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snes9x/macosx/mac-musicbox.cpp

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Initial 1.52 import
2010-09-25 15:46:12 +00:00
/***********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
Jerremy Koot (jkoot@snes9x.com)
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
Kris Bleakley (codeviolation@hotmail.com)
(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
Nach (n-a-c-h@users.sourceforge.net),
zones (kasumitokoduck@yahoo.com)
(c) Copyright 2006 - 2007 nitsuja
(c) Copyright 2009 - 2010 BearOso,
OV2
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
Nach,
zsKnight (zsknight@zsnes.com)
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive (andreasnaive@gmail.com),
Gary Henderson,
Ivar (ivar@snes9x.com),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti (neviksti@hotmail.com)
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare (lord_nightmare@users.sourceforge.net),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault (pagefault@zsnes.com),
Kris Bleakley
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code used in 1.39-1.51
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
SPC7110 and RTC C++ emulator code used in 1.52+
(c) Copyright 2009 byuu,
neviksti
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001 - 2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound emulator code used in 1.5-1.51
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
Sound emulator code used in 1.52+
(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x, HQ3x, HQ4x filters
(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
NTSC filter
(c) Copyright 2006 - 2007 Shay Green
GTK+ GUI code
(c) Copyright 2004 - 2010 BearOso
Win32 GUI code
(c) Copyright 2003 - 2006 blip,
funkyass,
Matthew Kendora,
Nach,
nitsuja
(c) Copyright 2009 - 2010 OV2
Mac OS GUI code
(c) Copyright 1998 - 2001 John Stiles
(c) Copyright 2001 - 2010 zones
Specific ports contains the works of other authors. See headers in
individual files.
Snes9x homepage: http://www.snes9x.com/
Permission to use, copy, modify and/or distribute Snes9x in both binary
and source form, for non-commercial purposes, is hereby granted without
fee, providing that this license information and copyright notice appear
with all copies and any derived work.
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
***********************************************************************************/
/***********************************************************************************
SNES9X for Mac OS (c) Copyright John Stiles
Snes9x for Mac OS X
(c) Copyright 2001 - 2010 zones
(c) Copyright 2002 - 2005 107
(c) Copyright 2002 PB1400c
(c) Copyright 2004 Alexander and Sander
(c) Copyright 2004 - 2005 Steven Seeger
(c) Copyright 2005 Ryan Vogt
***********************************************************************************/
#include "snes9x.h"
#include "memmap.h"
#include "apu.h"
#include "snapshot.h"
#include <pthread.h>
#include "mac-prefix.h"
#include "mac-audio.h"
#include "mac-dialog.h"
#include "mac-file.h"
#include "mac-os.h"
#include "mac-stringtools.h"
#include "mac-musicbox.h"
const float mbxOffsetX = 0.0f,
mbxOffsetY = 0.0f,
mbxBarWidth = 12.0f,
mbxBarHeight = 128.0f,
mbxBarSpace = 2.0f,
mbxLRSpace = 20.0f,
mbxRightBarX = (mbxLRSpace + (mbxBarWidth * 8.0f + mbxBarSpace * 7.0f)),
yyscale = (float) (128.0 / sqrt(64.0));
extern char gMacRomName[ROM_NAME_LEN];
volatile Boolean mboxPause = false;
static uint8 storedSoundSnapshot[SPC_SAVE_STATE_BLOCK_SIZE];
static int32 oldCPUCycles;
static short mbxOpenedHeight, mbxClosedHeight;
static float mbxMarginX, mbxMarginY, mbxViewWidth, mbxViewHeight;
static short prevLMax[8], prevRMax[8];
static short prevLVol[8], prevRVol[8];
static long long barTimeL[8], barTimeR[8];
static pthread_t mbxThread;
static uint16 stereo_switch;
static volatile Boolean stopNow, showIndicator, mbxFinished;
static void SPCPlayExec (void);
static void SPCPlayFreeze (void);
static void SPCPlayDefrost (void);
static void MusicBoxForceFreeze (void);
static void MusicBoxForceDefrost (void);
static void MusicBoxInitIndicator (void);
static void MusicBoxDrawIndicator (HIViewRef, CGContextRef);
static void * SoundTask (void *);
static pascal void MusicBoxTimerHandler (EventLoopTimerRef, void *);
static pascal OSStatus MusicBoxEventHandler (EventHandlerCallRef, EventRef, void *);
static pascal OSStatus IndicatorEventHandler (EventHandlerCallRef, EventRef, void *);
void MusicBoxDialog (void)
{
OSStatus err;
IBNibRef nibRef;
if (!cartOpen)
return;
err = CreateNibReference(kMacS9XCFString, &nibRef);
if (err == noErr)
{
CFURLRef iconURL;
FSRef iconFSRef;
IconRef actIcon;
WindowRef tWindowRef;
actIcon = NULL;
if (musicboxmode == kMBXSoundEmulation)
iconURL = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("musicbox_ledoff"), CFSTR("icns"), NULL);
else
iconURL = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("musicbox_ledon" ), CFSTR("icns"), NULL);
if (iconURL)
{
if (CFURLGetFSRef(iconURL, &iconFSRef))
err = RegisterIconRefFromFSRef('~9X~', 'micn', &iconFSRef, &actIcon);
CFRelease(iconURL);
}
err = CreateWindowFromNib(nibRef, CFSTR("MusicBox"), &tWindowRef);
if (err == noErr)
{
EventHandlerRef mboxRef, paneRef;
EventHandlerUPP mboxUPP, paneUPP;
EventLoopTimerRef timeRef;
EventLoopTimerUPP timeUPP;
EventTypeSpec mboxEvents[] = { { kEventClassCommand, kEventCommandProcess },
{ kEventClassCommand, kEventCommandUpdateStatus } },
paneEvents[] = { { kEventClassControl, kEventControlDraw } };
CFStringRef sref;
CGDataProviderRef prov;
CGImageRef ipng;
CFURLRef iurl;
ControlButtonContentInfo info;
HIViewRef ctl, root, paneView, imageView, contentView;
HIViewID cid;
HIRect bounds;
Rect windowRect, barRect;
char drive[_MAX_DRIVE + 1], dir[_MAX_DIR + 1], fname[_MAX_FNAME + 1], ext[_MAX_EXT + 1];
mboxPause = false;
mbxFinished = false;
showIndicator = false;
stereo_switch = ~0;
spc_core->dsp_set_stereo_switch(stereo_switch);
for (int i = 0; i < MAC_MAX_PLAYERS; i++)
controlPad[i] = 0;
// 107's enhanced SPC player
root = HIViewGetRoot(tWindowRef);
cid.id = 0;
if (musicboxmode == kMBXSoundEmulation)
{
cid.signature = 'HEAD';
HIViewFindByID(root, cid, &ctl);
EnableControl(ctl);
SPCPlayFreeze();
}
else
MusicBoxForceFreeze();
cid.signature = 'Kart';
HIViewFindByID(root, cid, &ctl);
SetStaticTextTrunc(ctl, truncEnd, false);
_splitpath(Memory.ROMFilename, drive, dir, fname, ext);
sref = CFStringCreateWithCString(kCFAllocatorDefault, fname, MAC_PATH_ENCODING);
if (sref)
{
SetStaticTextCFString(ctl, sref, false);
CFRelease(sref);
}
ipng = NULL;
iurl = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("musicbox_indicator"), CFSTR("png"), NULL);
if (iurl)
{
prov = CGDataProviderCreateWithURL(iurl);
if (prov)
{
ipng = CGImageCreateWithPNGDataProvider(prov, NULL, false, kCGRenderingIntentDefault);
CGDataProviderRelease(prov);
}
CFRelease(iurl);
}
imageView = NULL;
if (ipng)
{
HIViewFindByID(root, kHIViewWindowContentID, &contentView);
err = HIImageViewCreate(ipng, &imageView);
if (err == noErr)
{
bounds = CGRectMake(30, 64, CGImageGetWidth(ipng), CGImageGetHeight(ipng));
HIViewSetFrame(imageView, &bounds);
HIImageViewSetOpaque(imageView, false);
HIViewSetVisible(imageView, true);
HIViewAddSubview(contentView, imageView);
cid.signature = 'iMaG';
SetControlID(imageView, &cid);
}
CGImageRelease(ipng);
}
cid.signature = 'Pane';
HIViewFindByID(root, cid, &paneView);
HIViewGetBounds(paneView, &bounds);
mbxViewWidth = bounds.size.width;
mbxViewHeight = bounds.size.height;
mbxMarginY = (mbxViewHeight - mbxBarHeight) / 2.0f;
mbxMarginX = (mbxViewWidth - ((mbxBarWidth * 8.0f + mbxBarSpace * 7.0f) * 2.0f + mbxLRSpace)) / 2.0f;
if (imageView)
{
HIViewSetZOrder(imageView, kHIViewZOrderBelow, paneView);
HIViewAddSubview(imageView, paneView);
}
if (systemVersion >= 0x1040)
{
info.contentType = kControlContentCGImageRef;
cid.signature = 'Paus';
HIViewFindByID(root, cid, &ctl);
info.u.imageRef = macIconImage[98];
err = SetBevelButtonContentInfo(ctl, &info);
cid.signature = 'HEAD';
HIViewFindByID(root, cid, &ctl);
info.u.imageRef = macIconImage[99];
err = SetBevelButtonContentInfo(ctl, &info);
cid.signature = 'S_EF';
HIViewFindByID(root, cid, &ctl);
info.u.imageRef = macIconImage[100];
err = SetBevelButtonContentInfo(ctl, &info);
}
#ifdef MAC_PANTHER_SUPPORT
else
{
info.contentType = kControlContentIconRef;
cid.signature = 'Paus';
HIViewFindByID(root, cid, &ctl);
info.u.iconRef = macIconRef[98];
err = SetBevelButtonContentInfo(ctl, &info);
cid.signature = 'HEAD';
HIViewFindByID(root, cid, &ctl);
info.u.iconRef = macIconRef[99];
err = SetBevelButtonContentInfo(ctl, &info);
cid.signature = 'S_EF';
HIViewFindByID(root, cid, &ctl);
info.u.iconRef = macIconRef[100];
err = SetBevelButtonContentInfo(ctl, &info);
}
#endif
cid.signature = 'Tr_i';
HIViewFindByID(root, cid, &ctl);
HIViewGetFrame(ctl, &bounds);
GetWindowBounds(tWindowRef, kWindowTitleBarRgn, &barRect);
mbxClosedHeight = (short) (bounds.origin.y + bounds.size.height + 7.0) + (barRect.bottom - barRect.top);
GetWindowBounds(tWindowRef, kWindowStructureRgn, &windowRect);
mbxOpenedHeight = windowRect.bottom - windowRect.top;
windowRect.bottom = windowRect.top + mbxClosedHeight;
SetWindowBounds(tWindowRef, kWindowStructureRgn, &windowRect);
paneUPP = NewEventHandlerUPP(IndicatorEventHandler);
err = InstallControlEventHandler(paneView, paneUPP, GetEventTypeCount(paneEvents), paneEvents, (void *) paneView, &paneRef);
mboxUPP = NewEventHandlerUPP(MusicBoxEventHandler);
err = InstallWindowEventHandler(tWindowRef, mboxUPP, GetEventTypeCount(mboxEvents), mboxEvents, (void *) tWindowRef, &mboxRef);
timeUPP = NewEventLoopTimerUPP(MusicBoxTimerHandler);
err = InstallEventLoopTimer(GetCurrentEventLoop(), kEventDurationNoWait, kEventDurationSecond * 2.0 / (double) Memory.ROMFramesPerSecond, timeUPP, (void *) paneView, &timeRef);
MusicBoxInitIndicator();
stopNow = false;
MacStartSound();
pthread_create(&mbxThread, NULL, SoundTask, NULL);
MoveWindowPosition(tWindowRef, kWindowMusicBox, true);
GetWindowBounds(tWindowRef, kWindowStructureRgn, &windowRect);
if (windowRect.bottom - windowRect.top > mbxClosedHeight)
{
showIndicator = true;
SetControl32BitValue(ctl, 1); // Tr_i
}
ShowWindow(tWindowRef);
err = RunAppModalLoopForWindow(tWindowRef);
HideWindow(tWindowRef);
SaveWindowPosition(tWindowRef, kWindowMusicBox);
stopNow = true;
pthread_join(mbxThread, NULL);
MacStopSound();
err = RemoveEventLoopTimer(timeRef);
DisposeEventLoopTimerUPP(timeUPP);
err = RemoveEventHandler(mboxRef);
DisposeEventHandlerUPP(mboxUPP);
err = RemoveEventHandler(paneRef);
DisposeEventHandlerUPP(paneUPP);
CFRelease(tWindowRef);
stereo_switch = ~0;
spc_core->dsp_set_stereo_switch(stereo_switch);
mbxFinished = true;
if (musicboxmode == kMBXSoundEmulation)
SPCPlayDefrost();
else
MusicBoxForceDefrost();
}
if (actIcon)
err = UnregisterIconRef('~9X~', 'micn');
DisposeNibReference(nibRef);
}
}
static pascal OSStatus MusicBoxEventHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *userData)
{
OSStatus err, result = eventNotHandledErr;
WindowRef tWindowRef = (WindowRef) userData;
switch (GetEventClass(inEvent))
{
case kEventClassCommand:
{
switch (GetEventKind(inEvent))
{
HICommand cmd;
case kEventCommandUpdateStatus:
{
err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &cmd);
if (err == noErr && cmd.commandID == 'clos')
{
UpdateMenuCommandStatus(false);
result = noErr;
}
break;
}
case kEventCommandProcess:
{
err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &cmd);
if (err == noErr)
{
HIViewRef root, c1, c2, c3, c4;
HIViewID cid;
Rect rct;
switch (cmd.commandID)
{
case 'bar1': stereo_switch ^= (1 << 0); result = noErr; break;
case 'bar2': stereo_switch ^= (1 << 1); result = noErr; break;
case 'bar3': stereo_switch ^= (1 << 2); result = noErr; break;
case 'bar4': stereo_switch ^= (1 << 3); result = noErr; break;
case 'bar5': stereo_switch ^= (1 << 4); result = noErr; break;
case 'bar6': stereo_switch ^= (1 << 5); result = noErr; break;
case 'bar7': stereo_switch ^= (1 << 6); result = noErr; break;
case 'bar8': stereo_switch ^= (1 << 7); result = noErr; break;
case 'bar9': stereo_switch ^= (1 << 8); result = noErr; break;
case 'bara': stereo_switch ^= (1 << 9); result = noErr; break;
case 'barb': stereo_switch ^= (1 << 10); result = noErr; break;
case 'barc': stereo_switch ^= (1 << 11); result = noErr; break;
case 'bard': stereo_switch ^= (1 << 12); result = noErr; break;
case 'bare': stereo_switch ^= (1 << 13); result = noErr; break;
case 'barf': stereo_switch ^= (1 << 14); result = noErr; break;
case 'bar0': stereo_switch ^= (1 << 15); result = noErr; break;
case 'Paus':
{
mboxPause = !mboxPause;
S9xSetSoundMute(mboxPause);
result = noErr;
break;
}
case 'Tr_i':
{
showIndicator = !showIndicator;
root = HIViewGetRoot(tWindowRef);
cid.id = 0;
cid.signature = 'Pane';
HIViewFindByID(root, cid, &c1);
HIViewSetVisible(c1, false);
cid.signature = 'iMaG';
HIViewFindByID(root, cid, &c2);
HIViewSetVisible(c2, false);
cid.signature = 'rCTL';
HIViewFindByID(root, cid, &c3);
HIViewSetVisible(c3, false);
cid.signature = 'bCTL';
HIViewFindByID(root, cid, &c4);
HIViewSetVisible(c4, false);
GetWindowBounds(tWindowRef, kWindowStructureRgn, &rct);
rct.bottom = rct.top + (showIndicator ? mbxOpenedHeight : mbxClosedHeight);
err = TransitionWindow(tWindowRef, kWindowSlideTransitionEffect, kWindowResizeTransitionAction, &rct);
HIViewSetVisible(c1, true);
HIViewSetVisible(c2, true);
HIViewSetVisible(c3, true);
HIViewSetVisible(c4, true);
result = noErr;
break;
}
case 'DONE':
{
QuitAppModalLoopForWindow(tWindowRef);
result = noErr;
break;
}
case 'HEAD':
{
showIndicator = !showIndicator;
SPCPlayDefrost();
showIndicator = !showIndicator;
result = noErr;
break;
}
case 'S_EF':
{
HideWindow(tWindowRef);
showIndicator = !showIndicator;
ConfigureSoundEffects();
showIndicator = !showIndicator;
ShowWindow(tWindowRef);
result = noErr;
}
}
spc_core->dsp_set_stereo_switch(stereo_switch);
}
}
}
}
}
return (result);
}
static void * SoundTask (void *)
{
static long long last;
long long curt;
Microseconds((UnsignedWide *) &last);
while (!stopNow)
{
if (!mboxPause)
{
if (musicboxmode == kMBXSoundEmulation)
SPCPlayExec();
else
S9xMainLoop();
}
last += (1000000 / Memory.ROMFramesPerSecond);
Microseconds((UnsignedWide *) &curt);
if (last > curt)
usleep((useconds_t) (last - curt));
}
return (NULL);
}
static void SPCPlayExec (void)
{
for (int v = 0; v < Timings.V_Max; v++)
{
CPU.Cycles = Timings.H_Max;
S9xAPUEndScanline();
CPU.Cycles = 0;
S9xAPUSetReferenceTime(0);
}
}
static void MusicBoxForceFreeze (void)
{
char filename[PATH_MAX + 1];
strcpy(filename, S9xGetFreezeFilename(999));
strcat(filename, ".tmp");
S9xFreezeGame(filename);
}
static void MusicBoxForceDefrost (void)
{
char filename[PATH_MAX + 1];
strcpy(filename, S9xGetFreezeFilename(999));
strcat(filename, ".tmp");
S9xUnfreezeGame(filename);
remove(filename);
}
static void SPCPlayFreeze (void)
{
oldCPUCycles = CPU.Cycles;
CPU.Cycles = Timings.H_Max;
S9xSetSoundMute(true);
S9xAPUSaveState(storedSoundSnapshot);
S9xSetSoundMute(false);
}
static void SPCPlayDefrost (void)
{
CPU.Cycles = oldCPUCycles;
S9xSetSoundMute(true);
S9xAPULoadState(storedSoundSnapshot);
S9xSetSoundMute(false);
}
static void MusicBoxInitIndicator (void)
{
long long currentTime;
Microseconds((UnsignedWide *) &currentTime);
for (int i = 0; i < 8; i++)
{
prevLMax[i] = prevRMax[i] = 0;
prevLVol[i] = prevRVol[i] = 0;
barTimeL[i] = barTimeR[i] = currentTime;
}
}
static pascal void MusicBoxTimerHandler (EventLoopTimerRef inHandlerCallRef, void *userData)
{
OSStatus err;
if (showIndicator)
err = HIViewSetNeedsDisplay((HIViewRef) userData, true);
}
static pascal OSStatus IndicatorEventHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *userData)
{
OSStatus err, result = eventNotHandledErr;
HIViewRef view = (HIViewRef) userData;
switch (GetEventClass(inEvent))
{
case kEventClassControl:
switch (GetEventKind(inEvent))
{
case kEventControlDraw:
CGContextRef ctx;
err = GetEventParameter(inEvent, kEventParamCGContextRef, typeCGContextRef, NULL, sizeof(CGContextRef), NULL, &ctx);
if (err == noErr)
{
HIRect bounds;
HIViewGetBounds(view, &bounds);
CGContextTranslateCTM(ctx, 0, bounds.size.height);
CGContextScaleCTM(ctx, 1.0f, -1.0f);
MusicBoxDrawIndicator(view, ctx);
result = noErr;
}
}
}
return (result);
}
static void MusicBoxDrawIndicator (HIViewRef view, CGContextRef mboxctx)
{
if (!showIndicator)
return;
// Bar
const float length[] = { 1.0f, 1.0f };
CGContextSetLineWidth(mboxctx, mbxBarWidth);
CGContextSetLineDash(mboxctx, 0, length, 2);
CGContextSetLineJoin(mboxctx, kCGLineJoinMiter);
CGContextBeginPath(mboxctx);
float x = mbxOffsetX + mbxMarginX + mbxBarWidth / 2.0f;
for (int h = 0; h < 8; h++)
{
// Inactive
CGContextSetRGBStrokeColor(mboxctx, (196.0f / 256.0f), (200.0f / 256.0f), (176.0f / 256.0f), 1.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + mbxBarHeight);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + mbxBarHeight);
CGContextStrokePath(mboxctx);
// Max
short vl = (spc_core->dsp_reg_value(h, 0x00) * spc_core->dsp_envx_value(h)) >> 11;
short vr = (spc_core->dsp_reg_value(h, 0x01) * spc_core->dsp_envx_value(h)) >> 11;
long long currentTime;
if (vl <= 0) vl = 0; else if (vl > 64) vl = 64; else vl = (short) (yyscale * sqrt((double) vl)) & (~0 << 1);
if (vr <= 0) vr = 0; else if (vr > 64) vr = 64; else vr = (short) (yyscale * sqrt((double) vr)) & (~0 << 1);
if (vl < prevLVol[h]) vl = ((prevLVol[h] + vl) >> 1);
if (vr < prevRVol[h]) vr = ((prevRVol[h] + vr) >> 1);
Microseconds((UnsignedWide *) &currentTime);
// left
if ((vl >= prevLMax[h]) && (vl > prevLVol[h]))
{
barTimeL[h] = currentTime;
prevLMax[h] = vl;
}
else
if ((prevLMax[h] > 0) && (barTimeL[h] + 1000000 > currentTime))
{
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (156.0f / 256.0f), (20.0f / 256.0f), (float) (barTimeL[h] + 1000000 - currentTime) / 1000000.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY + (float) (prevLMax[h] - 2));
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + (float) (prevLMax[h] ));
CGContextStrokePath(mboxctx);
}
else
prevLMax[h] = 0;
prevLVol[h] = vl;
// right
if ((vr >= prevRMax[h]) && (vr > prevRVol[h]))
{
barTimeR[h] = currentTime;
prevRMax[h] = vr;
}
else
if ((prevRMax[h] > 0) && (barTimeR[h] + 1000000 > currentTime))
{
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (156.0f / 256.0f), (20.0f / 256.0f), (float) (barTimeR[h] + 1000000 - currentTime) / 1000000.0f);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) (prevRMax[h] - 2));
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) (prevRMax[h] ));
CGContextStrokePath(mboxctx);
}
else
prevRMax[h] = 0;
prevRVol[h] = vr;
// Active
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (22.0f / 256.0f), (20.0f / 256.0f), 1.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + (float) vl);
CGContextStrokePath(mboxctx);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) vr);
CGContextStrokePath(mboxctx);
x += (mbxBarWidth + mbxBarSpace);
}
}