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Added alternative timer

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pagefault
2001-05-21 21:34:39 +00:00
parent 481cef98b4
commit 51fee95cd7
2 changed files with 45 additions and 9 deletions
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52
zsnes/src/win/winlink.cpp
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@@ -24,6 +24,7 @@ extern "C" {
#include <ddraw.h>
#include <initguid.h>
#include <mmsystem.h>
#include <time.h>
}
#include <math.h>
#include <dsound.h>
@@ -128,6 +129,8 @@ DWORD MouseButton;
_int64 start, end, freq, update_ticks_pc, start2, end2, update_ticks_pc2;
BYTE AlternateTimer=0;
extern "C"
{
void drawscreenwin(void);
@@ -1219,8 +1222,18 @@ void Start60HZ(void)
{
update_ticks_pc = UPDATE_TICKS_GAME * freq / 1000;
}
QueryPerformanceCounter((LARGE_INTEGER*)&start);
QueryPerformanceCounter((LARGE_INTEGER*)&start2);
if (AlternateTimer == 0)
{
QueryPerformanceCounter((LARGE_INTEGER*)&start);
QueryPerformanceCounter((LARGE_INTEGER*)&start2);
}
else
{
start = timeGetTime();
start2 = timeGetTime();
}
T36HZEnabled=0;
T60HZEnabled=1;
}
@@ -1234,8 +1247,18 @@ void Start36HZ(void)
{
update_ticks_pc2 = UPDATE_TICKS_UDP * freq / 1000;
update_ticks_pc = UPDATE_TICKS_GUI * freq / 1000;
QueryPerformanceCounter((LARGE_INTEGER*)&start);
QueryPerformanceCounter((LARGE_INTEGER*)&start2);
if (AlternateTimer == 0)
{
QueryPerformanceCounter((LARGE_INTEGER*)&start);
QueryPerformanceCounter((LARGE_INTEGER*)&start2);
}
else
{
start = timeGetTime();
start2 = timeGetTime();
}
T60HZEnabled=0;
T36HZEnabled=1;
}
@@ -1431,7 +1454,16 @@ void initwinvideo(void)
else
{
FirstVid=0;
if (!QueryPerformanceFrequency((LARGE_INTEGER*)&freq)) return;
if (AlternateTimer == 0)
{
if (!QueryPerformanceFrequency((LARGE_INTEGER*)&freq)) return;
}
else
{
freq = CLOCKS_PER_SEC;
}
// hInst=GetModuleHandle(0);
if ( !RegisterWinClass() ); // { return; }
X=(GetSystemMetrics( SM_CXSCREEN ) - WindowWidth) / 2;
@@ -1499,7 +1531,9 @@ extern int CounterB;
void CheckTimers(void)
{
QueryPerformanceCounter((LARGE_INTEGER*)&end2);
if (AlternateTimer == 0) QueryPerformanceCounter((LARGE_INTEGER*)&end2);
else end2 = timeGetTime();
while ((end2 - start2) >= update_ticks_pc2)
{
if (CounterA>0) CounterA--;
@@ -1515,7 +1549,8 @@ void CheckTimers(void)
if(T60HZEnabled)
{
QueryPerformanceCounter((LARGE_INTEGER*)&end);
if (AlternateTimer == 0) QueryPerformanceCounter((LARGE_INTEGER*)&end);
else end = timeGetTime();
while ((end - start) >= update_ticks_pc)
{
@@ -1530,7 +1565,8 @@ void CheckTimers(void)
if(T36HZEnabled)
{
QueryPerformanceCounter((LARGE_INTEGER*)&end);
if (AlternateTimer == 0) QueryPerformanceCounter((LARGE_INTEGER*)&end);
else end = timeGetTime();
while ((end - start) >= update_ticks_pc)
{