synthv1 - an old-school polyphonic synthesizer ---------------------------------------------- ChangeLog GIT HEAD - Prepping next release candidate (aka. v1.0.0-rc2) (Qt >= 6.7) 0.9.90 2024-04-11 A Spring'24 Release Candidate. - Prepping the unthinkable (aka. v1.0.0-rc1) - Custom color themes are now file based (*.conf); legacy still preserved ntl. - Fixed the build checks on whether to use old or newer style of LV2 include headers. 0.9.34 2024-01-26 A Winter'24 Release. - Added build checks on whether to use old or newer style of LV2 include headers. - LV2 plugin Control Input Port-change request extension feature support added. - Updated copyright headers into the New Year (2024). 0.9.33 2023-12-20 An End-of-Autumn'23 Release. - Minor optimization to denormal avoidance on some fx's. - Bumping into next development cycle (Qt >= 6.6) 0.9.32 2023-09-12 An End-of-Summer'23 Release. - Preppings to next development cycle (Qt >= 6.6) 0.9.31 2023-06-06 A Spring'23 Release. - Make sure the XCB interface is in use when instantiating the LV2 plugin on non-Qt hosts, allowing LV2 X11 UI embedding to work and show up properly. - Prepping into the next development cycle (with Qt >= 6.5). 0.9.30 2023-03-24 An Early-Spring'23 Release. - Restrict to existing named presets when adding new or editing programs; load and restore presets directly when previewing programs (cf. Configure... > Programs). - NSM open and save operation failures are now replied with an error status (was always OK before). - JACK client watchdog introduced for automatic reactivation and resilience (standalone only). - NSM announcement reply/error messages now relegated to debug builds only. 0.9.29 2023-01-25 A Winter'23 Release. - Bumping copyright headers to the brand new year. 0.9.28 2022-12-29 An End-of-Year'22 Release. - Mitigate NSM sending lots of dirty messages on SIGTERM signal. - Although being deprecated to use, JACK Session support hopefuly fixed once again. 0.9.27 2022-10-04 An Early-Autumn'22 Release. - Fixed MIDI Controller... modeless dialog (de)instantiation. - Custom color/style themes applies only to main widget only. - Fixed typos and updated some old MIDI GM2 Controller names. 0.9.26 2022-06-07 An End-of-Sping'22 Release. - Corrected an incredible mistake introduced in the last year's Glide/portamento protential crash fix. - Added Qt::Svg module as required at build time. 0.9.25 2022-04-07 A Spring'22 Release. - Added missing file code to desktop exec entry (standalone only). - Main application icon is now presented in scalable format (SVG). - Migrated command line parsing to QCommandLineParser/Option (Qt >= 5.2) - Avoid issuing NSM dirty messages as much as possible. 0.9.24 2022-01-09 A Winter'22 Release. - Dropped autotools (autoconf, automake, etc.) build system. - Fixed deprecate warnings in preparation for Qt >= 6.2. 0.9.23 2021-07-07 An Early-Summer'21 Release. - Fixed some ages old Glide/portamento potential crash bug (reported by AnClark). - Add support for LV2 UI Windows platform (by AnClark). - Sustenuto pedal controller (MIDI CC#66) is now implemented. - Have some tolerance for buffer-size changes. - All builds default to Qt6 (Qt >= 6.1) where available. - CMake is now the official build system. 0.9.22 2021-05-13 A Spring'21 Release. - All packaging builds switching to CMake. 0.9.21 2021-03-16 An End-of-Winter'21 Release. - Fixed an old lurker, causing slight differences to voice on-sets, due to a wrong initial LFO Volume ramping value. - Slightly improved eye-candyness to all graphic widgets, most especially on the EG widget handling, curved lines and gradient fills. 0.9.20 2021-02-10 A Winter'21 Release. - When under under the NSM auspices, fix SIGTERM handler on exit and just hide the main-window on close (applies to the JACK stand-alone only). 0.9.19 20220-12-19 A Winter'20 Release. - Fixed display of old knob/dial values on status-bar. - Reduced formant filter coefficient slew rate, aiming to a tenfold DSP performance gain. - Get a chance on bringing Wayland into the picture when dealing Qt static-linked deliverables. 0.9.18 2020-10-27 A Fall'20 Release. - Upstream package naming for the JACK standalone and LV2 plugin deliverables are suffixed to '-jack' and '-lv2', respectively. - White keys on the virtual piano keyboard are now fully highlighted. 0.9.17 2020-09-08 Late Summer'10 Release. - Added -n, --client-name to the JACK stand-alone client application command line option arguments. - Fixed unitialized number of voices variable; early-bird adaptations to Qt6 >= 6.0.0 and C++17 standard. 0.9.16 2020-08-06 A Summer'20 Release. - Fixed deprecated stuff on an early preparation for Qt6. 0.9.15 2020-06-22 An Early-Summer'20 Release. - A long awaited expedite "Panic" button is now featured. - Note velocity doesn't affect DCF envelope anymore. - Avoid glib event-loop upon LV2 plug-in instantiation. 0.9.14 2020-05-05 A Mid-Spring'20 Release. - Fixed initial DCF1, LFO1 group enablement (GUI). - Fixed initial window title for the LV2 External UI. - LV2 Atom/Port-event host notification support has been implemented (unofficial). - Prevent execution of duplicate or redundant MIDI bank- select/program-change commands. - Early fixing to build for Qt >= 5.15.0. 0.9.13 2020-03-26 A Spring'20 Release. - Maximum pitch-bend range has been expanded to 0..400%, allegedly to support some PME driven instruments (as kindly requested by sacarlson PR#10). - Make man page compression reproducible (after request by Jelle van der Waa, thanks). - Fixed crash when showing the tooltip of a negative note number that results from dragging over and beyond the left edge of the virtual piano keyboard. - Remove -v (verbose) flag from 'strip' post-link command. - Fixed CMake build by adding missing Custom Color Theme (palette) form file (.ui). - Bumped copyright headers into the New Year (2020). 0.9.12 2019-12-26 The Winter'19 Release. - Custom color (palette) theme editor introduced; color (palette) theme changes are now effective immediately, except on default. - Second attempt to fix the yet non-official though CMake build configuration. - Move QApplication construction/destruction from LV2 UI to plug-in instantiation and cleanup. 0.9.11 2019-10-31 A Halloween'19 Release. - When using autotools and ./configure --with-qt=..., it is also necessary to adjust the PKG_CONFIG_PATH environment variable (after a merge request by plcl aka. Pedro López-Cabanillas, while on qmidinet). - Upstream packaging is now split to JACK standalone and LV2 plugin only: the former shared common core and UI package is now duplicated but statically linked though. 0.9.10 2019-09-24 An Early-Fall'19 Release. - Upstream packaging is now split on JACK standalone, LV2 plugin and common core and UI packages, similar to recent Debian practice. - Added alternate yet non-official CMake build option. - Fix HiDPI display screen effective support (Qt >= 5.6). - All randomizers now compliant to the standard normal distribution. - Make sure compiler flags comply to c++11 as standard. 0.9.9 2019-07-18 A Summer'19 Release. - Randomization of current parameters is now available through a new top-level push-button. - Updated for the newer Qt5 development tools (>= 5.13). - Per instance custom tuning (micro-tonal) option has been added to the previously existing global settings (cf. Help > Configure... > Tuning > Global, Instance). - New DCF and LFO Enabled parameters. - Configure updated to check for qtchooser availability. 0.9.8 2019-06-06 A Spring'19 Release. - Improved slew-rate to DCF Formant coefficient updates. - Refactored the LFO Sync for correctness. - Fixed all LFO Panning and Volume modulation, now being correctly isolated on a per voice basis. - Fixed DC offset on all main DCO wavetable oscillators. - Fixed initial DCO and LFO wave shapes on LV2 plug-in UI. - Minor update to Debian packaging control file. 0.9.7 2019-04-14 A Spring-Break'19 Release. - All audio input now get through without being processed by any or whole effects stage anymore. - Re-defined all JACK stand-alone client application UNIX signal handling. 0.9.6 2019-03-18 Pre-LAC2019 Release Frenzy. - A gentlier shutdown for the JACK client standalone client. 0.9.5 2019-03-04 The End of Winter'19 release. - HiDPI display screen support (Qt >= 5.6). - A fake/visual piano-keyboard widget is now being introduced to the status bar. - Avoid destructing the possibly shared QApplication instance on LV2 plug-in UI clean-up. 0.9.4 2018-12-12 A Late Autumn'18 release. - Old deprecated Qt4 build support is no more. - Normalized wavetable oscillator phasors. - Added missing include to shut up some stricter compilers from build failures. 0.9.3 2018-10-22 An Autumn'18 release. - For safety reasons, all processing is now suspended while loading presets or program changes are issued. - AppStream metadata updated to be the most compliant with latest freedesktop.org specification and recommendation. - SIGTERM (and SIGINT) signal handler added to close the JACK stand-alone client applications properly. - Make the GUI not to show initially on NSM. - Make NSM state independent to session display name, keeping backward compatibility for old sessions. - Give some more slack to schedule/worker thread ring-buffer. 0.9.2 2018-07-24 A Summer'18 release. - Add LV2 UI Resize extension data support. - Process MIDI Controlllers even though the channel filter is on (DEF Channel is set anything but "Omni"). - AppData/AppStream metadata is now settled under an all permisssive license (FSFAP). 0.9.1 2018-06-26 An Early Summer'18 release. - Fixed for some g++ >= 8.1.1 warnings and quietness. - Added LV2 UI X11 support option. - Disable reference micro-tuning settings when a Scala keyboard map override is in effect. - Added "All files (*.*)" filter to every file requestor dialog, wherever missing. 0.9.0 2018-03-07 The End of Winter'18 release. - Introducing Scala micro-tuning classes, borrowed, stirred and refactored from original Nick Dowell's amsynth code, all under the GPL umbrella, of course. - An internal note-key/frequency indirection table is now in place, as a baseline for any micro-tuning implementations. - Whether to use native file browser/requester dialogs is now an effective option when launching under NSM session management (was once disabled initially). - Trying to get CC14 MSB+LSB (course+fine) running status on, no matter whether each pairing event are under 200ms apart. - A little hardening on the configure (autoconf) macro side. 0.8.6 2017-12-20 The End of Autumn'17 release. - Sync option added to DCO wavetable oscillators, as for making either one to hard-sync (slave) with the other one (master) in each pair. - Set on a minimum attack time of 500usec as much to prevent audible clicking on low-pitched notes. 0.8.5 2017-10-29 An Autumn'17 release. - Opening multiple preset files is now possible, populating the preset drop-down listing, while only the first one is loaded effectively into the scene as usual. - Mono(phonic) "Legato" mode option introduced. - Desktop entry specification file is now finally independent from all build/configure template chains, whatever. - Updated target path for freedesktop.org's AppStream metainfo file (formerly AppData). 0.8.4 2017-08-22 A Late-Summer'17 release. - Disabled "Custom style theme" option on LV2 plug-in form. - Brand new LFO Balance parameter introduced. 0.8.3 2017-06-21 A Summer'17 release. - Added StartupWMClass entry to desktop file. - Long overdue, some brand new and fundamental icons revamp. 0.8.2 2017-05-02 Pre-LAC2017 release frenzy. - A custom knob/spin-box behavioral option have been added: Configure/Knob edit mode, as to avoid abrupt changes upon editing values (still the default behavior) and only take effect (Deferred) when enter is pressed or the spin-box loses focus. - The main GUI has been partially revamped, after replacing some rotary knob/dial combos with kinda more skeuomorphic fake-LED radio-buttons or check-boxes. - Alias-free/band-limited wavetable oscillators have been fixed to prevent cross-octave, polyphonic interference. - A MIDI In(put) status fake-LED is now featured on the bottom-left status bar, adding up to eye-candy as usual. 0.8.1 2017-03-21 A Spring'17 release. - Fixed a probable old miss about changing spin-box and drop-down list not reflecting changes immediately into the respective parameter dial knobs. - Fixed middle-button clicking on the dial-knobs to reset to the current default parameter value. - Help/Configure.../Options/Use desktop environment native dialogs option is now set initially off by default. - Added French man page (by Olivier Humbert, thanks). - Make builds reproducible byte for byte, by getting rid of the configure build date and time stamps. 0.8.0 2016-11-17 A Fall'16 release. - LV2_STATE__StateChanged is now transmitted as a regular atom notification event, as far as to give some careful hosts enough slack to raise a dirty flag. - Fixed input MIDI RPN/NRPN running status processing. - Almost complete overhaul on the configure script command line options, wrt. installation directories specification, eg. --prefix, --bindir, --libdir, --datadir and --mandir. 0.7.6 2016-09-19 The Eleventh official beta. - MIDI RPN/NRPN running status and RPN NULL reset command are now supported (input only). - The core engine implementation is now delivered as a shared object library, common to both the JACK stand-alone client and the LV2 instrument plug-in. - Discretely fixed MIDI Controlllers catch-up algorithm. 0.7.5 2016-06-16 The Tenth official beta. - All changes to most continuous parameter values are now smoothed to a fast but finite slew rate. - All BPM sync options to current transport (Auto) have been refactored to new special minimum value (which is now zero). - In compliance to the LV2 spec. MIDI Controllers now affect cached parameter values only, via shadow ports, instead of input control ports directly, mitigating their read-only restriction. - Make sure LV2 plug-in state is properly reset on restore. - Dropped the --enable-qt5 from configure as found redundant given that's the build default anyway (suggestion by Guido Scholz, while for Qtractor, thanks). 0.7.4 2016-03-02 The ninth-bis official beta. - Fixed the DCF Formant filter voice initialization reset. 0.7.3 2016-02-22 The ninth official beta. - Avoid out-of-bound MIDI events as much as possible, coping with LV2 plug-in hosts that feed/run them in on border line circumstances (as reported by Thorsten Wilms, on suspected Ardour looping crash/bug, probably fixed already, thanks). - Safe defaults are tentatively sbeing introduced to internal OUT FX buffer-sizes, as read from JACK buffer-size changes and LV2 block-length instantiation bound options. - Added application keywords to freedesktop.org's AppData. 0.7.2 2015-12-04 The eighth official beta. - A brand new LFO BPM control parameter is being introduced, as a subordinate to LFO Rate, with follow/sync to current transport/host option (BPM=Auto). - LFO Sync (free running) mode option has been introduced. - A fourth DCF type has been added: a vocal Formant filter. - A third DCF slope/type has been added: the RBJ's bi-quad. - Prefer Qt5 over Qt4 by default with configure script. - Introducing brand new OUT FX Send parameter per engine. - Introducing brand new DCO, LFO Ring Mod(ulator) parameters. - Special value (0=Off) added to DCO1,2 Glide knob spin-boxes. 0.7.1 2015-08-24 A seventh-bis official beta. - Improved Qt4 vs. Qt5 configure builds (via qmake). 0.7.0 2015-07-24 A seventh official beta. - Complete rewrite of Qt4 vs. Qt5 configure builds. - Reset ramps after LV2 control port reconnection; small fixes to LV2.ttl (pull-requests by Hanspeter Portner aka. ventosus, thanks). - MIDI Controllers/Programs is now an optional feature on the LV2 plugin forms, as some LV2 hosts might enforce the purity restriction to input control ports as being absolutely read- only parameter values from a plugin's instance perspective. - MIDI Controller mapping/learn is now possible on all parameter control knobs; with global configuration also avaiable on the Help/Configure dialog. - French (fr) translation line to desktop file added (by Olivier Humbert, thanks). 0.6.3 2015-05-09 A sixth official beta. - Main widget layout changed as much to expand or grow vertically as needed. 0.6.2 2015-04-30 A fifth official beta. - Custom knob/dial behavior mode options are now introduced: linear and angular (aka. radial) as far to avoid abrupt changes on first mouse click (still the default behavior). - Fixed for some strict tests for Qt4 vs. Qt5 configure builds. 0.6.1 2015-03-09 A fourth official beta. - Added application description as freedesktop.org's AppData. - Introducing LV2 port-groups (as proposed by Amadeus Folego aka. badosu, thanks). - Improved envelope widget nodes click-and-drag precision. - Introducing a brand new user preference on eye-candy: cf.Help /Configure.../Options/Custom style theme (applies to the JACK stand-alone client only though). - Envelope and filter now rendered with anti-aliased lines. - Fixed a Qt5 FTBFS re. QHeaderView::set[Section]ResizeMode(). 0.6.0 2014-01-23 A third official beta. - MIDI bank-select/program-changes is now supported, for patch, preset and/or instrument program control. - New Help/Configure dialog is introduced for editing the also new MIDI bank/programs interface and user preference options as well (new home of the old Help/Use native dialogs option). - Presets may now be specified by base name, as an alternative to the complete preset file-path on command line argument (re. stand-alone JACK client). - Fixed parameters A/B comparison swap. 0.5.1 2014-09-12 One second official beta. - One decimal digit added to all scalar parameters and knobs. - Stand-alone JACK client ports outrageously renamed from a zero based numbering scheme into a plus one natural one. - Experimental LV2 Time/position atom-event support (Delay BPM). 0.5.0 2014-06-30 Officially beta now. - LV2 UI Idle and Show interfaces support added. - First attempt to allow a headless stand-alone JACK client application run mode, without a GUI, with option given as command line argument (--no-gui). - A man page has beed added (re. stand-alone JACK client). - Disable band-limit option for 'Noise' oscillator wave-shapes. - Allow the build system to include an user specified LDFLAGS. 0.4.2 2014-04-29 A pre-LAC frenzy beta. - Badly named 'Noise' wave-shape oscillators get their band- limited treat option and re-labeled as 'Rand'; also a brand new wave-shape 'Noise' is then introduced (now for real :)). - New user preference option, cf. Help/Use native dialogs. - An anti-denormal regression applied to the Phaser fx stage (affecting early proto-beta >= 0.4.0). 0.4.1 2014-04-07 A proto-beta bis. - Once so called 'Noise' wave-shapes are now being made a lot more deterministic, read idempotent ;). - Fully alias-free/band-limited wavetable oscillators are now in place, making it a better virtual-analog synthesizer (esp. for running sample-rates below 96KHz). - Late optimizations to basic wave-table oscillators. - Make sure the LV2 plugin back-end always builds first, before its respective LV2 UI front-end client. 0.4.0 2014-03-06 A proto-beta party. - All knobs default value setting slightly improved. - A run-time circumvention have been hacked, strictly related to when NSM session management is in charge: the native file browser/requester dialogs are then disabled (were taking too long to list the current directory on first time invocation). - Auto-detection of the correct target library path for the LV2 plugin, whether it may be .../lib or .../lib64 on bi -arch targets, when libdir is not specified on configure time (--libdir=LIBDIR). - Reverb has been added as a brand new effects stage, though based on good old FreeVerb :). - Introduced a variable env.stage time control parameter. - Dummy change-log entry for the new year. 0.3.6 2013-12-31 A fifth of a Jubilee. - Effects/Delay BPM sync option to current transport (Auto). - More preparations for Qt5 configure build. 0.3.5 2013-09-30 Fall greetings. - First attempt on separating the DSP code from UI as runtime objects, effective for the LV2 plugin deploy. - MIDI channel filter switch is now introduced. - Fixed uninstall target make rule. - Mono(phonic) mode switch is now being introduced. - Another minor fix to note-off fast-release. 0.3.4 2013-07-16 Brand new icon ready. - Preset file icon and mimetype now introduced. - A brand new icon drops the lamest old-schooler's out, in a master lesson taught by Jarle Richard Akselsen, thanks. 0.3.3 2013-05-31 Late spring blossoming - Some sympathy to extreme dark color (read black) schemes is now being indulged; some discrete changes on the icon front has also emerged ;) - MIDI Key pressure/polyphonic aftertouch events now properly recognized, in addition to MIDI channel pressure/aftertouch processing. - Parameter value ramping moved into the late post-processing, an attempt to reduce some pop/click artifacts even further. - NSM support introduced to JACK client. - A slight GUI behavior change: (re)writing existing names doesn't load the respective preset anymore (after ticket by Jiri Prochazka aka. Anchakor, thanks). - Introducing LV2 External UI "rogue" support. - Moog-like 24dB/oct resonant filter slight modification. - Fixed JACK client fail/fake initialization. 0.3.2 2013-03-01 One third bug-fix release. - Pitch-bend, Modwheel and LFO Pitch range internal fixes. - Sustain/damper pedal switch (MIDI CC#64) support added. - Color palette hack on Qt5 dark themes. 0.3.1 2013-02-08 One second bug-fix release. - Improved filters parameter sensitivity (cutoff, reso). - Envelope generators stage curves now gone a little more old- schooler and analog-like, hopefully improving on the punchy and click-less sound front. - Experimental LV2 Time designated port support (Delay BPM). - Preparations for Qt5 migration. 0.3.0 2012-12-21 Third coming release. - Dropped all SSE dummy build optimization flags as they were making more harm than real good, performance wise. - GUI layout moved from a toolbox into a stacked tab widget; also, a status-bar has been added at the bottom display. - LV2 Atom/MIDI event processing is now official, a replacement for the formerly deprecated LV2 Event/MIDI specification. - Added dirty checking also on switching from unamed presets. - JACK stand-alone: preset loader initialization fix. 0.2.0 2012-11-22 Second public release. - Parameters A/B comparison toggle buttons have been added. - Keep LV2 event buffer valid on each run(), as found for strict LV2 specification and compliance (as suggested by falkTX). - Increased polyphony baseline from 24 to 32 voices. - Prepared for relative paths from preset file references. - Velocity sensitivity configuration control has been added. - Reset (all values to preset defaults) button has been added. - Slight minor fix on fast-release re-triggering. - Added some command line options to the stand-alone JACK client program (--help and --version information). - Reimplemented mouse-wheel stepping on combo-dial knob widgets. - Detached generic double-linked list class into its own header. 0.1.1 2012-09-24 One first bug-fix release. - Fixed a crash bug on LV2 main widget close (GUI) due to some superfluous preset dirty checking. - Fixed a nasty rather fundamental bug introduced by late voice list optimization, which was seriously crippled and noticeable when more than one LV2 plug-in were being instantiated. 0.1.0 2012-09-10 First true official release. - Preset drop-down list is now sorted. - Migrated to sourceforge.net. 0.0.9 2012-08-27 Post-vacation relax. - Main widget now a plain basic QWidget, instead of QDialog. - Preset salvage query check on main widget close (GUI). - Voice list alloc/free optimization--doubled polyphony. 0.0.8 2012-07-15 Second coming consolidation. - Proto-icon, Desktop file and Help About menus added. 0.0.7 2012-07-07 Initial change-log entry.