/[svn]/linuxsampler/trunk/src/engines/common/InstrumentScriptVM.h
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revision 2935 by schoenebeck, Sun Jul 10 14:24:13 2016 UTC revision 3082 by schoenebeck, Mon Jan 9 18:39:35 2017 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (c) 2014-2016 Christian Schoenebeck   * Copyright (c) 2014-2017 Christian Schoenebeck
3   *   *
4   * http://www.linuxsampler.org   * http://www.linuxsampler.org
5   *   *
# Line 16  Line 16 
16  #include "Event.h"  #include "Event.h"
17  #include "../../common/Pool.h"  #include "../../common/Pool.h"
18  #include "InstrumentScriptVMFunctions.h"  #include "InstrumentScriptVMFunctions.h"
19    #include "InstrumentScriptVMDynVars.h"
20    
21  /**  /**
22   * Amount of bits on the left hand side of all pool_element_id_t numbers (i.e.   * Amount of bits on the left hand side of all pool_element_id_t numbers (i.e.
# Line 29  Line 30 
30  #define INSTR_SCRIPT_EVENT_ID_RESERVED_BITS 1  #define INSTR_SCRIPT_EVENT_ID_RESERVED_BITS 1
31    
32  /**  /**
33   * Used to mark IDs (in script scope) to actually be a note ID.   * Used by InstrScriptIDType_T to initialize its constants at compile time.
34     *
35     * This macro is already ready to initialize additional members for
36     * InstrScriptIDType_T (that is more than the currently two enum constants).
37     * Just keep in mind that you also have to increase
38     * INSTR_SCRIPT_EVENT_ID_RESERVED_BITS when you add more!
39     *
40     * @param x - sequential consecutive number (starting with zero)
41     */
42    #define INSTR_SCRIPT_ID_TYPE_FLAG(x) \
43        (x << (sizeof(pool_element_id_t) * 8 - INSTR_SCRIPT_EVENT_ID_RESERVED_BITS))
44    
45    /**
46     * These flags are used to distinguish the individual ID Types in script scope
47     * from each other. They are added as most left bit(s) to each ID in script
48     * scope.
49   */   */
50  #define INSTR_SCRIPT_NOTE_ID_FLAG   (1 << (sizeof(pool_element_id_t) * 8 - 1))  enum InstrScriptIDType_T {
51        /**
52         * Used to mark IDs (in script scope) to actually be a MIDI event ID.
53         */
54        INSTR_SCRIPT_EVENT_ID_FLAG = INSTR_SCRIPT_ID_TYPE_FLAG(0),
55    
56        /**
57         * Used to mark IDs (in script scope) to actually be a note ID.
58         */
59        INSTR_SCRIPT_NOTE_ID_FLAG = INSTR_SCRIPT_ID_TYPE_FLAG(1),
60    };
61    
62  #define INSTR_SCRIPT_EVENT_GROUPS 28  #define INSTR_SCRIPT_EVENT_GROUPS 28
63    
# Line 41  Line 67 
67  namespace LinuxSampler {  namespace LinuxSampler {
68    
69      class AbstractEngineChannel;      class AbstractEngineChannel;
70      class InstrumentScript;      struct InstrumentScript;
71    
72      /** @brief Convert IDs between script scope and engine internal scope.      /** @brief Convert IDs between script scope and engine internal scope.
73       *       *
# Line 56  namespace LinuxSampler { Line 82  namespace LinuxSampler {
82       * event_id_t (engine internal scope) -> int (script scope)       * event_id_t (engine internal scope) -> int (script scope)
83       * note_id_t (engine internal scope)  -> int (script scope)       * note_id_t (engine internal scope)  -> int (script scope)
84       * @endcode       * @endcode
85       * This is required because engine internally notes and regular events are       * This is required because engine internally i.e. notes and regular events
86       * using their own, separate ID generating pool, and their ID number set       * are using their own, separate ID generating pool, and their ID number
87       * may thus overlap.       * set may thus overlap and historically there were built-in script
88         * functions in KSP which allow to pass both regular MIDI event IDs, as well
89         * as Note IDs. So we must be able to distinguish between them in our
90         * built-in script function implementations.
91       *       *
92       * @see INSTR_SCRIPT_EVENT_ID_RESERVED_BITS       * @see INSTR_SCRIPT_EVENT_ID_RESERVED_BITS
93       */       */
# Line 79  namespace LinuxSampler { Line 108  namespace LinuxSampler {
108           * internal scope.           * internal scope.
109           */           */
110          inline static ScriptID fromEventID(event_id_t id) {          inline static ScriptID fromEventID(event_id_t id) {
111              return ScriptID(id);              return ScriptID(INSTR_SCRIPT_EVENT_ID_FLAG | id);
112          }          }
113    
114          /**          /**
# Line 214  namespace LinuxSampler { Line 243  namespace LinuxSampler {
243          std::map<String,VMIntRelPtr*> builtInIntVariables() OVERRIDE;          std::map<String,VMIntRelPtr*> builtInIntVariables() OVERRIDE;
244          std::map<String,VMInt8Array*> builtInIntArrayVariables() OVERRIDE;          std::map<String,VMInt8Array*> builtInIntArrayVariables() OVERRIDE;
245          std::map<String,int> builtInConstIntVariables() OVERRIDE;          std::map<String,int> builtInConstIntVariables() OVERRIDE;
246            std::map<String,VMDynVar*> builtInDynamicVariables() OVERRIDE;
247      protected:      protected:
248          ScriptEvent* m_event; ///< The event currently executed by exec().          ScriptEvent* m_event; ///< The event currently executed by exec().
249    
250          // buil-in script variables          // built-in script variables
251          VMInt8Array m_CC;          VMInt8Array m_CC;
252          VMInt8RelPtr m_CC_NUM;          VMInt8RelPtr m_CC_NUM;
253          VMIntRelPtr  m_EVENT_ID;          VMIntRelPtr  m_EVENT_ID;
# Line 226  namespace LinuxSampler { Line 256  namespace LinuxSampler {
256          VMInt8Array  m_KEY_DOWN;          VMInt8Array  m_KEY_DOWN;
257          //VMIntArray m_POLY_AT; //TODO: ...          //VMIntArray m_POLY_AT; //TODO: ...
258          //int m_POLY_AT_NUM; //TODO: ...          //int m_POLY_AT_NUM; //TODO: ...
259            VMIntRelPtr  m_NI_CALLBACK_TYPE;
260            VMIntRelPtr  m_NKSP_IGNORE_WAIT;
261    
262          // buil-in script functions          // built-in script functions
263          InstrumentScriptVMFunction_play_note m_fnPlayNote;          InstrumentScriptVMFunction_play_note m_fnPlayNote;
264          InstrumentScriptVMFunction_set_controller m_fnSetController;          InstrumentScriptVMFunction_set_controller m_fnSetController;
265          InstrumentScriptVMFunction_ignore_event m_fnIgnoreEvent;          InstrumentScriptVMFunction_ignore_event m_fnIgnoreEvent;
# Line 241  namespace LinuxSampler { Line 273  namespace LinuxSampler {
273          InstrumentScriptVMFunction_change_pan m_fnChangePan;          InstrumentScriptVMFunction_change_pan m_fnChangePan;
274          InstrumentScriptVMFunction_change_cutoff m_fnChangeCutoff;          InstrumentScriptVMFunction_change_cutoff m_fnChangeCutoff;
275          InstrumentScriptVMFunction_change_reso m_fnChangeReso;          InstrumentScriptVMFunction_change_reso m_fnChangeReso;
276            InstrumentScriptVMFunction_change_attack m_fnChangeAttack;
277            InstrumentScriptVMFunction_change_decay m_fnChangeDecay;
278            InstrumentScriptVMFunction_change_release m_fnChangeRelease;
279          InstrumentScriptVMFunction_event_status m_fnEventStatus;          InstrumentScriptVMFunction_event_status m_fnEventStatus;
280            InstrumentScriptVMFunction_wait m_fnWait2;
281            InstrumentScriptVMFunction_stop_wait m_fnStopWait;
282            InstrumentScriptVMDynVar_ENGINE_UPTIME m_varEngineUptime;
283            InstrumentScriptVMDynVar_NI_CALLBACK_ID m_varCallbackID;
284            InstrumentScriptVMDynVar_ALL_EVENTS m_varAllEvents;
285    
286          friend class InstrumentScriptVMFunction_play_note;          friend class InstrumentScriptVMFunction_play_note;
287          friend class InstrumentScriptVMFunction_set_controller;          friend class InstrumentScriptVMFunction_set_controller;
# Line 256  namespace LinuxSampler { Line 296  namespace LinuxSampler {
296          friend class InstrumentScriptVMFunction_change_pan;          friend class InstrumentScriptVMFunction_change_pan;
297          friend class InstrumentScriptVMFunction_change_cutoff;          friend class InstrumentScriptVMFunction_change_cutoff;
298          friend class InstrumentScriptVMFunction_change_reso;          friend class InstrumentScriptVMFunction_change_reso;
299            friend class InstrumentScriptVMFunction_change_attack;
300            friend class InstrumentScriptVMFunction_change_decay;
301            friend class InstrumentScriptVMFunction_change_release;
302          friend class InstrumentScriptVMFunction_event_status;          friend class InstrumentScriptVMFunction_event_status;
303            friend class InstrumentScriptVMFunction_wait;
304            friend class InstrumentScriptVMFunction_stop_wait;
305            friend class InstrumentScriptVMDynVar_ENGINE_UPTIME;
306            friend class InstrumentScriptVMDynVar_NI_CALLBACK_ID;
307            friend class InstrumentScriptVMDynVar_ALL_EVENTS;
308      };      };
309    
310  } // namespace LinuxSampler  } // namespace LinuxSampler
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