void ContinueExecution()
{
static BOOL pageflipping = 0; //?
const double fUsecPerSec = 1.e6;
#if 1
const UINT nExecutionPeriodUsec = 1000; // 1.0ms
// const UINT nExecutionPeriodUsec = 100; // 0.1ms
const double fExecutionPeriodClks = g_fCurrentCLK6502 * ((double)nExecutionPeriodUsec / fUsecPerSec);
#else
const double fExecutionPeriodClks = 1800.0;
const UINT nExecutionPeriodUsec = (UINT) (fUsecPerSec * (fExecutionPeriodClks / g_fCurrentCLK6502));
#endif
//
bool bScrollLock_FullSpeed = g_uScrollLockToggle
? g_bScrollLock_FullSpeed
: (GetKeyState(VK_SCROLL) < 0);
g_bFullSpeed = ( (g_dwSpeed == SPEED_MAX) ||
bScrollLock_FullSpeed ||
(DiskIsSpinning() && enhancedisk && !Spkr_IsActive() && !MB_IsActive()) );
if(g_bFullSpeed)
{
// Don't call Spkr_Mute() - will get speaker clicks
MB_Mute();
SysClk_StopTimer();
#ifdef USE_SPEECH_API
g_Speech.Reset(); // TODO: Put this on a timer (in emulated cycles)... otherwise CATALOG cuts out
#endif
g_nCpuCyclesFeedback = 0; // For the case when this is a big -ve number
// Switch to normal priority so that APPLEWIN process doesn't hog machine!
//. EG: No disk in Drive-1, and boot Apple: Windows will start to crawl!
SetPriorityNormal();
}
else
{
// Don't call Spkr_Demute()
MB_Demute();
SysClk_StartTimerUsec(nExecutionPeriodUsec);
// Switch to higher priority, eg. for audio (BUG #015394)
SetPriorityAboveNormal();
}
#ifdef WS_VIDEO
wsVideoNewDirtyRect.ulx = FRAMEBUFFER_W;
wsVideoNewDirtyRect.uly = FRAMEBUFFER_H;
wsVideoNewDirtyRect.lrx = 0;
wsVideoNewDirtyRect.lry = 0;
#endif
//
int nCyclesToExecute = (int) fExecutionPeriodClks + g_nCpuCyclesFeedback;
if(nCyclesToExecute < 0)
nCyclesToExecute = 0;
DWORD dwExecutedCycles = CpuExecute(nCyclesToExecute);
g_dwCyclesThisFrame += dwExecutedCycles;
//
cyclenum = dwExecutedCycles;
DiskUpdatePosition(dwExecutedCycles);
JoyUpdatePosition();
SpkrUpdate(cyclenum);
sg_SSC.CommUpdate(cyclenum);
PrintUpdate(cyclenum);
//
const DWORD CLKS_PER_MS = (DWORD)g_fCurrentCLK6502 / 1000;
emulmsec_frac += dwExecutedCycles;
if(emulmsec_frac > CLKS_PER_MS)
{
emulmsec += emulmsec_frac / CLKS_PER_MS;
emulmsec_frac %= CLKS_PER_MS;
}
#ifdef WS_VIDEO
if (wsVideoNewDirtyRect.lrx > wsVideoNewDirtyRect.ulx)
{
if (wsVideoNewDirtyRect.ulx < wsVideoAllDirtyRect.ulx) wsVideoAllDirtyRect.ulx = wsVideoNewDirtyRect.ulx;
if (wsVideoNewDirtyRect.uly < wsVideoAllDirtyRect.uly) wsVideoAllDirtyRect.uly = wsVideoNewDirtyRect.uly;
if (wsVideoNewDirtyRect.lrx > wsVideoAllDirtyRect.lrx) wsVideoAllDirtyRect.lrx = wsVideoNewDirtyRect.lrx;
if (wsVideoNewDirtyRect.lry > wsVideoAllDirtyRect.lry) wsVideoAllDirtyRect.lry = wsVideoNewDirtyRect.lry;
}
if(g_dwCyclesThisFrame >= dwClksPerFrame)
{
g_dwCyclesThisFrame -= dwClksPerFrame;
wsVideoRefresh();
}
#else
//
// DETERMINE WHETHER THE SCREEN WAS UPDATED, THE DISK WAS SPINNING,
// OR THE KEYBOARD I/O PORTS WERE BEING EXCESSIVELY QUERIED THIS CLOCKTICK
VideoCheckPage(0);
BOOL screenupdated = VideoHasRefreshed();
BOOL systemidle = 0; //(KeybGetNumQueries() > (clockgran << 2)); // && (!ranfinegrain); // TO DO
if(screenupdated)
pageflipping = 3;
//
if(g_dwCyclesThisFrame >= dwClksPerFrame)
{
g_dwCyclesThisFrame -= dwClksPerFrame;
if(g_nAppMode != MODE_LOGO)
{
VideoUpdateFlash();
static BOOL anyupdates = 0;
static DWORD lastcycles = 0;
static BOOL lastupdates[2] = {0,0};
anyupdates |= screenupdated;
//
lastcycles = cumulativecycles;
if ((!anyupdates) && (!lastupdates[0]) && (!lastupdates[1]) && VideoApparentlyDirty())
{
VideoCheckPage(1);
static DWORD lasttime = 0;
DWORD currtime = GetTickCount();
if ((!g_bFullSpeed) ||
(currtime-lasttime >= (DWORD)((g_bGraphicsMode || !systemidle) ? 100 : 25)))
{
VideoRefreshScreen();
lasttime = currtime;
}
screenupdated = 1;
}
lastupdates[1] = lastupdates[0];
lastupdates[0] = anyupdates;
anyupdates = 0;
if (pageflipping)
pageflipping--;
}
MB_EndOfVideoFrame();
}
//
#endif // ifndef WS_VIDEO
if(!g_bFullSpeed)
{
SysClk_WaitTimer();
#if DBG_CALC_FREQ
if(g_nPerfFreq)
{
QueryPerformanceCounter((LARGE_INTEGER*)&nTime1);
LONGLONG nTimeDiff = nTime1 - nTime0;
double fTime = (double)nTimeDiff / (double)(LONGLONG)g_nPerfFreq;
g_fDbg[g_nIdx] = fTime;
g_nIdx = (g_nIdx+1) & (MAX_CNT-1);
g_fMeanPeriod = 0.0;
for(UINT n=0; n<MAX_CNT; n++)
g_fMeanPeriod += g_fDbg[n];
g_fMeanPeriod /= (double)MAX_CNT;
g_fMeanFreq = 1.0 / g_fMeanPeriod;
}
#endif
}
}
void ContinueExecution()
{
static BOOL pageflipping = 0; //?
const double fUsecPerSec = 1.e6;
#if 1
const UINT nExecutionPeriodUsec = 1000; // 1.0ms
// const UINT nExecutionPeriodUsec = 100; // 0.1ms
const double fExecutionPeriodClks = g_fCurrentCLK6502 * ((double)nExecutionPeriodUsec / fUsecPerSec);
#else
const double fExecutionPeriodClks = 1800.0;
const UINT nExecutionPeriodUsec = (UINT) (fUsecPerSec * (fExecutionPeriodClks / g_fCurrentCLK6502));
#endif
//
bool bScrollLock_FullSpeed = g_uScrollLockToggle
? g_bScrollLock_FullSpeed
: (GetKeyState(VK_SCROLL) < 0);
g_bFullSpeed = ( (g_dwSpeed == SPEED_MAX) ||
bScrollLock_FullSpeed ||
(DiskIsSpinning() && enhancedisk && !Spkr_IsActive() && !MB_IsActive()) );
if(g_bFullSpeed)
{
// Don't call Spkr_Mute() - will get speaker clicks
MB_Mute();
SysClk_StopTimer();
g_nCpuCyclesFeedback = 0; // For the case when this is a big -ve number
}
else
{
// Don't call Spkr_Demute()
MB_Demute();
SysClk_StartTimerUsec(nExecutionPeriodUsec);
}
//
int nCyclesToExecute = (int) fExecutionPeriodClks + g_nCpuCyclesFeedback;
if(nCyclesToExecute < 0)
nCyclesToExecute = 0;
DWORD dwExecutedCycles = CpuExecute(nCyclesToExecute);
g_dwCyclesThisFrame += dwExecutedCycles;
//
cyclenum = dwExecutedCycles;
DiskUpdatePosition(dwExecutedCycles);
JoyUpdatePosition();
VideoUpdateVbl(g_dwCyclesThisFrame);
SpkrUpdate(cyclenum);
sg_SSC.CommUpdate(cyclenum);
PrintUpdate(cyclenum);
//
const DWORD CLKS_PER_MS = (DWORD)g_fCurrentCLK6502 / 1000;
emulmsec_frac += dwExecutedCycles;
if(emulmsec_frac > CLKS_PER_MS)
{
emulmsec += emulmsec_frac / CLKS_PER_MS;
emulmsec_frac %= CLKS_PER_MS;
}
//
// DETERMINE WHETHER THE SCREEN WAS UPDATED, THE DISK WAS SPINNING,
// OR THE KEYBOARD I/O PORTS WERE BEING EXCESSIVELY QUERIED THIS CLOCKTICK
VideoCheckPage(0);
BOOL screenupdated = VideoHasRefreshed();
BOOL systemidle = 0; //(KeybGetNumQueries() > (clockgran << 2)); // && (!ranfinegrain); // TO DO
if(screenupdated)
pageflipping = 3;
//
if(g_dwCyclesThisFrame >= dwClksPerFrame)
{
g_dwCyclesThisFrame -= dwClksPerFrame;
if(g_nAppMode != MODE_LOGO)
{
VideoUpdateFlash();
static BOOL anyupdates = 0;
static DWORD lastcycles = 0;
static BOOL lastupdates[2] = {0,0};
anyupdates |= screenupdated;
//
lastcycles = cumulativecycles;
if ((!anyupdates) && (!lastupdates[0]) && (!lastupdates[1]) && VideoApparentlyDirty())
{
VideoCheckPage(1);
static DWORD lasttime = 0;
DWORD currtime = GetTickCount();
if ((!g_bFullSpeed) ||
(currtime-lasttime >= (DWORD)((graphicsmode || !systemidle) ? 100 : 25)))
{
VideoRefreshScreen();
lasttime = currtime;
}
screenupdated = 1;
}
lastupdates[1] = lastupdates[0];
lastupdates[0] = anyupdates;
anyupdates = 0;
if (pageflipping)
pageflipping--;
}
MB_EndOfVideoFrame();
}
//
if(!g_bFullSpeed)
{
SysClk_WaitTimer();
#if DBG_CALC_FREQ
if(g_nPerfFreq)
{
QueryPerformanceCounter((LARGE_INTEGER*)&nTime1);
LONGLONG nTimeDiff = nTime1 - nTime0;
double fTime = (double)nTimeDiff / (double)(LONGLONG)g_nPerfFreq;
g_fDbg[g_nIdx] = fTime;
g_nIdx = (g_nIdx+1) & (MAX_CNT-1);
g_fMeanPeriod = 0.0;
for(UINT n=0; n<MAX_CNT; n++)
g_fMeanPeriod += g_fDbg[n];
g_fMeanPeriod /= (double)MAX_CNT;
g_fMeanFreq = 1.0 / g_fMeanPeriod;
}
#endif
}
}
void ContinueExecution(void)
{
const double fUsecPerSec = 1.e6;
#if 1
const UINT nExecutionPeriodUsec = 1000; // 1.0ms
// const UINT nExecutionPeriodUsec = 100; // 0.1ms
const double fExecutionPeriodClks = g_fCurrentCLK6502 * ((double)nExecutionPeriodUsec / fUsecPerSec);
#else
const double fExecutionPeriodClks = 1800.0;
const UINT nExecutionPeriodUsec = (UINT) (fUsecPerSec * (fExecutionPeriodClks / g_fCurrentCLK6502));
#endif
//
bool bScrollLock_FullSpeed = sg_PropertySheet.GetScrollLockToggle()
? g_bScrollLock_FullSpeed
: (GetKeyState(VK_SCROLL) < 0);
g_bFullSpeed = ( (g_dwSpeed == SPEED_MAX) ||
bScrollLock_FullSpeed ||
(DiskIsSpinning() && enhancedisk && !Spkr_IsActive() && !MB_IsActive()) );
if (g_bFullSpeed)
{
// Don't call Spkr_Mute() - will get speaker clicks
MB_Mute();
SysClk_StopTimer();
#ifdef USE_SPEECH_API
g_Speech.Reset(); // TODO: Put this on a timer (in emulated cycles)... otherwise CATALOG cuts out
#endif
g_nCpuCyclesFeedback = 0; // For the case when this is a big -ve number
// Switch to normal priority so that APPLEWIN process doesn't hog machine!
//. EG: No disk in Drive-1, and boot Apple: Windows will start to crawl!
SetPriorityNormal();
}
else
{
// Don't call Spkr_Demute()
MB_Demute();
SysClk_StartTimerUsec(nExecutionPeriodUsec);
// Switch to higher priority, eg. for audio (BUG #015394)
SetPriorityAboveNormal();
}
//
int nCyclesToExecute = (int) fExecutionPeriodClks + g_nCpuCyclesFeedback;
if (nCyclesToExecute < 0)
nCyclesToExecute = 0;
DWORD dwExecutedCycles = CpuExecute(nCyclesToExecute);
g_dwCyclesThisFrame += dwExecutedCycles;
//
cyclenum = dwExecutedCycles;
DiskUpdatePosition(dwExecutedCycles);
JoyUpdatePosition();
SpkrUpdate(cyclenum);
sg_SSC.CommUpdate(cyclenum);
PrintUpdate(cyclenum);
//
const DWORD CLKS_PER_MS = (DWORD)g_fCurrentCLK6502 / 1000;
emulmsec_frac += dwExecutedCycles;
if (emulmsec_frac > CLKS_PER_MS)
{
emulmsec += emulmsec_frac / CLKS_PER_MS;
emulmsec_frac %= CLKS_PER_MS;
}
// DETERMINE WHETHER THE SCREEN WAS UPDATED THIS CLOCKTICK
static BOOL anyupdates = 0;
VideoCheckPage(0); // force=0
anyupdates |= VideoHasRefreshed(); // Only called from here. Returns & clears 'hasrefreshed' flag
//
if (g_dwCyclesThisFrame >= dwClksPerFrame)
{
g_dwCyclesThisFrame -= dwClksPerFrame;
VideoUpdateFlash();
static BOOL lastupdates[2] = {0,0};
if (!anyupdates && !lastupdates[0] && !lastupdates[1] && VideoApparentlyDirty())
{
VideoCheckPage(1); // force=1
static DWORD lasttime = 0;
DWORD currtime = GetTickCount();
if ((!g_bFullSpeed) ||
(currtime-lasttime >= (DWORD)(g_bGraphicsMode ? 100 : 25)))
{
VideoRefreshScreen();
lasttime = currtime;
}
}
lastupdates[1] = lastupdates[0];
lastupdates[0] = anyupdates;
anyupdates = 0;
MB_EndOfVideoFrame();
}
//
if (!g_bFullSpeed)
{
SysClk_WaitTimer();
#if DBG_CALC_FREQ
if (g_nPerfFreq)
{
QueryPerformanceCounter((LARGE_INTEGER*)&nTime1);
LONGLONG nTimeDiff = nTime1 - nTime0;
double fTime = (double)nTimeDiff / (double)(LONGLONG)g_nPerfFreq;
g_fDbg[g_nIdx] = fTime;
g_nIdx = (g_nIdx+1) & (MAX_CNT-1);
g_fMeanPeriod = 0.0;
for(UINT n=0; n<MAX_CNT; n++)
g_fMeanPeriod += g_fDbg[n];
g_fMeanPeriod /= (double)MAX_CNT;
g_fMeanFreq = 1.0 / g_fMeanPeriod;
}
#endif
}
}