diff options
Diffstat (limited to 'arm-wt-22k/lib_src/eas_vm_protos.h')
| -rw-r--r-- | arm-wt-22k/lib_src/eas_vm_protos.h | 1086 |
1 files changed, 0 insertions, 1086 deletions
diff --git a/arm-wt-22k/lib_src/eas_vm_protos.h b/arm-wt-22k/lib_src/eas_vm_protos.h deleted file mode 100644 index eb49ba8..0000000 --- a/arm-wt-22k/lib_src/eas_vm_protos.h +++ /dev/null @@ -1,1086 +0,0 @@ -/*----------------------------------------------------------------------------
- *
- * File:
- * eas_vm_protos.h
- *
- * Contents and purpose:
- * Declarations, interfaces, and prototypes for voice manager.
- *
- * Copyright Sonic Network Inc. 2004
- - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *
- *----------------------------------------------------------------------------
- * Revision Control:
- * $Revision: 736 $
- * $Date: 2007-06-22 13:51:24 -0700 (Fri, 22 Jun 2007) $
- *----------------------------------------------------------------------------
-*/
-
-#ifndef _EAS_VM_PROTOS_H
-#define _EAS_VM_PROTOS_H
-
-// includes
-#include "eas_data.h"
-#include "eas_sndlib.h"
-
-/*----------------------------------------------------------------------------
- * VMInitialize()
- *----------------------------------------------------------------------------
- * Purpose:
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMInitialize (S_EAS_DATA *pEASData);
-
-/*----------------------------------------------------------------------------
- * VMInitMIDI()
- *----------------------------------------------------------------------------
- * Purpose:
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMInitMIDI (S_EAS_DATA *pEASData, S_SYNTH **ppSynth);
-
-/*----------------------------------------------------------------------------
- * VMInitializeAllChannels()
- *----------------------------------------------------------------------------
- * Purpose:
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-void VMInitializeAllChannels (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMResetControllers()
- *----------------------------------------------------------------------------
- * Purpose:
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-void VMResetControllers (S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMInitMIPTable()
- *----------------------------------------------------------------------------
- * Purpose:
- * Initialize the SP-MIDI MIP table
- *
- * Inputs:
- * pEASData - pointer to synthesizer instance data
- * mute - EAS_FALSE to unmute channels, EAS_TRUE to mute
- *
- * Outputs:
- *
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMInitMIPTable (S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMSetMIPEntry()
- *----------------------------------------------------------------------------
- * Purpose:
- * Sets the priority and MIP level for a MIDI channel
- *
- * Inputs:
- * pEASData - pointer to synthesizer instance data
- * channel - MIDI channel number
- * priority - priority (0-15 with 0 = highest priority)
- * mip - maximum instantaneous polyphony
- *
- * Outputs:
- *
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMSetMIPEntry (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 priority, EAS_U8 mip);
-
-/*----------------------------------------------------------------------------
- * VMUpdateMIPTable()
- *----------------------------------------------------------------------------
- * Purpose:
- * This routine is called when the polyphony count in the synthesizer changes
- *
- * Inputs:
- * pEASData - pointer to synthesizer instance data
- *
- * Outputs:
- *
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMUpdateMIPTable (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMInitializeAllVoices()
- *----------------------------------------------------------------------------
- * Purpose:
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-void VMInitializeAllVoices (S_VOICE_MGR *pVoiceMgr, EAS_INT vSynthNum);
-
-/*----------------------------------------------------------------------------
- * VMStartNote()
- *----------------------------------------------------------------------------
- * Purpose:
- * Update the synth's state to play the requested note on the requested
- * channel if possible.
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nKeyNumber - the MIDI key number for this note
- * nNoteVelocity - the key velocity for this note
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-void VMStartNote (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 note, EAS_U8 velocity);
-
-/*----------------------------------------------------------------------------
- * VMCheckKeyGroup()
- *----------------------------------------------------------------------------
- * Purpose:
- * If the note that we've been asked to start is in the same key group as
- * any currently playing notes, then we must shut down the currently playing
- * note in the same key group and then start the newly requested note.
- *
- * Inputs:
- * nChannel - synth channel that wants to start a new note
- * nKeyNumber - new note's midi note number
- * nRegionIndex - calling routine finds this index and gives to us
- * nNoteVelocity - new note's velocity
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pbVoiceStealingRequired - flag: this routine sets true if we needed to
- * steal a voice
- *
- * Side Effects:
- * gsSynthObject.m_sVoice[free voice num].m_nKeyNumber may be assigned
- * gsSynthObject.m_sVoice[free voice num].m_nVelocity may be assigned
- *----------------------------------------------------------------------------
-*/
-void VMCheckKeyGroup (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U16 keyGroup, EAS_U8 channel);
-
-/*----------------------------------------------------------------------------
- * VMCheckPolyphonyLimiting()
- *----------------------------------------------------------------------------
- * Purpose:
- * We only play at most 2 of the same note on a MIDI channel.
- * E.g., if we are asked to start note 36, and there are already two voices
- * that are playing note 36, then we must steal the voice playing
- * the oldest note 36 and use that stolen voice to play the new note 36.
- *
- * Inputs:
- * nChannel - synth channel that wants to start a new note
- * nKeyNumber - new note's midi note number
- * nNoteVelocity - new note's velocity
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pbVoiceStealingRequired - flag: this routine sets true if we needed to
- * steal a voice
- * *
- * Side Effects:
- * psSynthObject->m_sVoice[free voice num].m_nKeyNumber may be assigned
- * psSynthObject->m_sVoice[free voice num].m_nVelocity may be assigned
- *----------------------------------------------------------------------------
-*/
-EAS_BOOL VMCheckPolyphonyLimiting (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 note, EAS_U8 velocity, EAS_U16 regionIndex, EAS_I32 lowVoice, EAS_I32 highVoice);
-
-/*----------------------------------------------------------------------------
- * VMStopNote()
- *----------------------------------------------------------------------------
- * Purpose:
- * Update the synth's state to end the requested note on the requested
- * channel.
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nKeyNumber - the key number of the note to stop
- * nNoteVelocity - the note-off velocity
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * Side Effects:
- * gsSynthObject.m_sVoice[free voice num].m_nSynthChannel may be assigned
- * gsSynthObject.m_sVoice[free voice num].m_nKeyNumber is assigned
- * gsSynthObject.m_sVoice[free voice num].m_nVelocity is assigned
- *----------------------------------------------------------------------------
-*/
-void VMStopNote (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 key, EAS_U8 velocity);
-
-/*----------------------------------------------------------------------------
- * VMFindAvailableVoice()
- *----------------------------------------------------------------------------
- * Purpose:
- * Find an available voice and return the voice number if available.
- *
- * Inputs:
- * pnVoiceNumber - really an output, see below
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pnVoiceNumber - returns the voice number of available voice if found
- * success - if there is an available voice
- * failure - otherwise
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMFindAvailableVoice (S_VOICE_MGR *pVoiceMgr, EAS_INT *pVoiceNumber, EAS_I32 lowVoice, EAS_I32 highVoice);
-
-/*----------------------------------------------------------------------------
- * VMStealVoice()
- *----------------------------------------------------------------------------
- * Purpose:
- * Steal a voice and return the voice number
- *
- * Stealing algorithm: steal the best choice with minimal work, taking into
- * account SP-Midi channel priorities and polyphony allocation.
- *
- * In one pass through all the voices, figure out which voice to steal
- * taking into account a number of different factors:
- * Priority of the voice's MIDI channel
- * Number of voices over the polyphony allocation for voice's MIDI channel
- * Amplitude of the voice
- * Note age
- * Key velocity (for voices that haven't been started yet)
- * If any matching notes are found
- *
- * Inputs:
- * nChannel - the channel that this voice wants to be started on
- * nKeyNumber - the key number for this new voice
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pnVoiceNumber - voice stolen
- * EAS_RESULT EAS_SUCCESS - always successful
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMStealVoice (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_INT *pVoiceNumber, EAS_U8 channel, EAS_U8 note, EAS_I32 lowVoice, EAS_I32 highVoice);
-
-/*----------------------------------------------------------------------------
- * VMAddSamples()
- *----------------------------------------------------------------------------
- * Purpose:
- * Synthesize the requested number of samples.
- *
- * Inputs:
- * nNumSamplesToAdd - number of samples to write to buffer
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * number of samples actually written to buffer
- *
- * Side Effects:
- * - samples are added to the presently free buffer
- *
- *----------------------------------------------------------------------------
-*/
-EAS_I32 VMAddSamples (S_VOICE_MGR *pVoiceMgr, EAS_I32 *pMixBuffer, EAS_I32 numSamplesToAdd);
-
-/*----------------------------------------------------------------------------
- * VMProgramChange()
- *----------------------------------------------------------------------------
- * Purpose:
- * Change the instrument (program) for the given channel.
- *
- * Depending on the program number, and the bank selected for this channel, the
- * program may be in ROM, RAM (from SMAF or CMX related RAM wavetable), or
- * Alternate wavetable (from mobile DLS or other DLS file)
- *
- * This function figures out what wavetable should be used, and sets it up as the
- * wavetable to use for this channel. Also the channel may switch from a melodic
- * channel to a rhythm channel, or vice versa.
- *
- * Inputs:
- *
- * Outputs:
- * Side Effects:
- * gsSynthObject.m_sChannel[nChannel].m_nProgramNumber is likely changed
- * gsSynthObject.m_sChannel[nChannel].m_psEAS may be changed
- * gsSynthObject.m_sChannel[nChannel].m_bRhythmChannel may be changed
- *
- *----------------------------------------------------------------------------
-*/
-void VMProgramChange (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 program);
-
-/*----------------------------------------------------------------------------
- * VMChannelPressure()
- *----------------------------------------------------------------------------
- * Purpose:
- * Change the channel pressure for the given channel
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nVelocity - the channel pressure value
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * Side Effects:
- * gsSynthObject.m_sChannel[nChannel].m_nChannelPressure is updated
- *----------------------------------------------------------------------------
-*/
-void VMChannelPressure (S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 value);
-
-/*----------------------------------------------------------------------------
- * VMPitchBend()
- *----------------------------------------------------------------------------
- * Purpose:
- * Change the pitch wheel value for the given channel.
- * This routine constructs the proper 14-bit argument when the calling routine
- * passes the pitch LSB and MSB.
- *
- * Note: some midi disassemblers display a bipolar pitch bend value.
- * We can display the bipolar value using
- * if m_nPitchBend >= 0x2000
- * bipolar pitch bend = postive (m_nPitchBend - 0x2000)
- * else
- * bipolar pitch bend = negative (0x2000 - m_nPitchBend)
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nPitchLSB - the LSB byte from the pitch bend message
- * nPitchMSB - the MSB byte from the message
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * gsSynthObject.m_sChannel[nChannel].m_nPitchBend is changed
- *
- *----------------------------------------------------------------------------
-*/
-void VMPitchBend (S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 pitchLSB, EAS_U8 pitchMSB);
-
-/*----------------------------------------------------------------------------
- * VMControlChange()
- *----------------------------------------------------------------------------
- * Purpose:
- * Change the controller (or mode) for the given channel.
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nControllerNumber - the controller number
- * nControlValue - the controller number for this control change
- * nControlValue - the value for this control change
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * Side Effects:
- * gsSynthObject.m_sChannel[nChannel] controller is changed
- *
- *----------------------------------------------------------------------------
-*/
-void VMControlChange (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 controller, EAS_U8 value);
-
-/*----------------------------------------------------------------------------
- * VMUpdateRPNStateMachine()
- *----------------------------------------------------------------------------
- * Purpose:
- * Call this function when we want to parse a stream of RPN messages.
- * NOTE: The synth has only one set of global RPN data instead of RPN data
- * per channel.
- * So actually, we don't really need to look at the nChannel parameter,
- * but we pass it to facilitate future upgrades. Furthermore, we only
- * support RPN0 (pitch bend sensitivity), RPN1 (fine tuning) and
- * RPN2 (coarse tuning). Any other RPNs are rejected.
- *
- * Inputs:
- * nChannel - the MIDI channel
- * nControllerNumber - the RPN controller number
- * nControlValue - the value for this control change
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * gsSynthObject.m_RPN0 (or m_RPN1 or m_RPN2) may be updated if the
- * proper RPN message sequence is parsed.
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMUpdateRPNStateMachine (S_SYNTH *pSynth, EAS_U8 channel, EAS_U8 controller, EAS_U8 value);
-
-/*----------------------------------------------------------------------------
- * VMUpdateStaticChannelParameters()
- *----------------------------------------------------------------------------
- * Purpose:
- * Update all of the static channel parameters for channels that have had
- * a controller change values
- * Or if the synth has signalled that all channels must forcibly
- * be updated
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * none
- *
- * Side Effects:
- * - psSynthObject->m_sChannel[].m_nStaticGain and m_nStaticPitch
- * are updated for channels whose controller values have changed
- * or if the synth has signalled that all channels must forcibly
- * be updated
- *----------------------------------------------------------------------------
-*/
-void VMUpdateStaticChannelParameters (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMReleaseAllDeferredNoteOffs()
- *----------------------------------------------------------------------------
- * Purpose:
- * Call this functin when the sustain flag is presently set but
- * we are now transitioning from damper pedal on to
- * damper pedal off. This means all notes in this channel
- * that received a note off while the damper pedal was on, and
- * had their note-off requests deferred, should now proceed to
- * the release state.
- *
- * Inputs:
- * nChannel - this channel has its sustain pedal transitioning from on to off
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * Side Effects:
- * any voice with deferred note offs on this channel are updated such that
- *
- *
- *----------------------------------------------------------------------------
-*/
-void VMReleaseAllDeferredNoteOffs (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel);
-
-/*----------------------------------------------------------------------------
- * VMCatchNotesForSustainPedal()
- *----------------------------------------------------------------------------
- * Purpose:
- * Call this function when the sustain flag is presently clear and
- * the damper pedal is off and we are transitioning from damper pedal OFF to
- * damper pedal ON. Currently sounding notes should be left
- * unchanged. However, we should try to "catch" notes if possible.
- * If any notes have levels >= sustain level, catch them,
- * otherwise, let them continue to release.
- *
- * Inputs:
- * nChannel - this channel has its sustain pedal transitioning from on to off
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * Side Effects:
- * any voice with deferred note offs on this channel are updated such that
- * psVoice->m_sEG1.m_eState = eEnvelopeStateSustainPedal
- *----------------------------------------------------------------------------
-*/
-void VMCatchNotesForSustainPedal (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel);
-
-/*----------------------------------------------------------------------------
- * VMUpdateAllNotesAge()
- *----------------------------------------------------------------------------
- * Purpose:
- * Increment the note age for all voices older than the age of the voice
- * that is stopping, effectively making the voices "younger".
- *
- * Inputs:
- * nAge - age of voice that is going away
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * m_nAge for some voices is incremented
- *----------------------------------------------------------------------------
-*/
-void VMUpdateAllNotesAge (S_VOICE_MGR *pVoiceMgr, EAS_U16 nAge);
-
-/*----------------------------------------------------------------------------
- * VMFindRegionIndex()
- *----------------------------------------------------------------------------
- * Purpose:
- * Find the region index for the given instrument using the midi key number
- * and the RPN2 (coarse tuning) value. By using RPN2 as part of the
- * region selection process, we reduce the amount a given sample has
- * to be transposed by selecting the closest recorded root instead.
- *
- * Inputs:
- * nChannel - current channel for this note
- * nKeyNumber - current midi note number
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pnRegionIndex - valid only if we returned success
- * success if we found the region index number, otherwise
- * failure
- *
- * Side Effects:
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMFindRegionIndex (S_VOICE_MGR *pVoiceMgr, EAS_U8 channel, EAS_U8 note, EAS_U16 *pRegionIndex);
-
-/*----------------------------------------------------------------------------
- * VMIncRefCount()
- *----------------------------------------------------------------------------
- * Increment reference count for virtual synth
- *----------------------------------------------------------------------------
-*/
-void VMIncRefCount (S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMReset()
- *----------------------------------------------------------------------------
- * Purpose:
- * We call this routine to start the process of reseting the synth.
- * This routine sets a flag for the entire synth indicating that we want
- * to reset.
- * We also force all voices to mute quickly.
- * However, we do not actually perform any synthesis in this routine. That
- * is, we do not ramp the voices down from this routine, but instead, we
- * let the "regular" synth processing steps take care of adding the ramp
- * down samples to the output buffer. After we are sure that all voices
- * have completed ramping down, we continue the process of resetting the
- * synth (from another routine).
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * - set a flag (in gsSynthObject.m_nFlags) indicating synth reset requested.
- * - force all voices to update their envelope states to mute
- *
- *----------------------------------------------------------------------------
-*/
-void VMReset (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_BOOL force);
-
-/*----------------------------------------------------------------------------
- * VMMuteAllVoices()
- *----------------------------------------------------------------------------
- * Purpose:
- * We call this in an emergency reset situation.
- * This forces all voices to mute quickly.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * - forces all voices to update their envelope states to mute
- *
- *----------------------------------------------------------------------------
-*/
-void VMMuteVoice (S_VOICE_MGR *pVoiceMgr, EAS_I32 voiceNum);
-void VMMuteAllVoices (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMReleaseAllVoices()
- *----------------------------------------------------------------------------
- * Purpose:
- * We call this after we've encountered the end of the Midi file.
- * This ensures all voice are either in release (because we received their
- * note off already) or forces them to mute quickly.
- * We use this as a safety to prevent bad midi files from playing forever.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * - forces all voices to update their envelope states to release or mute
- *
- *----------------------------------------------------------------------------
-*/
-void VMReleaseAllVoices (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMAllNotesOff()
- *----------------------------------------------------------------------------
- * Purpose:
- * Quickly mute all notes on the given channel.
- *
- * Inputs:
- * nChannel - quickly turn off all notes on this channel
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- * Side Effects:
- * - forces all voices on this channel to update their envelope states to mute
- *
- *----------------------------------------------------------------------------
-*/
-void VMAllNotesOff (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_U8 channel);
-
-/*----------------------------------------------------------------------------
- * VMDeferredStopNote()
- *----------------------------------------------------------------------------
- * Purpose:
- * Stop the notes that had deferred note-off requests.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * None.
- *
- * Side Effects:
- * voices that have had deferred note-off requests are now put into release
- * gsSynthObject.m_sVoice[i].m_nFlags has the VOICE_FLAG_DEFER_MIDI_NOTE_OFF
- * cleared
- *----------------------------------------------------------------------------
-*/
-void VMDeferredStopNote (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMSetSynthPolyphony()
- *----------------------------------------------------------------------------
- * Purpose:
- * Set the synth to a new polyphony value. Value must be >= 1 and
- * <= MAX_SYNTH_VOICES. This function will pin the polyphony at those limits
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * synth synthesizer number (0 = onboard, 1 = DSP)
- * polyphonyCount desired polyphony count
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMSetSynthPolyphony (S_VOICE_MGR *pVoiceMgr, EAS_I32 synth, EAS_I32 polyphonyCount);
-
-/*----------------------------------------------------------------------------
- * VMGetSynthPolyphony()
- *----------------------------------------------------------------------------
- * Purpose:
- * Set the synth to a new polyphony value. Value must be >= 1 and
- * <= MAX_SYNTH_VOICES. This function will pin the polyphony at those limits
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * synth synthesizer number (0 = onboard, 1 = DSP)
- * polyphonyCount desired polyphony count
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMGetSynthPolyphony (S_VOICE_MGR *pVoiceMgr, EAS_I32 synth, EAS_I32 *pPolyphonyCount);
-
-/*----------------------------------------------------------------------------
- * VMSetPolyphony()
- *----------------------------------------------------------------------------
- * Purpose:
- * Set the virtual synth polyphony. 0 = no limit (i.e. can use
- * all available voices).
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * polyphonyCount desired polyphony count
- * pSynth pointer to virtual synth
- *
- * Outputs:
- * Returns error code
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMSetPolyphony (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_I32 polyphonyCount);
-
-/*----------------------------------------------------------------------------
- * VMGetPolyphony()
- *----------------------------------------------------------------------------
- * Purpose:
- * Returns the current polyphony setting
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * pSynth pointer to virtual synth
- * pPolyphonyCount pointer to variable to receive data
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMGetPolyphony (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_I32 *pPolyphonyCount);
-
-/*----------------------------------------------------------------------------
- * VMSetPriority()
- *----------------------------------------------------------------------------
- * Purpose:
- * Set the virtual synth priority
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * priority new priority
- * pSynth pointer to virtual synth
- *
- * Outputs:
- * Returns error code
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMSetPriority (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_I32 priority);
-
-/*----------------------------------------------------------------------------
- * VMGetPriority()
- *----------------------------------------------------------------------------
- * Purpose:
- * Get the virtual synth priority
- *
- * Inputs:
- * pVoiceMgr pointer to synthesizer data
- * pPriority pointer to variable to hold priority
- * pSynth pointer to virtual synth
- *
- * Outputs:
- * Returns error code
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMGetPriority (S_VOICE_MGR *pVoiceMgr, S_SYNTH *pSynth, EAS_I32 *pPriority);
-
-/*----------------------------------------------------------------------------
- * VMSetVolume()
- *----------------------------------------------------------------------------
- * Purpose:
- * Set the master volume for this sequence
- *
- * Inputs:
- * nSynthVolume - the desired master volume
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *
- * Side Effects:
- * overrides any previously set master volume from sysex
- *
- *----------------------------------------------------------------------------
-*/
-void VMSetVolume (S_SYNTH *pSynth, EAS_U16 masterVolume);
-
-/*----------------------------------------------------------------------------
- * VMSetPitchBendRange()
- *----------------------------------------------------------------------------
- * Set the pitch bend range for the given channel.
- *----------------------------------------------------------------------------
-*/
-void VMSetPitchBendRange (S_SYNTH *pSynth, EAS_INT channel, EAS_I16 pitchBendRange);
-
-/*----------------------------------------------------------------------------
- * VMSetEASLib()
- *----------------------------------------------------------------------------
- * Purpose:
- * Sets the pointer to the sound library
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMSetGlobalEASLib (S_VOICE_MGR *pVoiceMgr, EAS_SNDLIB_HANDLE pEAS);
-EAS_RESULT VMSetEASLib (S_SYNTH *pSynth, EAS_SNDLIB_HANDLE pEAS);
-
-#ifdef DLS_SYNTHESIZER
-/*----------------------------------------------------------------------------
- * VMSetDLSLib()
- *----------------------------------------------------------------------------
- * Purpose:
- * Sets the pointer to the sound library
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMSetGlobalDLSLib (EAS_DATA_HANDLE pEASData, EAS_DLSLIB_HANDLE pDLS);
-EAS_RESULT VMSetDLSLib (S_SYNTH *pSynth, EAS_DLSLIB_HANDLE pDLS);
-#endif
-
-/*----------------------------------------------------------------------------
- * VMSetTranposition()
- *----------------------------------------------------------------------------
- * Purpose:
- * Sets the global key transposition used by the synthesizer.
- * Transposes all melodic instruments up or down by the specified
- * amount. Range is limited to +/-12 semitones.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- * transposition - transpose amount (+/-12)
- *
- * Outputs:
- *
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMSetTranposition (S_SYNTH *pSynth, EAS_I32 transposition);
-
-/*----------------------------------------------------------------------------
- * VMGetTranposition()
- *----------------------------------------------------------------------------
- * Purpose:
- * Gets the global key transposition used by the synthesizer.
- * Transposes all melodic instruments up or down by the specified
- * amount. Range is limited to +/-12 semitones.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- *
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMGetTranposition (S_SYNTH *pSynth, EAS_I32 *pTransposition);
-
-/*----------------------------------------------------------------------------
- * VMGetNoteCount()
- *----------------------------------------------------------------------------
-* Returns the total note count
-*----------------------------------------------------------------------------
-*/
-EAS_I32 VMGetNoteCount (S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMRender()
- *----------------------------------------------------------------------------
- * Purpose:
- * This routine renders a frame of audio
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * pVoicesRendered - number of voices rendered this frame
- *
- * Side Effects:
- * sets psMidiObject->m_nMaxWorkloadPerFrame
- *
- *----------------------------------------------------------------------------
-*/
-EAS_RESULT VMRender (S_VOICE_MGR *pVoiceMgr, EAS_I32 numSamples, EAS_I32 *pMixBuffer, EAS_I32 *pVoicesRendered);
-
-/*----------------------------------------------------------------------------
- * VMInitWorkload()
- *----------------------------------------------------------------------------
- * Purpose:
- * Clears the workload counter
- *
- * Inputs:
- * pVoiceMgr - pointer to instance data
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMInitWorkload (S_VOICE_MGR *pVoiceMgr);
-
-/*----------------------------------------------------------------------------
- * VMSetWorkload()
- *----------------------------------------------------------------------------
- * Purpose:
- * Sets the max workload for a single frame.
- *
- * Inputs:
- * pVoiceMgr - pointer to instance data
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMSetWorkload (S_VOICE_MGR *pVoiceMgr, EAS_I32 maxWorkLoad);
-
-/*----------------------------------------------------------------------------
- * VMCheckWorkload()
- *----------------------------------------------------------------------------
- * Purpose:
- * Checks to see if work load has been exceeded on this frame.
- *
- * Inputs:
- * pVoiceMgr - pointer to instance data
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_BOOL VMCheckWorkload (S_VOICE_MGR *pVoiceMgr);
-
-/*----------------------------------------------------------------------------
- * VMActiveVoices()
- *----------------------------------------------------------------------------
- * Purpose:
- * Returns the number of active voices in the synthesizer.
- *
- * Inputs:
- * pEASData - pointer to instance data
- *
- * Outputs:
- * Returns the number of active voices
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_I32 VMActiveVoices (S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMMIDIShutdown()
- *----------------------------------------------------------------------------
- * Purpose:
- * Clean up any Synth related system issues.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * None
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMMIDIShutdown (S_EAS_DATA *pEASData, S_SYNTH *pSynth);
-
-/*----------------------------------------------------------------------------
- * VMShutdown()
- *----------------------------------------------------------------------------
- * Purpose:
- * Clean up any Synth related system issues.
- *
- * Inputs:
- * psEASData - pointer to overall EAS data structure
- *
- * Outputs:
- * None
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-void VMShutdown (S_EAS_DATA *pEASData);
-
-#ifdef EXTERNAL_AUDIO
-/*----------------------------------------------------------------------------
- * EAS_RegExtAudioCallback()
- *----------------------------------------------------------------------------
- * Register a callback for external audio processing
- *----------------------------------------------------------------------------
-*/
-void VMRegExtAudioCallback (S_SYNTH *pSynth, EAS_VOID_PTR pInstData, EAS_EXT_PRG_CHG_FUNC cbProgChgFunc, EAS_EXT_EVENT_FUNC cbEventFunc);
-
-/*----------------------------------------------------------------------------
- * VMGetMIDIControllers()
- *----------------------------------------------------------------------------
- * Returns the MIDI controller values on the specified channel
- *----------------------------------------------------------------------------
-*/
-void VMGetMIDIControllers (S_SYNTH *pSynth, EAS_U8 channel, S_MIDI_CONTROLLERS *pControl);
-#endif
-
-#ifdef _SPLIT_ARCHITECTURE
-/*----------------------------------------------------------------------------
- * VMStartFrame()
- *----------------------------------------------------------------------------
- * Purpose:
- * Starts an audio frame
- *
- * Inputs:
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_BOOL VMStartFrame (S_EAS_DATA *pEASData);
-
-/*----------------------------------------------------------------------------
- * VMEndFrame()
- *----------------------------------------------------------------------------
- * Purpose:
- * Stops an audio frame
- *
- * Inputs:
- *
- * Outputs:
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-EAS_BOOL VMEndFrame (S_EAS_DATA *pEASData);
-#endif
-
-#endif /* #ifdef _EAS_VM_PROTOS_H */
-
|