/[svn]/linuxsampler/trunk/ChangeLog
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revision 2224 by iliev, Mon Aug 1 19:08:09 2011 UTC revision 3612 by schoenebeck, Mon Sep 30 18:03:43 2019 UTC
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1  Version CVS HEAD (?)  Version SVN trunk (?)
2    
3    * plugin changes:    * general changes:
4      - LV2 Persist + Files support (patch by David Robillard)      - Fixed compiler error in Pool.h.
5        - Require C++14 compiler support.
6        - Autoconf: Added m4/ax_cxx_compile_stdcxx.m4 macro which is used
7          for checking in configure for C++14 support (as mandatory
8          requirement) and automatically adds compiler argument if required
9          (e.g. -std=C++14).
10        - RTMath: Implemented floating point comparison methods
11          fEqual32(float,float) and fEqual64(double,double) which take the
12          expected floating point tolerances into account.
13        - Added public API C++ class "LFO", which is a cluster class encapsulating
14          all the sampler's LFO implementations to be used by 3rd party applications
15          (e.g. by Gigedit).
16        - Added int math square LFO implementation.
17        - Added int math saw LFO implementation.
18        - Added numeric complex nr sine LFO implementation.
19        - Marked class LFOTriangleDiHarmonic as deprecated
20          (will be removed in future).
21        - Added LFOAll.h which includes all LFO implementation's header files.
22    
23      * Real-time instrument scripts:
24        - Added method ScriptVM::setExitResultEnabled() which allows to
25          explicitly enable the built-in exit() function to optionally accept
26          one function argument; the value of the passed exit() function
27          argument will then become available by calling
28          VMExecContext::exitResult() after script execution.
29        - 64 bit support for NKSP integer scripts variables (declare $foo).
30        - Variable names, function names and preprocessor condition names must start
31          with a regular character (a-z or A-Z); starting them with a digit or
32          underscore is not allowed.
33        - NKSP parser fix: equal comparison operator "=" and not equal comparison
34          operator "#" must only accept integer operands.
35        - NKSP language: Implemented support for standard units like Hertz, seconds,
36          Bel including support for metric unit prefixes; so one can now e.g.
37          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
38          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
39          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
40        - NKSP language: Introduced "final" operator "!" which is specifically
41          intended for synthesis parameter values to denote that the synthesis
42          parameter value is intended to be the "final" value for that synthesis
43          parameter that should explicitly be used by the engine and thus causing
44          the sampler engine to ignore all other modulation sources for the same
45          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
46          variable or formula with this new "!" operator the expression is marked as
47          being "final".
48        - NKSP script editor API: Added support for detecting standard unit tokens
49          and their potential metric prefix token.
50        - NKSP language: Added support for NKSP real number literals and
51          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
52        - NKSP language: Added support for NKSP real number (floating point) script
53          variables (declare ~foo).
54        - NKSP language: Added support for NKSP real number (floating point) array
55          script variables (declare ?foo[]).
56        - Built-in script function "message()" accepts now real number argument as
57          well.
58        - Added built-in script function "real_to_int()" and its short hand form
59          "int()" for casting from real number to integer in NKSP scripts.
60        - Added built-in script function "int_to_real()" and its short hand form
61          "real()" for casting from integer to real number in NKSP scripts.
62        - Allow built-in exit() function to potentially accept real number type
63          argument as well.
64        - Built-in script functions may have a different return type depending on
65          the arguments passed to the function.
66        - Built-in script function "abs()" optionally accepts and returns real
67          number.
68        - Built-in script functions "min()" and "max()" optionally accept real
69          number arguments and return real number as result in that case.
70        - NKSP VM API: Allow units and 'final'ness to be returned as result from
71          built-in functions (added methods VMFunction::returnUnitType() and
72          VMFunction::returnsFinal() for that purpose which must be implemented by
73          built-in function implementations).
74        - NKSP language: Allow metric unit prefixes of numeric scalar and array
75          variables to be changed freely at runtime (unlike unit types like Hz etc.
76          which are still sticky, parse-time features of variables which cannot be
77          changed at runtime for the intentional sake of determinism).
78        - NKSP language: 'final' values are prohibited for array variables for now
79          (attempt causes a parsers error).
80        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
81          conditions of runtime control structures like if(), while(), select()
82          (attempt causes a parser error).
83        - NKSP VM API: Allow built-in functions to perform their own, individual
84          parse time checks of arguments going to be passed to the function at
85          runtime (added method VMFunction::checkArgs() for that purpose).
86        - NKSP language: raise parser warning if only one operand of binary
87          operators (like logical 'or' comparison) contain a 'final' value (because
88          it would always yield in a 'final' result in such cases).
89        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
90          different metric unit prefixes, which will behave as expected (e.g.
91          result of expression '1000us < 2ms' is true).
92        - NKSP language: Allow adding values with different metric unit prefixes
93          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
94        - NKSP language: Allow subtracting values with different metric unit
95          prefixes (e.g. result of expression '1ms - 20us' is '980us').
96        - NKSP language: Allow multiplying with any metric unit prefixes
97          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
98          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
99          we don't have any considerable practical use for a term like '4s^2'
100          (hence any attempt multiplying two unit types still causes parser error).
101        - NKSP language: Allow dividing by any metric unit prefixes and allow
102          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
103          yields in unit free result '8'). So this is now a way to cast units away
104          e.g. for passing the result to other expressions, certain function calls
105          or variables which are not accepting any units (or that specific unit).
106        - NKSP language: integer arrays and real number arrays can now be converted
107          to strings (e.g. for dumping their content with message() calls for
108          script debugging purposes).
109        - NKSP language: expressions and variables with units are now correctly
110          casted to strings (e.g. with message() calls).
111        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
112          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
113          floating point tolerances into account.
114        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
115          VMScalarNumberExpr::evalCastReal().
116        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
117          'VMIntArrayExpr' and 'VMRealArrayExpr'.
118        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
119          unitFactor() (runtime) methods.
120        - Built-in function "exit()" supports now returning units and 'final'ness
121          for test cases.
122        - The following built-in functions support now units as well: "abs()",
123          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
124          "real_to_int()", "int()", "int_to_real()" and "real()".
125        - Built-in functions "array_equal()", "search()" and "sort()" support now
126          real number arrays (correctly) as well.
127        - Added individual parse time checks of arguments to be passed to built-in
128          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
129          "array_equal()" and "search()" specific for their individual purposes.
130        - NKSP VM refactoring: Renamed all methods, functions and classes matching
131          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
132          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
133          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
134          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
135          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
136          isScalarNumber() -> isNumber()).
137        - NKSP VM API: Added 4 overridden methods to class VMNumberExpr:
138          evalCastInt(MetricPrefix_t), evalCastInt(MetricPrefix_t,MetricPrefix_t),
139          evalCastReal(MetricPrefix_t), evalCastReal(MetricPrefix_t,MetricPrefix_t)
140          as convenient methods for automatically converting values to expected
141          metric value basis.
142        - Built-in function "wait()" accepts now both integers and real numbers as
143          argument.
144        - NKSP VM API cleanup: Get rid of legacy method
145          VMFunction::argType(vmint iArg) which was already superseded by its new
146          replacement VMFunction::acceptsArgType(vmint iArg, ExprType_t type).
147        - NKSP parser: if wrong argument type was passed to a built-in function and
148          that built-in function accepts more than one data type for the argument,
149          then show all supported data types as parser error message.
150        - Built-in function "play_note()" accepts now real numbers and seconds as
151          unit type as well for its 3rd and 4th function arguments.
152        - The following built-in functions accept now real numbers as well for their
153          2nd function argument: "change_vol()", "change_tune()", "change_cutoff()",
154          "change_attack()", "change_decay()", "change_release()",
155          "change_sustain()", "change_cutoff_attack()", "change_cutoff_decay()",
156          "change_cutoff_sustain()", "change_cutoff_release()",
157          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
158          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
159          "change_pan_time()", "fade_in()", "fade_out()", "change_play_pos()".
160        - Fixed built-in function "change_play_pos()" not having accepted metric
161          prefixes at all.
162        - Fixed the following built-in functions having misinterpreted values given
163          with unit type (for their 2nd argument) as if they were relative values
164          (that is as if they were passed without a unit type): "change_attack()",
165          "change_decay()", "change_release()", "change_cutoff_attack()",
166          "change_cutoff_decay()", "change_cutoff_release()".
167        - Fixed the following built-in functions having applied completely wrong
168          'final' values: "change_sustain()", "change_cutoff_sustain()" (since the
169          respective EGs being their modulation sink assume uint data type with
170          value range 0..1000 instead of 0.0..1.0.
171        - Added individual parse-time checks of function arguments for the following
172          built-in functions: "play_note()", "note_off()", "set_event_mark()",
173          "delete_event_mark()", "by_marks()", "change_cutoff()", "change_attack()",
174          "change_decay()", "change_release()", "change_cutoff_attack()",
175          "change_cutoff_decay()", "change_cutoff_release()",
176          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
177          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()" and
178          "change_pan_time()".
179        - Don't abort function call if unit type was used and at the same time
180          'final' operator was omitted for the primary value argument of the
181          following built-in functions: "change_cutoff()", "change_attack()",
182          "change_decay()", "change_release()", "change_cutoff_attack()",
183          "change_cutoff_decay()", "change_cutoff_release()",
184          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
185          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
186          "change_pan_time()", instead imply 'final'ness at runtime and raise an
187          appropriate parser warning at parse time.
188        - Added built-in real number functions "round()", "ceil()", "floor()",
189          "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()", "sin()",
190          "cos()", "tan()", "asin()", "acos()", "atan()".
191        - Added built-in script real number constant "~NI_MATH_PI".
192        - Added built-in script real number constant "~NI_MATH_E".
193        - NKSP language: Allow unary '+' operator.
194    
195      * test cases:
196        - Fixed compiler errors in test cases.
197        - Updated README for how to compile & run test cases.
198        - Updated test case
199          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
200          expected behaviour of the Mutex class implementation (recursive
201          mutex type).
202        - Added test cases for NKSP core language aspects and core built-in
203          functions.
204        - Fixed thread tests segfaulting on Linux.
205        - NKSP: Added real number test cases for built-in functions exit(),
206          int_to_real(), real(), real_to_int() and int(), as well as for the
207          plus, minus and negate language operators.
208        - Added massive amount of NKSP test cases for standard measuring units and
209          'final' operator usage cases.
210        - Added NKSP test cases for (floating point tolerance aware) real number
211          equalness / unequalness comparison.
212        - Added NKSP int array and real array tests for value assignment and
213          initialization of arrays.
214        - Added NKSP test cases for built-in functions "round()", "ceil()",
215          "floor()", "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()",
216          "sin()", "cos()", "tan()", "asin()", "acos()", "atan()".
217        - Added NKSP test cases for unary '+' operator.
218    
219      * GigaStudio/Gigasampler format engine:
220        - LFOTriangleIntMath and LFOTriangleIntAbsMath: Fixed FlipPhase=true
221          behaviour for start_level_mid.
222    
223      * SFZ format engine:
224        - Fixed support for regions with loccN/hiccN conditions on more than one
225          MIDI controller.
226    
227      * Benchmarks:
228        - Fixed benchmarks/triang.cpp falsely having favoured "int math abs"
229          algorithm (since result of 2nd run was not accumulated).
230        - Added benchmark for saw wave (benchmarks/saw.cpp).
231        - Added benchmark for sine wave (benchmarks/sine.cpp).
232        - Added benchmark for square wave (benchmarks/square.cpp).
233        - Increased amount of benchmarks runs by factor 6 to achieve benchmark times
234          which are large enough on modern systems.
235    
236    Version 2.1.1 (27 Jul 2019)
237    
238      * Real-time instrument scripts:
239        - Fixed behavior of built-in NKSP functions change_sustain(),
240          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
241          and change_cutoff_release().
242    
243      * general changes:
244        - Only play release trigger samples on sustain pedal up if this behaviour
245          was explicitly requested by the instrument (otherwise only on note-off).
246        - Fixed compiler warnings.
247        - Fixed compilation error when cross-compiling to Mac.
248        - FX Sends: Provide more useful error messages on routing problems
249          (see bug #169).
250        - LSCP doc: Be more clear describing the two distinct approaches
251          of using external vs. internal effects (see bug #169).
252        - "optional" class: Fixed comparison operators.
253    
254      * Gigasampler/GigaStudio format engine:
255        - Format extension: If requested by instrument then don't play release
256          trigger sample on note-off events.
257    
258      * SFZ format engine:
259        - Fixed memory leak when releasing samples
260          (fixes bug #307, patch by Jacek Roszkowski)
261        - Fixed potential crash when a sample is shared by more than one region
262          (fixes bug #308, patch by Jacek Roszkowski).
263        - Opcode 'sample': Added support for built-in sample '*silence'
264          (fixes bug #310, patch by Jacek Roszkowski).
265    
266    Version 2.1.0 (25 Nov 2017)
267    
268      * SFZ format engine:
269        - added support for <global>, <master> and #define (patch by Alby M)
270        - Removed code duplication in SFZ file loading code.
271        - Added support for sfz extension opcode 'script' which may be used to
272          load real-time instrument script file (NKSP script language).
273        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
274        - Fixed unintended volume fade-in of voices under certain conditions.
275        - sfz parser: allow missing space between header and opcode
276    
277      * Gigasampler/GigaStudio format engine:
278        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
279          cutoff settings.
280        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
281          all if an up-pitch of more than 40 semi tones was requested (I don't
282          think there is any stock gig sound that requires this behavior to
283          resemble its original sound).
284        - Added support for controlling whether the individual EGADSR stages may
285          be aborted (as LinuxSampler extension to the original GigaStudio 4
286          format).
287    
288      * general changes:
289        - fixed printf type errors (mostly in debug messages)
290        - use unique_ptr instead of auto_ptr when building with C++11
291        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
292          allowing to sort data efficiently in real-time safe manner.
293        - RTList class: added methods for moving/inserting elements to arbitrary
294          position within a list.
295        - RTList class: added method fromPtr() for creating an Iterator object from
296          a raw element pointer.
297        - Attempt to partly fix resetting engine channels vs. resetting engine, an
298          overall cleanup of the Reset*(), ConnectAudioDevice(),
299          DisconnectAudioDevice() API methods would still be desirable though,
300          because the current situation is still inconsistent and error prone.
301        - Active voices are now internally grouped to "Note" objects, instead of
302          being directly assigned to a keyboard key. This allows more fine graded
303          processing of voices, which is i.e. required for certain instrument
304          script features.
305        - Fix: Release trigger voices were not spawned on sustain pedal up
306          (CC #64) events.
307        - Fix: Release trigger voices can now also distinguish correctly between
308          note-off and sustain pedal up events.
309        - All engines: Increased ramp speed of volume smoother and pan smoother
310          (while slow rate of crossfade smoother is preserved) to allow quick
311          volume and pan changes by instrument scripts for instance.
312        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
313          properly and thus were ignored for certain uses.
314        - Added new C++ API method
315          VirtualMidiDevice::SendChannelPressureToSampler().
316        - windows, 32-bit: fixed potential crashes by making sure the stack in
317          sub threads is 16-byte aligned
318        - fixed numerous compiler warnings
319        - Fixed invalid (note-on) event ID being assigned to new Note objects.
320        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
321          fixes potential undefined behavior.
322        - Fixed Note object leak when triggering notes on keys which did not
323          have a valid sample mapped (fixes bug #252).
324        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
325        - linuxsampler binary fix: option --create-instruments-db ignored
326          subsequent optional argument due to glibc's implementation oddity
327          which expects a "=" sign, but no space between them.
328    
329      * packaging changes:
330        - removed unnecessary dependency to libuuid
331          (originated by libgig's usage of it)
332        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
333          auto detect whether it (sh/c)ould output its messages in color.
334        - Debian: Fixed packaging error about invalid "Source-Version"
335          substitution variable.
336        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
337        - Debian: Added build dependency to libsqlite3-dev for building
338          linuxsampler with instruments DB support.
339    
340      * Real-time instrument scripts:
341        - Implemented scheduler for delayed MIDI events and for suspended scripts.
342        - Built-in script function "wait()": implemented support for function's
343          "duration-us" argument, thus scripts using this function are now
344          correctly resumed after the requested amount of microseconds.
345        - Built-in script function "play_note()": implemented support for
346          function's "duration-us" argument, thus notes triggered with this
347          argument are now correctly released after the requested amount of
348          microseconds.
349        - Fix: script events were not cleared when engine channel was reset,
350          potentially causing undefined behavior.
351        - Fixed crash which happened when trying to reference an undeclared
352          variable.
353        - Built-in script function "play_note()": Added support for passing
354          special value -1 for "duration-us" argument, which will cause the
355          triggered note to be released once the original note was released.
356        - Instrument script classes now exported with the liblinuxsampler C++ API.
357        - Added new API method ScriptVM::syntaxHighlighting() which provides
358          a convenient syntax highlighting backend for external instrument
359          script editor applications.
360        - Added new C++ API class "ScriptVMFactory".
361        - Extended parser issues to provide not only first line and first
362          column, but also last line and last column of issue (thus marking
363          the precise span of the issue within the source code).
364        - Reload script automatically after being modified by an instrument
365          editor.
366        - NKSP language grammar correction: allow empty event handler bodies
367          like "on note end on".
368        - Implemented built-in script function "change_vol()".
369        - Implemented built-in script function "change_tune()".
370        - Implemented built-in script function "change_pan()".
371        - Implemented built-in script function "change_cutoff()".
372        - Implemented built-in script function "change_reso()".
373        - Implemented built-in script function "event_status()".
374        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
375          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
376          "event_status()" function.
377        - NKSP language: Added support for bitwise operators ".or.", ".and."
378          and ".not.".
379        - NKSP language scanner: Fixed IDs matching to require at least one
380          character (i.e. when matching function names or variable names).
381        - NKSP language scanner: disabled unusued rules.
382        - Fixed behavior of play_note() and note_off() functions which must
383          be distinguished engine internally from "real" MIDI note on/off
384          events in order to avoid misbehaviors like hanging notes.
385        - Implemented built-in script variable "$KSP_TIMER".
386        - Implemented built-in script variable "$NKSP_REAL_TIMER".
387        - Implemented built-in script variable "$NKSP_PERF_TIMER".
388        - Implemented built-in script variable "$ENGINE_UPTIME".
389        - Implemented built-in script function "inc()".
390        - Implemented built-in script function "dec()".
391        - NKSP language fix: division expressions were evaluated too often.
392        - NKSP language fix: string concatenation operator was right
393          associative instead of left (to right).
394        - NKSP language correction: allow empty statements in entire language
395          (i.e. "if end if").
396        - Implemented built-in script function "stop_wait()".
397        - Implemented built-in script variable "$NI_CALLBACK_ID".
398        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
399        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
400        - Added support for read-only built-in variables (respectively
401          handled by the script parser).
402        - Added built-in script constant "$NI_CB_TYPE_INIT".
403        - Added built-in script constant "$NI_CB_TYPE_NOTE".
404        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
405        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
406        - NKSP Language: Added support for user defined script functions.
407        - Implemented built-in script function "change_attack()".
408        - Implemented built-in script function "change_decay()".
409        - Implemented built-in script function "change_release()".
410        - Fixed all change_*() built-in script functions to apply their
411          synthesis parameter changes immediately in case the respective note
412          was triggered at the same time, instead of scheduling the parameter
413          change, especially because it would cause some parameter types's
414          changes either to be ramped (i.e. change_vol()) or other types even
415          to have not effect at all (i.e. change_attack()).
416        - Implemented built-in script function "sh_left()".
417        - Implemented built-in script function "sh_right()".
418        - Implemented built-in script function "min()".
419        - Implemented built-in script function "max()".
420        - NKSP Fix: "init" event handler was not always executed when a script
421          was loaded.
422        - NKSP built-in wait() script function: abort script execution if
423          a negative or zero wait time was passed as argument (since this is
424          a common indication of a bug either of the script or even of the
425          engine, which could lead to RT instability or even worse).
426        - ScriptVM: Implemented automatic suspension of RT safety
427          threatening scripts.
428        - Provide more user friendly error messages on syntax errors.
429        - Fixed NKSP parser warning "Not a statement" when assigning an
430          initializer list to an array variable.
431        - Implemented built-in script array variable "%ALL_EVENTS".
432        - Implemented built-in script function "in_range()".
433        - Implemented built-in script function "change_amp_lfo_depth()".
434        - Implemented built-in script function "change_amp_lfo_freq()".
435        - Implemented built-in script function "change_pitch_lfo_depth()".
436        - Implemented built-in script function "change_pitch_lfo_freq()".
437        - Implemented built-in script function "change_vol_time()".
438        - Implemented built-in script function "change_tune_time()".
439        - Implemented built-in script function "fade_in()".
440        - Implemented built-in script function "fade_out()".
441        - Fixed acceptance of wrong data type of parameters passed to built-in
442          script functions "change_vol()", "change_tune()", "change_pan()",
443          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
444          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
445          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
446        - Added built-in script function "get_event_par()" and implemented some
447          of its possible parameter selections.
448        - Added built-in script function "set_event_par()" and implemented some
449          of its possible parameter selections.
450        - Fixed a bunch of scheduler time related bugs.
451        - Fixed polyphonic variables not being reset to zero after usage.
452        - Built-in "ignore_event()" function: argument is now optional, like with
453          built-in function "ignore_controller()".
454        - Implemented built-in script function "change_velo()".
455        - Implemented built-in script function "change_note()".
456        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
457          intuitive behavior if used in combination with "change_vol_time()" or
458          "change_tune_time()" respectively: now tuning/volume changes are only
459          assigned (without delay) immediately to a new note if the respective
460          timing function has not been called before, otherwise the volume/tuning
461          changes are automatically faded (before, only the event's time stamp was
462          relevant).
463         - Implemented built-in script function "array_equal()".
464         - Implemented built-in script function "search()".
465         - Implemented built-in script function "sort()".
466         - NKSP Fix: Never suspend "init" event handlers.
467         - Implemented built-in script function "same_region()" (currently only
468           available for gig format engine).
469         - Added built-in script constant "$NKSP_LINEAR".
470         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
471         - Implemented built-in script function "change_vol_curve()".
472         - Implemented built-in script function "change_tune_curve()".
473         - built-in "play_note()" function now supports a sample playback start
474           offset with argument 3, where special value -1 means to use the regular
475           sample offset as defined by the instrument file.
476         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
477         - Built-in variable $EVENT_NOTE is now a read-only variable.
478         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
479         - built-in "play_note()" function now accepts -2 for its fourth argument
480           (note duration) which means the life time of the note shall be sticked
481           to the requested note number of argument 1.
482         - Fix: built-in "play_note()" function now returns 0 as result value if
483           -1 was passed for its fourth argument (note duration) and the respective
484           parent note is already gone.
485        - Implemented built-in script function "change_play_pos()".
486        - NKSP language: Added support for user declared const array variables.
487        - NKSP language: Raise parser warning if array variable is accessed with
488          an index that exceeds the array's size.
489        - NKSP language fix: Unknown characters were not handled correctly.
490        - NKSP language: Added support for "synchronized .. end synchronized"
491          code blocks.
492        - Implemented built-in script function "abort()" which allows to abort
493          another script handler by passing its callback ID.
494        - Fixed potential memory access bug and potential undefined behavior of
495          "init" event handlers.
496        - Print a time stamp along to each call of built-in function "message()".
497        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
498          to retrieve all code blocks filtered out by the preprocessor.
499        - Added built-in script function "fork()".
500        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
501        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
502        - Fixed potential crash when accessing dynamic built-in array variables.
503        - Added built-in script function "callback_status()".
504        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
505        - Added built-in constant $CALLBACK_STATUS_QUEUE.
506        - Added built-in constant $CALLBACK_STATUS_RUNNING.
507        - Removed max. value limitation of built-in functions "change_attack()",
508          "change_decay()" and "change_release()" to i.e. allow passing 2000000
509          for doubling the respective time.
510        - NKSP script editor syntax highlighting API: Fixed app termination due
511          to a lexer start condition stack underrun.
512        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
513          USE_CODE_IF_NOT() preprocessor statements.
514        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
515          can be set to disable all subsequent built-in "message()" function calls
516          on preprocessor level.
517        - Implemented built-in script function "change_sustain()".
518        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
519          to avoid the editor app to crash on ill-formed text input.
520        - Added built-in script function "change_pan_time()".
521        - Added built-in script function "change_pan_curve()".
522        - Added built-in script function "change_cutoff_attack()".
523        - Added built-in script function "change_cutoff_decay()".
524        - Added built-in script function "change_cutoff_sustain()".
525        - Added built-in script function "change_cutoff_release()".
526        - Added built-in script function "change_cutoff_lfo_depth()".
527        - Added built-in script function "change_cutoff_lfo_freq()".
528    
529      * Instruments DB:
530        - Fixed memory access bug of general DB access code which lead to
531          undefined behavior.
532        - Cleanup of instruments DB file creation and opening code.
533        - The instrument DB path of linuxsampler's --create-instruments-db argument
534          is now optional, if it is missing, then a default location is used.
535        - Added support for scanning SFZ (.sfz) files.
536        - Added support for scanning Sound Font (.sf2) files.
537        - Fixed undefined DB transaction behavior.
538    
539    Version 2.0.0 (15 July 2015)
540    
541    * packaging changes:    * packaging changes:
542      - fixed building with newer MinGW-w64      - fixed building with newer MinGW-w64
# Line 18  Version CVS HEAD (?) Line 553  Version CVS HEAD (?)
553      - Mac OS X: made it possible to specify plugin installation dir to      - Mac OS X: made it possible to specify plugin installation dir to
554        configure        configure
555      - Mac OS X: Makefile fix for the install-strip target      - Mac OS X: Makefile fix for the install-strip target
556        - fixed compilation with gcc 4.7
557        - fixed configure script error with old autoconf versions
558        - lsatomic.h: use gcc provided atomic functions if building with
559          gcc 4.7 and C++11
560        - modernized configure script
561        - fixed linkage error when building with
562          LDFLAGS="-Wl,--no-undefined" (#190)
563        - fixed compilation with Clang 3.2
564        - removed usage of deprecated Automake variable INCLUDES
565        - fixed building with C++11
566        - build fix: ChangeFlagRelaxed.h was missing in makefile
567        - build fix: libsndfile compiler flags were missing in some
568          makefiles
569        - fix for building with bison 3.0 (#202)
570        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
571          on the process's main thread
572        - fixed build error on newer MinGW
573        - support building with older jack versions
574        - support building with spaces in vst sdk path
575        - enabled automake 'subdir-objects' option and moved external
576          source references (vst, au, asio) from makefiles to cpp files,
577          in order to get rid of warnings from automake 1.14
578    
579    * general changes:    * general changes:
580      - Refactoring: moved the independent code from      - Refactoring: moved the independent code from
# Line 42  Version CVS HEAD (?) Line 599  Version CVS HEAD (?)
599      - raised limit of program change queue from 100 to 512      - raised limit of program change queue from 100 to 512
600        (as suggested by Alex Stone)        (as suggested by Alex Stone)
601      - implemented sine LFO, pulse LFO and saw LFO      - implemented sine LFO, pulse LFO and saw LFO
602        - experimental support for per voice equalization
603        - added command line option --exec-after-init
604        - Introduced new C++ API method:
605          EngineChannel::InstrumentFileName(int index)
606          allowing to retrieve the whole list of files used for the loaded
607          instrument on an engine channel (a.k.a. part). Some GigaStudio
608          instruments for example are splitted over several files like
609          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
610        - Added new C++ API method Sampler::GetGlobalMaxVoices().
611        - Added new C++ API method Sampler::GetGlobalMaxStreams().
612        - Added new C++ API method Sampler::SetGlobalMaxVoices().
613        - Added new C++ API method Sampler::SetGlobalMaxStreams().
614        - Various "const" and "restrict" optimizations.
615        - all engines: add pan CC value to instrument pan parameter before
616          applying panning, instead of using two separate pan functions in
617          series (#182)
618        - added a lock guard class for exception safe mutex handling and
619          used it everywhere appropriate
620        - Immediately apply scale tuning changes to active voices.
621        - Exposed scale tuning to C++ API (along to the already existing standard
622          SysEx way).
623        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
624          and broken for ppc64. (Seq_cst loads and stores are actually not
625          used in LS, so the bug wasn't noticable.)
626        - lsatomic.h: added ARMv7 support
627        - Added support for multiple MIDI input ports per sampler channel (and
628          added various new C++ methods for this new feature / design change, old
629          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
630          as deprecated but are still there and should provide full behavior
631          backward compatibility).
632        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
633          unsafe and caused compilation error with clang 2.x).
634        - Bugfix: only process the latest MIDI program change event.
635        - Introducing the LSCP shell, which provides convenient control of the
636          sampler from the command line by providing LSCP aware features.
637        - VirtualMidiDevice: Added support for program change.
638        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
639        - VirtualMidiDevice: Added support for pitch bend.
640        - Aftertouch: extended API to explicitly handle channel pressure and
641          polyphonic key pressure events (so far polyphonic pressure was not
642          supported at all, and channel pressure was rerouted as CC128 but not
643          used so far).
644        - Added initial support for real-time instrument scripts. The script VM
645          code is shared by all sampler engine implemementations, however only the
646          gig file format currently provides support for storing instrument scripts
647          (as LinuxSampler extension to the original GigaStudio 4 format).
648    
649    * Gigasampler format engine:    * Gigasampler format engine:
650      - implemented the "round robin keyboard" dimension      - implemented the "round robin keyboard" dimension
# Line 49  Version CVS HEAD (?) Line 652  Version CVS HEAD (?)
652        dimension zones is not a power of two        dimension zones is not a power of two
653      - made round robin use a counter for each region instead of each      - made round robin use a counter for each region instead of each
654        key        key
655        - bugfix: pitch LFO controller "internal+aftertouch" was broken
656        - bugfix: filter keyboard tracking was broken
657        - filter performance fix (an unnecessary copy was made of the
658          filter parameters in each sub fragment)
659        - handle special case when pan parameter in gig file has max or
660          min value
661        - Exclusive Groups: don't ever stop voices of the same note,
662          doesn't sound naturally with a drumkit
663        - fixed EG1 modulation when attack or release is zero
664        - Fixed support for 'aftertouch' attenuation controller.
665        - Fixed crash that happened with velocity split sounds under certain
666          conditions (see also previous commit on libgig).
667        - fixed behaviour of filter LFO
668    
669    * SFZ format engine:    * SFZ format engine:
670      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 112  Version CVS HEAD (?) Line 728  Version CVS HEAD (?)
728        fileg_vel2release        fileg_vel2release
729      - implemented opcode lfoN_wave      - implemented opcode lfoN_wave
730      - implemented opcode pitchlfo_depthccN      - implemented opcode pitchlfo_depthccN
731        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
732          lfoN_pitch, lfoN_pitch_onccX
733        - implemented opcodes pitchlfo_fade,
734          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
735        - implemented opcodes fillfo_freqccN,
736          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
737        - implemented opcodes ampeg_delayccN, ampeg_startccN,
738          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
739          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
740        - lfoN_* and egN_* opcodes defined in group sections
741          are now taken into account
742        - implemented curves
743        - implemented opcodes volume_onccN, volume_curveccN
744        - implemented opcode volume_smoothccN
745        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
746          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
747          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
748          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
749          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
750        - implemented opcode end
751        - implemented opcodes egN_amplitude_onccX,
752          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
753          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
754        - implemented opcodes xfin_lokey, xfin_hikey,
755          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
756          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
757          xfout_loccN, xfout_hiccN, xf_cccurve
758        - implemented opcodes pan_onccN, pan_smoothccN,
759          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
760          egN_pan_curveccX, pitch_veltrack
761        - when failed to parse a sfz file
762          print the line number on which the error occurs
763        - use common pool of CC objects to minimize RAM usage
764        - implemented opcodes amplfo_delay_onccN,
765          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
766          pitchlfo_delay_onccN, pitchlfo_fade_onccN
767        - implemented opcodes fileg_delay_onccN,
768          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
769          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
770          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
771          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
772          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
773        - implemented automatic aliasing *ccN <-> *_onccN
774        - *lfo_freqccN wasn't working when the respective *lfo_freq
775          was not set or was set to zero
776        - lfoN_freq_onccX wasn't working when lfoN_freq
777          was not set or was set to zero
778        - implemented opcodes resonance_onccN, resonance_smoothccN,
779          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
780        - implemented opcodes fillfo_depthchanaft,
781          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
782          pitchlfo_depthchanaft, pitchlfo_freqchanaft
783        - implemented opcodes pitch_onccN,
784          pitch_curveccN, pitch_smoothccN, pitch_stepccN
785        - implemented opcodes volume_stepccN, pan_stepccN,
786          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
787          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
788          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
789        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
790          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
791          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
792          eq1_gainccN, eq2_gainccN, eq3_gainccN
793        - implemented opcodes delay, delay_onccN, delay_random,
794          delay_samples, delay_samples_onccN
795        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
796          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
797          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
798          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
799          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
800          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
801          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
802          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
803          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
804          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
805          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
806          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
807          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
808          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
809          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
810        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
811          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
812        - sfz parser: allow double spaces in sample filenames
813        - sfz parser: allow absolute paths for sample filenames
814        - use linear decay and release for filter and pitch EG
815        - bugfix: only the first amp_veltrack definition in a file was
816          used
817        - bugfix: looping was disabled if loop_start was set to 0
818        - allow regions with end=-1 to turn off other regions using the
819          group and off_by opcodes (#168)
820        - made end=0 play the whole sample
821        - fixed support for lochan and hichan opcodes (#155)
822        - fixed crash when using lochan/hichan opcodes (#187)
823        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
824        - added FLAC support (#191)
825        - sfz parser bugfix: lines starting with whitespace were ignored
826        - added amplitude opcode
827        - added support for "#include" instruction
828          (modified patch which was originally posted by Sergey on LS mailing list)
829        - bugfix: generation of velocity curves etc should not be done
830          after each "#include", only after the main file is parsed
831        - bugfix: line numbers in error messages were wrong after "#include"
832        - added support for float and 32 bit sample files
833    
834    * SoundFont format engine:    * SoundFont format engine:
835      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 120  Version CVS HEAD (?) Line 838  Version CVS HEAD (?)
838      - fine-tuned amplitude EG (by switching from gig to sfz EG)      - fine-tuned amplitude EG (by switching from gig to sfz EG)
839      - initial implementation of Vibrato LFO and Modulation LFO      - initial implementation of Vibrato LFO and Modulation LFO
840      - initial implementation of cutoff filter      - initial implementation of cutoff filter
841        - use linear decay and release for filter and pitch EG
842    
843    * Gigasampler format engine:    * Host plugins (VST, AU, LV2, DSSI):
     - bugfix: pitch LFO controller "internal+aftertouch" was broken  
     - bugfix: filter keyboard tracking was broken  
     - filter performance fix (an unnecessary copy was made of the  
       filter parameters in each sub fragment)  
   
   * Host plugins:  
844      - AU bugfix: failed to destroy its audio/MIDI devices      - AU bugfix: failed to destroy its audio/MIDI devices
845      - Listen to all interfaces on Mac OS X (INADDR_ANY)      - Listen to all interfaces on Mac OS X (INADDR_ANY)
846      - VST bugfix: If the host called resume() before and after      - VST bugfix: If the host called resume() before and after
# Line 141  Version CVS HEAD (?) Line 854  Version CVS HEAD (?)
854      - VST: made it possible to build the VST plugin for Mac      - VST: made it possible to build the VST plugin for Mac
855      - AU: link AU plugin dynamically if --disable-shared isn't      - AU: link AU plugin dynamically if --disable-shared isn't
856        specified        specified
857        - LV2 "state" extension support (patch by David Robillard)
858        - VST bugfix: instrument loading hang and crashed the host when
859          the plugin was loaded a second time (#174)
860        - plugin bugfix: instrument loading hang when the plugin was
861          loaded a second time (this time it's for Linux and Mac, previous
862          similar fix was for Windows)
863        - thread safety fixes for the instrument loading thread
864        - LV2: use the new lv2 package if present
865        - VST: try to open Fantasia automatically on Linux and Mac too (on
866          Linux, the Fantasia jar should be placed in <prefix>/share/java)
867        - VST: fixed crashes on Linux Ardour and EnergyXT
868        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
869          port and audio channel routing for DSSI plugins are now visible.
870        - LV2: use urid and atom extensions instead of deprecated uri-map
871          and event
872        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
873        - LV2: changed number of output channels to 16 stereo, just like
874          the VST and AU plugins
875        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
876        - LV2: made LV2 plugin buildable on Windows and Mac
877        - VST: implemented retrieval and switching of programs using the
878          sampler's internal MIDI instrument mapping system
879    
880      * Instrument editor interface:
881        - Changed instrument editor plugin interface, providing additional
882          informations like the EngineChannel for which the instrument editor was
883          spawned for. This allows the instrument editors to interact more actively
884          with the sampler.
885    
886    * MIDI driver:    * MIDI driver:
887      - ALSA MIDI driver supports now "NAME" device parameter, for overriding      - ALSA MIDI driver supports now "NAME" device parameter, for overriding
888        the ALSA sequencer client name        the ALSA sequencer client name
889      - removed limit of maximum amount of MIDI ports per MIDI device, since      - removed limit of maximum amount of MIDI ports per MIDI device, since
890        there is no reason for this limit        there is no reason for this limit
891        - MME: fixed memory handling bug found with cppcheck
892        - MME: removed compiler warning
893        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
894          which allows to retrieve the list of CoreMIDI clients / ports and to connect
895          to them a la JACK, via the usual sampler APIs
896        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
897          the driver will automatically connect to other CoreMIDI clients' ports
898          (e.g. external MIDI devices being attached to the Mac)
899        - added support for MIDI note on velocity filter
900        - CoreMIDI: fixed memory deallocation error
901        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
902          virtual keyboards in frontends / instrument editors being stuck.
903        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
904        - Implemented missing handling of MIDI "running status".
905        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
906        - MME bugfix: driver wasn't closed properly
907        - CoreMIDI: automatically connect to all input sources by default (driver
908          parameter "AUTO_BIND").
909        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
910        - CoreMIDI: fixed minor memory leak
911    
912    * audio driver:    * audio driver:
913      - ASIO driver fixes for newer gcc versions (fix from PortAudio)      - ASIO driver fixes for newer gcc versions (fix from PortAudio)
914        - JACK audio: react on sample rate changes.
915        - JACK audio: react on buffer size changes.
916        - JACK audio: jack_port_get_buffer() was cached and called outside
917          RT context.
918        - ASIO driver: removed compiler warnings
919        - CoreAudio: fixed minor error handling bug
920        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
921        - JACK audio: return the JACK server's current sample rate as default value
922          for audio device parameter "SAMPLERATE" (fixes #166).
923    
924    * LSCP server:    * LSCP server:
925      - added support for sending MIDI CC messages via LSCP command      - added support for sending MIDI CC messages via LSCP command
# Line 187  Version CVS HEAD (?) Line 957  Version CVS HEAD (?)
957      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
958        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
959        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
960        - provide comprehensive error messages on LSCP syntax errors
961          (suggesting expected next non-terminal symbols)
962        - Fixed client connection not being closed after network errors.
963    
964      * LSCP shell:
965        - Added support for auto correction of obvious and trivial syntax mistakes.
966        - Added support for auto completion by tab key.
967        - Show currently available auto completion while typing.
968        - Added support for browsing command history with up / down keys.
969        - Show all possible next symbols immediately right to the current command
970          line while typing (no double tab required for this feature, as it would
971          be the case in other shells).
972        - Added support for moving cursor left/right with arrow keys.
973        - Added support for built-in LSCP reference documentation, which will
974          automatically show the relevant LSCP reference section on screen as soon
975          as one specific LSCP command was detected while typing on the command
976          line.
977    
978      * Real-time instrument scripts:
979        - Implemented built-in script array variable %CC.
980        - Implemented built-in script int variable $CC_NUM.
981        - Implemented built-in script int variable $EVENT_NOTE.
982        - Implemented built-in script int variable $EVENT_VELOCITY.
983        - Implemented built-in script constant variable $VCC_MONO_AT.
984        - Implemented built-in script constant variable $VCC_PITCH_BEND.
985        - Implemented execution of script event handler "init".
986        - Implemented execution of script event handler "controller".
987        - Implemented execution of script event handler "note".
988        - Implemented execution of script event handler "release".
989        - Implemented built-in script function "play_note()" (only two of the
990          max. four function arguments are currently implemented yet though).
991        - Implemented built-in script int variable $EVENT_ID.
992        - Implemented built-in script function "ignore_event()"
993        - Implemented built-in script function "ignore_controller()" (may have one
994          or no argument).
995        - Implemented built-in script function "set_controller()".
996        - Added extended script VM for the Gigasampler/GigaStudio format sampler
997          engine, which extends the general instrument script VM with Giga format
998          specific variables and functions.
999        - Giga format scripts: added built-in script int constant variables
1000          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
1001          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
1002          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
1003          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
1004          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
1005          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
1006          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
1007          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
1008          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
1009          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
1010        - Giga format scripts: Implemented built-in script function
1011          "gig_set_dim_zone(event_id, dimension, zone)".
1012        - Implemented built-in script int array variable %KEY_DOWN.
1013        - Implemented built-in script function "abs()".
1014        - Implemented built-in script function "random()".
1015        - Implemented built-in script function "num_elements()".
1016        - Implemented built-in script function "note_off()".
1017        - Implemented built-in script function "set_event_mark()".
1018        - Implemented built-in script function "delete_event_mark()".
1019        - Implemented built-in script function "by_marks()".
1020        - Added built-in script int const variables $MARK_1 to $MARK_28.
1021        - Built-in script functions "ignore_event()", "note_off()" and
1022          "gig_set_dim_zone()" now also accept an array of event IDs as argument
1023          (i.e. return value of new script function "by_marks()").
1024        - Pass/preserve polyphonic variable data from respective "note" event
1025          handler to "release" event handler.
1026        - Fixed crash when using built-in script function "by_marks()".
1027    
1028    * Bug fixes:    * Bug fixes:
1029      - Fixed crash which may occur when MIDI key + transpose is out of range      - Fixed crash which may occur when MIDI key + transpose is out of range
# Line 206  Version CVS HEAD (?) Line 1043  Version CVS HEAD (?)
1043        it caused hanging threads on Windows        it caused hanging threads on Windows
1044      - Fixed possible crashes due to corrupted MIDI/audio device list      - Fixed possible crashes due to corrupted MIDI/audio device list
1045        after MIDI/audio device creation failure        after MIDI/audio device creation failure
1046        - When creating MIDI instrument map entries with "PERSISTENT" type, the
1047          instruments were uselessly precached with zero samples, however it still
1048          took the full preloading time and on 1st program change the respective
1049          instrument was completely reloaded again.
1050        - fixed handling of rapid bank select and program change messages
1051          sent to the same sampler channel (patch from the Open Octave
1052          project, slightly adjusted)
1053        - fixed crash when trying to create an effect instance with controls
1054          which min and/or max values depend on the sample rate
1055        - fixed bug #162
1056        - bugfix: LADSPA_PATH was not evaluated correctly when containing
1057          multiple paths (#165)
1058        - thread safety fixes for the instrument loading thread
1059        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
1060          (#176)
1061        - more thread safety fixes for the instrument loading thread
1062        - sfz/sf2 engine: fixed crash when using small audio fragment size
1063        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
1064        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
1065          introduced in previous fix)
1066        - fixed crash when a channel received a program change while
1067          playing a note in a key group
1068        - fixed erroneous error message piping in VoiceBase.h
1069          (labelled "Disk stream not available in time")
1070        - Update effects on sample rate & period size changes (to avoid
1071          crashes and noise on such transitions).
1072        - ignore missing LADSPA paths without ignoring valid LADSPA paths
1073          (fixes #208)
1074        - Fixed bug in LSCP grammar definition which caused a statement like
1075          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
1076          practically irrelevant, however it caused problems with the new LSCP
1077          shell's auto completion feature).
1078        - Fixed MIDI program change messages being ignored if quickly executed
1079          after each other (fixes #231).
1080    
1081  Version 1.0.0 (31 July 2009)  Version 1.0.0 (31 July 2009)
1082    
# Line 270  Version 1.0.0 (31 July 2009) Line 1141  Version 1.0.0 (31 July 2009)
1141      - Windows: add the installation directory to the DLL search path      - Windows: add the installation directory to the DLL search path
1142        when loading an editor plugin (solves problems with VST and        when loading an editor plugin (solves problems with VST and
1143        gigedit on systems with other GTK versions installed)        gigedit on systems with other GTK versions installed)
1144        - updated linuxsampler man page
1145    
1146    * audio driver:    * audio driver:
1147      - removed the nonsense audio channel constraint (which was hard coded to      - removed the nonsense audio channel constraint (which was hard coded to

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