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revision 2316 by persson, Sat Feb 18 13:51:38 2012 UTC revision 3790 by schoenebeck, Sun Jun 14 14:29:41 2020 UTC
# Line 1  Line 1 
1  Version CVS HEAD (?)  Version SVN trunk (?)
2    
3    * plugin changes:    * general changes:
4      - LV2 "state" extension 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        - Using now cubic interpolation as resampling algorithm by default; and
30          linear interpolation is deprecated now.
31        - Event:Init(): memset() entire Event::Param union to zero instead of trying
32          to do that for its individual members; the latter became error prone due
33          to the union's growing complexity meanwhile.
34        - EngineChannel: Overhaul of RPN/NRPN related methods: Added new
35          *Rpn*Parameter*() methods as replacement for previous *Rpn*Controller*()
36          methods and marked the old ones as deprecated; and likewise added new
37          *Nrpn*Parameter*() methods as replacement for previous *Nrpn*Controller*()
38          methods and marked those old ones deprecated as well.
39        - Added support for MIDI CC #38 (data entry LSB): this allows higher value
40          resolution for certain (e.g. hard coded) RPN and NRPN parameters.
41        - Implemented support for compressed RPN/NRPN message sequences (that is to
42          allow processing MIDI data entry messages without always having to be
43          preceded strictly by RPN/NRPN parameter selection messages on each value
44          change).
45        - Added support for MIDI CC #96 (data increment) and MIDI CC #97 (data
46          decrement).
47        - Added support for 'null function RPN/NRPN' (which is RPN/NRPN parameter
48          MSB=127 and LSB=127) and which is disabling subsequent data
49          entry/increment/decrement CC messages.
50        - Fixed crash when editing key groups (a.k.a. exclusive groups) with an
51          instrument editor.
52        - Fixed playing noise at the end of a disk stream under certain conditions.
53        - Fixed potential crash with high pitch at end of RAM playback.
54        - Added configure checks whether C++ compiler supports so called
55          'designated initializers'.
56        - Added global backtraceAsString() function for debugging purposes
57          (POSIX systems only, no Windows implementation yet).
58        - Thread class: Added new methods pushCancelable(), popCancelable(), name(),
59          nameOfCaller() and setNameOfCaller().
60        - configure: Always check for availability of pthread_testcancel() and use
61          it if so (previously it was only used if explicitly enabled by configure
62          option).
63        - Thread class: raise compiler warning if pthread_testcancel() is not
64          available, because it can lead to deadlocks.
65        - Mutex class: Implemented optional bug detection and deadlock debugging
66          features.
67        - Ref<> class is now thread safe (as lock-free and wait-free
68          implementation).
69        - Fixed compilation error with Bison >= 3.6.0.
70    
71      * Real-time instrument scripts:
72        - Added method ScriptVM::setExitResultEnabled() which allows to
73          explicitly enable the built-in exit() function to optionally accept
74          one function argument; the value of the passed exit() function
75          argument will then become available by calling
76          VMExecContext::exitResult() after script execution.
77        - 64 bit support for NKSP integer scripts variables (declare $foo).
78        - Variable names, function names and preprocessor condition names must start
79          with a regular character (a-z or A-Z); starting them with a digit or
80          underscore is not allowed.
81        - NKSP parser fix: equal comparison operator "=" and not equal comparison
82          operator "#" must only accept integer operands.
83        - NKSP language: Implemented support for standard units like Hertz, seconds,
84          Bel including support for metric unit prefixes; so one can now e.g.
85          conveniently use numbers in scripts like "5us" meaning "5 microseconds",
86          or e.g. "12kHz" meaning "12 kilo Hertz", or e.g. "-14mdB" meaning
87          "minus 14 Millidecibel", or e.g. "28c" meaning "28 cents" (for tuning).
88        - NKSP language: Introduced "final" operator "!" which is specifically
89          intended for synthesis parameter values to denote that the synthesis
90          parameter value is intended to be the "final" value for that synthesis
91          parameter that should explicitly be used by the engine and thus causing
92          the sampler engine to ignore all other modulation sources for the same
93          synthesis parameter (like e.g. LFO, EG); by simply prefixing a value,
94          variable or formula with this new "!" operator the expression is marked as
95          being "final".
96        - NKSP script editor API: Added support for detecting standard unit tokens
97          and their potential metric prefix token.
98        - NKSP language: Added support for NKSP real number literals and
99          arithmetic operations on them (e.g. "(3.9 + 2.9) / 12.3 - 42.0").
100        - NKSP language: Added support for NKSP real number (floating point) script
101          variables (declare ~foo).
102        - NKSP language: Added support for NKSP real number (floating point) array
103          script variables (declare ?foo[]).
104        - Built-in script function "message()" accepts now real number argument as
105          well.
106        - Added built-in script function "real_to_int()" and its short hand form
107          "int()" for casting from real number to integer in NKSP scripts.
108        - Added built-in script function "int_to_real()" and its short hand form
109          "real()" for casting from integer to real number in NKSP scripts.
110        - Allow built-in exit() function to potentially accept real number type
111          argument as well.
112        - Built-in script functions may have a different return type depending on
113          the arguments passed to the function.
114        - Built-in script function "abs()" optionally accepts and returns real
115          number.
116        - Built-in script functions "min()" and "max()" optionally accept real
117          number arguments and return real number as result in that case.
118        - NKSP VM API: Allow units and 'final'ness to be returned as result from
119          built-in functions (added methods VMFunction::returnUnitType() and
120          VMFunction::returnsFinal() for that purpose which must be implemented by
121          built-in function implementations).
122        - NKSP language: Allow metric unit prefixes of numeric scalar and array
123          variables to be changed freely at runtime (unlike unit types like Hz etc.
124          which are still sticky, parse-time features of variables which cannot be
125          changed at runtime for the intentional sake of determinism).
126        - NKSP language: 'final' values are prohibited for array variables for now
127          (attempt causes a parsers error).
128        - NKSP language: expressions with unit types (e.g. Hz) are prohibited for
129          conditions of runtime control structures like if(), while(), select()
130          (attempt causes a parser error).
131        - NKSP VM API: Allow built-in functions to perform their own, individual
132          parse time checks of arguments going to be passed to the function at
133          runtime (added method VMFunction::checkArgs() for that purpose).
134        - NKSP language: raise parser warning if only one operand of binary
135          operators (like logical 'or' comparison) contain a 'final' value (because
136          it would always yield in a 'final' result in such cases).
137        - NKSP language: Allow comparison (=, #, <, >, <=, >=) of values with
138          different metric unit prefixes, which will behave as expected (e.g.
139          result of expression '1000us < 2ms' is true).
140        - NKSP language: Allow adding values with different metric unit prefixes
141          (e.g. result of expression '100Hz + 5kHz' is '5100Hz').
142        - NKSP language: Allow subtracting values with different metric unit
143          prefixes (e.g. result of expression '1ms - 20us' is '980us').
144        - NKSP language: Allow multiplying with any metric unit prefixes
145          (e.g. result of expression '2k * 3ms' is '6s'), however multiplications
146          with unit types on both sides (e.g. '2s * 2s') is still prohibited since
147          we don't have any considerable practical use for a term like '4s^2'
148          (hence any attempt multiplying two unit types still causes parser error).
149        - NKSP language: Allow dividing by any metric unit prefixes and allow
150          division of same unit type on both sides (e.g. expression '8kHz / 1000Hz'
151          yields in unit free result '8'). So this is now a way to cast units away
152          e.g. for passing the result to other expressions, certain function calls
153          or variables which are not accepting any units (or that specific unit).
154        - NKSP language: integer arrays and real number arrays can now be converted
155          to strings (e.g. for dumping their content with message() calls for
156          script debugging purposes).
157        - NKSP language: expressions and variables with units are now correctly
158          casted to strings (e.g. with message() calls).
159        - NKSP language: comparing real numbers for equalness (e.g. '~foo = 3.1') or
160          unequalness (e.g. '~foo # 3.1') is now less strict and takes the expected
161          floating point tolerances into account.
162        - NKSP VM API: Added methods VMScalarNumberExpr::evalCastInt() and
163          VMScalarNumberExpr::evalCastReal().
164        - NKSP VM API: Added base class 'VMNumberArrayExpr' for classes
165          'VMIntArrayExpr' and 'VMRealArrayExpr'.
166        - NKSP VM API: replaced all unitPrefix() (parse time) methods by
167          unitFactor() (runtime) methods.
168        - Built-in function "exit()" supports now returning units and 'final'ness
169          for test cases.
170        - The following built-in functions support now units as well: "abs()",
171          "random()", "inc()", "dec()", "in_range()", "min()", "max()",
172          "real_to_int()", "int()", "int_to_real()" and "real()".
173        - Built-in functions "array_equal()", "search()" and "sort()" support now
174          real number arrays (correctly) as well.
175        - Added individual parse time checks of arguments to be passed to built-in
176          functions "random()", "inc()", "dec()", "in_range()", "min()", "max()",
177          "array_equal()" and "search()" specific for their individual purposes.
178        - NKSP VM refactoring: Renamed all methods, functions and classes matching
179          pattern *ScalarNumber* to simply *Number* (that is i.e. classes
180          VMScalarNumberExpr -> VMNumberExpr, ScalarNumberExpr -> NumberExpr,
181          ScalarNumberVariable -> NumberVariable, ScalarNumberBinaryOp ->
182          NumberBinaryOp, VMScalarNumberResultFunction -> VMNumberResultFunction,
183          method VMExpr::asScalarNumberExpr() -> VMExpr::asNumber(), function
184          isScalarNumber() -> isNumber()).
185        - NKSP VM API: Added 4 overridden methods to class VMNumberExpr:
186          evalCastInt(MetricPrefix_t), evalCastInt(MetricPrefix_t,MetricPrefix_t),
187          evalCastReal(MetricPrefix_t), evalCastReal(MetricPrefix_t,MetricPrefix_t)
188          as convenient methods for automatically converting values to expected
189          metric value basis.
190        - Built-in function "wait()" accepts now both integers and real numbers as
191          argument.
192        - NKSP VM API cleanup: Get rid of legacy method
193          VMFunction::argType(vmint iArg) which was already superseded by its new
194          replacement VMFunction::acceptsArgType(vmint iArg, ExprType_t type).
195        - NKSP parser: if wrong argument type was passed to a built-in function and
196          that built-in function accepts more than one data type for the argument,
197          then show all supported data types as parser error message.
198        - Built-in function "play_note()" accepts now real numbers and seconds as
199          unit type as well for its 3rd and 4th function arguments.
200        - The following built-in functions accept now real numbers as well for their
201          2nd function argument: "change_vol()", "change_tune()", "change_cutoff()",
202          "change_attack()", "change_decay()", "change_release()",
203          "change_sustain()", "change_cutoff_attack()", "change_cutoff_decay()",
204          "change_cutoff_sustain()", "change_cutoff_release()",
205          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
206          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
207          "change_pan_time()", "fade_in()", "fade_out()", "change_play_pos()".
208        - Fixed built-in function "change_play_pos()" not having accepted metric
209          prefixes at all.
210        - Fixed the following built-in functions having misinterpreted values given
211          with unit type (for their 2nd argument) as if they were relative values
212          (that is as if they were passed without a unit type): "change_attack()",
213          "change_decay()", "change_release()", "change_cutoff_attack()",
214          "change_cutoff_decay()", "change_cutoff_release()".
215        - Fixed the following built-in functions having applied completely wrong
216          'final' values: "change_sustain()", "change_cutoff_sustain()" (since the
217          respective EGs being their modulation sink assume uint data type with
218          value range 0..1000 instead of 0.0..1.0.
219        - Added individual parse-time checks of function arguments for the following
220          built-in functions: "play_note()", "note_off()", "set_event_mark()",
221          "delete_event_mark()", "by_marks()", "change_cutoff()", "change_attack()",
222          "change_decay()", "change_release()", "change_cutoff_attack()",
223          "change_cutoff_decay()", "change_cutoff_release()",
224          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
225          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()" and
226          "change_pan_time()".
227        - Don't abort function call if unit type was used and at the same time
228          'final' operator was omitted for the primary value argument of the
229          following built-in functions: "change_cutoff()", "change_attack()",
230          "change_decay()", "change_release()", "change_cutoff_attack()",
231          "change_cutoff_decay()", "change_cutoff_release()",
232          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
233          "change_pitch_lfo_freq()", "change_vol_time()", "change_tune_time()",
234          "change_pan_time()", instead imply 'final'ness at runtime and raise an
235          appropriate parser warning at parse time.
236        - Added built-in real number functions "round()", "ceil()", "floor()",
237          "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()", "sin()",
238          "cos()", "tan()", "asin()", "acos()", "atan()".
239        - Added built-in script real number constant "~NI_MATH_PI".
240        - Added built-in script real number constant "~NI_MATH_E".
241        - NKSP language: Allow unary '+' operator.
242        - Added built-in script functions "msb()" and "lsb()".
243        - NKSP language: Added support for RPN event handler
244          ("on rpn ... end on" in instrument scripts).
245        - NKSP language: Added support for NRPN event handler
246          ("on nrpn ... end on" in instrument scripts).
247        - Added built-in read-only variables "$RPN_ADDRESS" and "$RPN_VALUE" which
248          may be read from the new RPN/NRPN script handlers to get the (N)RPN
249          parameter that had been changed and its new value.
250        - Added built-in const variables "$NI_CB_TYPE_RPN" and "$NI_CB_TYPE_NRPN"
251          which are identifying the new (N)RPN handlers as such at script runtime.
252        - Implemented built-in script function "set_rpn()".
253        - Implemented built-in script function "set_nrpn()".
254        - Fix: built-in functions returning an array type were broken and caused a
255          crash when the built-in function's (supposed to be array) result value was
256          used by the script VM.
257        - Removed upper value constraint for 2nd argument of built-in functions
258          "change_amp_lfo_freq()", "change_cutoff_lfo_freq()",
259          "change_pitch_lfo_freq()","change_reso()", "change_cutoff()",
260          "change_amp_lfo_depth()", "change_cutoff_lfo_depth()" and
261          "change_pitch_lfo_depth()", to allow e.g. passing value 2000000 to double
262          the LFO frequency / resonance / cutoff frequency.
263        - Reduced code involved for parsing NKSP variable declarations by using 2
264          generalized grammar rules with optional components (i.e. optional value
265          assignment and optional variable qualifiers) instead of previous linear
266          combinations of grammar rules, which also fixes some edge case.
267        - NKSP language parser: track code block locations also by a) raw byte
268          position in NKSP source code string and b) length of that code block in
269          bytes (along to the already existing code block tracking by line/column);
270          and added appropriate new members to public C++ API classes like
271          'firstByte' and 'lengthBytes' to class VMSourceToken and struct CodeBlock.
272        - NKSP language: Added support for 'patch' variable qualifier (capture their
273          locations and allow replacement of their assignment expression via VM C++
274          API).
275        - Fixed incorrect EG times if standard measuring unit was passed to built-in
276          functions "change_attack()", "change_decay()" or "change_release()".
277        - Fixed intermediate function result values never having reflected any
278          standard measuring unit type.
279        - Fixed re-entrant issue with function calls which caused wrong result
280          values if the same function was called multiple times in a term
281          (specifically if metric prefixes were used).
282        - NKSP language: Just throw a warning, not an error if an array variable of
283          size zero was declared.
284        - NKSP language: Allow omitting explicit array size on array variable
285          declaration if combined with immediate value assignment
286          (e.g. declare %foo[] := ( 1, 2, 3 ) ).
287    
288      * test cases:
289        - Fixed compiler errors in test cases.
290        - Updated README for how to compile & run test cases.
291        - Updated test case
292          MutexTest::testDoubleLockStillBlocksConcurrentThread() to latest
293          expected behaviour of the Mutex class implementation (recursive
294          mutex type).
295        - Added test cases for NKSP core language aspects and core built-in
296          functions.
297        - Fixed thread tests segfaulting on Linux.
298        - NKSP: Added real number test cases for built-in functions exit(),
299          int_to_real(), real(), real_to_int() and int(), as well as for the
300          plus, minus and negate language operators.
301        - Added massive amount of NKSP test cases for standard measuring units and
302          'final' operator usage cases.
303        - Added NKSP test cases for (floating point tolerance aware) real number
304          equalness / unequalness comparison.
305        - Added NKSP int array and real array tests for value assignment and
306          initialization of arrays.
307        - Added NKSP test cases for built-in functions "round()", "ceil()",
308          "floor()", "sqrt()", "log()", "log2()", "log10()", "exp()", "pow()",
309          "sin()", "cos()", "tan()", "asin()", "acos()", "atan()".
310        - Added NKSP test cases for unary '+' operator.
311        - Added NKSP test cases for core built-in variables.
312        - Added thorough NKSP test cases for variable declarations.
313    
314      * GigaStudio/Gigasampler format engine:
315        - LFOTriangleIntMath and LFOTriangleIntAbsMath: Fixed FlipPhase=true
316          behaviour for start_level_mid.
317        - Changed LFO start levels: LFO1 and LFO2 both to mid, LFO3 to max. start
318          level (see discussion "GigaStudio LFO compatibility" on mailing list
319          from 2019-09-26 for details).
320        - Changed default wave form for all 3 LFOs to sine (instead of triangle;
321          see discussion "GigaStudio LFO compatibility" on mailing list from
322          2019-09-26 for details).
323        - Format extension: Added support for different LFO wave forms (currently
324          either sine [default], triangle, saw or square).
325        - Format extension: Added support for LFO phase displacement (0°..360°).
326        - Format extension: Added support for flipping LFO polarity on LFO 3
327          (in the original gig format this was only available for LFO 1 and LFO 2).
328        - Format extension: Support for additional filter types:
329          lowpass 1/2/4/6-pole, highpass 1/2/4/6-pole, bandpass 2-pole,
330          bandreject 2-pole.
331        - Fixd potential crash with polynomial interpolator and max. pitch.
332        - If minimum cutoff is defined, remap cutoff controller CC values to really
333          span the entire possible cutoff range (and avoiding a dead controller
334          zone).
335        - Implemented support for loading instrument scripts with 'patch' variables
336          (by patching these script variables with potentially overridden ones by
337          gig Instrument).
338    
339      * SFZ format engine:
340        - Fixed support for regions with loccN/hiccN conditions on more than one
341          MIDI controller.
342    
343      * Benchmarks:
344        - Fixed benchmarks/triang.cpp falsely having favoured "int math abs"
345          algorithm (since result of 2nd run was not accumulated).
346        - Added benchmark for saw wave (benchmarks/saw.cpp).
347        - Added benchmark for sine wave (benchmarks/sine.cpp).
348        - Added benchmark for square wave (benchmarks/square.cpp).
349        - Increased amount of benchmarks runs by factor 6 to achieve benchmark times
350          which are large enough on modern systems.
351    
352    Version 2.1.1 (27 Jul 2019)
353    
354      * Real-time instrument scripts:
355        - Fixed behavior of built-in NKSP functions change_sustain(),
356          change_cutoff_attack(), change_cutoff_decay(), change_cutoff_sustain()
357          and change_cutoff_release().
358    
359      * general changes:
360        - Only play release trigger samples on sustain pedal up if this behaviour
361          was explicitly requested by the instrument (otherwise only on note-off).
362        - Fixed compiler warnings.
363        - Fixed compilation error when cross-compiling to Mac.
364        - FX Sends: Provide more useful error messages on routing problems
365          (see bug #169).
366        - LSCP doc: Be more clear describing the two distinct approaches
367          of using external vs. internal effects (see bug #169).
368        - "optional" class: Fixed comparison operators.
369    
370      * Gigasampler/GigaStudio format engine:
371        - Format extension: If requested by instrument then don't play release
372          trigger sample on note-off events.
373    
374      * SFZ format engine:
375        - Fixed memory leak when releasing samples
376          (fixes bug #307, patch by Jacek Roszkowski)
377        - Fixed potential crash when a sample is shared by more than one region
378          (fixes bug #308, patch by Jacek Roszkowski).
379        - Opcode 'sample': Added support for built-in sample '*silence'
380          (fixes bug #310, patch by Jacek Roszkowski).
381    
382    Version 2.1.0 (25 Nov 2017)
383    
384      * SFZ format engine:
385        - added support for <global>, <master> and #define (patch by Alby M)
386        - Removed code duplication in SFZ file loading code.
387        - Added support for sfz extension opcode 'script' which may be used to
388          load real-time instrument script file (NKSP script language).
389        - Implemented opcode set_ccN (initial patch by Giovanni Senatore).
390        - Fixed unintended volume fade-in of voices under certain conditions.
391        - sfz parser: allow missing space between header and opcode
392    
393      * Gigasampler/GigaStudio format engine:
394        - Fixed clicks and pumping noise with Lowpass Turbo filter on very low
395          cutoff settings.
396        - Got rid of resembling an ancient GSt misbehavior which did not pitch at
397          all if an up-pitch of more than 40 semi tones was requested (I don't
398          think there is any stock gig sound that requires this behavior to
399          resemble its original sound).
400        - Added support for controlling whether the individual EGADSR stages may
401          be aborted (as LinuxSampler extension to the original GigaStudio 4
402          format).
403    
404      * general changes:
405        - fixed printf type errors (mostly in debug messages)
406        - use unique_ptr instead of auto_ptr when building with C++11
407        - Added RTAVLTree class which is a real-time safe ordered multi-map, thus
408          allowing to sort data efficiently in real-time safe manner.
409        - RTList class: added methods for moving/inserting elements to arbitrary
410          position within a list.
411        - RTList class: added method fromPtr() for creating an Iterator object from
412          a raw element pointer.
413        - Attempt to partly fix resetting engine channels vs. resetting engine, an
414          overall cleanup of the Reset*(), ConnectAudioDevice(),
415          DisconnectAudioDevice() API methods would still be desirable though,
416          because the current situation is still inconsistent and error prone.
417        - Active voices are now internally grouped to "Note" objects, instead of
418          being directly assigned to a keyboard key. This allows more fine graded
419          processing of voices, which is i.e. required for certain instrument
420          script features.
421        - Fix: Release trigger voices were not spawned on sustain pedal up
422          (CC #64) events.
423        - Fix: Release trigger voices can now also distinguish correctly between
424          note-off and sustain pedal up events.
425        - All engines: Increased ramp speed of volume smoother and pan smoother
426          (while slow rate of crossfade smoother is preserved) to allow quick
427          volume and pan changes by instrument scripts for instance.
428        - gig/sf2/sfz: Fixed aftertouch channel pressure events being processed
429          properly and thus were ignored for certain uses.
430        - Added new C++ API method
431          VirtualMidiDevice::SendChannelPressureToSampler().
432        - windows, 32-bit: fixed potential crashes by making sure the stack in
433          sub threads is 16-byte aligned
434        - fixed numerous compiler warnings
435        - Fixed invalid (note-on) event ID being assigned to new Note objects.
436        - Revised fundamental C++ classes "Thread", "Mutex" and "Condition" which
437          fixes potential undefined behavior.
438        - Fixed Note object leak when triggering notes on keys which did not
439          have a valid sample mapped (fixes bug #252).
440        - Fixed compilation errors when compiling with CONFIG_DEVMODE enabled.
441        - linuxsampler binary fix: option --create-instruments-db ignored
442          subsequent optional argument due to glibc's implementation oddity
443          which expects a "=" sign, but no space between them.
444    
445      * packaging changes:
446        - removed unnecessary dependency to libuuid
447          (originated by libgig's usage of it)
448        - Automake: set environment variable GCC_COLORS=auto to allow GCC to
449          auto detect whether it (sh/c)ould output its messages in color.
450        - Debian: Fixed packaging error about invalid "Source-Version"
451          substitution variable.
452        - Debian: Raised Debian compatibility level to Debian 9 "Stretch".
453        - Debian: Added build dependency to libsqlite3-dev for building
454          linuxsampler with instruments DB support.
455    
456      * Real-time instrument scripts:
457        - Implemented scheduler for delayed MIDI events and for suspended scripts.
458        - Built-in script function "wait()": implemented support for function's
459          "duration-us" argument, thus scripts using this function are now
460          correctly resumed after the requested amount of microseconds.
461        - Built-in script function "play_note()": implemented support for
462          function's "duration-us" argument, thus notes triggered with this
463          argument are now correctly released after the requested amount of
464          microseconds.
465        - Fix: script events were not cleared when engine channel was reset,
466          potentially causing undefined behavior.
467        - Fixed crash which happened when trying to reference an undeclared
468          variable.
469        - Built-in script function "play_note()": Added support for passing
470          special value -1 for "duration-us" argument, which will cause the
471          triggered note to be released once the original note was released.
472        - Instrument script classes now exported with the liblinuxsampler C++ API.
473        - Added new API method ScriptVM::syntaxHighlighting() which provides
474          a convenient syntax highlighting backend for external instrument
475          script editor applications.
476        - Added new C++ API class "ScriptVMFactory".
477        - Extended parser issues to provide not only first line and first
478          column, but also last line and last column of issue (thus marking
479          the precise span of the issue within the source code).
480        - Reload script automatically after being modified by an instrument
481          editor.
482        - NKSP language grammar correction: allow empty event handler bodies
483          like "on note end on".
484        - Implemented built-in script function "change_vol()".
485        - Implemented built-in script function "change_tune()".
486        - Implemented built-in script function "change_pan()".
487        - Implemented built-in script function "change_cutoff()".
488        - Implemented built-in script function "change_reso()".
489        - Implemented built-in script function "event_status()".
490        - Added built-in script constants "$EVENT_STATUS_INACTIVE" and
491          "$EVENT_STATUS_NOTE_QUEUE" both for being used as flags for
492          "event_status()" function.
493        - NKSP language: Added support for bitwise operators ".or.", ".and."
494          and ".not.".
495        - NKSP language scanner: Fixed IDs matching to require at least one
496          character (i.e. when matching function names or variable names).
497        - NKSP language scanner: disabled unusued rules.
498        - Fixed behavior of play_note() and note_off() functions which must
499          be distinguished engine internally from "real" MIDI note on/off
500          events in order to avoid misbehaviors like hanging notes.
501        - Implemented built-in script variable "$KSP_TIMER".
502        - Implemented built-in script variable "$NKSP_REAL_TIMER".
503        - Implemented built-in script variable "$NKSP_PERF_TIMER".
504        - Implemented built-in script variable "$ENGINE_UPTIME".
505        - Implemented built-in script function "inc()".
506        - Implemented built-in script function "dec()".
507        - NKSP language fix: division expressions were evaluated too often.
508        - NKSP language fix: string concatenation operator was right
509          associative instead of left (to right).
510        - NKSP language correction: allow empty statements in entire language
511          (i.e. "if end if").
512        - Implemented built-in script function "stop_wait()".
513        - Implemented built-in script variable "$NI_CALLBACK_ID".
514        - Implemented built-in script variable "$NI_CALLBACK_TYPE".
515        - Implemented built-in script variable "$NKSP_IGNORE_WAIT".
516        - Added support for read-only built-in variables (respectively
517          handled by the script parser).
518        - Added built-in script constant "$NI_CB_TYPE_INIT".
519        - Added built-in script constant "$NI_CB_TYPE_NOTE".
520        - Added built-in script constant "$NI_CB_TYPE_RELEASE".
521        - Added built-in script constant "$NI_CB_TYPE_CONTROLLER".
522        - NKSP Language: Added support for user defined script functions.
523        - Implemented built-in script function "change_attack()".
524        - Implemented built-in script function "change_decay()".
525        - Implemented built-in script function "change_release()".
526        - Fixed all change_*() built-in script functions to apply their
527          synthesis parameter changes immediately in case the respective note
528          was triggered at the same time, instead of scheduling the parameter
529          change, especially because it would cause some parameter types's
530          changes either to be ramped (i.e. change_vol()) or other types even
531          to have not effect at all (i.e. change_attack()).
532        - Implemented built-in script function "sh_left()".
533        - Implemented built-in script function "sh_right()".
534        - Implemented built-in script function "min()".
535        - Implemented built-in script function "max()".
536        - NKSP Fix: "init" event handler was not always executed when a script
537          was loaded.
538        - NKSP built-in wait() script function: abort script execution if
539          a negative or zero wait time was passed as argument (since this is
540          a common indication of a bug either of the script or even of the
541          engine, which could lead to RT instability or even worse).
542        - ScriptVM: Implemented automatic suspension of RT safety
543          threatening scripts.
544        - Provide more user friendly error messages on syntax errors.
545        - Fixed NKSP parser warning "Not a statement" when assigning an
546          initializer list to an array variable.
547        - Implemented built-in script array variable "%ALL_EVENTS".
548        - Implemented built-in script function "in_range()".
549        - Implemented built-in script function "change_amp_lfo_depth()".
550        - Implemented built-in script function "change_amp_lfo_freq()".
551        - Implemented built-in script function "change_pitch_lfo_depth()".
552        - Implemented built-in script function "change_pitch_lfo_freq()".
553        - Implemented built-in script function "change_vol_time()".
554        - Implemented built-in script function "change_tune_time()".
555        - Implemented built-in script function "fade_in()".
556        - Implemented built-in script function "fade_out()".
557        - Fixed acceptance of wrong data type of parameters passed to built-in
558          script functions "change_vol()", "change_tune()", "change_pan()",
559          "change_cutoff()", "change_reso()", "change_attack()", "change_decay()",
560          "change_release()", "change_amp_lfo_depth()", "change_amp_lfo_freq()",
561          "change_pitch_lfo_depth()" and "change_pitch_lfo_freq()".
562        - Added built-in script function "get_event_par()" and implemented some
563          of its possible parameter selections.
564        - Added built-in script function "set_event_par()" and implemented some
565          of its possible parameter selections.
566        - Fixed a bunch of scheduler time related bugs.
567        - Fixed polyphonic variables not being reset to zero after usage.
568        - Built-in "ignore_event()" function: argument is now optional, like with
569          built-in function "ignore_controller()".
570        - Implemented built-in script function "change_velo()".
571        - Implemented built-in script function "change_note()".
572        - Adjusted behavior of "change_vol()" and "change_tune()" to a more
573          intuitive behavior if used in combination with "change_vol_time()" or
574          "change_tune_time()" respectively: now tuning/volume changes are only
575          assigned (without delay) immediately to a new note if the respective
576          timing function has not been called before, otherwise the volume/tuning
577          changes are automatically faded (before, only the event's time stamp was
578          relevant).
579         - Implemented built-in script function "array_equal()".
580         - Implemented built-in script function "search()".
581         - Implemented built-in script function "sort()".
582         - NKSP Fix: Never suspend "init" event handlers.
583         - Implemented built-in script function "same_region()" (currently only
584           available for gig format engine).
585         - Added built-in script constant "$NKSP_LINEAR".
586         - Added built-in script constant "$NKSP_EASE_IN_EASE_OUT".
587         - Implemented built-in script function "change_vol_curve()".
588         - Implemented built-in script function "change_tune_curve()".
589         - built-in "play_note()" function now supports a sample playback start
590           offset with argument 3, where special value -1 means to use the regular
591           sample offset as defined by the instrument file.
592         - Built-in array variable %KEY_DOWN[] is now a read-only variable.
593         - Built-in variable $EVENT_NOTE is now a read-only variable.
594         - Built-in variable $EVENT_VELOCITY is now a read-only variable.
595         - built-in "play_note()" function now accepts -2 for its fourth argument
596           (note duration) which means the life time of the note shall be sticked
597           to the requested note number of argument 1.
598         - Fix: built-in "play_note()" function now returns 0 as result value if
599           -1 was passed for its fourth argument (note duration) and the respective
600           parent note is already gone.
601        - Implemented built-in script function "change_play_pos()".
602        - NKSP language: Added support for user declared const array variables.
603        - NKSP language: Raise parser warning if array variable is accessed with
604          an index that exceeds the array's size.
605        - NKSP language fix: Unknown characters were not handled correctly.
606        - NKSP language: Added support for "synchronized .. end synchronized"
607          code blocks.
608        - Implemented built-in script function "abort()" which allows to abort
609          another script handler by passing its callback ID.
610        - Fixed potential memory access bug and potential undefined behavior of
611          "init" event handlers.
612        - Print a time stamp along to each call of built-in function "message()".
613        - ScriptVM API: Added VMParserContext::preprocessorComments() which allows
614          to retrieve all code blocks filtered out by the preprocessor.
615        - Added built-in script function "fork()".
616        - Added built-in array variable %NKSP_CALLBACK_CHILD_ID[].
617        - Added built-in variable $NKSP_CALLBACK_PARENT_ID.
618        - Fixed potential crash when accessing dynamic built-in array variables.
619        - Added built-in script function "callback_status()".
620        - Added built-in constant $CALLBACK_STATUS_TERMINATED.
621        - Added built-in constant $CALLBACK_STATUS_QUEUE.
622        - Added built-in constant $CALLBACK_STATUS_RUNNING.
623        - Removed max. value limitation of built-in functions "change_attack()",
624          "change_decay()" and "change_release()" to i.e. allow passing 2000000
625          for doubling the respective time.
626        - NKSP script editor syntax highlighting API: Fixed app termination due
627          to a lexer start condition stack underrun.
628        - NKSP preprocessor: Fixed wrong behavior on nested USE_CODE_IF() and
629          USE_CODE_IF_NOT() preprocessor statements.
630        - NKSP: Added built-in preprocessor condition NKSP_NO_MESSAGE, which
631          can be set to disable all subsequent built-in "message()" function calls
632          on preprocessor level.
633        - Implemented built-in script function "change_sustain()".
634        - NKSP script editor syntax highlighting API: catch all fatal lexer errors,
635          to avoid the editor app to crash on ill-formed text input.
636        - Added built-in script function "change_pan_time()".
637        - Added built-in script function "change_pan_curve()".
638        - Added built-in script function "change_cutoff_attack()".
639        - Added built-in script function "change_cutoff_decay()".
640        - Added built-in script function "change_cutoff_sustain()".
641        - Added built-in script function "change_cutoff_release()".
642        - Added built-in script function "change_cutoff_lfo_depth()".
643        - Added built-in script function "change_cutoff_lfo_freq()".
644    
645      * Instruments DB:
646        - Fixed memory access bug of general DB access code which lead to
647          undefined behavior.
648        - Cleanup of instruments DB file creation and opening code.
649        - The instrument DB path of linuxsampler's --create-instruments-db argument
650          is now optional, if it is missing, then a default location is used.
651        - Added support for scanning SFZ (.sfz) files.
652        - Added support for scanning Sound Font (.sf2) files.
653        - Fixed undefined DB transaction behavior.
654    
655    Version 2.0.0 (15 July 2015)
656    
657    * packaging changes:    * packaging changes:
658      - fixed building with newer MinGW-w64      - fixed building with newer MinGW-w64
# Line 18  Version CVS HEAD (?) Line 669  Version CVS HEAD (?)
669      - Mac OS X: made it possible to specify plugin installation dir to      - Mac OS X: made it possible to specify plugin installation dir to
670        configure        configure
671      - Mac OS X: Makefile fix for the install-strip target      - Mac OS X: Makefile fix for the install-strip target
672        - fixed compilation with gcc 4.7
673        - fixed configure script error with old autoconf versions
674        - lsatomic.h: use gcc provided atomic functions if building with
675          gcc 4.7 and C++11
676        - modernized configure script
677        - fixed linkage error when building with
678          LDFLAGS="-Wl,--no-undefined" (#190)
679        - fixed compilation with Clang 3.2
680        - removed usage of deprecated Automake variable INCLUDES
681        - fixed building with C++11
682        - build fix: ChangeFlagRelaxed.h was missing in makefile
683        - build fix: libsndfile compiler flags were missing in some
684          makefiles
685        - fix for building with bison 3.0 (#202)
686        - Mac OS X: added temporary hack allowing to spawn gigedit as callback
687          on the process's main thread
688        - fixed build error on newer MinGW
689        - support building with older jack versions
690        - support building with spaces in vst sdk path
691        - enabled automake 'subdir-objects' option and moved external
692          source references (vst, au, asio) from makefiles to cpp files,
693          in order to get rid of warnings from automake 1.14
694    
695    * general changes:    * general changes:
696      - Refactoring: moved the independent code from      - Refactoring: moved the independent code from
# Line 44  Version CVS HEAD (?) Line 717  Version CVS HEAD (?)
717      - implemented sine LFO, pulse LFO and saw LFO      - implemented sine LFO, pulse LFO and saw LFO
718      - experimental support for per voice equalization      - experimental support for per voice equalization
719      - added command line option --exec-after-init      - added command line option --exec-after-init
720        - Introduced new C++ API method:
721          EngineChannel::InstrumentFileName(int index)
722          allowing to retrieve the whole list of files used for the loaded
723          instrument on an engine channel (a.k.a. part). Some GigaStudio
724          instruments for example are splitted over several files like
725          "Foo.gig", "Foo.gx01", "Foo.gx02", ...
726        - Added new C++ API method Sampler::GetGlobalMaxVoices().
727        - Added new C++ API method Sampler::GetGlobalMaxStreams().
728        - Added new C++ API method Sampler::SetGlobalMaxVoices().
729        - Added new C++ API method Sampler::SetGlobalMaxStreams().
730        - Various "const" and "restrict" optimizations.
731        - all engines: add pan CC value to instrument pan parameter before
732          applying panning, instead of using two separate pan functions in
733          series (#182)
734        - added a lock guard class for exception safe mutex handling and
735          used it everywhere appropriate
736        - Immediately apply scale tuning changes to active voices.
737        - Exposed scale tuning to C++ API (along to the already existing standard
738          SysEx way).
739        - lsatomic.h fixes: seq_cst load and store were suboptimal for x86
740          and broken for ppc64. (Seq_cst loads and stores are actually not
741          used in LS, so the bug wasn't noticable.)
742        - lsatomic.h: added ARMv7 support
743        - Added support for multiple MIDI input ports per sampler channel (and
744          added various new C++ methods for this new feature / design change, old
745          C++ API methods for managing SamplerChannel's MIDI inputs are now marked
746          as deprecated but are still there and should provide full behavior
747          backward compatibility).
748        - AbstractEngine::GSChecksum(): don't allocate memory on the stack (was
749          unsafe and caused compilation error with clang 2.x).
750        - Bugfix: only process the latest MIDI program change event.
751        - Introducing the LSCP shell, which provides convenient control of the
752          sampler from the command line by providing LSCP aware features.
753        - VirtualMidiDevice: Added support for program change.
754        - VirtualMidiDevice: Added support for bank select (MSB & LSB).
755        - VirtualMidiDevice: Added support for pitch bend.
756        - Aftertouch: extended API to explicitly handle channel pressure and
757          polyphonic key pressure events (so far polyphonic pressure was not
758          supported at all, and channel pressure was rerouted as CC128 but not
759          used so far).
760        - Added initial support for real-time instrument scripts. The script VM
761          code is shared by all sampler engine implemementations, however only the
762          gig file format currently provides support for storing instrument scripts
763          (as LinuxSampler extension to the original GigaStudio 4 format).
764    
765    * Gigasampler format engine:    * Gigasampler format engine:
766      - implemented the "round robin keyboard" dimension      - implemented the "round robin keyboard" dimension
# Line 51  Version CVS HEAD (?) Line 768  Version CVS HEAD (?)
768        dimension zones is not a power of two        dimension zones is not a power of two
769      - made round robin use a counter for each region instead of each      - made round robin use a counter for each region instead of each
770        key        key
771        - bugfix: pitch LFO controller "internal+aftertouch" was broken
772        - bugfix: filter keyboard tracking was broken
773        - filter performance fix (an unnecessary copy was made of the
774          filter parameters in each sub fragment)
775        - handle special case when pan parameter in gig file has max or
776          min value
777        - Exclusive Groups: don't ever stop voices of the same note,
778          doesn't sound naturally with a drumkit
779        - fixed EG1 modulation when attack or release is zero
780        - Fixed support for 'aftertouch' attenuation controller.
781        - Fixed crash that happened with velocity split sounds under certain
782          conditions (see also previous commit on libgig).
783        - fixed behaviour of filter LFO
784    
785    * SFZ format engine:    * SFZ format engine:
786      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 123  Version CVS HEAD (?) Line 853  Version CVS HEAD (?)
853      - implemented opcodes ampeg_delayccN, ampeg_startccN,      - implemented opcodes ampeg_delayccN, ampeg_startccN,
854        ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,        ampeg_attackccN, ampeg_holdccN, ampeg_decayccN, ampeg_sustainccN,
855        ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY        ampeg_releaseccN, egN_timeX_onccY, egN_levelX_onccY
856      - lfoN_* and egN_* opcodes defined in group sections      - lfoN_* and egN_* opcodes defined in group sections
857        are now taken into account        are now taken into account
858      - implemented curves      - implemented curves
859      - implemented opcodes volume_onccN, volume_curveccN      - implemented opcodes volume_onccN, volume_curveccN
# Line 200  Version CVS HEAD (?) Line 930  Version CVS HEAD (?)
930      - use linear decay and release for filter and pitch EG      - use linear decay and release for filter and pitch EG
931      - bugfix: only the first amp_veltrack definition in a file was      - bugfix: only the first amp_veltrack definition in a file was
932        used        used
933        - bugfix: looping was disabled if loop_start was set to 0
934        - allow regions with end=-1 to turn off other regions using the
935          group and off_by opcodes (#168)
936        - made end=0 play the whole sample
937        - fixed support for lochan and hichan opcodes (#155)
938        - fixed crash when using lochan/hichan opcodes (#187)
939        - sfz parser: allow -200 to 200 for pan_oncc opcode (#182)
940        - added FLAC support (#191)
941        - sfz parser bugfix: lines starting with whitespace were ignored
942        - added amplitude opcode
943        - added support for "#include" instruction
944          (modified patch which was originally posted by Sergey on LS mailing list)
945        - bugfix: generation of velocity curves etc should not be done
946          after each "#include", only after the main file is parsed
947        - bugfix: line numbers in error messages were wrong after "#include"
948        - added support for float and 32 bit sample files
949    
950    * SoundFont format engine:    * SoundFont format engine:
951      - Initial implementation (not usable yet)      - Initial implementation (not usable yet)
# Line 210  Version CVS HEAD (?) Line 956  Version CVS HEAD (?)
956      - initial implementation of cutoff filter      - initial implementation of cutoff filter
957      - use linear decay and release for filter and pitch EG      - use linear decay and release for filter and pitch EG
958    
959    * 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:  
960      - AU bugfix: failed to destroy its audio/MIDI devices      - AU bugfix: failed to destroy its audio/MIDI devices
961      - Listen to all interfaces on Mac OS X (INADDR_ANY)      - Listen to all interfaces on Mac OS X (INADDR_ANY)
962      - VST bugfix: If the host called resume() before and after      - VST bugfix: If the host called resume() before and after
# Line 230  Version CVS HEAD (?) Line 970  Version CVS HEAD (?)
970      - VST: made it possible to build the VST plugin for Mac      - VST: made it possible to build the VST plugin for Mac
971      - AU: link AU plugin dynamically if --disable-shared isn't      - AU: link AU plugin dynamically if --disable-shared isn't
972        specified        specified
973        - LV2 "state" extension support (patch by David Robillard)
974      - VST bugfix: instrument loading hang and crashed the host when      - VST bugfix: instrument loading hang and crashed the host when
975        the plugin was loaded a second time (#174)        the plugin was loaded a second time (#174)
976        - plugin bugfix: instrument loading hang when the plugin was
977          loaded a second time (this time it's for Linux and Mac, previous
978          similar fix was for Windows)
979        - thread safety fixes for the instrument loading thread
980        - LV2: use the new lv2 package if present
981        - VST: try to open Fantasia automatically on Linux and Mac too (on
982          Linux, the Fantasia jar should be placed in <prefix>/share/java)
983        - VST: fixed crashes on Linux Ardour and EnergyXT
984        - DSSI bugfix: it wasn't possible to change engine type. The MIDI
985          port and audio channel routing for DSSI plugins are now visible.
986        - LV2: use urid and atom extensions instead of deprecated uri-map
987          and event
988        - LV2: lv2 package 1.0 is now required to build the LV2 plugin
989        - LV2: changed number of output channels to 16 stereo, just like
990          the VST and AU plugins
991        - LV2: fixed save/restore of SFZ state (patch by David Robillard)
992        - LV2: made LV2 plugin buildable on Windows and Mac
993        - VST: implemented retrieval and switching of programs using the
994          sampler's internal MIDI instrument mapping system
995    
996      * Instrument editor interface:
997        - Changed instrument editor plugin interface, providing additional
998          informations like the EngineChannel for which the instrument editor was
999          spawned for. This allows the instrument editors to interact more actively
1000          with the sampler.
1001    
1002    * MIDI driver:    * MIDI driver:
1003      - ALSA MIDI driver supports now "NAME" device parameter, for overriding      - ALSA MIDI driver supports now "NAME" device parameter, for overriding
# Line 239  Version CVS HEAD (?) Line 1005  Version CVS HEAD (?)
1005      - removed limit of maximum amount of MIDI ports per MIDI device, since      - removed limit of maximum amount of MIDI ports per MIDI device, since
1006        there is no reason for this limit        there is no reason for this limit
1007      - MME: fixed memory handling bug found with cppcheck      - MME: fixed memory handling bug found with cppcheck
1008        - MME: removed compiler warning
1009        - CoreMIDI: implemented driver specific port parameter "CORE_MIDI_BINDINGS",
1010          which allows to retrieve the list of CoreMIDI clients / ports and to connect
1011          to them a la JACK, via the usual sampler APIs
1012        - CoreMIDI: added driver specific port parameter "AUTO_BIND", if enabled
1013          the driver will automatically connect to other CoreMIDI clients' ports
1014          (e.g. external MIDI devices being attached to the Mac)
1015        - added support for MIDI note on velocity filter
1016        - CoreMIDI: fixed memory deallocation error
1017        - Fixed variable underflow in VirtualMidiDevice, which caused graphical
1018          virtual keyboards in frontends / instrument editors being stuck.
1019        - Bugfix in VirtualMidiDevice: process note on with velocity 0 as note off.
1020        - Implemented missing handling of MIDI "running status".
1021        - CoreMIDI fix: a MIDIPacket can contain more than one event per packet.
1022        - MME bugfix: driver wasn't closed properly
1023        - CoreMIDI: automatically connect to all input sources by default (driver
1024          parameter "AUTO_BIND").
1025        - CoreMIDI: fixed auto bind feature to CoreMIDI ports that go online
1026        - CoreMIDI: fixed minor memory leak
1027    
1028    * audio driver:    * audio driver:
1029      - ASIO driver fixes for newer gcc versions (fix from PortAudio)      - ASIO driver fixes for newer gcc versions (fix from PortAudio)
1030        - JACK audio: react on sample rate changes.
1031        - JACK audio: react on buffer size changes.
1032        - JACK audio: jack_port_get_buffer() was cached and called outside
1033          RT context.
1034        - ASIO driver: removed compiler warnings
1035        - CoreAudio: fixed minor error handling bug
1036        - ASIO driver: be more verbose when no ASIO card could be found (fixes #203)
1037        - JACK audio: return the JACK server's current sample rate as default value
1038          for audio device parameter "SAMPLERATE" (fixes #166).
1039    
1040    * LSCP server:    * LSCP server:
1041      - added support for sending MIDI CC messages via LSCP command      - added support for sending MIDI CC messages via LSCP command
# Line 279  Version CVS HEAD (?) Line 1073  Version CVS HEAD (?)
1073      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",      - added LSCP commands "SUBSCRIBE EFFECT_INSTANCE_COUNT",
1074        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",        "SUBSCRIBE EFFECT_INSTANCE_INFO", "SUBSCRIBE SEND_EFFECT_CHAIN_COUNT",
1075        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"        "SUBSCRIBE SEND_EFFECT_CHAIN_INFO"
1076        - provide comprehensive error messages on LSCP syntax errors
1077          (suggesting expected next non-terminal symbols)
1078        - Fixed client connection not being closed after network errors.
1079    
1080      * LSCP shell:
1081        - Added support for auto correction of obvious and trivial syntax mistakes.
1082        - Added support for auto completion by tab key.
1083        - Show currently available auto completion while typing.
1084        - Added support for browsing command history with up / down keys.
1085        - Show all possible next symbols immediately right to the current command
1086          line while typing (no double tab required for this feature, as it would
1087          be the case in other shells).
1088        - Added support for moving cursor left/right with arrow keys.
1089        - Added support for built-in LSCP reference documentation, which will
1090          automatically show the relevant LSCP reference section on screen as soon
1091          as one specific LSCP command was detected while typing on the command
1092          line.
1093    
1094      * Real-time instrument scripts:
1095        - Implemented built-in script array variable %CC.
1096        - Implemented built-in script int variable $CC_NUM.
1097        - Implemented built-in script int variable $EVENT_NOTE.
1098        - Implemented built-in script int variable $EVENT_VELOCITY.
1099        - Implemented built-in script constant variable $VCC_MONO_AT.
1100        - Implemented built-in script constant variable $VCC_PITCH_BEND.
1101        - Implemented execution of script event handler "init".
1102        - Implemented execution of script event handler "controller".
1103        - Implemented execution of script event handler "note".
1104        - Implemented execution of script event handler "release".
1105        - Implemented built-in script function "play_note()" (only two of the
1106          max. four function arguments are currently implemented yet though).
1107        - Implemented built-in script int variable $EVENT_ID.
1108        - Implemented built-in script function "ignore_event()"
1109        - Implemented built-in script function "ignore_controller()" (may have one
1110          or no argument).
1111        - Implemented built-in script function "set_controller()".
1112        - Added extended script VM for the Gigasampler/GigaStudio format sampler
1113          engine, which extends the general instrument script VM with Giga format
1114          specific variables and functions.
1115        - Giga format scripts: added built-in script int constant variables
1116          $GIG_DIM_CHANNEL, $GIG_DIM_LAYER, $GIG_DIM_VELOCITY, $GIG_DIM_AFTERTOUCH,
1117          $GIG_DIM_RELEASE, $GIG_DIM_KEYBOARD, $GIG_DIM_ROUNDROBIN, $GIG_DIM_RANDOM,
1118          $GIG_DIM_SMARTMIDI, $GIG_DIM_ROUNDROBINKEY, $GIG_DIM_MODWHEEL,
1119          $GIG_DIM_BREATH, $GIG_DIM_FOOT, $GIG_DIM_PORTAMENTOTIME, $GIG_DIM_EFFECT1,
1120          $GIG_DIM_EFFECT2, $GIG_DIM_GENPURPOSE1, $GIG_DIM_GENPURPOSE2,
1121          $GIG_DIM_GENPURPOSE3, $GIG_DIM_GENPURPOSE4, $GIG_DIM_SUSTAIN,
1122          $GIG_DIM_PORTAMENTO, $GIG_DIM_SOSTENUTO, $GIG_DIM_SOFT,
1123          $GIG_DIM_GENPURPOSE5, $GIG_DIM_GENPURPOSE6, $GIG_DIM_GENPURPOSE7,
1124          $GIG_DIM_GENPURPOSE8, $GIG_DIM_EFFECT1DEPTH, $GIG_DIM_EFFECT2DEPTH,
1125          $GIG_DIM_EFFECT3DEPTH, $GIG_DIM_EFFECT4DEPTH, $GIG_DIM_EFFECT5DEPTH.
1126        - Giga format scripts: Implemented built-in script function
1127          "gig_set_dim_zone(event_id, dimension, zone)".
1128        - Implemented built-in script int array variable %KEY_DOWN.
1129        - Implemented built-in script function "abs()".
1130        - Implemented built-in script function "random()".
1131        - Implemented built-in script function "num_elements()".
1132        - Implemented built-in script function "note_off()".
1133        - Implemented built-in script function "set_event_mark()".
1134        - Implemented built-in script function "delete_event_mark()".
1135        - Implemented built-in script function "by_marks()".
1136        - Added built-in script int const variables $MARK_1 to $MARK_28.
1137        - Built-in script functions "ignore_event()", "note_off()" and
1138          "gig_set_dim_zone()" now also accept an array of event IDs as argument
1139          (i.e. return value of new script function "by_marks()").
1140        - Pass/preserve polyphonic variable data from respective "note" event
1141          handler to "release" event handler.
1142        - Fixed crash when using built-in script function "by_marks()".
1143    
1144    * Bug fixes:    * Bug fixes:
1145      - 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 310  Version CVS HEAD (?) Line 1171  Version CVS HEAD (?)
1171      - fixed bug #162      - fixed bug #162
1172      - bugfix: LADSPA_PATH was not evaluated correctly when containing      - bugfix: LADSPA_PATH was not evaluated correctly when containing
1173        multiple paths (#165)        multiple paths (#165)
1174                - thread safety fixes for the instrument loading thread
1175        - bugfix: instrument loading crashed for sfz and sf2 in Ardour
1176          (#176)
1177        - more thread safety fixes for the instrument loading thread
1178        - sfz/sf2 engine: fixed crash when using small audio fragment size
1179        - Mac OS X: fixed crash when unloading plugin on 10.7 and later
1180        - Mac OS X: fixed process hang when unloading 32-bit plugin (bug
1181          introduced in previous fix)
1182        - fixed crash when a channel received a program change while
1183          playing a note in a key group
1184        - fixed erroneous error message piping in VoiceBase.h
1185          (labelled "Disk stream not available in time")
1186        - Update effects on sample rate & period size changes (to avoid
1187          crashes and noise on such transitions).
1188        - ignore missing LADSPA paths without ignoring valid LADSPA paths
1189          (fixes #208)
1190        - Fixed bug in LSCP grammar definition which caused a statement like
1191          "GET SERVER INFOasdf\n" to be accepted as valid statement (was so far
1192          practically irrelevant, however it caused problems with the new LSCP
1193          shell's auto completion feature).
1194        - Fixed MIDI program change messages being ignored if quickly executed
1195          after each other (fixes #231).
1196    
1197  Version 1.0.0 (31 July 2009)  Version 1.0.0 (31 July 2009)
1198    
1199    * packaging changes:    * packaging changes:
# Line 374  Version 1.0.0 (31 July 2009) Line 1257  Version 1.0.0 (31 July 2009)
1257      - Windows: add the installation directory to the DLL search path      - Windows: add the installation directory to the DLL search path
1258        when loading an editor plugin (solves problems with VST and        when loading an editor plugin (solves problems with VST and
1259        gigedit on systems with other GTK versions installed)        gigedit on systems with other GTK versions installed)
1260        - updated linuxsampler man page
1261    
1262    * audio driver:    * audio driver:
1263      - 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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