Daodan/src/Daodan_Utility.c

#include <windows.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdint.h>
#include "oni_stdio.h"

#include "Daodan_Utility.h"
#include "BFW_Utility.h"

const double fps = 60.0;

void __cdecl DDrStartupMessage(const char* fmt, ...)
{
        va_list ap;
        va_start(ap, fmt);
        char* buffer = malloc(vsnprintf(NULL, 0, fmt, ap) + 1);
        
        vsprintf(buffer, fmt, ap);
        va_end(ap);

        if (!ONgFileStartup)
                if (!(ONgFileStartup = oni_fopen("startup.txt", "w")))
                        return;

        oni_fprintf(ONgFileStartup, "%s\n", buffer);
        free(buffer);
        
        oni_fflush(ONgFileStartup);
        return;
}

/*
int64_t ONICALL DDrMachineTime_Sixtieths()
{
        static int64_t LastTime, Time;
        int64_t Current;

        Current = LastTime + GetTickCount();

        if (Current > Time)
        {
                LastTime += 1;
                Current += 1;
        }

        Time = Current;

        return (Time * 3) / 50;
}
*/

int64_t ONICALL DDrMachineTime_Sixtieths()
{
        static uint32_t startticks = 0;
        double ticks = 0;
        
        if (startticks)
                ticks = GetTickCount() - startticks;
        else
                startticks = GetTickCount();
        
        return (int64_t)(ticks / 1000.0 * fps);
}

int64_t ONICALL DDrMachineTime_High()
{
//      LARGE_INTEGER PerfCount;
//      
//      if (!QueryPerformanceCounter(&PerfCount))
//              PerfCount.QuadPart = GetTickCount();
//      
//      return PerfCount.QuadPart;
        return GetTickCount();
}

double ONICALL DDrMachineTime_High_Frequency()
{
//      LARGE_INTEGER Frequency;
//
//      if (!QueryPerformanceFrequency(&Frequency))
                return 1000.0;

//      return Frequency.QuadPart;
}
Revision:	380
Committed:	Sat Jul 4 03:52:36 2009 UTC (16 years, 3 months ago) by rossy
Content type:	text/x-csrc
File size:	1535 byte(s)
Log Message:	Update to one of Oni's timing functions. It might fix timing on Linux and on buggy Windows machines. It could also break animation and make Oni run slower that usual.
#	Content
1	#include <windows.h>
2	#include <stdlib.h>
3	#include <stdarg.h>
4	#include <stdint.h>
5	#include "oni_stdio.h"
6
7	#include "Daodan_Utility.h"
8	#include "BFW_Utility.h"
9
10	const double fps = 60.0;
11
12	void __cdecl DDrStartupMessage(const char* fmt, ...)
13	{
14	va_list ap;
15	va_start(ap, fmt);
16	char* buffer = malloc(vsnprintf(NULL, 0, fmt, ap) + 1);
17
18	vsprintf(buffer, fmt, ap);
19	va_end(ap);
20
21	if (!ONgFileStartup)
22	if (!(ONgFileStartup = oni_fopen("startup.txt", "w")))
23	return;
24
25	oni_fprintf(ONgFileStartup, "%s\n", buffer);
26	free(buffer);
27
28	oni_fflush(ONgFileStartup);
29	return;
30	}
31
32	/*
33	int64_t ONICALL DDrMachineTime_Sixtieths()
34	{
35	static int64_t LastTime, Time;
36	int64_t Current;
37
38	Current = LastTime + GetTickCount();
39
40	if (Current > Time)
41	{
42	LastTime += 1;
43	Current += 1;
44	}
45
46	Time = Current;
47
48	return (Time * 3) / 50;
49	}
50	*/
51
52	int64_t ONICALL DDrMachineTime_Sixtieths()
53	{
54	static uint32_t startticks = 0;
55	double ticks = 0;
56
57	if (startticks)
58	ticks = GetTickCount() - startticks;
59	else
60	startticks = GetTickCount();
61
62	return (int64_t)(ticks / 1000.0 * fps);
63	}
64
65	int64_t ONICALL DDrMachineTime_High()
66	{
67	// LARGE_INTEGER PerfCount;
68	//
69	// if (!QueryPerformanceCounter(&PerfCount))
70	// PerfCount.QuadPart = GetTickCount();
71	//
72	// return PerfCount.QuadPart;
73	return GetTickCount();
74	}
75
76	double ONICALL DDrMachineTime_High_Frequency()
77	{
78	// LARGE_INTEGER Frequency;
79	//
80	// if (!QueryPerformanceFrequency(&Frequency))
81	return 1000.0;
82
83	// return Frequency.QuadPart;
84	}