/[svn]/linuxsampler/trunk/ChangeLog
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revision 2224 by iliev, Mon Aug 1 19:08:09 2011 UTC revision 3590 by schoenebeck, Mon Sep 2 09:03:31 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    
14      * Real-time instrument scripts:
15        - Added method ScriptVM::setExitResultEnabled() which allows to
16          explicitly enable the built-in exit() function to optionally accept
17          one function argument; the value of the passed exit() function
18          argument will then become available by calling
19          VMExecContext::exitResult() after script execution.
20        - 64 bit support for NKSP integer scripts variables (declare $foo).
21        - Variable names, function names and preprocessor condition names must start
22          with a regular character (a-z or A-Z); starting them with a digit or
23          underscore is not allowed.
24        - NKSP parser fix: equal comparison operator "=" and not equal comparison
25          operator "#" must only accept integer operands.
26        - NKSP language: Implemented support for standard units like Hertz, seconds,
27          Bel including support for metric unit prefixes; so one can now e.g.
28          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
29          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
30          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
31        - NKSP language: Introduced "final" operator "!" which is specifically
32          intended for synthesis parameter values to denote that the synthesis
33          parameter value is intended to be the "final" value for that synthesis
34          parameter that should explicitly be used by the engine and thus causing
35          the sampler engine to ignore all other modulation sources for the same
36          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
37          variable or formula with this new "!" operator the expression is marked as
38          being "final".
39        - NKSP script editor API: Added support for detecting standard unit tokens
40          and their potential metric prefix token.
41        - NKSP language: Added support for NKSP real number literals and
42          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
43        - NKSP language: Added support for NKSP real number (floating point) script
44          variables (declare ~foo).
45        - NKSP language: Added support for NKSP real number (floating point) array
46          script variables (declare ?foo[]).
47        - Built-in script function "message()" accepts now real number argument as
48          well.
49        - Added built-in script function "real_to_int()" and its short hand form
50          "int()" for casting from real number to integer in NKSP scripts.
51        - Added built-in script function "int_to_real()" and its short hand form
52          "real()" for casting from integer to real number in NKSP scripts.
53        - Allow built-in exit() function to potentially accept real number type
54          argument as well.
55        - Built-in script functions may have a different return type depending on
56          the arguments passed to the function.
57        - Built-in script function "abs()" optionally accepts and returns real
58          number.
59        - Built-in script functions "min()" and "max()" optionally accept real
60          number arguments and return real number as result in that case.
61        - NKSP VM API: Allow units and 'final'ness to be returned as result from
62          built-in functions (added methods VMFunction::returnUnitType() and
63          VMFunction::returnsFinal() for that purpose which must be implemented by
64          built-in function implementations).
65        - NKSP language: Allow metric unit prefixes of numeric scalar and array
66          variables to be changed freely at runtime (unlike unit types like Hz etc.
67          which are still sticky, parse-time features of variables which cannot be
68          changed at runtime for the intentional sake of determinism).
69        - NKSP language: 'final' values are prohibited for array variables for now
70          (attempt causes a parsers error).
71        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
72          conditions of runtime control structures like if(), while(), select()
73          (attempt causes a parser error).
74        - NKSP VM API: Allow built-in functions to perform their own, individual
75          parse time checks of arguments going to be passed to the function at
76          runtime (added method VMFunction::checkArgs() for that purpose).
77        - NKSP language: raise parser warning if only one operand of binary
78          operators (like logical 'or' comparison) contain a 'final' value (because
79          it would always yield in a 'final' result in such cases).
80        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
81          different metric unit prefixes, which will behave as expected (e.g.
82          result of expression '1000us < 2ms' is true).
83        - NKSP language: Allow adding values with different metric unit prefixes
84          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
85        - NKSP language: Allow subtracting values with different metric unit
86          prefixes (e.g. result of expression '1ms - 20us' is '980us').
87        - NKSP language: Allow multiplying with any metric unit prefixes
88          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
89          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
90          we don't have any considerable practical use for a term like '4s^2'
91          (hence any attempt multiplying two unit types still causes parser error).
92        - NKSP language: Allow dividing by any metric unit prefixes and allow
93          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
94          yields in unit free result '8'). So this is now a way to cast units away
95          e.g. for passing the result to other expressions, certain function calls
96          or variables which are not accepting any units (or that specific unit).
97        - NKSP language: integer arrays and real number arrays can now be converted
98          to strings (e.g. for dumping their content with message() calls for
99          script debugging purposes).
100        - NKSP language: expressions and variables with units are now correctly
101          casted to strings (e.g. with message() calls).
102        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
103          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
104          floating point tolerances into account.
105        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
106          VMScalarNumberExpr::evalCastReal().
107        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
108          'VMIntArrayExpr' and 'VMRealArrayExpr'.
109        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
110          unitFactor() (runtime) methods.
111        - Built-in function "exit()" supports now returning units and 'final'ness
112          for test cases.
113        - The following built-in functions support now units as well: "abs()",
114          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
115          "real_to_int()", "int()", "int_to_real()" and "real()".
116        - Built-in functions "array_equal()", "search()" and "sort()" support now
117          real number arrays (correctly) as well.
118        - Added individual parse time checks of arguments to be passed to built-in
119          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
120          "array_equal()" and "search()" specific for their individual purposes.
121        - NKSP VM refactoring: Renamed all methods, functions and classes matching
122          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
123          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
124          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
125          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
126          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
127          isScalarNumber() -> isNumber()).
128        - NKSP VM API: Added 4 overridden methods to class VMNumberExpr:
129          evalCastInt(MetricPrefix_t), evalCastInt(MetricPrefix_t,MetricPrefix_t),
130          evalCastReal(MetricPrefix_t), evalCastReal(MetricPrefix_t,MetricPrefix_t)
131          as convenient methods for automatically converting values to expected
132          metric value basis.
133        - Built-in function "wait()" accepts now both integers and real numbers as
134          argument.
135        - NKSP VM API cleanup: Get rid of legacy method
136          VMFunction::argType(vmint iArg) which was already superseded by its new
137          replacement VMFunction::acceptsArgType(vmint iArg, ExprType_t type).
138        - NKSP parser: if wrong argument type was passed to a built-in function and
139          that built-in function accepts more than one data type for the argument,
140          then show all supported data types as parser error message.
141        - Built-in function "play_note()" accepts now real numbers and seconds as
142          unit type as well for its 3rd and 4th function arguments.
143        - The following built-in functions accept now real numbers as well for their
144          2nd function argument: "change_vol()", "change_tune()", "change_cutoff()",
145          "change_attack()", "change_decay()", "change_release()",
146          "change_sustain()", "change_cutoff_attack()", "change_cutoff_decay()",
147          "change_cutoff_sustain()", "change_cutoff_release()",
148          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
149          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
150          "change_pan_time()", "fade_in()", "fade_out()", "change_play_pos()".
151        - Fixed built-in function "change_play_pos()" not having accepted metric
152          prefixes at all.
153        - Fixed the following built-in functions having misinterpreted values given
154          with unit type (for their 2nd argument) as if they were relative values
155          (that is as if they were passed without a unit type): "change_attack()",
156          "change_decay()", "change_release()", "change_cutoff_attack()",
157          "change_cutoff_decay()", "change_cutoff_release()".
158        - Fixed the following built-in functions having applied completely wrong
159          'final' values: "change_sustain()", "change_cutoff_sustain()" (since the
160          respective EGs being their modulation sink assume uint data type with
161          value range 0..1000 instead of 0.0..1.0.
162        - Added individual parse-time checks of function arguments for the following
163          built-in functions: "play_note()", "note_off()", "set_event_mark()",
164          "delete_event_mark()", "by_marks()", "change_cutoff()", "change_attack()",
165          "change_decay()", "change_release()", "change_cutoff_attack()",
166          "change_cutoff_decay()", "change_cutoff_release()",
167          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
168          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()" and
169          "change_pan_time()".
170        - Don't abort function call if unit type was used and at the same time
171          'final' operator was omitted for the primary value argument of the
172          following built-in functions: "change_cutoff()", "change_attack()",
173          "change_decay()", "change_release()", "change_cutoff_attack()",
174          "change_cutoff_decay()", "change_cutoff_release()",
175          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
176          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
177          "change_pan_time()", instead imply 'final'ness at runtime and raise an
178          appropriate parser warning at parse time.
179        - Added built-in real number functions "round()", "ceil()", "floor()",
180          "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()", "sin()",
181          "cos()", "tan()", "asin()", "acos()", "atan()".
182        - Added built-in script real number constant "~NI_MATH_PI".
183        - Added built-in script real number constant "~NI_MATH_E".
184    
185      * test cases:
186        - Fixed compiler errors in test cases.
187        - Updated README for how to compile & run test cases.
188        - Updated test case
189          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
190          expected behaviour of the Mutex class implementation (recursive
191          mutex type).
192        - Added test cases for NKSP core language aspects and core built-in
193          functions.
194        - Fixed thread tests segfaulting on Linux.
195        - NKSP: Added real number test cases for built-in functions exit(),
196          int_to_real(), real(), real_to_int() and int(), as well as for the
197          plus, minus and negate language operators.
198        - Added massive amount of NKSP test cases for standard measuring units and
199          'final' operator usage cases.
200        - Added NKSP test cases for (floating point tolerance aware) real number
201          equalness / unequalness comparison.
202        - Added NKSP int array and real array tests for value assignment and
203          initialization of arrays.
204        - Added NKSP test cases for built-in functions "round()", "ceil()",
205          "floor()", "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()",
206          "sin()", "cos()", "tan()", "asin()", "acos()", "atan()".
207    
208    Version 2.1.1 (27 Jul 2019)
209    
210      * Real-time instrument scripts:
211        - Fixed behavior of built-in NKSP functions change_sustain(),
212          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
213          and change_cutoff_release().
214    
215      * general changes:
216        - Only play release trigger samples on sustain pedal up if this behaviour
217          was explicitly requested by the instrument (otherwise only on note-off).
218        - Fixed compiler warnings.
219        - Fixed compilation error when cross-compiling to Mac.
220        - FX Sends: Provide more useful error messages on routing problems
221          (see bug #169).
222        - LSCP doc: Be more clear describing the two distinct approaches
223          of using external vs. internal effects (see bug #169).
224        - "optional" class: Fixed comparison operators.
225    
226      * Gigasampler/GigaStudio format engine:
227        - Format extension: If requested by instrument then don't play release
228          trigger sample on note-off events.
229    
230      * SFZ format engine:
231        - Fixed memory leak when releasing samples
232          (fixes bug #307, patch by Jacek Roszkowski)
233        - Fixed potential crash when a sample is shared by more than one region
234          (fixes bug #308, patch by Jacek Roszkowski).
235        - Opcode 'sample': Added support for built-in sample '*silence'
236          (fixes bug #310, patch by Jacek Roszkowski).
237    
238    Version 2.1.0 (25 Nov 2017)
239    
240      * SFZ format engine:
241        - added support for <global>, <master> and #define (patch by Alby M)
242        - Removed code duplication in SFZ file loading code.
243        - Added support for sfz extension opcode 'script' which may be used to
244          load real-time instrument script file (NKSP script language).
245        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
246        - Fixed unintended volume fade-in of voices under certain conditions.
247        - sfz parser: allow missing space between header and opcode
248    
249      * Gigasampler/GigaStudio format engine:
250        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
251          cutoff settings.
252        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
253          all if an up-pitch of more than 40 semi tones was requested (I don't
254          think there is any stock gig sound that requires this behavior to
255          resemble its original sound).
256        - Added support for controlling whether the individual EGADSR stages may
257          be aborted (as LinuxSampler extension to the original GigaStudio 4
258          format).
259    
260      * general changes:
261        - fixed printf type errors (mostly in debug messages)
262        - use unique_ptr instead of auto_ptr when building with C++11
263        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
264          allowing to sort data efficiently in real-time safe manner.
265        - RTList class: added methods for moving/inserting elements to arbitrary
266          position within a list.
267        - RTList class: added method fromPtr() for creating an Iterator object from
268          a raw element pointer.
269        - Attempt to partly fix resetting engine channels vs. resetting engine, an
270          overall cleanup of the Reset*(), ConnectAudioDevice(),
271          DisconnectAudioDevice() API methods would still be desirable though,
272          because the current situation is still inconsistent and error prone.
273        - Active voices are now internally grouped to "Note" objects, instead of
274          being directly assigned to a keyboard key. This allows more fine graded
275          processing of voices, which is i.e. required for certain instrument
276          script features.
277        - Fix: Release trigger voices were not spawned on sustain pedal up
278          (CC #64) events.
279        - Fix: Release trigger voices can now also distinguish correctly between
280          note-off and sustain pedal up events.
281        - All engines: Increased ramp speed of volume smoother and pan smoother
282          (while slow rate of crossfade smoother is preserved) to allow quick
283          volume and pan changes by instrument scripts for instance.
284        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
285          properly and thus were ignored for certain uses.
286        - Added new C++ API method
287          VirtualMidiDevice::SendChannelPressureToSampler().
288        - windows, 32-bit: fixed potential crashes by making sure the stack in
289          sub threads is 16-byte aligned
290        - fixed numerous compiler warnings
291        - Fixed invalid (note-on) event ID being assigned to new Note objects.
292        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
293          fixes potential undefined behavior.
294        - Fixed Note object leak when triggering notes on keys which did not
295          have a valid sample mapped (fixes bug #252).
296        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
297        - linuxsampler binary fix: option --create-instruments-db ignored
298          subsequent optional argument due to glibc's implementation oddity
299          which expects a "=" sign, but no space between them.
300    
301      * packaging changes:
302        - removed unnecessary dependency to libuuid
303          (originated by libgig's usage of it)
304        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
305          auto detect whether it (sh/c)ould output its messages in color.
306        - Debian: Fixed packaging error about invalid "Source-Version"
307          substitution variable.
308        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
309        - Debian: Added build dependency to libsqlite3-dev for building
310          linuxsampler with instruments DB support.
311    
312      * Real-time instrument scripts:
313        - Implemented scheduler for delayed MIDI events and for suspended scripts.
314        - Built-in script function "wait()": implemented support for function's
315          "duration-us" argument, thus scripts using this function are now
316          correctly resumed after the requested amount of microseconds.
317        - Built-in script function "play_note()": implemented support for
318          function's "duration-us" argument, thus notes triggered with this
319          argument are now correctly released after the requested amount of
320          microseconds.
321        - Fix: script events were not cleared when engine channel was reset,
322          potentially causing undefined behavior.
323        - Fixed crash which happened when trying to reference an undeclared
324          variable.
325        - Built-in script function "play_note()": Added support for passing
326          special value -1 for "duration-us" argument, which will cause the
327          triggered note to be released once the original note was released.
328        - Instrument script classes now exported with the liblinuxsampler C++ API.
329        - Added new API method ScriptVM::syntaxHighlighting() which provides
330          a convenient syntax highlighting backend for external instrument
331          script editor applications.
332        - Added new C++ API class "ScriptVMFactory".
333        - Extended parser issues to provide not only first line and first
334          column, but also last line and last column of issue (thus marking
335          the precise span of the issue within the source code).
336        - Reload script automatically after being modified by an instrument
337          editor.
338        - NKSP language grammar correction: allow empty event handler bodies
339          like "on note end on".
340        - Implemented built-in script function "change_vol()".
341        - Implemented built-in script function "change_tune()".
342        - Implemented built-in script function "change_pan()".
343        - Implemented built-in script function "change_cutoff()".
344        - Implemented built-in script function "change_reso()".
345        - Implemented built-in script function "event_status()".
346        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
347          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
348          "event_status()" function.
349        - NKSP language: Added support for bitwise operators ".or.", ".and."
350          and ".not.".
351        - NKSP language scanner: Fixed IDs matching to require at least one
352          character (i.e. when matching function names or variable names).
353        - NKSP language scanner: disabled unusued rules.
354        - Fixed behavior of play_note() and note_off() functions which must
355          be distinguished engine internally from "real" MIDI note on/off
356          events in order to avoid misbehaviors like hanging notes.
357        - Implemented built-in script variable "$KSP_TIMER".
358        - Implemented built-in script variable "$NKSP_REAL_TIMER".
359        - Implemented built-in script variable "$NKSP_PERF_TIMER".
360        - Implemented built-in script variable "$ENGINE_UPTIME".
361        - Implemented built-in script function "inc()".
362        - Implemented built-in script function "dec()".
363        - NKSP language fix: division expressions were evaluated too often.
364        - NKSP language fix: string concatenation operator was right
365          associative instead of left (to right).
366        - NKSP language correction: allow empty statements in entire language
367          (i.e. "if end if").
368        - Implemented built-in script function "stop_wait()".
369        - Implemented built-in script variable "$NI_CALLBACK_ID".
370        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
371        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
372        - Added support for read-only built-in variables (respectively
373          handled by the script parser).
374        - Added built-in script constant "$NI_CB_TYPE_INIT".
375        - Added built-in script constant "$NI_CB_TYPE_NOTE".
376        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
377        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
378        - NKSP Language: Added support for user defined script functions.
379        - Implemented built-in script function "change_attack()".
380        - Implemented built-in script function "change_decay()".
381        - Implemented built-in script function "change_release()".
382        - Fixed all change_*() built-in script functions to apply their
383          synthesis parameter changes immediately in case the respective note
384          was triggered at the same time, instead of scheduling the parameter
385          change, especially because it would cause some parameter types's
386          changes either to be ramped (i.e. change_vol()) or other types even
387          to have not effect at all (i.e. change_attack()).
388        - Implemented built-in script function "sh_left()".
389        - Implemented built-in script function "sh_right()".
390        - Implemented built-in script function "min()".
391        - Implemented built-in script function "max()".
392        - NKSP Fix: "init" event handler was not always executed when a script
393          was loaded.
394        - NKSP built-in wait() script function: abort script execution if
395          a negative or zero wait time was passed as argument (since this is
396          a common indication of a bug either of the script or even of the
397          engine, which could lead to RT instability or even worse).
398        - ScriptVM: Implemented automatic suspension of RT safety
399          threatening scripts.
400        - Provide more user friendly error messages on syntax errors.
401        - Fixed NKSP parser warning "Not a statement" when assigning an
402          initializer list to an array variable.
403        - Implemented built-in script array variable "%ALL_EVENTS".
404        - Implemented built-in script function "in_range()".
405        - Implemented built-in script function "change_amp_lfo_depth()".
406        - Implemented built-in script function "change_amp_lfo_freq()".
407        - Implemented built-in script function "change_pitch_lfo_depth()".
408        - Implemented built-in script function "change_pitch_lfo_freq()".
409        - Implemented built-in script function "change_vol_time()".
410        - Implemented built-in script function "change_tune_time()".
411        - Implemented built-in script function "fade_in()".
412        - Implemented built-in script function "fade_out()".
413        - Fixed acceptance of wrong data type of parameters passed to built-in
414          script functions "change_vol()", "change_tune()", "change_pan()",
415          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
416          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
417          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
418        - Added built-in script function "get_event_par()" and implemented some
419          of its possible parameter selections.
420        - Added built-in script function "set_event_par()" and implemented some
421          of its possible parameter selections.
422        - Fixed a bunch of scheduler time related bugs.
423        - Fixed polyphonic variables not being reset to zero after usage.
424        - Built-in "ignore_event()" function: argument is now optional, like with
425          built-in function "ignore_controller()".
426        - Implemented built-in script function "change_velo()".
427        - Implemented built-in script function "change_note()".
428        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
429          intuitive behavior if used in combination with "change_vol_time()" or
430          "change_tune_time()" respectively: now tuning/volume changes are only
431          assigned (without delay) immediately to a new note if the respective
432          timing function has not been called before, otherwise the volume/tuning
433          changes are automatically faded (before, only the event's time stamp was
434          relevant).
435         - Implemented built-in script function "array_equal()".
436         - Implemented built-in script function "search()".
437         - Implemented built-in script function "sort()".
438         - NKSP Fix: Never suspend "init" event handlers.
439         - Implemented built-in script function "same_region()" (currently only
440           available for gig format engine).
441         - Added built-in script constant "$NKSP_LINEAR".
442         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
443         - Implemented built-in script function "change_vol_curve()".
444         - Implemented built-in script function "change_tune_curve()".
445         - built-in "play_note()" function now supports a sample playback start
446           offset with argument 3, where special value -1 means to use the regular
447           sample offset as defined by the instrument file.
448         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
449         - Built-in variable $EVENT_NOTE is now a read-only variable.
450         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
451         - built-in "play_note()" function now accepts -2 for its fourth argument
452           (note duration) which means the life time of the note shall be sticked
453           to the requested note number of argument 1.
454         - Fix: built-in "play_note()" function now returns 0 as result value if
455           -1 was passed for its fourth argument (note duration) and the respective
456           parent note is already gone.
457        - Implemented built-in script function "change_play_pos()".
458        - NKSP language: Added support for user declared const array variables.
459        - NKSP language: Raise parser warning if array variable is accessed with
460          an index that exceeds the array's size.
461        - NKSP language fix: Unknown characters were not handled correctly.
462        - NKSP language: Added support for "synchronized .. end synchronized"
463          code blocks.
464        - Implemented built-in script function "abort()" which allows to abort
465          another script handler by passing its callback ID.
466        - Fixed potential memory access bug and potential undefined behavior of
467          "init" event handlers.
468        - Print a time stamp along to each call of built-in function "message()".
469        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
470          to retrieve all code blocks filtered out by the preprocessor.
471        - Added built-in script function "fork()".
472        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
473        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
474        - Fixed potential crash when accessing dynamic built-in array variables.
475        - Added built-in script function "callback_status()".
476        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
477        - Added built-in constant $CALLBACK_STATUS_QUEUE.
478        - Added built-in constant $CALLBACK_STATUS_RUNNING.
479        - Removed max. value limitation of built-in functions "change_attack()",
480          "change_decay()" and "change_release()" to i.e. allow passing 2000000
481          for doubling the respective time.
482        - NKSP script editor syntax highlighting API: Fixed app termination due
483          to a lexer start condition stack underrun.
484        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
485          USE_CODE_IF_NOT() preprocessor statements.
486        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
487          can be set to disable all subsequent built-in "message()" function calls
488          on preprocessor level.
489        - Implemented built-in script function "change_sustain()".
490        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
491          to avoid the editor app to crash on ill-formed text input.
492        - Added built-in script function "change_pan_time()".
493        - Added built-in script function "change_pan_curve()".
494        - Added built-in script function "change_cutoff_attack()".
495        - Added built-in script function "change_cutoff_decay()".
496        - Added built-in script function "change_cutoff_sustain()".
497        - Added built-in script function "change_cutoff_release()".
498        - Added built-in script function "change_cutoff_lfo_depth()".
499        - Added built-in script function "change_cutoff_lfo_freq()".
500    
501      * Instruments DB:
502        - Fixed memory access bug of general DB access code which lead to
503          undefined behavior.
504        - Cleanup of instruments DB file creation and opening code.
505        - The instrument DB path of linuxsampler's --create-instruments-db argument
506          is now optional, if it is missing, then a default location is used.
507        - Added support for scanning SFZ (.sfz) files.
508        - Added support for scanning Sound Font (.sf2) files.
509        - Fixed undefined DB transaction behavior.
510    
511    Version 2.0.0 (15 July 2015)
512    
513    * packaging changes:    * packaging changes:
514      - fixed building with newer MinGW-w64      - fixed building with newer MinGW-w64
# Line 18  Version CVS HEAD (?) Line 525  Version CVS HEAD (?)
525      - Mac OS X: made it possible to specify plugin installation dir to      - Mac OS X: made it possible to specify plugin installation dir to
526        configure        configure
527      - Mac OS X: Makefile fix for the install-strip target      - Mac OS X: Makefile fix for the install-strip target
528        - fixed compilation with gcc 4.7
529        - fixed configure script error with old autoconf versions
530        - lsatomic.h: use gcc provided atomic functions if building with
531          gcc 4.7 and C++11
532        - modernized configure script
533        - fixed linkage error when building with
534          LDFLAGS="-Wl,--no-undefined" (#190)
535        - fixed compilation with Clang 3.2
536        - removed usage of deprecated Automake variable INCLUDES
537        - fixed building with C++11
538        - build fix: ChangeFlagRelaxed.h was missing in makefile
539        - build fix: libsndfile compiler flags were missing in some
540          makefiles
541        - fix for building with bison 3.0 (#202)
542        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
543          on the process's main thread
544        - fixed build error on newer MinGW
545        - support building with older jack versions
546        - support building with spaces in vst sdk path
547        - enabled automake 'subdir-objects' option and moved external
548          source references (vst, au, asio) from makefiles to cpp files,
549          in order to get rid of warnings from automake 1.14
550    
551    * general changes:    * general changes:
552      - Refactoring: moved the independent code from      - Refactoring: moved the independent code from
# Line 42  Version CVS HEAD (?) Line 571  Version CVS HEAD (?)
571      - raised limit of program change queue from 100 to 512      - raised limit of program change queue from 100 to 512
572        (as suggested by Alex Stone)        (as suggested by Alex Stone)
573      - implemented sine LFO, pulse LFO and saw LFO      - implemented sine LFO, pulse LFO and saw LFO
574        - experimental support for per voice equalization
575        - added command line option --exec-after-init
576        - Introduced new C++ API method:
577          EngineChannel::InstrumentFileName(int index)
578          allowing to retrieve the whole list of files used for the loaded
579          instrument on an engine channel (a.k.a. part). Some GigaStudio
580          instruments for example are splitted over several files like
581          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
582        - Added new C++ API method Sampler::GetGlobalMaxVoices().
583        - Added new C++ API method Sampler::GetGlobalMaxStreams().
584        - Added new C++ API method Sampler::SetGlobalMaxVoices().
585        - Added new C++ API method Sampler::SetGlobalMaxStreams().
586        - Various "const" and "restrict" optimizations.
587        - all engines: add pan CC value to instrument pan parameter before
588          applying panning, instead of using two separate pan functions in
589          series (#182)
590        - added a lock guard class for exception safe mutex handling and
591          used it everywhere appropriate
592        - Immediately apply scale tuning changes to active voices.
593        - Exposed scale tuning to C++ API (along to the already existing standard
594          SysEx way).
595        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
596          and broken for ppc64. (Seq_cst loads and stores are actually not
597          used in LS, so the bug wasn't noticable.)
598        - lsatomic.h: added ARMv7 support
599        - Added support for multiple MIDI input ports per sampler channel (and
600          added various new C++ methods for this new feature / design change, old
601          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
602          as deprecated but are still there and should provide full behavior
603          backward compatibility).
604        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
605          unsafe and caused compilation error with clang 2.x).
606        - Bugfix: only process the latest MIDI program change event.
607        - Introducing the LSCP shell, which provides convenient control of the
608          sampler from the command line by providing LSCP aware features.
609        - VirtualMidiDevice: Added support for program change.
610        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
611        - VirtualMidiDevice: Added support for pitch bend.
612        - Aftertouch: extended API to explicitly handle channel pressure and
613          polyphonic key pressure events (so far polyphonic pressure was not
614          supported at all, and channel pressure was rerouted as CC128 but not
615          used so far).
616        - Added initial support for real-time instrument scripts. The script VM
617          code is shared by all sampler engine implemementations, however only the
618          gig file format currently provides support for storing instrument scripts
619          (as LinuxSampler extension to the original GigaStudio 4 format).
620    
621    * Gigasampler format engine:    * Gigasampler format engine:
622      - implemented the "round robin keyboard" dimension      - implemented the "round robin keyboard" dimension
# Line 49  Version CVS HEAD (?) Line 624  Version CVS HEAD (?)
624        dimension zones is not a power of two        dimension zones is not a power of two
625      - made round robin use a counter for each region instead of each      - made round robin use a counter for each region instead of each
626        key        key
627        - bugfix: pitch LFO controller "internal+aftertouch" was broken
628        - bugfix: filter keyboard tracking was broken
629        - filter performance fix (an unnecessary copy was made of the
630          filter parameters in each sub fragment)
631        - handle special case when pan parameter in gig file has max or
632          min value
633        - Exclusive Groups: don't ever stop voices of the same note,
634          doesn't sound naturally with a drumkit
635        - fixed EG1 modulation when attack or release is zero
636        - Fixed support for 'aftertouch' attenuation controller.
637        - Fixed crash that happened with velocity split sounds under certain
638          conditions (see also previous commit on libgig).
639        - fixed behaviour of filter LFO
640    
641    * SFZ format engine:    * SFZ format engine:
642      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 112  Version CVS HEAD (?) Line 700  Version CVS HEAD (?)
700        fileg_vel2release        fileg_vel2release
701      - implemented opcode lfoN_wave      - implemented opcode lfoN_wave
702      - implemented opcode pitchlfo_depthccN      - implemented opcode pitchlfo_depthccN
703        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
704          lfoN_pitch, lfoN_pitch_onccX
705        - implemented opcodes pitchlfo_fade,
706          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
707        - implemented opcodes fillfo_freqccN,
708          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
709        - implemented opcodes ampeg_delayccN, ampeg_startccN,
710          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
711          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
712        - lfoN_* and egN_* opcodes defined in group sections
713          are now taken into account
714        - implemented curves
715        - implemented opcodes volume_onccN, volume_curveccN
716        - implemented opcode volume_smoothccN
717        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
718          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
719          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
720          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
721          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
722        - implemented opcode end
723        - implemented opcodes egN_amplitude_onccX,
724          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
725          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
726        - implemented opcodes xfin_lokey, xfin_hikey,
727          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
728          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
729          xfout_loccN, xfout_hiccN, xf_cccurve
730        - implemented opcodes pan_onccN, pan_smoothccN,
731          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
732          egN_pan_curveccX, pitch_veltrack
733        - when failed to parse a sfz file
734          print the line number on which the error occurs
735        - use common pool of CC objects to minimize RAM usage
736        - implemented opcodes amplfo_delay_onccN,
737          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
738          pitchlfo_delay_onccN, pitchlfo_fade_onccN
739        - implemented opcodes fileg_delay_onccN,
740          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
741          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
742          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
743          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
744          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
745        - implemented automatic aliasing *ccN <-> *_onccN
746        - *lfo_freqccN wasn't working when the respective *lfo_freq
747          was not set or was set to zero
748        - lfoN_freq_onccX wasn't working when lfoN_freq
749          was not set or was set to zero
750        - implemented opcodes resonance_onccN, resonance_smoothccN,
751          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
752        - implemented opcodes fillfo_depthchanaft,
753          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
754          pitchlfo_depthchanaft, pitchlfo_freqchanaft
755        - implemented opcodes pitch_onccN,
756          pitch_curveccN, pitch_smoothccN, pitch_stepccN
757        - implemented opcodes volume_stepccN, pan_stepccN,
758          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
759          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
760          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
761        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
762          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
763          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
764          eq1_gainccN, eq2_gainccN, eq3_gainccN
765        - implemented opcodes delay, delay_onccN, delay_random,
766          delay_samples, delay_samples_onccN
767        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
768          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
769          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
770          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
771          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
772          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
773          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
774          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
775          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
776          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
777          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
778          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
779          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
780          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
781          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
782        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
783          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
784        - sfz parser: allow double spaces in sample filenames
785        - sfz parser: allow absolute paths for sample filenames
786        - use linear decay and release for filter and pitch EG
787        - bugfix: only the first amp_veltrack definition in a file was
788          used
789        - bugfix: looping was disabled if loop_start was set to 0
790        - allow regions with end=-1 to turn off other regions using the
791          group and off_by opcodes (#168)
792        - made end=0 play the whole sample
793        - fixed support for lochan and hichan opcodes (#155)
794        - fixed crash when using lochan/hichan opcodes (#187)
795        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
796        - added FLAC support (#191)
797        - sfz parser bugfix: lines starting with whitespace were ignored
798        - added amplitude opcode
799        - added support for "#include" instruction
800          (modified patch which was originally posted by Sergey on LS mailing list)
801        - bugfix: generation of velocity curves etc should not be done
802          after each "#include", only after the main file is parsed
803        - bugfix: line numbers in error messages were wrong after "#include"
804        - added support for float and 32 bit sample files
805    
806    * SoundFont format engine:    * SoundFont format engine:
807      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 120  Version CVS HEAD (?) Line 810  Version CVS HEAD (?)
810      - fine-tuned amplitude EG (by switching from gig to sfz EG)      - fine-tuned amplitude EG (by switching from gig to sfz EG)
811      - initial implementation of Vibrato LFO and Modulation LFO      - initial implementation of Vibrato LFO and Modulation LFO
812      - initial implementation of cutoff filter      - initial implementation of cutoff filter
813        - use linear decay and release for filter and pitch EG
814    
815    * 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:  
816      - AU bugfix: failed to destroy its audio/MIDI devices      - AU bugfix: failed to destroy its audio/MIDI devices
817      - Listen to all interfaces on Mac OS X (INADDR_ANY)      - Listen to all interfaces on Mac OS X (INADDR_ANY)
818      - 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 826  Version CVS HEAD (?)
826      - VST: made it possible to build the VST plugin for Mac      - VST: made it possible to build the VST plugin for Mac
827      - AU: link AU plugin dynamically if --disable-shared isn't      - AU: link AU plugin dynamically if --disable-shared isn't
828        specified        specified
829        - LV2 "state" extension support (patch by David Robillard)
830        - VST bugfix: instrument loading hang and crashed the host when
831          the plugin was loaded a second time (#174)
832        - plugin bugfix: instrument loading hang when the plugin was
833          loaded a second time (this time it's for Linux and Mac, previous
834          similar fix was for Windows)
835        - thread safety fixes for the instrument loading thread
836        - LV2: use the new lv2 package if present
837        - VST: try to open Fantasia automatically on Linux and Mac too (on
838          Linux, the Fantasia jar should be placed in <prefix>/share/java)
839        - VST: fixed crashes on Linux Ardour and EnergyXT
840        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
841          port and audio channel routing for DSSI plugins are now visible.
842        - LV2: use urid and atom extensions instead of deprecated uri-map
843          and event
844        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
845        - LV2: changed number of output channels to 16 stereo, just like
846          the VST and AU plugins
847        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
848        - LV2: made LV2 plugin buildable on Windows and Mac
849        - VST: implemented retrieval and switching of programs using the
850          sampler's internal MIDI instrument mapping system
851    
852      * Instrument editor interface:
853        - Changed instrument editor plugin interface, providing additional
854          informations like the EngineChannel for which the instrument editor was
855          spawned for. This allows the instrument editors to interact more actively
856          with the sampler.
857    
858    * MIDI driver:    * MIDI driver:
859      - ALSA MIDI driver supports now "NAME" device parameter, for overriding      - ALSA MIDI driver supports now "NAME" device parameter, for overriding
860        the ALSA sequencer client name        the ALSA sequencer client name
861      - removed limit of maximum amount of MIDI ports per MIDI device, since      - removed limit of maximum amount of MIDI ports per MIDI device, since
862        there is no reason for this limit        there is no reason for this limit
863        - MME: fixed memory handling bug found with cppcheck
864        - MME: removed compiler warning
865        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
866          which allows to retrieve the list of CoreMIDI clients / ports and to connect
867          to them a la JACK, via the usual sampler APIs
868        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
869          the driver will automatically connect to other CoreMIDI clients' ports
870          (e.g. external MIDI devices being attached to the Mac)
871        - added support for MIDI note on velocity filter
872        - CoreMIDI: fixed memory deallocation error
873        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
874          virtual keyboards in frontends / instrument editors being stuck.
875        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
876        - Implemented missing handling of MIDI "running status".
877        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
878        - MME bugfix: driver wasn't closed properly
879        - CoreMIDI: automatically connect to all input sources by default (driver
880          parameter "AUTO_BIND").
881        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
882        - CoreMIDI: fixed minor memory leak
883    
884    * audio driver:    * audio driver:
885      - ASIO driver fixes for newer gcc versions (fix from PortAudio)      - ASIO driver fixes for newer gcc versions (fix from PortAudio)
886        - JACK audio: react on sample rate changes.
887        - JACK audio: react on buffer size changes.
888        - JACK audio: jack_port_get_buffer() was cached and called outside
889          RT context.
890        - ASIO driver: removed compiler warnings
891        - CoreAudio: fixed minor error handling bug
892        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
893        - JACK audio: return the JACK server's current sample rate as default value
894          for audio device parameter "SAMPLERATE" (fixes #166).
895    
896    * LSCP server:    * LSCP server:
897      - 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 929  Version CVS HEAD (?)
929      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
930        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
931        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
932        - provide comprehensive error messages on LSCP syntax errors
933          (suggesting expected next non-terminal symbols)
934        - Fixed client connection not being closed after network errors.
935    
936      * LSCP shell:
937        - Added support for auto correction of obvious and trivial syntax mistakes.
938        - Added support for auto completion by tab key.
939        - Show currently available auto completion while typing.
940        - Added support for browsing command history with up / down keys.
941        - Show all possible next symbols immediately right to the current command
942          line while typing (no double tab required for this feature, as it would
943          be the case in other shells).
944        - Added support for moving cursor left/right with arrow keys.
945        - Added support for built-in LSCP reference documentation, which will
946          automatically show the relevant LSCP reference section on screen as soon
947          as one specific LSCP command was detected while typing on the command
948          line.
949    
950      * Real-time instrument scripts:
951        - Implemented built-in script array variable %CC.
952        - Implemented built-in script int variable $CC_NUM.
953        - Implemented built-in script int variable $EVENT_NOTE.
954        - Implemented built-in script int variable $EVENT_VELOCITY.
955        - Implemented built-in script constant variable $VCC_MONO_AT.
956        - Implemented built-in script constant variable $VCC_PITCH_BEND.
957        - Implemented execution of script event handler "init".
958        - Implemented execution of script event handler "controller".
959        - Implemented execution of script event handler "note".
960        - Implemented execution of script event handler "release".
961        - Implemented built-in script function "play_note()" (only two of the
962          max. four function arguments are currently implemented yet though).
963        - Implemented built-in script int variable $EVENT_ID.
964        - Implemented built-in script function "ignore_event()"
965        - Implemented built-in script function "ignore_controller()" (may have one
966          or no argument).
967        - Implemented built-in script function "set_controller()".
968        - Added extended script VM for the Gigasampler/GigaStudio format sampler
969          engine, which extends the general instrument script VM with Giga format
970          specific variables and functions.
971        - Giga format scripts: added built-in script int constant variables
972          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
973          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
974          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
975          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
976          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
977          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
978          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
979          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
980          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
981          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
982        - Giga format scripts: Implemented built-in script function
983          "gig_set_dim_zone(event_id, dimension, zone)".
984        - Implemented built-in script int array variable %KEY_DOWN.
985        - Implemented built-in script function "abs()".
986        - Implemented built-in script function "random()".
987        - Implemented built-in script function "num_elements()".
988        - Implemented built-in script function "note_off()".
989        - Implemented built-in script function "set_event_mark()".
990        - Implemented built-in script function "delete_event_mark()".
991        - Implemented built-in script function "by_marks()".
992        - Added built-in script int const variables $MARK_1 to $MARK_28.
993        - Built-in script functions "ignore_event()", "note_off()" and
994          "gig_set_dim_zone()" now also accept an array of event IDs as argument
995          (i.e. return value of new script function "by_marks()").
996        - Pass/preserve polyphonic variable data from respective "note" event
997          handler to "release" event handler.
998        - Fixed crash when using built-in script function "by_marks()".
999    
1000    * Bug fixes:    * Bug fixes:
1001      - 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 1015  Version CVS HEAD (?)
1015        it caused hanging threads on Windows        it caused hanging threads on Windows
1016      - Fixed possible crashes due to corrupted MIDI/audio device list      - Fixed possible crashes due to corrupted MIDI/audio device list
1017        after MIDI/audio device creation failure        after MIDI/audio device creation failure
1018        - When creating MIDI instrument map entries with "PERSISTENT" type, the
1019          instruments were uselessly precached with zero samples, however it still
1020          took the full preloading time and on 1st program change the respective
1021          instrument was completely reloaded again.
1022        - fixed handling of rapid bank select and program change messages
1023          sent to the same sampler channel (patch from the Open Octave
1024          project, slightly adjusted)
1025        - fixed crash when trying to create an effect instance with controls
1026          which min and/or max values depend on the sample rate
1027        - fixed bug #162
1028        - bugfix: LADSPA_PATH was not evaluated correctly when containing
1029          multiple paths (#165)
1030        - thread safety fixes for the instrument loading thread
1031        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
1032          (#176)
1033        - more thread safety fixes for the instrument loading thread
1034        - sfz/sf2 engine: fixed crash when using small audio fragment size
1035        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
1036        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
1037          introduced in previous fix)
1038        - fixed crash when a channel received a program change while
1039          playing a note in a key group
1040        - fixed erroneous error message piping in VoiceBase.h
1041          (labelled "Disk stream not available in time")
1042        - Update effects on sample rate & period size changes (to avoid
1043          crashes and noise on such transitions).
1044        - ignore missing LADSPA paths without ignoring valid LADSPA paths
1045          (fixes #208)
1046        - Fixed bug in LSCP grammar definition which caused a statement like
1047          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
1048          practically irrelevant, however it caused problems with the new LSCP
1049          shell's auto completion feature).
1050        - Fixed MIDI program change messages being ignored if quickly executed
1051          after each other (fixes #231).
1052    
1053  Version 1.0.0 (31 July 2009)  Version 1.0.0 (31 July 2009)
1054    
# Line 270  Version 1.0.0 (31 July 2009) Line 1113  Version 1.0.0 (31 July 2009)
1113      - Windows: add the installation directory to the DLL search path      - Windows: add the installation directory to the DLL search path
1114        when loading an editor plugin (solves problems with VST and        when loading an editor plugin (solves problems with VST and
1115        gigedit on systems with other GTK versions installed)        gigedit on systems with other GTK versions installed)
1116        - updated linuxsampler man page
1117    
1118    * audio driver:    * audio driver:
1119      - 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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