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revision 2224 by iliev, Mon Aug 1 19:08:09 2011 UTC revision 3614 by schoenebeck, Tue Oct 1 09:11:27 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        - Refactored LFO class names and their file names (PulseLFO -> LFOPulse,
23          LFOSawIntMath -> LFOSawIntMathNew, SawLFO -> LFOSawIntMathOld,
24          SineLFO -> LFOSineBuiltinFn, LFOSine -> LFOSineNumericComplexNr,
25          SquareLFO -> LFOSquarePulse and separated the latter to its own header
26          file).
27        - Renamed type LFOSigned -> LFOTriangleSigned.
28        - Renamed type LFOUnsigned -> LFOTriangleUnsigned.
29    
30      * Real-time instrument scripts:
31        - Added method ScriptVM::setExitResultEnabled() which allows to
32          explicitly enable the built-in exit() function to optionally accept
33          one function argument; the value of the passed exit() function
34          argument will then become available by calling
35          VMExecContext::exitResult() after script execution.
36        - 64 bit support for NKSP integer scripts variables (declare $foo).
37        - Variable names, function names and preprocessor condition names must start
38          with a regular character (a-z or A-Z); starting them with a digit or
39          underscore is not allowed.
40        - NKSP parser fix: equal comparison operator "=" and not equal comparison
41          operator "#" must only accept integer operands.
42        - NKSP language: Implemented support for standard units like Hertz, seconds,
43          Bel including support for metric unit prefixes; so one can now e.g.
44          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
45          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
46          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
47        - NKSP language: Introduced "final" operator "!" which is specifically
48          intended for synthesis parameter values to denote that the synthesis
49          parameter value is intended to be the "final" value for that synthesis
50          parameter that should explicitly be used by the engine and thus causing
51          the sampler engine to ignore all other modulation sources for the same
52          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
53          variable or formula with this new "!" operator the expression is marked as
54          being "final".
55        - NKSP script editor API: Added support for detecting standard unit tokens
56          and their potential metric prefix token.
57        - NKSP language: Added support for NKSP real number literals and
58          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
59        - NKSP language: Added support for NKSP real number (floating point) script
60          variables (declare ~foo).
61        - NKSP language: Added support for NKSP real number (floating point) array
62          script variables (declare ?foo[]).
63        - Built-in script function "message()" accepts now real number argument as
64          well.
65        - Added built-in script function "real_to_int()" and its short hand form
66          "int()" for casting from real number to integer in NKSP scripts.
67        - Added built-in script function "int_to_real()" and its short hand form
68          "real()" for casting from integer to real number in NKSP scripts.
69        - Allow built-in exit() function to potentially accept real number type
70          argument as well.
71        - Built-in script functions may have a different return type depending on
72          the arguments passed to the function.
73        - Built-in script function "abs()" optionally accepts and returns real
74          number.
75        - Built-in script functions "min()" and "max()" optionally accept real
76          number arguments and return real number as result in that case.
77        - NKSP VM API: Allow units and 'final'ness to be returned as result from
78          built-in functions (added methods VMFunction::returnUnitType() and
79          VMFunction::returnsFinal() for that purpose which must be implemented by
80          built-in function implementations).
81        - NKSP language: Allow metric unit prefixes of numeric scalar and array
82          variables to be changed freely at runtime (unlike unit types like Hz etc.
83          which are still sticky, parse-time features of variables which cannot be
84          changed at runtime for the intentional sake of determinism).
85        - NKSP language: 'final' values are prohibited for array variables for now
86          (attempt causes a parsers error).
87        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
88          conditions of runtime control structures like if(), while(), select()
89          (attempt causes a parser error).
90        - NKSP VM API: Allow built-in functions to perform their own, individual
91          parse time checks of arguments going to be passed to the function at
92          runtime (added method VMFunction::checkArgs() for that purpose).
93        - NKSP language: raise parser warning if only one operand of binary
94          operators (like logical 'or' comparison) contain a 'final' value (because
95          it would always yield in a 'final' result in such cases).
96        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
97          different metric unit prefixes, which will behave as expected (e.g.
98          result of expression '1000us < 2ms' is true).
99        - NKSP language: Allow adding values with different metric unit prefixes
100          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
101        - NKSP language: Allow subtracting values with different metric unit
102          prefixes (e.g. result of expression '1ms - 20us' is '980us').
103        - NKSP language: Allow multiplying with any metric unit prefixes
104          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
105          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
106          we don't have any considerable practical use for a term like '4s^2'
107          (hence any attempt multiplying two unit types still causes parser error).
108        - NKSP language: Allow dividing by any metric unit prefixes and allow
109          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
110          yields in unit free result '8'). So this is now a way to cast units away
111          e.g. for passing the result to other expressions, certain function calls
112          or variables which are not accepting any units (or that specific unit).
113        - NKSP language: integer arrays and real number arrays can now be converted
114          to strings (e.g. for dumping their content with message() calls for
115          script debugging purposes).
116        - NKSP language: expressions and variables with units are now correctly
117          casted to strings (e.g. with message() calls).
118        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
119          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
120          floating point tolerances into account.
121        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
122          VMScalarNumberExpr::evalCastReal().
123        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
124          'VMIntArrayExpr' and 'VMRealArrayExpr'.
125        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
126          unitFactor() (runtime) methods.
127        - Built-in function "exit()" supports now returning units and 'final'ness
128          for test cases.
129        - The following built-in functions support now units as well: "abs()",
130          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
131          "real_to_int()", "int()", "int_to_real()" and "real()".
132        - Built-in functions "array_equal()", "search()" and "sort()" support now
133          real number arrays (correctly) as well.
134        - Added individual parse time checks of arguments to be passed to built-in
135          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
136          "array_equal()" and "search()" specific for their individual purposes.
137        - NKSP VM refactoring: Renamed all methods, functions and classes matching
138          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
139          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
140          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
141          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
142          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
143          isScalarNumber() -> isNumber()).
144        - NKSP VM API: Added 4 overridden methods to class VMNumberExpr:
145          evalCastInt(MetricPrefix_t), evalCastInt(MetricPrefix_t,MetricPrefix_t),
146          evalCastReal(MetricPrefix_t), evalCastReal(MetricPrefix_t,MetricPrefix_t)
147          as convenient methods for automatically converting values to expected
148          metric value basis.
149        - Built-in function "wait()" accepts now both integers and real numbers as
150          argument.
151        - NKSP VM API cleanup: Get rid of legacy method
152          VMFunction::argType(vmint iArg) which was already superseded by its new
153          replacement VMFunction::acceptsArgType(vmint iArg, ExprType_t type).
154        - NKSP parser: if wrong argument type was passed to a built-in function and
155          that built-in function accepts more than one data type for the argument,
156          then show all supported data types as parser error message.
157        - Built-in function "play_note()" accepts now real numbers and seconds as
158          unit type as well for its 3rd and 4th function arguments.
159        - The following built-in functions accept now real numbers as well for their
160          2nd function argument: "change_vol()", "change_tune()", "change_cutoff()",
161          "change_attack()", "change_decay()", "change_release()",
162          "change_sustain()", "change_cutoff_attack()", "change_cutoff_decay()",
163          "change_cutoff_sustain()", "change_cutoff_release()",
164          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
165          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
166          "change_pan_time()", "fade_in()", "fade_out()", "change_play_pos()".
167        - Fixed built-in function "change_play_pos()" not having accepted metric
168          prefixes at all.
169        - Fixed the following built-in functions having misinterpreted values given
170          with unit type (for their 2nd argument) as if they were relative values
171          (that is as if they were passed without a unit type): "change_attack()",
172          "change_decay()", "change_release()", "change_cutoff_attack()",
173          "change_cutoff_decay()", "change_cutoff_release()".
174        - Fixed the following built-in functions having applied completely wrong
175          'final' values: "change_sustain()", "change_cutoff_sustain()" (since the
176          respective EGs being their modulation sink assume uint data type with
177          value range 0..1000 instead of 0.0..1.0.
178        - Added individual parse-time checks of function arguments for the following
179          built-in functions: "play_note()", "note_off()", "set_event_mark()",
180          "delete_event_mark()", "by_marks()", "change_cutoff()", "change_attack()",
181          "change_decay()", "change_release()", "change_cutoff_attack()",
182          "change_cutoff_decay()", "change_cutoff_release()",
183          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
184          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()" and
185          "change_pan_time()".
186        - Don't abort function call if unit type was used and at the same time
187          'final' operator was omitted for the primary value argument of the
188          following built-in functions: "change_cutoff()", "change_attack()",
189          "change_decay()", "change_release()", "change_cutoff_attack()",
190          "change_cutoff_decay()", "change_cutoff_release()",
191          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
192          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
193          "change_pan_time()", instead imply 'final'ness at runtime and raise an
194          appropriate parser warning at parse time.
195        - Added built-in real number functions "round()", "ceil()", "floor()",
196          "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()", "sin()",
197          "cos()", "tan()", "asin()", "acos()", "atan()".
198        - Added built-in script real number constant "~NI_MATH_PI".
199        - Added built-in script real number constant "~NI_MATH_E".
200        - NKSP language: Allow unary '+' operator.
201    
202      * test cases:
203        - Fixed compiler errors in test cases.
204        - Updated README for how to compile & run test cases.
205        - Updated test case
206          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
207          expected behaviour of the Mutex class implementation (recursive
208          mutex type).
209        - Added test cases for NKSP core language aspects and core built-in
210          functions.
211        - Fixed thread tests segfaulting on Linux.
212        - NKSP: Added real number test cases for built-in functions exit(),
213          int_to_real(), real(), real_to_int() and int(), as well as for the
214          plus, minus and negate language operators.
215        - Added massive amount of NKSP test cases for standard measuring units and
216          'final' operator usage cases.
217        - Added NKSP test cases for (floating point tolerance aware) real number
218          equalness / unequalness comparison.
219        - Added NKSP int array and real array tests for value assignment and
220          initialization of arrays.
221        - Added NKSP test cases for built-in functions "round()", "ceil()",
222          "floor()", "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()",
223          "sin()", "cos()", "tan()", "asin()", "acos()", "atan()".
224        - Added NKSP test cases for unary '+' operator.
225    
226      * GigaStudio/Gigasampler format engine:
227        - LFOTriangleIntMath and LFOTriangleIntAbsMath: Fixed FlipPhase=true
228          behaviour for start_level_mid.
229    
230      * SFZ format engine:
231        - Fixed support for regions with loccN/hiccN conditions on more than one
232          MIDI controller.
233    
234      * Benchmarks:
235        - Fixed benchmarks/triang.cpp falsely having favoured "int math abs"
236          algorithm (since result of 2nd run was not accumulated).
237        - Added benchmark for saw wave (benchmarks/saw.cpp).
238        - Added benchmark for sine wave (benchmarks/sine.cpp).
239        - Added benchmark for square wave (benchmarks/square.cpp).
240        - Increased amount of benchmarks runs by factor 6 to achieve benchmark times
241          which are large enough on modern systems.
242    
243    Version 2.1.1 (27 Jul 2019)
244    
245      * Real-time instrument scripts:
246        - Fixed behavior of built-in NKSP functions change_sustain(),
247          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
248          and change_cutoff_release().
249    
250      * general changes:
251        - Only play release trigger samples on sustain pedal up if this behaviour
252          was explicitly requested by the instrument (otherwise only on note-off).
253        - Fixed compiler warnings.
254        - Fixed compilation error when cross-compiling to Mac.
255        - FX Sends: Provide more useful error messages on routing problems
256          (see bug #169).
257        - LSCP doc: Be more clear describing the two distinct approaches
258          of using external vs. internal effects (see bug #169).
259        - "optional" class: Fixed comparison operators.
260    
261      * Gigasampler/GigaStudio format engine:
262        - Format extension: If requested by instrument then don't play release
263          trigger sample on note-off events.
264    
265      * SFZ format engine:
266        - Fixed memory leak when releasing samples
267          (fixes bug #307, patch by Jacek Roszkowski)
268        - Fixed potential crash when a sample is shared by more than one region
269          (fixes bug #308, patch by Jacek Roszkowski).
270        - Opcode 'sample': Added support for built-in sample '*silence'
271          (fixes bug #310, patch by Jacek Roszkowski).
272    
273    Version 2.1.0 (25 Nov 2017)
274    
275      * SFZ format engine:
276        - added support for <global>, <master> and #define (patch by Alby M)
277        - Removed code duplication in SFZ file loading code.
278        - Added support for sfz extension opcode 'script' which may be used to
279          load real-time instrument script file (NKSP script language).
280        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
281        - Fixed unintended volume fade-in of voices under certain conditions.
282        - sfz parser: allow missing space between header and opcode
283    
284      * Gigasampler/GigaStudio format engine:
285        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
286          cutoff settings.
287        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
288          all if an up-pitch of more than 40 semi tones was requested (I don't
289          think there is any stock gig sound that requires this behavior to
290          resemble its original sound).
291        - Added support for controlling whether the individual EGADSR stages may
292          be aborted (as LinuxSampler extension to the original GigaStudio 4
293          format).
294    
295      * general changes:
296        - fixed printf type errors (mostly in debug messages)
297        - use unique_ptr instead of auto_ptr when building with C++11
298        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
299          allowing to sort data efficiently in real-time safe manner.
300        - RTList class: added methods for moving/inserting elements to arbitrary
301          position within a list.
302        - RTList class: added method fromPtr() for creating an Iterator object from
303          a raw element pointer.
304        - Attempt to partly fix resetting engine channels vs. resetting engine, an
305          overall cleanup of the Reset*(), ConnectAudioDevice(),
306          DisconnectAudioDevice() API methods would still be desirable though,
307          because the current situation is still inconsistent and error prone.
308        - Active voices are now internally grouped to "Note" objects, instead of
309          being directly assigned to a keyboard key. This allows more fine graded
310          processing of voices, which is i.e. required for certain instrument
311          script features.
312        - Fix: Release trigger voices were not spawned on sustain pedal up
313          (CC #64) events.
314        - Fix: Release trigger voices can now also distinguish correctly between
315          note-off and sustain pedal up events.
316        - All engines: Increased ramp speed of volume smoother and pan smoother
317          (while slow rate of crossfade smoother is preserved) to allow quick
318          volume and pan changes by instrument scripts for instance.
319        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
320          properly and thus were ignored for certain uses.
321        - Added new C++ API method
322          VirtualMidiDevice::SendChannelPressureToSampler().
323        - windows, 32-bit: fixed potential crashes by making sure the stack in
324          sub threads is 16-byte aligned
325        - fixed numerous compiler warnings
326        - Fixed invalid (note-on) event ID being assigned to new Note objects.
327        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
328          fixes potential undefined behavior.
329        - Fixed Note object leak when triggering notes on keys which did not
330          have a valid sample mapped (fixes bug #252).
331        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
332        - linuxsampler binary fix: option --create-instruments-db ignored
333          subsequent optional argument due to glibc's implementation oddity
334          which expects a "=" sign, but no space between them.
335    
336      * packaging changes:
337        - removed unnecessary dependency to libuuid
338          (originated by libgig's usage of it)
339        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
340          auto detect whether it (sh/c)ould output its messages in color.
341        - Debian: Fixed packaging error about invalid "Source-Version"
342          substitution variable.
343        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
344        - Debian: Added build dependency to libsqlite3-dev for building
345          linuxsampler with instruments DB support.
346    
347      * Real-time instrument scripts:
348        - Implemented scheduler for delayed MIDI events and for suspended scripts.
349        - Built-in script function "wait()": implemented support for function's
350          "duration-us" argument, thus scripts using this function are now
351          correctly resumed after the requested amount of microseconds.
352        - Built-in script function "play_note()": implemented support for
353          function's "duration-us" argument, thus notes triggered with this
354          argument are now correctly released after the requested amount of
355          microseconds.
356        - Fix: script events were not cleared when engine channel was reset,
357          potentially causing undefined behavior.
358        - Fixed crash which happened when trying to reference an undeclared
359          variable.
360        - Built-in script function "play_note()": Added support for passing
361          special value -1 for "duration-us" argument, which will cause the
362          triggered note to be released once the original note was released.
363        - Instrument script classes now exported with the liblinuxsampler C++ API.
364        - Added new API method ScriptVM::syntaxHighlighting() which provides
365          a convenient syntax highlighting backend for external instrument
366          script editor applications.
367        - Added new C++ API class "ScriptVMFactory".
368        - Extended parser issues to provide not only first line and first
369          column, but also last line and last column of issue (thus marking
370          the precise span of the issue within the source code).
371        - Reload script automatically after being modified by an instrument
372          editor.
373        - NKSP language grammar correction: allow empty event handler bodies
374          like "on note end on".
375        - Implemented built-in script function "change_vol()".
376        - Implemented built-in script function "change_tune()".
377        - Implemented built-in script function "change_pan()".
378        - Implemented built-in script function "change_cutoff()".
379        - Implemented built-in script function "change_reso()".
380        - Implemented built-in script function "event_status()".
381        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
382          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
383          "event_status()" function.
384        - NKSP language: Added support for bitwise operators ".or.", ".and."
385          and ".not.".
386        - NKSP language scanner: Fixed IDs matching to require at least one
387          character (i.e. when matching function names or variable names).
388        - NKSP language scanner: disabled unusued rules.
389        - Fixed behavior of play_note() and note_off() functions which must
390          be distinguished engine internally from "real" MIDI note on/off
391          events in order to avoid misbehaviors like hanging notes.
392        - Implemented built-in script variable "$KSP_TIMER".
393        - Implemented built-in script variable "$NKSP_REAL_TIMER".
394        - Implemented built-in script variable "$NKSP_PERF_TIMER".
395        - Implemented built-in script variable "$ENGINE_UPTIME".
396        - Implemented built-in script function "inc()".
397        - Implemented built-in script function "dec()".
398        - NKSP language fix: division expressions were evaluated too often.
399        - NKSP language fix: string concatenation operator was right
400          associative instead of left (to right).
401        - NKSP language correction: allow empty statements in entire language
402          (i.e. "if end if").
403        - Implemented built-in script function "stop_wait()".
404        - Implemented built-in script variable "$NI_CALLBACK_ID".
405        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
406        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
407        - Added support for read-only built-in variables (respectively
408          handled by the script parser).
409        - Added built-in script constant "$NI_CB_TYPE_INIT".
410        - Added built-in script constant "$NI_CB_TYPE_NOTE".
411        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
412        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
413        - NKSP Language: Added support for user defined script functions.
414        - Implemented built-in script function "change_attack()".
415        - Implemented built-in script function "change_decay()".
416        - Implemented built-in script function "change_release()".
417        - Fixed all change_*() built-in script functions to apply their
418          synthesis parameter changes immediately in case the respective note
419          was triggered at the same time, instead of scheduling the parameter
420          change, especially because it would cause some parameter types's
421          changes either to be ramped (i.e. change_vol()) or other types even
422          to have not effect at all (i.e. change_attack()).
423        - Implemented built-in script function "sh_left()".
424        - Implemented built-in script function "sh_right()".
425        - Implemented built-in script function "min()".
426        - Implemented built-in script function "max()".
427        - NKSP Fix: "init" event handler was not always executed when a script
428          was loaded.
429        - NKSP built-in wait() script function: abort script execution if
430          a negative or zero wait time was passed as argument (since this is
431          a common indication of a bug either of the script or even of the
432          engine, which could lead to RT instability or even worse).
433        - ScriptVM: Implemented automatic suspension of RT safety
434          threatening scripts.
435        - Provide more user friendly error messages on syntax errors.
436        - Fixed NKSP parser warning "Not a statement" when assigning an
437          initializer list to an array variable.
438        - Implemented built-in script array variable "%ALL_EVENTS".
439        - Implemented built-in script function "in_range()".
440        - Implemented built-in script function "change_amp_lfo_depth()".
441        - Implemented built-in script function "change_amp_lfo_freq()".
442        - Implemented built-in script function "change_pitch_lfo_depth()".
443        - Implemented built-in script function "change_pitch_lfo_freq()".
444        - Implemented built-in script function "change_vol_time()".
445        - Implemented built-in script function "change_tune_time()".
446        - Implemented built-in script function "fade_in()".
447        - Implemented built-in script function "fade_out()".
448        - Fixed acceptance of wrong data type of parameters passed to built-in
449          script functions "change_vol()", "change_tune()", "change_pan()",
450          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
451          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
452          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
453        - Added built-in script function "get_event_par()" and implemented some
454          of its possible parameter selections.
455        - Added built-in script function "set_event_par()" and implemented some
456          of its possible parameter selections.
457        - Fixed a bunch of scheduler time related bugs.
458        - Fixed polyphonic variables not being reset to zero after usage.
459        - Built-in "ignore_event()" function: argument is now optional, like with
460          built-in function "ignore_controller()".
461        - Implemented built-in script function "change_velo()".
462        - Implemented built-in script function "change_note()".
463        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
464          intuitive behavior if used in combination with "change_vol_time()" or
465          "change_tune_time()" respectively: now tuning/volume changes are only
466          assigned (without delay) immediately to a new note if the respective
467          timing function has not been called before, otherwise the volume/tuning
468          changes are automatically faded (before, only the event's time stamp was
469          relevant).
470         - Implemented built-in script function "array_equal()".
471         - Implemented built-in script function "search()".
472         - Implemented built-in script function "sort()".
473         - NKSP Fix: Never suspend "init" event handlers.
474         - Implemented built-in script function "same_region()" (currently only
475           available for gig format engine).
476         - Added built-in script constant "$NKSP_LINEAR".
477         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
478         - Implemented built-in script function "change_vol_curve()".
479         - Implemented built-in script function "change_tune_curve()".
480         - built-in "play_note()" function now supports a sample playback start
481           offset with argument 3, where special value -1 means to use the regular
482           sample offset as defined by the instrument file.
483         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
484         - Built-in variable $EVENT_NOTE is now a read-only variable.
485         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
486         - built-in "play_note()" function now accepts -2 for its fourth argument
487           (note duration) which means the life time of the note shall be sticked
488           to the requested note number of argument 1.
489         - Fix: built-in "play_note()" function now returns 0 as result value if
490           -1 was passed for its fourth argument (note duration) and the respective
491           parent note is already gone.
492        - Implemented built-in script function "change_play_pos()".
493        - NKSP language: Added support for user declared const array variables.
494        - NKSP language: Raise parser warning if array variable is accessed with
495          an index that exceeds the array's size.
496        - NKSP language fix: Unknown characters were not handled correctly.
497        - NKSP language: Added support for "synchronized .. end synchronized"
498          code blocks.
499        - Implemented built-in script function "abort()" which allows to abort
500          another script handler by passing its callback ID.
501        - Fixed potential memory access bug and potential undefined behavior of
502          "init" event handlers.
503        - Print a time stamp along to each call of built-in function "message()".
504        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
505          to retrieve all code blocks filtered out by the preprocessor.
506        - Added built-in script function "fork()".
507        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
508        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
509        - Fixed potential crash when accessing dynamic built-in array variables.
510        - Added built-in script function "callback_status()".
511        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
512        - Added built-in constant $CALLBACK_STATUS_QUEUE.
513        - Added built-in constant $CALLBACK_STATUS_RUNNING.
514        - Removed max. value limitation of built-in functions "change_attack()",
515          "change_decay()" and "change_release()" to i.e. allow passing 2000000
516          for doubling the respective time.
517        - NKSP script editor syntax highlighting API: Fixed app termination due
518          to a lexer start condition stack underrun.
519        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
520          USE_CODE_IF_NOT() preprocessor statements.
521        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
522          can be set to disable all subsequent built-in "message()" function calls
523          on preprocessor level.
524        - Implemented built-in script function "change_sustain()".
525        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
526          to avoid the editor app to crash on ill-formed text input.
527        - Added built-in script function "change_pan_time()".
528        - Added built-in script function "change_pan_curve()".
529        - Added built-in script function "change_cutoff_attack()".
530        - Added built-in script function "change_cutoff_decay()".
531        - Added built-in script function "change_cutoff_sustain()".
532        - Added built-in script function "change_cutoff_release()".
533        - Added built-in script function "change_cutoff_lfo_depth()".
534        - Added built-in script function "change_cutoff_lfo_freq()".
535    
536      * Instruments DB:
537        - Fixed memory access bug of general DB access code which lead to
538          undefined behavior.
539        - Cleanup of instruments DB file creation and opening code.
540        - The instrument DB path of linuxsampler's --create-instruments-db argument
541          is now optional, if it is missing, then a default location is used.
542        - Added support for scanning SFZ (.sfz) files.
543        - Added support for scanning Sound Font (.sf2) files.
544        - Fixed undefined DB transaction behavior.
545    
546    Version 2.0.0 (15 July 2015)
547    
548    * packaging changes:    * packaging changes:
549      - fixed building with newer MinGW-w64      - fixed building with newer MinGW-w64
# Line 18  Version CVS HEAD (?) Line 560  Version CVS HEAD (?)
560      - Mac OS X: made it possible to specify plugin installation dir to      - Mac OS X: made it possible to specify plugin installation dir to
561        configure        configure
562      - Mac OS X: Makefile fix for the install-strip target      - Mac OS X: Makefile fix for the install-strip target
563        - fixed compilation with gcc 4.7
564        - fixed configure script error with old autoconf versions
565        - lsatomic.h: use gcc provided atomic functions if building with
566          gcc 4.7 and C++11
567        - modernized configure script
568        - fixed linkage error when building with
569          LDFLAGS="-Wl,--no-undefined" (#190)
570        - fixed compilation with Clang 3.2
571        - removed usage of deprecated Automake variable INCLUDES
572        - fixed building with C++11
573        - build fix: ChangeFlagRelaxed.h was missing in makefile
574        - build fix: libsndfile compiler flags were missing in some
575          makefiles
576        - fix for building with bison 3.0 (#202)
577        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
578          on the process's main thread
579        - fixed build error on newer MinGW
580        - support building with older jack versions
581        - support building with spaces in vst sdk path
582        - enabled automake 'subdir-objects' option and moved external
583          source references (vst, au, asio) from makefiles to cpp files,
584          in order to get rid of warnings from automake 1.14
585    
586    * general changes:    * general changes:
587      - Refactoring: moved the independent code from      - Refactoring: moved the independent code from
# Line 42  Version CVS HEAD (?) Line 606  Version CVS HEAD (?)
606      - raised limit of program change queue from 100 to 512      - raised limit of program change queue from 100 to 512
607        (as suggested by Alex Stone)        (as suggested by Alex Stone)
608      - implemented sine LFO, pulse LFO and saw LFO      - implemented sine LFO, pulse LFO and saw LFO
609        - experimental support for per voice equalization
610        - added command line option --exec-after-init
611        - Introduced new C++ API method:
612          EngineChannel::InstrumentFileName(int index)
613          allowing to retrieve the whole list of files used for the loaded
614          instrument on an engine channel (a.k.a. part). Some GigaStudio
615          instruments for example are splitted over several files like
616          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
617        - Added new C++ API method Sampler::GetGlobalMaxVoices().
618        - Added new C++ API method Sampler::GetGlobalMaxStreams().
619        - Added new C++ API method Sampler::SetGlobalMaxVoices().
620        - Added new C++ API method Sampler::SetGlobalMaxStreams().
621        - Various "const" and "restrict" optimizations.
622        - all engines: add pan CC value to instrument pan parameter before
623          applying panning, instead of using two separate pan functions in
624          series (#182)
625        - added a lock guard class for exception safe mutex handling and
626          used it everywhere appropriate
627        - Immediately apply scale tuning changes to active voices.
628        - Exposed scale tuning to C++ API (along to the already existing standard
629          SysEx way).
630        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
631          and broken for ppc64. (Seq_cst loads and stores are actually not
632          used in LS, so the bug wasn't noticable.)
633        - lsatomic.h: added ARMv7 support
634        - Added support for multiple MIDI input ports per sampler channel (and
635          added various new C++ methods for this new feature / design change, old
636          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
637          as deprecated but are still there and should provide full behavior
638          backward compatibility).
639        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
640          unsafe and caused compilation error with clang 2.x).
641        - Bugfix: only process the latest MIDI program change event.
642        - Introducing the LSCP shell, which provides convenient control of the
643          sampler from the command line by providing LSCP aware features.
644        - VirtualMidiDevice: Added support for program change.
645        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
646        - VirtualMidiDevice: Added support for pitch bend.
647        - Aftertouch: extended API to explicitly handle channel pressure and
648          polyphonic key pressure events (so far polyphonic pressure was not
649          supported at all, and channel pressure was rerouted as CC128 but not
650          used so far).
651        - Added initial support for real-time instrument scripts. The script VM
652          code is shared by all sampler engine implemementations, however only the
653          gig file format currently provides support for storing instrument scripts
654          (as LinuxSampler extension to the original GigaStudio 4 format).
655    
656    * Gigasampler format engine:    * Gigasampler format engine:
657      - implemented the "round robin keyboard" dimension      - implemented the "round robin keyboard" dimension
# Line 49  Version CVS HEAD (?) Line 659  Version CVS HEAD (?)
659        dimension zones is not a power of two        dimension zones is not a power of two
660      - made round robin use a counter for each region instead of each      - made round robin use a counter for each region instead of each
661        key        key
662        - bugfix: pitch LFO controller "internal+aftertouch" was broken
663        - bugfix: filter keyboard tracking was broken
664        - filter performance fix (an unnecessary copy was made of the
665          filter parameters in each sub fragment)
666        - handle special case when pan parameter in gig file has max or
667          min value
668        - Exclusive Groups: don't ever stop voices of the same note,
669          doesn't sound naturally with a drumkit
670        - fixed EG1 modulation when attack or release is zero
671        - Fixed support for 'aftertouch' attenuation controller.
672        - Fixed crash that happened with velocity split sounds under certain
673          conditions (see also previous commit on libgig).
674        - fixed behaviour of filter LFO
675    
676    * SFZ format engine:    * SFZ format engine:
677      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 112  Version CVS HEAD (?) Line 735  Version CVS HEAD (?)
735        fileg_vel2release        fileg_vel2release
736      - implemented opcode lfoN_wave      - implemented opcode lfoN_wave
737      - implemented opcode pitchlfo_depthccN      - implemented opcode pitchlfo_depthccN
738        - implemented opcodes lfoN_phase, lfoN_phase_onccX,
739          lfoN_pitch, lfoN_pitch_onccX
740        - implemented opcodes pitchlfo_fade,
741          fillfo_fade, amplfo_fade, lfoN_fade, lfoN_fade_onccX
742        - implemented opcodes fillfo_freqccN,
743          pitchlfo_freqccN, amplfo_freqccN, lfoN_freq_onccX
744        - implemented opcodes ampeg_delayccN, ampeg_startccN,
745          ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
746          ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
747        - lfoN_* and egN_* opcodes defined in group sections
748          are now taken into account
749        - implemented curves
750        - implemented opcodes volume_onccN, volume_curveccN
751        - implemented opcode volume_smoothccN
752        - implemented opcodes fillfo_depthccN, amplfo_depthccN,
753          lfoN_volume, lfoN_volume_onccX, lfoN_volume_smoothccX,
754          lfoN_freq_smoothccX, lfoN_pitch_smoothccX, lfoN_pan_onccX,
755          lfoN_pan_smoothccX, lfoN_cutoff_onccX, lfoN_cutoff_smoothccX,
756          lfoN_resonance_onccX, lfoN_resonance_smoothccX, lfoN_delay_onccX
757        - implemented opcode end
758        - implemented opcodes egN_amplitude_onccX,
759          egN_volume, egN_volume_onccX, egN_cutoff, egN_cutoff_onccX,
760          egN_pitch, egN_pitch_onccX, egN_resonance, egN_resonance_onccX
761        - implemented opcodes xfin_lokey, xfin_hikey,
762          xfout_lokey, xfout_hikey, xf_keycurve, xfin_lovel, xfin_hivel,
763          xfout_lovel, xfout_hivel, xf_velcurve, xfin_loccN, xfin_hiccN,
764          xfout_loccN, xfout_hiccN, xf_cccurve
765        - implemented opcodes pan_onccN, pan_smoothccN,
766          pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
767          egN_pan_curveccX, pitch_veltrack
768        - when failed to parse a sfz file
769          print the line number on which the error occurs
770        - use common pool of CC objects to minimize RAM usage
771        - implemented opcodes amplfo_delay_onccN,
772          amplfo_fade_onccN, fillfo_delay_onccN, fillfo_fade_onccN,
773          pitchlfo_delay_onccN, pitchlfo_fade_onccN
774        - implemented opcodes fileg_delay_onccN,
775          fileg_start_onccN, fileg_attack_onccN, fileg_hold_onccN,
776          fileg_decay_onccN, fileg_sustain_onccN, fileg_release_onccN,
777          fileg_depth_onccN, pitcheg_delay_onccN, pitcheg_start_onccN,
778          pitcheg_attack_onccN, pitcheg_hold_onccN, pitcheg_decay_onccN,
779          pitcheg_sustain_onccN, pitcheg_release_onccN, pitcheg_depth_onccN
780        - implemented automatic aliasing *ccN <-> *_onccN
781        - *lfo_freqccN wasn't working when the respective *lfo_freq
782          was not set or was set to zero
783        - lfoN_freq_onccX wasn't working when lfoN_freq
784          was not set or was set to zero
785        - implemented opcodes resonance_onccN, resonance_smoothccN,
786          resonance_curveccN, cutoff_smoothccN, cutoff_curveccN
787        - implemented opcodes fillfo_depthchanaft,
788          fillfo_freqchanaft, amplfo_depthchanaft, amplfo_freqchanaft,
789          pitchlfo_depthchanaft, pitchlfo_freqchanaft
790        - implemented opcodes pitch_onccN,
791          pitch_curveccN, pitch_smoothccN, pitch_stepccN
792        - implemented opcodes volume_stepccN, pan_stepccN,
793          cutoff_stepccN, resonance_stepccN, lfoN_freq_stepccX,
794          lfoN_volume_stepccX, lfoN_pitch_stepccX, lfoN_pan_stepccX,
795          lfoN_cutoff_stepccX, lfoN_resonance_stepccX
796        - implemented opcodes eq1_freq, eq2_freq, eq3_freq,
797          eq1_freqccN, eq2_freqccN, eq3_freqccN, eq1_bw, eq2_bw, eq3_bw,
798          eq1_bwccN, eq2_bwccN, eq3_bwccN, eq1_gain, eq2_gain, eq3_gain,
799          eq1_gainccN, eq2_gainccN, eq3_gainccN
800        - implemented opcodes delay, delay_onccN, delay_random,
801          delay_samples, delay_samples_onccN
802        - implemented opcodes egN_eq1gain, egN_eq2gain, egN_eq3gain,
803          egN_eq1gain_onccX, egN_eq2gain_onccX, egN_eq3gain_onccX, egN_eq1freq,
804          egN_eq2freq, egN_eq3freq, egN_eq1freq_onccX, egN_eq2freq_onccX,
805          egN_eq3freq_onccX, egN_eq1bw, egN_eq2bw, egN_eq3bw, egN_eq1bw_onccX,
806          egN_eq2bw_onccX, egN_eq3bw_onccX, lfoN_eq1gain, lfoN_eq2gain,
807          lfoN_eq3gain, lfoN_eq1gain_onccX, lfoN_eq2gain_onccX, lfoN_eq3gain_onccX,
808          lfoN_eq1gain_smoothccX, lfoN_eq2gain_smoothccX, lfoN_eq3gain_smoothccX,
809          lfoN_eq1gain_stepccX, lfoN_eq2gain_stepccX, lfoN_eq3gain_stepccX,
810          lfoN_eq1freq, lfoN_eq2freq, lfoN_eq3freq, lfoN_eq1freq_onccX,
811          lfoN_eq2freq_onccX, lfoN_eq3freq_onccX, lfoN_eq1freq_smoothccX,
812          lfoN_eq2freq_smoothccX, lfoN_eq3freq_smoothccX, lfoN_eq1freq_stepccX,
813          lfoN_eq2freq_stepccX, lfoN_eq3freq_stepccX, lfoN_eq1bw, lfoN_eq2bw,
814          lfoN_eq3bw, lfoN_eq1bw_onccX, lfoN_eq2bw_onccX, lfoN_eq3bw_onccX,
815          lfoN_eq1bw_smoothccX, lfoN_eq2bw_smoothccX, lfoN_eq3bw_smoothccX,
816          lfoN_eq1bw_stepccX, lfoN_eq2bw_stepccX, lfoN_eq3bw_stepccX
817        - implemented opcodes eq1_vel2freq, eq2_vel2freq,
818          eq3_vel2freq, eq1_vel2gain, eq2_vel2gain, eq3_vel2gain
819        - sfz parser: allow double spaces in sample filenames
820        - sfz parser: allow absolute paths for sample filenames
821        - use linear decay and release for filter and pitch EG
822        - bugfix: only the first amp_veltrack definition in a file was
823          used
824        - bugfix: looping was disabled if loop_start was set to 0
825        - allow regions with end=-1 to turn off other regions using the
826          group and off_by opcodes (#168)
827        - made end=0 play the whole sample
828        - fixed support for lochan and hichan opcodes (#155)
829        - fixed crash when using lochan/hichan opcodes (#187)
830        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
831        - added FLAC support (#191)
832        - sfz parser bugfix: lines starting with whitespace were ignored
833        - added amplitude opcode
834        - added support for "#include" instruction
835          (modified patch which was originally posted by Sergey on LS mailing list)
836        - bugfix: generation of velocity curves etc should not be done
837          after each "#include", only after the main file is parsed
838        - bugfix: line numbers in error messages were wrong after "#include"
839        - added support for float and 32 bit sample files
840    
841    * SoundFont format engine:    * SoundFont format engine:
842      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 120  Version CVS HEAD (?) Line 845  Version CVS HEAD (?)
845      - fine-tuned amplitude EG (by switching from gig to sfz EG)      - fine-tuned amplitude EG (by switching from gig to sfz EG)
846      - initial implementation of Vibrato LFO and Modulation LFO      - initial implementation of Vibrato LFO and Modulation LFO
847      - initial implementation of cutoff filter      - initial implementation of cutoff filter
848        - use linear decay and release for filter and pitch EG
849    
850    * 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:  
851      - AU bugfix: failed to destroy its audio/MIDI devices      - AU bugfix: failed to destroy its audio/MIDI devices
852      - Listen to all interfaces on Mac OS X (INADDR_ANY)      - Listen to all interfaces on Mac OS X (INADDR_ANY)
853      - 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 861  Version CVS HEAD (?)
861      - VST: made it possible to build the VST plugin for Mac      - VST: made it possible to build the VST plugin for Mac
862      - AU: link AU plugin dynamically if --disable-shared isn't      - AU: link AU plugin dynamically if --disable-shared isn't
863        specified        specified
864        - LV2 "state" extension support (patch by David Robillard)
865        - VST bugfix: instrument loading hang and crashed the host when
866          the plugin was loaded a second time (#174)
867        - plugin bugfix: instrument loading hang when the plugin was
868          loaded a second time (this time it's for Linux and Mac, previous
869          similar fix was for Windows)
870        - thread safety fixes for the instrument loading thread
871        - LV2: use the new lv2 package if present
872        - VST: try to open Fantasia automatically on Linux and Mac too (on
873          Linux, the Fantasia jar should be placed in <prefix>/share/java)
874        - VST: fixed crashes on Linux Ardour and EnergyXT
875        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
876          port and audio channel routing for DSSI plugins are now visible.
877        - LV2: use urid and atom extensions instead of deprecated uri-map
878          and event
879        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
880        - LV2: changed number of output channels to 16 stereo, just like
881          the VST and AU plugins
882        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
883        - LV2: made LV2 plugin buildable on Windows and Mac
884        - VST: implemented retrieval and switching of programs using the
885          sampler's internal MIDI instrument mapping system
886    
887      * Instrument editor interface:
888        - Changed instrument editor plugin interface, providing additional
889          informations like the EngineChannel for which the instrument editor was
890          spawned for. This allows the instrument editors to interact more actively
891          with the sampler.
892    
893    * MIDI driver:    * MIDI driver:
894      - ALSA MIDI driver supports now "NAME" device parameter, for overriding      - ALSA MIDI driver supports now "NAME" device parameter, for overriding
895        the ALSA sequencer client name        the ALSA sequencer client name
896      - removed limit of maximum amount of MIDI ports per MIDI device, since      - removed limit of maximum amount of MIDI ports per MIDI device, since
897        there is no reason for this limit        there is no reason for this limit
898        - MME: fixed memory handling bug found with cppcheck
899        - MME: removed compiler warning
900        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
901          which allows to retrieve the list of CoreMIDI clients / ports and to connect
902          to them a la JACK, via the usual sampler APIs
903        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
904          the driver will automatically connect to other CoreMIDI clients' ports
905          (e.g. external MIDI devices being attached to the Mac)
906        - added support for MIDI note on velocity filter
907        - CoreMIDI: fixed memory deallocation error
908        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
909          virtual keyboards in frontends / instrument editors being stuck.
910        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
911        - Implemented missing handling of MIDI "running status".
912        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
913        - MME bugfix: driver wasn't closed properly
914        - CoreMIDI: automatically connect to all input sources by default (driver
915          parameter "AUTO_BIND").
916        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
917        - CoreMIDI: fixed minor memory leak
918    
919    * audio driver:    * audio driver:
920      - ASIO driver fixes for newer gcc versions (fix from PortAudio)      - ASIO driver fixes for newer gcc versions (fix from PortAudio)
921        - JACK audio: react on sample rate changes.
922        - JACK audio: react on buffer size changes.
923        - JACK audio: jack_port_get_buffer() was cached and called outside
924          RT context.
925        - ASIO driver: removed compiler warnings
926        - CoreAudio: fixed minor error handling bug
927        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
928        - JACK audio: return the JACK server's current sample rate as default value
929          for audio device parameter "SAMPLERATE" (fixes #166).
930    
931    * LSCP server:    * LSCP server:
932      - 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 964  Version CVS HEAD (?)
964      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
965        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
966        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
967        - provide comprehensive error messages on LSCP syntax errors
968          (suggesting expected next non-terminal symbols)
969        - Fixed client connection not being closed after network errors.
970    
971      * LSCP shell:
972        - Added support for auto correction of obvious and trivial syntax mistakes.
973        - Added support for auto completion by tab key.
974        - Show currently available auto completion while typing.
975        - Added support for browsing command history with up / down keys.
976        - Show all possible next symbols immediately right to the current command
977          line while typing (no double tab required for this feature, as it would
978          be the case in other shells).
979        - Added support for moving cursor left/right with arrow keys.
980        - Added support for built-in LSCP reference documentation, which will
981          automatically show the relevant LSCP reference section on screen as soon
982          as one specific LSCP command was detected while typing on the command
983          line.
984    
985      * Real-time instrument scripts:
986        - Implemented built-in script array variable %CC.
987        - Implemented built-in script int variable $CC_NUM.
988        - Implemented built-in script int variable $EVENT_NOTE.
989        - Implemented built-in script int variable $EVENT_VELOCITY.
990        - Implemented built-in script constant variable $VCC_MONO_AT.
991        - Implemented built-in script constant variable $VCC_PITCH_BEND.
992        - Implemented execution of script event handler "init".
993        - Implemented execution of script event handler "controller".
994        - Implemented execution of script event handler "note".
995        - Implemented execution of script event handler "release".
996        - Implemented built-in script function "play_note()" (only two of the
997          max. four function arguments are currently implemented yet though).
998        - Implemented built-in script int variable $EVENT_ID.
999        - Implemented built-in script function "ignore_event()"
1000        - Implemented built-in script function "ignore_controller()" (may have one
1001          or no argument).
1002        - Implemented built-in script function "set_controller()".
1003        - Added extended script VM for the Gigasampler/GigaStudio format sampler
1004          engine, which extends the general instrument script VM with Giga format
1005          specific variables and functions.
1006        - Giga format scripts: added built-in script int constant variables
1007          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
1008          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
1009          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
1010          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
1011          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
1012          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
1013          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
1014          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
1015          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
1016          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
1017        - Giga format scripts: Implemented built-in script function
1018          "gig_set_dim_zone(event_id, dimension, zone)".
1019        - Implemented built-in script int array variable %KEY_DOWN.
1020        - Implemented built-in script function "abs()".
1021        - Implemented built-in script function "random()".
1022        - Implemented built-in script function "num_elements()".
1023        - Implemented built-in script function "note_off()".
1024        - Implemented built-in script function "set_event_mark()".
1025        - Implemented built-in script function "delete_event_mark()".
1026        - Implemented built-in script function "by_marks()".
1027        - Added built-in script int const variables $MARK_1 to $MARK_28.
1028        - Built-in script functions "ignore_event()", "note_off()" and
1029          "gig_set_dim_zone()" now also accept an array of event IDs as argument
1030          (i.e. return value of new script function "by_marks()").
1031        - Pass/preserve polyphonic variable data from respective "note" event
1032          handler to "release" event handler.
1033        - Fixed crash when using built-in script function "by_marks()".
1034    
1035    * Bug fixes:    * Bug fixes:
1036      - 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 1050  Version CVS HEAD (?)
1050        it caused hanging threads on Windows        it caused hanging threads on Windows
1051      - Fixed possible crashes due to corrupted MIDI/audio device list      - Fixed possible crashes due to corrupted MIDI/audio device list
1052        after MIDI/audio device creation failure        after MIDI/audio device creation failure
1053        - When creating MIDI instrument map entries with "PERSISTENT" type, the
1054          instruments were uselessly precached with zero samples, however it still
1055          took the full preloading time and on 1st program change the respective
1056          instrument was completely reloaded again.
1057        - fixed handling of rapid bank select and program change messages
1058          sent to the same sampler channel (patch from the Open Octave
1059          project, slightly adjusted)
1060        - fixed crash when trying to create an effect instance with controls
1061          which min and/or max values depend on the sample rate
1062        - fixed bug #162
1063        - bugfix: LADSPA_PATH was not evaluated correctly when containing
1064          multiple paths (#165)
1065        - thread safety fixes for the instrument loading thread
1066        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
1067          (#176)
1068        - more thread safety fixes for the instrument loading thread
1069        - sfz/sf2 engine: fixed crash when using small audio fragment size
1070        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
1071        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
1072          introduced in previous fix)
1073        - fixed crash when a channel received a program change while
1074          playing a note in a key group
1075        - fixed erroneous error message piping in VoiceBase.h
1076          (labelled "Disk stream not available in time")
1077        - Update effects on sample rate & period size changes (to avoid
1078          crashes and noise on such transitions).
1079        - ignore missing LADSPA paths without ignoring valid LADSPA paths
1080          (fixes #208)
1081        - Fixed bug in LSCP grammar definition which caused a statement like
1082          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
1083          practically irrelevant, however it caused problems with the new LSCP
1084          shell's auto completion feature).
1085        - Fixed MIDI program change messages being ignored if quickly executed
1086          after each other (fixes #231).
1087    
1088  Version 1.0.0 (31 July 2009)  Version 1.0.0 (31 July 2009)
1089    
# Line 270  Version 1.0.0 (31 July 2009) Line 1148  Version 1.0.0 (31 July 2009)
1148      - Windows: add the installation directory to the DLL search path      - Windows: add the installation directory to the DLL search path
1149        when loading an editor plugin (solves problems with VST and        when loading an editor plugin (solves problems with VST and
1150        gigedit on systems with other GTK versions installed)        gigedit on systems with other GTK versions installed)
1151        - updated linuxsampler man page
1152    
1153    * audio driver:    * audio driver:
1154      - 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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