empathicqubit/AppleWin
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Handle MODE_DEBUG in main loop.

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Signed-off-by: Andrea Odetti <mariofutire@gmail.com>
This commit is contained in:
Andrea Odetti 2021-05-16 18:44:16 +01:00
parent 9d4f293a3c
commit 329c19c8d9
4 changed files with 20 additions and 8 deletions
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4
source/frontends/common2/speed.cpp
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@ -19,11 +19,11 @@ namespace common2
myStartCycles = g_nCumulativeCycles;
}
size_t Speed::getCyclesTillNext(const size_t microseconds) const
uint64_t Speed::getCyclesTillNext(const size_t microseconds) const
{
if (myFixedSpeed)
{
const size_t cycles = static_cast<uint64_t>(microseconds * g_fCurrentCLK6502 * 1.0e-6);
const uint64_t cycles = static_cast<uint64_t>(microseconds * g_fCurrentCLK6502 * 1.0e-6);
return cycles;
}
else

2
source/frontends/common2/speed.h
View file

@ -14,7 +14,7 @@ namespace common2
// calculate the number of cycles to execute in the current period
// assuming the next call will happen in x microseconds
size_t getCyclesTillNext(const size_t microseconds) const;
uint64_t getCyclesTillNext(const size_t microseconds) const;
private:

2
source/frontends/libretro/game.cpp
View file

@ -92,12 +92,12 @@ namespace ra2
void Game::executeOneFrame()
{
const size_t cyclesToExecute = mySpeed.getCyclesTillNext(ourFrameTime);
if (g_nAppMode == MODE_RUNNING)
{
const bool bVideoUpdate = true;
const UINT dwClksPerFrame = NTSC_GetCyclesPerFrame();
const uint64_t cyclesToExecute = mySpeed.getCyclesTillNext(ourFrameTime);
const DWORD executedCycles = CpuExecute(cyclesToExecute, bVideoUpdate);
g_dwCyclesThisFrame = (g_dwCyclesThisFrame + executedCycles) % dwClksPerFrame;

20
source/frontends/sdl/sdlframe.cpp
View file

@ -533,17 +533,24 @@ namespace sa2
{
// when running in adaptive speed
// the value msNextFrame is only a hint for when the next frame will arrive
const uint64_t cyclesToExecute = mySpeed.getCyclesTillNext(msNextFrame * 1000);
switch (g_nAppMode)
{
case MODE_RUNNING:
{
const size_t cyclesToExecute = mySpeed.getCyclesTillNext(msNextFrame * 1000);
Execute(cyclesToExecute);
break;
}
case MODE_STEPPING:
{
DebugContinueStepping();
// In AppleWin this is called without a timer for just one iteration
// because we run a "frame" at a time, we need a bit of ingenuity
const uint64_t target = g_nCumulativeCycles + cyclesToExecute;
while (g_nAppMode == MODE_STEPPING && g_nCumulativeCycles < target)
{
DebugContinueStepping();
}
break;
}
};
@ -553,14 +560,19 @@ namespace sa2
{
if (mode != g_nAppMode)
{
g_nAppMode = mode;
switch (g_nAppMode)
switch (mode)
{
case MODE_RUNNING:
DebugExitDebugger();
SoundCore_SetFade(FADE_IN);
mySpeed.reset();
break;
case MODE_DEBUG:
DebugBegin();
CmdWindowViewConsole(0);
break;
default:
g_nAppMode = mode;
SoundCore_SetFade(FADE_OUT);
break;
}