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Awful_audio.cpp
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Awful_audio.cpp
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#include "stdafx.h"
#include "resource.h"
#include "awful.h"
#include "awful_audio.h"
#include "awful_instruments.h"
#include "awful_elements.h"
#include "awful_paramedit.h"
#include "awful_controls.h"
#include "awful_panels.h"
#include "awful_effects.h"
#include "VSTCollection.h"
#include "awful_events_triggers.h"
#include "awful_tracks_lanes.h"
#include "awful_audiohost.h"
#include "awful_renderer.h"
#include "awful_utils_common.h"
#include "awful_preview.h"
#include "awful_cursorandmouse.h"
extern void OutsyncTriggers();
extern void ResetProcessing(bool resetmix);
extern void Place_Note(Instrument *instr, int note, float vol, unsigned long start_frame, unsigned long end_frame);
extern void UpdatePerBaseFrame(Playback* pb);
extern void ProcessSymbols4Gennote(Trigger* tg, long curr_frame, float* freq_active, bool* skip_and_continue, bool* skip);
extern PaError PortAudio_Init();
extern PaError PortAudio_Deinit();
extern PaError PortAudio_Start();
extern void PlayMain();
extern void StopMain(bool forceresetmix);
void MixPreviewData(float* dataL, float* dataR);
bool IsCommandApplicable(Command* cmd, NoteInstance* instr_instance);
extern inline float MixPans(float src_pan, float dst_pan);
inline void GetMonoSampleData(Sample* sample, double cursor_pos, float* dataLR);
inline void GeStereoSampleData(Sample* sample, double cursor_pos, float* dataL, float* dataR);
inline double Sinc(double a);
inline double SincWindowedBlackman(double a, double b, unsigned int num);
inline float Sinc_Interpolate(float* Yi, double dX, unsigned int num);
extern void ResetUnstableElements();
extern void ResetPlacedEnvelopes();
/* Main callback function called by portAudio when it needs to fill sample buffer with next chunk of data */
static int PortAudio_StreamCallback(const void *inputBuffer, void *outputBuffer,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo* timeInfo,
PaStreamCallbackFlags statusFlags, void *userData);
/* Function provided to Renderer module as callback filling in sample buffer */
static RNDR_StreamCode Render_Callback(void *sample_buff, unsigned long frameCount);
void CommonAudioCallback(const void* inputBuffer, void* outputBuffer, unsigned long framesPerBuffer);
long curr_frame;
PaStream *Stream; // PortAudio stream
//Parameters of active selected output audio device
PaStreamParameters outputParameters;
//Parameters of active selected input audio device
PaStreamParameters inputParameters;
PaTime CurrentTime = 0;
float databuff[MAX_BUFF_SIZE*2];
// Global mute triggers for antialiasing
bool GlobalMute = false;
bool MixMute = false;
//Sample buffer for sinc interpolation
static float Yi[256];
//==============================================================================
// this wraps the actual audio device
CAudioDeviceManager* audioDeviceManager = NULL;
AudioCallback* audioCallBack = NULL;
AwfulMidiInputCallback* midiCallBack = NULL;
void AudioCallback::audioDeviceIOCallback(const float** inputChannelData, int totalNumInputChannels, float** outputChannelData, int totalNumOutputChannels, int numSamples)
{
//Random rnd(1);
if(totalNumOutputChannels == 2)
{
CommonAudioCallback(NULL, databuff, numSamples);
for(int fc = 0; fc < numSamples; fc++)
{
outputChannelData[0][fc] = databuff[fc*2];
outputChannelData[1][fc] = databuff[fc*2 + 1];
/*
if(Playing)
{
outputChannelData[0][fc] = rnd.nextFloat();
outputChannelData[1][fc] = rnd.nextFloat();
}
else
{
outputChannelData[0][fc] = 0;
outputChannelData[1][fc] = 0;
}
*/
}
}
}
void AudioCallback::audioDeviceAboutToStart(AudioIODevice * device)
{
}
void AudioCallback::audioDeviceStopped()
{
}
/*
float SincLookUp[1280] =
{
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-0.0000000123, 0.0059068096, 0.0117856823, 0.0174897779, 0.0228736401, 0.0277968105, 0.0321274064, 0.0357455462, 0.0385465845, 0.0404439718,
0.0413717926, 0.0412868075, 0.0401699953, 0.0380275063, 0.0348910391, 0.0308176074, 0.0258886218, 0.0202084314, 0.0139021985, 0.0071132700,
0.0000000129, -0.0072677629, -0.0145127513, -0.0215543639, -0.0282131005, -0.0343150087, -0.0396960713, -0.0442064852, -0.0477146432, -0.0501107797,
-0.0513101667, -0.0512557402, -0.0499201193, -0.0473069809, -0.0434516259, -0.0384208672, -0.0323120952, -0.0252515897, -0.0173920952, -0.0089096921,
-0.0000000135, 0.0091260737, 0.0182472840, 0.0271370802, 0.0355690867, 0.0433226489, 0.0501883402, 0.0559733845, 0.0605067573, 0.0636439025,
0.0652709380, 0.0653081685, 0.0637129396, 0.0604815967, 0.0556505658, 0.0492965430, 0.0415356494, 0.0325216576, 0.0224432740, 0.0115204686,
0.0000000140, -0.0118497815, -0.0237449631, -0.0353923626, -0.0464964285, -0.0567662828, -0.0659228712, -0.0737060159, -0.0798812136, -0.0842460766,
-0.0866360292, -0.0869294927, -0.0850520432, -0.0809796229, -0.0747406632, -0.0664170906, -0.0561439656, -0.0441080704, -0.0305450857, -0.0157356095,
-0.0000000144, 0.0163077731, 0.0328074731, 0.0491004735, 0.0647785366, 0.0794329569, 0.0926641226, 0.1040910482, 0.1133609042, 0.1201581880,
0.1242133453, 0.1253106743, 0.1232953370, 0.1180791631, 0.1096453220, 0.0980514809, 0.0834315717, 0.0659958869, 0.0460295938, 0.0238896385,
0.0000000147, -0.0251545217, -0.0510361716, -0.0770631433, -0.1026199013, -0.1270683557, -0.1497599483, -0.1700480878, -0.1873011142, -0.2009152472,
-0.2103271782, -0.2150264978, -0.2145670950, -0.2085778266, -0.1967718154, -0.1789544970, -0.1550298929, -0.1250053793, -0.0889943987, -0.0472172648,
-0.0000000148, 0.0522287525, 0.1089430526, 0.1695265621, 0.2332814932, 0.2994389832, 0.3671712577, 0.4356046319, 0.5038337708, 0.5709369779,
0.6359910965, 0.6980877519, 0.7563483119, 0.8099397421, 0.8580884337, 0.9000939727, 0.9353414178, 0.9633120894, 0.9835928082, 0.9958829284,
1.0000000000, 0.9958829284, 0.9835928082, 0.9633120894, 0.9353414178, 0.9000939727, 0.8580884337, 0.8099397421, 0.7563483119, 0.6980877519,
0.6359910965, 0.5709369779, 0.5038337708, 0.4356046319, 0.3671712577, 0.2994389832, 0.2332814783, 0.1695265621, 0.1089430526, 0.0522287525,
-0.0000000148, -0.0472172610, -0.0889943987, -0.1250053793, -0.1550298929, -0.1789544970, -0.1967718154, -0.2085778266, -0.2145670950, -0.2150264978,
-0.2103271782, -0.2009152323, -0.1873011142, -0.1700480729, -0.1497599334, -0.1270683557, -0.1026199013, -0.0770631433, -0.0510361716, -0.0251545217,
0.0000000147, 0.0238896385, 0.0460295901, 0.0659958869, 0.0834315643, 0.0980514735, 0.1096453145, 0.1180791631, 0.1232953370, 0.1253106743,
0.1242133453, 0.1201581880, 0.1133608967, 0.1040910482, 0.0926641226, 0.0794329569, 0.0647785366, 0.0491004735, 0.0328074731, 0.0163077731,
-0.0000000144, -0.0157356095, -0.0305450857, -0.0441080704, -0.0561439618, -0.0664170831, -0.0747406632, -0.0809796229, -0.0850520432, -0.0869294927,
-0.0866360292, -0.0842460692, -0.0798812136, -0.0737060085, -0.0659228712, -0.0567662828, -0.0464964248, -0.0353923589, -0.0237449612, -0.0118497806,
0.0000000140, 0.0115204686, 0.0224432722, 0.0325216576, 0.0415356494, 0.0492965393, 0.0556505620, 0.0604815930, 0.0637129396, 0.0653081611,
0.0652709305, 0.0636438951, 0.0605067573, 0.0559733845, 0.0501883402, 0.0433226489, 0.0355690867, 0.0271370783, 0.0182472840, 0.0091260737,
-0.0000000135, -0.0089096911, -0.0173920952, -0.0252515879, -0.0323120952, -0.0384208672, -0.0434516259, -0.0473069809, -0.0499201193, -0.0512557365,
-0.0513101630, -0.0501107797, -0.0477146395, -0.0442064814, -0.0396960713, -0.0343150049, -0.0282131005, -0.0215543639, -0.0145127513, -0.0072677629,
0.0000000129, 0.0071132700, 0.0139021976, 0.0202084314, 0.0258886218, 0.0308176056, 0.0348910391, 0.0380275026, 0.0401699953, 0.0412868075,
0.0413717888, 0.0404439680, 0.0385465808, 0.0357455462, 0.0321274064, 0.0277968086, 0.0228736401, 0.0174897779, 0.0117856814, 0.0059068091,
-0.0000000123, -0.0057901726, -0.0113247465, -0.0164737534, -0.0211191401, -0.0251574162, -0.0285018887, -0.0310844332, -0.0328568034, -0.0337914117,
-0.0338816196, -0.0331414789, -0.0316049978, -0.0293249525, -0.0263712257, -0.0228287876, -0.0187953506, -0.0143787414, -0.0096940892, -0.0048608845,
0.0000000115, 0.0047693369, 0.0093323030, 0.0135813095, 0.0174184293, 0.0207576137, 0.0235265773, 0.0256682914, 0.0271421019, 0.0279244129,
0.0280089490, 0.0274065882, 0.0261447746, 0.0242665578, 0.0218292382, 0.0189027227, 0.0155675793, 0.0119128749, 0.0080338512, 0.0040294817,
-0.0000000108, -0.0039556236, -0.0077419709, -0.0112695461, -0.0144568020, -0.0172319971, -0.0195347723, -0.0213174131, -0.0225457959, -0.0231999699,
-0.0232743789, -0.0227777530, -0.0217326302, -0.0201745499, -0.0181509536, -0.0157198124, -0.0129480148, -0.0099095693, -0.0066836723, -0.0033526698,
0.0000000099, 0.0032919170, 0.0064435792, 0.0093803955, 0.0120343678, 0.0143456552, 0.0162638798, 0.0177492015, 0.0187730901, 0.0193188339,
0.0193817243, 0.0189689640, 0.0180992652, 0.0168021936, 0.0151172457, 0.0130927041, 0.0107842898, 0.0082536740, 0.0055668494, 0.0027924450,
-0.0000000091, -0.0027417981, -0.0053666928, -0.0078125270, -0.0100226458, -0.0119471978, -0.0135442298, -0.0147805782, -0.0156325120, -0.0160861574,
-0.0161376484, -0.0157930423, -0.0150680002, -0.0139872115, -0.0125836460, -0.0108975740, -0.0089754630, -0.0068687154, -0.0046323226, -0.0023234489,
0.0000000083, 0.0022808530, 0.0044639814, 0.0064976932, 0.0083349003, 0.0099341953, 0.0112607637, 0.0122871194, 0.0129936440, 0.0133689186,
0.0134098614, 0.0131216468, 0.0125174243, 0.0116178486, 0.0104504405, 0.0090487786, 0.0074515622, 0.0057015740, 0.0038445476, 0.0019279917,
-0.0000000074, -0.0018919790, -0.0037022210, -0.0053878892, -0.0069099967, -0.0082342997, -0.0093320450, -0.0101805814, -0.0107637960, -0.0110723907,
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0.0000000066, 0.0015627053, 0.0030571395, 0.0044479757, 0.0057031005, 0.0067943502, 0.0076981233, 0.0083958767, 0.0088744825, 0.0091264453,
0.0091499817, 0.0089489492, 0.0085326433, 0.0079154680, 0.0071164751, 0.0061588124, 0.0050690710, 0.0038765653, 0.0026125591, 0.0013094587,
-0.0000000058, -0.0012835928, -0.0025103313, -0.0036512581, -0.0046800906, -0.0055738194, -0.0063132113, -0.0068832063, -0.0072732023, -0.0074772346,
-0.0074940212, -0.0073269089, -0.0069836942, -0.0064763413, -0.0058206078, -0.0050355792, -0.0041431296, -0.0031673326, -0.0021338202, -0.0010691222,
0.0000000051, 0.0010472419, 0.0020473436, 0.0029767407, 0.0038140838, 0.0045407242, 0.0051411171, 0.0056031412, 0.0059183249, 0.0060819825,
0.0060932487, 0.0059550214, 0.0056738118, 0.0052595106, 0.0047250735, 0.0040861368, 0.0033605783, 0.0025680286, 0.0017293521, 0.0008661058,
-0.0000000044, -0.0008476627, -0.0016564596, -0.0024073757, -0.0030832202, -0.0036690156, -0.0041523185, -0.0045234747, -0.0047757933, -0.0049056504,
-0.0049125128, -0.0047988822, -0.0045701694, -0.0042344984, -0.0038024459, -0.0032867286, -0.0027018425, -0.0020636667, -0.0013890418, -0.0006953342,
0.0000000037, 0.0006798661, 0.0013279070, 0.0019289266, 0.0024692209, 0.0029368862, 0.0033220712, 0.0036171759, 0.0038169869, 0.0039187539,
0.0039221998, 0.0038294757, 0.0036450471, 0.0033755375, 0.0030295111, 0.0026172209, 0.0021503144, 0.0016415166, 0.0011042902, 0.0005524870,
-0.0000000031, -0.0005395957, -0.0010533396, -0.0015292220, -0.0019564428, -0.0023256536, -0.0026291530, -0.0028610390, -0.0030173135, -0.0030959330,
-0.0030968157, -0.0030217962, -0.0028745346, -0.0026603818, -0.0023862091, -0.0020601996, -0.0016916170, -0.0012905492, -0.0008676407, -0.0004338146,
0.0000000026, 0.0004231515, 0.0008254968, 0.0011976643, 0.0015312544, 0.0018190253, 0.0020550436, 0.0022347989, 0.0023552789, 0.0024150086,
0.0024140461, 0.0023539446, 0.0022376764, 0.0020695226, 0.0018549357, 0.0016003742, 0.0013131184, 0.0010010685, 0.0006725336, 0.0003360166,
-0.0000000021, -0.0003272733, -0.0006379773, -0.0009249060, -0.0011816258, -0.0014026165, -0.0015833839, -0.0017205446, -0.0018118804, -0.0018563626,
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0.0000000017, 0.0002490649, 0.0004850931, 0.0007026389, 0.0008968628, 0.0010636358, 0.0011996229, 0.0013023433, 0.0013702081, 0.0014025348,
0.0013995386, 0.0013623021, 0.0012927236, 0.0011934467, 0.0010677741, 0.0009195659, 0.0007531283, 0.0005730934, 0.0003842952, 0.0001916433,
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0.0000000010, 0.0001356178, 0.0002635137, 0.0003807791, 0.0004848623, 0.0005736215, 0.0006453652, 0.0006988801, 0.0007334455, 0.0007488360,
0.0007453102, 0.0007235887, 0.0006848210, 0.0006305421, 0.0005626217, 0.0004832056, 0.0003946533, 0.0002994715, 0.0002002458, 0.0000995738,
-0.0000000007, -0.0000960500, -0.0001863189, -0.0002687758, -0.0003416557, -0.0004034954, -0.0004531595, -0.0004898575, -0.0005131513, -0.0005229540,
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0.0000000005, 0.0000654607, 0.0001266968, 0.0001823512, 0.0002312601, 0.0002724756, 0.0003052812, 0.0003292011, 0.0003440025, 0.0003496922,
0.0003465064, 0.0003348959, 0.0003155055, 0.0002891499, 0.0002567856, 0.0002194810, 0.0001783840, 0.0001346897, 0.0000896074, 0.0000443291,
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0.0000000002, 0.0000252929, 0.0000485598, 0.0000693162, 0.0000871687, 0.0001018210, 0.0001130767, 0.0001208391, 0.0001251089, 0.0001259785,
0.0001236248, 0.0001183000, 0.0001103202, 0.0001000535, 0.0000879075, 0.0000743152, 0.0000597224, 0.0000445745, 0.0000293043, 0.0000143209,
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0.0000205281, 0.0000189056, 0.0000169346, 0.0000147213, 0.0000123690, 0.0000099747, 0.0000076258, 0.0000053984, 0.0000033552, 0.0000015445,
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-0.0000021933, -0.0000017516, -0.0000013304, -0.0000009526, -0.0000006344, -0.0000003844, -0.0000002042, -0.0000000886, -0.0000000267, -0.0000000034,
};
*/
//
///
///////
//////////////
//////////////////
//////////////////
/////////
///////////
//////////////////////////
///////////////////
//////////
////////////8/8/8/8
//////////////*******
/////////////////////// // -9982
///////////////////////////////////
void SetSampleRate(unsigned int uiSampleRate)
{
pVSTCollector->SetSampleRate((float)uiSampleRate);
Eff* eff = first_eff;
while(eff != NULL)
{
eff->SetSampleRate((float)uiSampleRate);
eff = eff->next;
}
Instrument* instr = first_instr;
while(instr != NULL)
{
instr->SetSampleRate((float)uiSampleRate);
instr = instr->next;
}
}
void SetBPM(float bpm)
{
if (pVSTCollector != NULL)
{
pVSTCollector->SetBPM(bpm);
}
}
bool Render_Start()
{
long ullLastFrame;
GetLastElementEndFrame(&ullLastFrame);
if(ullLastFrame > 0 && Playing == false)
{
if(Rendering == false)
{
CP->PosToHome();
#ifdef USE_JUCE_AUDIO
audioDeviceManager->removeAudioCallback(audioCallBack);
#else
PortAudio_Stop();
#endif
PlayMain();
Rendering = true;
pRenderer->SetConfig(&renderConfig);
pRenderer->SetAudioLength(ullLastFrame);
pRenderer->Open();
pRenderer->Start(&Render_Callback);
}
else
{
pbkMain->UpdateQueuedEv();
pRenderer->SetAudioLength(ullLastFrame);
pRenderer->Resume();
}
return true;
}
else
return false;
}
void Render_Stop()
{
if (Rendering == true)
{
Rendering = false;
pRenderer->Stop();
pRenderer->Close();
#ifdef USE_JUCE_AUDIO
audioDeviceManager->addAudioCallback(audioCallBack);
#else
PortAudio_Start();
#endif
}
StopMain();
}
// Resets parameters being recorded to envelopes
void FinishParamsRecording()
{
if(Recording == true)
{
Parameter* paramnext;
Parameter* param = first_rec_param;
while(param != NULL)
{
paramnext = param->rec_next;
param->FinishRecording();
param = paramnext;
}
}
}
// Completely stops params recording
void StopRecording()
{
FinishParamsRecording();
Recording = false;
CP->Record->Release();
}
void PlayMain()
{
if(Playing == false) // Go playing
{
// "Playing selected"
if(pbkMain->looped == true)
{
if(pbkMain->currFrame < pbkMain->rng_start_frame || pbkMain->currFrame > pbkMain->rng_end_frame)
{
pbkMain->SetCurrFrame(pbkMain->rng_start_frame);
UpdatePerBaseFrame(pbkMain);
}
}
pbkMain->UpdateQueuedEv();
pbkMain->SetActive();
if(aux_panel->workPt->basePattern->autopatt == false)
{
pbkAux->SetInactive();
}
// Seamless envelopes support
PreInitEnvelopes(pbkMain->currFrame, field_pattern, field_pattern->first_ev, true);
PreInitSamples(pbkMain->currFrame, field_pattern, field_pattern->first_ev);
Playing = true;
}
else // Pause playing
{
Playing = false;
if(Recording == true)
{
FinishParamsRecording();
}
MC->poso->stopTimer();
pbkMain->SetInactive();
pbkAux->SetInactive();
// Align current frame to the last *seen* pos, not the last played.
pbkMain->SetCurrFrame((long)pbkMain->currFrame_tsync);
if(aux_panel->workPt->basePattern->autopatt == false)
{
pbkAux->SetCurrFrame((long)pbkAux->currFrame_tsync);
}
ResetProcessing(false);
ResetUnstableElements();
CleanupAll();
}
}
void StopMain(bool forceresetmix)
{
bool resetmix = forceresetmix;
if(resetmix == false && Playing == false && aux_panel->playing == false)
{
resetmix = true;
}
if(Playing == true || !aux_panel->isPlaying())
{
Playing = false;
MC->poso->stopTimer();
pbkMain->pactive = false;
pbkMain->SetCurrFrame(0);
currPlayX = 0;
currPlayX_f = 0;
if(Recording == true)
{
StopRecording();
}
Preview_StopAll();
ResetProcessing(resetmix);
CleanupAll();
UpdateTime(Loc_MainGrid);
AuxPos2MainPos();
}
else if(aux_panel->isPlaying())
{
aux_panel->Stop();
}
// Seamless envelopes support
PreInitEnvelopes(pbkMain->currFrame, field_pattern, field_pattern->first_ev, true);
}
void ResetPlacedEnvelopes()
{
Command* cmd;
Trigger* tg = first_active_command_trigger;
while(tg != NULL)
{
cmd = (Command*)tg->el;
if(cmd->cmdtype != Cmd_LocVolEnv && cmd->cmdtype != Cmd_LocPanEnv)
{
tg->Deactivate();
}
tg = tg->loc_act_next;
}
}
// This function takes care of elements that can produce undesired effects per position change
void ResetUnstableElements()
{
// Remove active effect-elements
Trigger* tg = first_global_active_trigger;
Trigger* tgnext;
while(tg != NULL)
{
tgnext = tg->act_next;
if(((tg->el->type == El_GenNote) && ((NoteInstance*)tg->el)->instr->subtype == ModSubtype_VSTPlugin)||
tg->el->type == El_Mute ||
tg->el->type == El_Vibrate ||
tg->el->type == El_Slider ||
tg->el->type == El_Transpose ||
tg->el->type == El_SlideNote ||
tg->el->type == El_Command) // Envelopes will be preinited when playback restarts
{
tg->toberemoved = true;
}
tg = tgnext;
}
// Block instance triggers to prevent unneeded effects
OutsyncTriggers();
}
void OutsyncTriggers()
{
Trigger* tg = first_global_active_trigger;
Trigger* tgnext;
while(tg != NULL)
{
tgnext = tg->act_next;
if(tg->el->IsInstance())
{
tg->outsync = true;
}
tg = tgnext;
}
}
void ResetProcessing(bool resetmix)
{
GlobalMute = true;
if(resetmix)
{
MixMute = true;
field_pattern->Reset();
Trk* trk = first_trkdata;
while(trk != NULL)
{
trk->fxstate.t_break = false;
trk->fxstate.t_reversed = false;
trk->fxstate.t_mutecount = 0;
trk->envelopes = NULL;
trk->fxstate.freqtrig = NULL;
trk->fxstate.t_freq_mult = 1;
trk = trk->next;
}
mAster.efftrig = NULL;
mAster.envelopes = NULL;
mAster.freq_mult = 1;
Instrument* i = first_instr;
while(i != NULL)
{
i->Reset();
i = i->next;
}
}
}
void Place_Note(Instrument *instr, int note, float vol, unsigned long start_frame, unsigned long end_frame)
{
aux_panel->PlaceNote(instr, note, vol, start_frame, end_frame);
}
void MidiToHost_AddNoteOn(Instrument* instr, int note, int vol)
{
float notevol;
if(vol <= 100)
notevol = (float)vol/100;
else
notevol = float(vol - 100)/27.f*(VolRange - 1) + 1;
// Let's handle recording stuff
Pattern* pt = NULL;
if(Recording)
{
if(Playing)
{
pt = field_pattern;
if(!aux_panel->isBlank())
{
pt = aux_panel->workPt;
C.SetPattern(pt, Loc_MainGrid);
}
else if(C.patt == field_pattern)
{
C.SetPos(Frame2Tick(pbkMain->currFrame), CLine);
pt = CreateElement_Pattern(CTick, CTick + (float)ticks_per_beat, CLine, CLine, Patt_Pianoroll);
C.SetPattern(pt, Loc_MainGrid);
// Remove it from field
C.type = CType_None;
R(Refresh_KeyCursor);
MC->ForceRefresh();
}
else
pt = C.patt;
//Place_Note(((Instance*)(PrevSlot[ic].trig.el))->instr,
// note, PrevSlot[ic].trig.vol_val, PrevSlot[ic].start_frame, pbMain->currFrame - pbAux->currFrame);
if(instr->subtype == ModSubtype_Sample)
{
// If this is a sample, then record it immediately, since it's released by itself, without
// waiting for user to release the key on MIDI keyboard
tframe frame1 = pbkMain->currFrame - C.patt->StartFrame();
Grid_PutInstanceSpecific(C.patt,
instr,
note + 1,
notevol,
frame1,
frame1 + 1);
float newlength = Frame2Tick(frame1 + 4444);
if(newlength > C.patt->tick_length)
C.patt->SetTickLength(newlength);
R(Refresh_Grid);
MC->poso->ScheduleRefresh();
//MC->listen->CommonInputActions();
}
}
else if(aux_panel->playing)
{
if(aux_panel->isBlank())
{
aux_panel->CreateNew();
}
pt = aux_panel->workPt;
}
}
// Then preview the note
int num = Preview_Add(NULL, instr, -1, note, pt, NULL, NULL);
// Remember the frame and the volume, to use them after note is released
if(num != 0xFFFF)
{
PrevSlot[num].ii->loc_vol->SetNormalValue(notevol);
PrevSlot[num].start_frame = pbkMain->currFrame;
}
//if(Recording)
//{
// Place_Note(instr, note, vol, pbMain->currFrame, pbMain->currFrame + 44100);
// R(Refresh_AuxGrid);
// MC->listen->CommonInputActions();
//}
}
void MidiToHost_AddNoteOff(Instrument* instr, int note)
{
Preview_Release(instr, note);
}
extern inline float MixPans(float src_pan, float dst_pan)
{
return src_pan*(1 - abs(dst_pan)) + dst_pan;
}
inline bool IsCommandApplicable(Command* cmd, NoteInstance* instance)
{
if(cmd->scope->local == true)
{
if(cmd->patt == instance->patt)
{
if(cmd->scope->instr == instance->instr)
{
return true;
}
}
}
else if(cmd->scope->for_track == true)
{
if(cmd->field_trknum == instance->field_trknum)
{
if(cmd->scope->instr == instance->instr)
{
return true;
}
}
}
else if(cmd->scope->pt != NULL)
{
if(cmd->scope->pt == instance->patt)
{
if(cmd->scope->instr == instance->instr)
{
return true;
}
}
}
else
{
if(cmd->scope->instr == instance->instr)
{
return true;
}
}
return false;
}
void StopPlacedEnvelopes()
{
Trigger* tg = first_active_command_trigger;
while(tg != NULL)
{
if(tg->el->IsPresent())
{
((Envelope*)((Command*)tg->el)->paramedit)->newbuff = false;;
}
tg = tg->loc_act_next;
}
}
void UpdatePerBaseFrame(Playback* pb)
{
if(pb == pbkMain)
{
currPlayX_f = pbkMain->currFrame/framesPerPixel;
currPlayX = (int)currPlayX_f;
AuxPos2MainPos();
}
else if(pb == pbkAux)
{
aux_panel->curr_play_x_f = (pbkAux->currFrame - aux_panel->workPt->frame)/aux_panel->frames_per_pixel;
aux_panel->curr_play_x = (int)aux_panel->curr_play_x_f;
MainPos2AuxPos();
}
}
INLINE float Gaussian_Interpol(float* Yi, float dX)
{
float ret_val = 0;
// double a = -1.0/12.0*Yi[2]-1.0/120.0*Yi[0]+1.0/24.0*Yi[1]+1.0/120.0*Yi[5]+1.0/12.0*Yi[3]-1.0/24.0*Yi[4];
// double b = 13.0/12.0*Yi[2]+1.0/8.0*Yi[0]-7.0/12.0*Yi[1]-1.0/12.0*Yi[5]-Yi[3]+11.0/24.0*Yi[4];
// double c = -59.0/12.0*Yi[2]-17.0/24.0*Yi[0]+71.0/24.0*Yi[1]+7.0/24.0*Yi[5]+49.0/12.0*Yi[3]-41.0/24.0*Yi[4];
// double d = 107.0/12.0*Yi[2]+15.0/8.0*Yi[0]-77.0/12.0*Yi[1]-5.0/12.0*Yi[5]-13.0/2.0*Yi[3]+61.0/24.0*Yi[4];
// double e = -137.0/60.0*Yi[0]+5.0*Yi[1]-5.0*Yi[2]+10.0/3.0*Yi[3]-5.0/4.0*Yi[4]+1.0/5.0*Yi[5];
dX += 2;
//ret_val = ((((a*dX + b)*dX + c)*dX + d)*dX + e)*dX + Yi[0];
ret_val = (float)((((((-1.0/12.0*Yi[2]-1.0/120.0*Yi[0]+1.0/24.0*Yi[1]+1.0/120.0*Yi[5]+1.0/12.0*Yi[3]-1.0/24.0*Yi[4])*dX + \
(13.0/12.0*Yi[2]+1.0/8.0*Yi[0]-7.0/12.0*Yi[1]-1.0/12.0*Yi[5]-Yi[3]+11.0/24.0*Yi[4]))*dX + \
(-59.0/12.0*Yi[2]-17.0/24.0*Yi[0]+71.0/24.0*Yi[1]+7.0/24.0*Yi[5]+49.0/12.0*Yi[3]-41.0/24.0*Yi[4]))*dX + \
(107.0/12.0*Yi[2]+15.0/8.0*Yi[0]-77.0/12.0*Yi[1]-5.0/12.0*Yi[5]-13.0/2.0*Yi[3]+61.0/24.0*Yi[4]))*dX + \
(-137.0/60.0*Yi[0]+5.0*Yi[1]-5.0*Yi[2]+10.0/3.0*Yi[3]-5.0/4.0*Yi[4]+1.0/5.0*Yi[5]))*dX + Yi[0]);
return ret_val;
}
INLINE float Sinc_Interpolate(float* Yi, double dX, unsigned int num)
{
double ret_val = 0;
unsigned char mid = num/2;
int j = (int)(0 - mid);
unsigned int i = 0;
// unsigned int index1;
// unsigned char offset;
// float SincVal = 0.f;
// bool interpolate = false;
// offset = dX*20; // 0.05 = 1/20
// if ( (float)(dX*20.f) > offset )
// {
// interpolate = true;
// }
for (; i < num; ++i)
{
/*
if (interpolate == true)
{
SincVal = Interpolate_Line(0, SincLookUp[i*20 + offset], 1, SincLookUp[i*20 + offset + 1], 0.5f);
}
else
{
SincVal = SincLookUp[i*20 + offset];
}
*/
//ret_val += Yi[i]*SincVal;
//ret_val += Yi[i]*Sinc((double)(j - dX));
ret_val += Yi[i]*SincWindowedBlackman((double)(j - dX), (double) (i - dX), num);
++j;
}
return (float)ret_val;
}
INLINE double Sinc(double a)
{
return sin(PI*a)/(PI*a);
}
INLINE double SincWindowedBlackman(double a, double b, unsigned int num)
{
return Sinc(a)*(0.42 - 0.5*cos((2.f*PI*b)/((float)num)) + 0.08*cos((4.f*PI*b)/((float)num)));
}
INLINE void GetMonoSampleData(Sample* sample, double cursor_pos, float* dataLR)
{
float x1 = (float)(int)cursor_pos;
float x2 = x1 + 1;
float y1 = sample->sample_data[(int)x1];
float y2;
float Y[6];
if((int)x2 == sample->sample_info.frames)
{
y2 = 0;
}
else
{
y2 = sample->sample_data[(int)x2];
}
double x3 = cursor_pos;
if (x1 == x3)
{
*dataLR = sample->sample_data[(int)x3];
}
else
{
unsigned int method = WorkingInterpolationMethod;
if(Rendering == true)
method = RenderInterpolationMethod;
switch (method)
{
case Interpol_linear:
{
*dataLR = Interpolate_Line(x1, y1, x2, y2, x3);
}
break;
case Interpol_3dHermit:
{
float dX = (float)cursor_pos - x1;
float xm1 = x1 > 0 ? sample->sample_data[(int)(x1-1)] : 0;
float _x0 = sample->sample_data[(int)x1];
float _x1 = (x1+1) <= (sample->sample_info.frames -1) ? sample->sample_data[(int)(x1 + 1)] : sample->sample_data[(int)x1];
float _x2 = (x1+2) <= (sample->sample_info.frames -1) ? sample->sample_data[(int)(x1 + 2)] : sample->sample_data[(int)x1];
// float a = (3 * (_x0-_x1) - xm1 + _x2) / 2;
// float b = 2*_x1 + xm1 - (5*_x0 + _x2) / 2;
// float c = (_x1 - xm1) / 2;
*dataLR = (((((3 * (_x0-_x1) - xm1 + _x2) / 2) * dX) +\
(2*_x1 + xm1 - (5*_x0 + _x2) / 2)) * dX + ((_x1 - xm1) / 2)) * dX + _x0;
}
break;
case Interpol_6dHermit:
{
float dX = (float)cursor_pos - x1;
int i = 0;
unsigned int pX = (x1 > 1)? (unsigned int)x1-2: 0;
for (i = 0; i<6;++i)
{
if ((pX + i)< (sample->sample_info.frames -1))
{
Y[i] = sample->sample_data[(int)pX+i];
}
else
{
Y[i] = 0;
}
}
*dataLR = Gaussian_Interpol(Y, dX);
}
break;
case Interpol_64Sinc:
case Interpol_128Sinc:
case Interpol_256Sinc:
{
double dX = cursor_pos - x1;
unsigned int num = 64;
if (method == Interpol_128Sinc)
{
num = 128;
}
else if (method == Interpol_256Sinc)
{
num = 256;
}
int uiLBorder;
uiLBorder = int(x1 - num/2);
for (unsigned int i = 0; i < num; ++i)
{
if (((uiLBorder + i) >= 0) && ((uiLBorder + i) < sample->sample_info.frames))
{
Yi[i] = sample->sample_data[(int)(uiLBorder + i)];
}
else
{
Yi[i] = 0;
}
}
*dataLR = Sinc_Interpolate(Yi, dX, num);
// char buf[100] = {0};
// sprintf(buf, "%u %u %.08f %.08f %.08f %.08f",
// (int)x1,
// (int)x2,
// dX, sample->sample_data[(int)x1], *dataLR, sample->sample_data[(int)x2]);
// DBG(buf);
}
break;
default:
{
}
break;
}
}
}
INLINE void GeStereoSampleData(Sample* sample, double cursor_pos, float* dataL, float* dataR)
{
double x1, x2, x3;
float y1, y2;
float Y[6];
// process left
x1 = (float)((int)cursor_pos);
x2 = x1 + 1;
x3 = cursor_pos;
y1 = sample->sample_data[(int)x1*2];
if((int)x2 >= sample->sample_info.frames)
{
y2 = 0;
}
else
{
y2 = sample->sample_data[(int)x2*2];
}
/* If current pos matches to sample point, don't need to interpolate (make CPU overhead) */
if (x3 == x1)
{
*dataL = sample->sample_data[(int)x3*2];
}
else
{
unsigned int method = WorkingInterpolationMethod;
if(Rendering == true)
method = RenderInterpolationMethod;
switch (method)
{
case Interpol_linear:
{
*dataL = Interpolate_Line(x1, y1, x2, y2, x3);
}
break;
case Interpol_3dHermit:
{
float dX = (float)(cursor_pos - x1);
float xm1 = x1 > 0 ? sample->sample_data[(int)(x1-1)*2] : 0;
float _x0 = sample->sample_data[(int)x1*2];
float _x1 = (x1+1) <= (sample->sample_info.frames -1) ? sample->sample_data[(int)(x1 + 1)*2] : sample->sample_data[(int)x1*2];
float _x2 = (x1+2) <= (sample->sample_info.frames -1) ? sample->sample_data[(int)(x1 + 2)*2] : sample->sample_data[(int)x1*2];
// float a = (3 * (_x0-_x1) - xm1 + _x2) / 2;
// float b = 2*_x1 + xm1 - (5*_x0 + _x2) / 2;
// float c = (_x1 - xm1) / 2;
*dataL = (((((3 * (_x0-_x1) - xm1 + _x2) / 2) * dX) +\
(2*_x1 + xm1 - (5*_x0 + _x2) / 2)) * dX + ((_x1 - xm1) / 2)) * dX + _x0;
}
break;
case Interpol_6dHermit:
{
float dX = (float)(cursor_pos - x1);
int i = 0;
unsigned int pX = (x1 > 1)? (unsigned int)x1-2: 0;
for (i = 0; i<6;++i)
{
if ((pX + i) < (sample->sample_info.frames -1))
{
Y[i] = sample->sample_data[(int)(pX+i)*2];
}
else
{
Y[i] = 0;
}
}
*dataL = Gaussian_Interpol(Y, dX);
}
break;
case Interpol_64Sinc:
case Interpol_128Sinc:
case Interpol_256Sinc:
{
double dX = (cursor_pos - x1);
unsigned int num = 64;
if (method == Interpol_128Sinc)
{
num = 128;
}
else if (method == Interpol_256Sinc)
{