hpp
@@ -1,135 +0,0 @@
-/*
- * Simple Gain audio effect based on DISTRHO Plugin Framework (DPF)
- *
- * SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
- *
- * 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 PLUGIN_SIMPLEGAIN_H
-#define PLUGIN_SIMPLEGAIN_H
-
-#include "DistrhoPlugin.hpp"
-#include "CParamSmooth.hpp"
-#include "extra/ScopedPointer.hpp"
-
-START_NAMESPACE_DISTRHO
-
-#ifndef MIN
-#define MIN(a,b) ( (a) < (b) ? (a) : (b) )
-#endif
-
-#ifndef MAX
-#define MAX(a,b) ( (a) > (b) ? (a) : (b) )
-#endif
-
-#ifndef CLAMP
-#define CLAMP(v, min, max) (MIN((max), MAX((min), (v))))
-#endif
-
-#ifndef DB_CO
-#define DB_CO(g) ((g) > -90.0f ? powf(10.0f, (g) * 0.05f) : 0.0f)
-#endif
-
-// -----------------------------------------------------------------------
-
-class PluginSimpleGain : public Plugin {
-public:
- enum Parameters {
- paramGain = 0,
- paramCount
- };
-
- PluginSimpleGain();
-
-protected:
- // -------------------------------------------------------------------
- // Information
-
- const char* getLabel() const noexcept override
- {
- return "SimpleGain";
- }
-
- const char* getDescription() const override
- {
- return "A simple audio volume gain plugin with ImGui for its GUI";
- }
-
- const char* getMaker() const noexcept override
- {
- return "Jean Pierre Cimalando, falkTX";
- }
-
- const char* getLicense() const noexcept override
- {
- return "MIT";
- }
-
- uint32_t getVersion() const noexcept override
- {
- return d_version(1, 0, 0);
- }
-
- int64_t getUniqueId() const noexcept override
- {
- return d_cconst('d', 'I', 'm', 'G');
- }
-
- // -------------------------------------------------------------------
- // Init
-
- void initParameter(uint32_t index, Parameter& parameter) override;
-
- // -------------------------------------------------------------------
- // Internal data
-
- float getParameterValue(uint32_t index) const override;
- void setParameterValue(uint32_t index, float value) override;
-
- // -------------------------------------------------------------------
- // Optional
-
- // Optional callback to inform the plugin about a sample rate change.
- void sampleRateChanged(double newSampleRate) override;
-
- // -------------------------------------------------------------------
- // Process
-
- void activate() override;
- void run(const float**, float** outputs, uint32_t frames) override;
-
- // -------------------------------------------------------------------
-
-private:
- double fSampleRate;
- float fGainDB;
- float fGainLinear;
- ScopedPointer<CParamSmooth> fSmoothGain;
-
- DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(PluginSimpleGain)
-};
-
-// -----------------------------------------------------------------------
-
-END_NAMESPACE_DISTRHO
-
-#endif // #ifndef PLUGIN_SIMPLEGAIN_H
diff --git a/examples/ImGuiSimpleGain/UISimpleGain.cpp b/examples/ImGuiSimpleGain/UISimpleGain.cpp
@@ -1,106 +0,0 @@
-/*
- * Simple Gain audio effect based on DISTRHO Plugin Framework (DPF)
- *
- * SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
- *
- * 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.
- */
-
-#include "UISimpleGain.hpp"
-
-START_NAMESPACE_DISTRHO
-
-// -----------------------------------------------------------------------
-// Init / Deinit
-
-UISimpleGain::UISimpleGain()
- : UI(600, 400),
- fGain(0.0f),
- fResizeHandle(this)
-{
- setGeometryConstraints(600, 400, true);
-
- // hide handle if UI is resizable
- if (isResizable())
- fResizeHandle.hide();
-}
-
-// -----------------------------------------------------------------------
-// DSP/Plugin callbacks
-
-/**
- A parameter has changed on the plugin side.
- This is called by the host to inform the UI about parameter changes.
-*/
-void UISimpleGain::parameterChanged(uint32_t index, float value)
-{
- DISTRHO_SAFE_ASSERT_RETURN(index == 0,);
-
- fGain = value;
- repaint();
-}
-
-// -----------------------------------------------------------------------
-// Widget callbacks
-
-/**
- A function called to draw the view contents.
-*/
-void UISimpleGain::onImGuiDisplay()
-{
- const float width = getWidth();
- const float height = getHeight();
- const float margin = 20.0f * getScaleFactor();
-
- ImGui::SetNextWindowPos(ImVec2(margin, margin));
- ImGui::SetNextWindowSize(ImVec2(width - 2 * margin, height - 2 * margin));
-
- if (ImGui::Begin("Simple gain", nullptr, ImGuiWindowFlags_NoResize))
- {
- static char aboutText[256] = "This is a demo plugin made with ImGui.\n";
- ImGui::InputTextMultiline("About", aboutText, sizeof(aboutText));
-
- if (ImGui::SliderFloat("Gain (dB)", &fGain, -90.0f, 30.0f))
- {
- if (ImGui::IsItemActivated())
- editParameter(0, true);
-
- setParameterValue(0, fGain);
- }
-
- if (ImGui::IsItemDeactivated())
- {
- editParameter(0, false);
- }
- }
- ImGui::End();
-}
-
-// -----------------------------------------------------------------------
-
-UI* createUI()
-{
- return new UISimpleGain();
-}
-
-// -----------------------------------------------------------------------
-
-END_NAMESPACE_DISTRHO
diff --git a/examples/ImGuiSimpleGain/UISimpleGain.hpp b/examples/ImGuiSimpleGain/UISimpleGain.hpp
@@ -1,56 +0,0 @@
-/*
- * Simple Gain audio effect based on DISTRHO Plugin Framework (DPF)
- *
- * SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
- *
- * 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 UI_SIMPLEGAIN_H
-#define UI_SIMPLEGAIN_H
-
-#include "DistrhoUI.hpp"
-#include "../generic/ResizeHandle.hpp"
-
-START_NAMESPACE_DISTRHO
-
-class UISimpleGain : public UI
-{
-public:
- UISimpleGain();
-
-protected:
- // DSP/Plugin callbacks
- void parameterChanged(uint32_t, float value) override;
-
- // Widget callbacks
- void onImGuiDisplay() override;
-
-private:
- float fGain;
- ResizeHandle fResizeHandle;
-
- DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(UISimpleGain)
-};
-
-END_NAMESPACE_DISTRHO
-
-#endif
