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65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#ifndef FPS_LIMITER_H
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#define FPS_LIMITER_H
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#include <windows.h>
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#include <dwmapi.h>
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typedef struct _D3DKMT_WAITFORVERTICALBLANKEVENT {
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UINT hAdapter;
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UINT hDevice;
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UINT VidPnSourceId;
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} D3DKMT_WAITFORVERTICALBLANKEVENT;
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typedef struct _D3DKMT_OPENADAPTERFROMHDC {
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HDC hDc;
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UINT hAdapter;
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LUID AdapterLuid;
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UINT VidPnSourceId;
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} D3DKMT_OPENADAPTERFROMHDC;
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typedef struct _D3DKMT_CLOSEADAPTER {
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UINT hAdapter;
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} D3DKMT_CLOSEADAPTER;
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typedef HRESULT(WINAPI* DWMFLUSHPROC)(VOID);
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typedef HRESULT(WINAPI* DWMISCOMPOSITIONENABLEDPROC)(BOOL*);
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typedef NTSTATUS(WINAPI* D3DKMTWAITFORVERTICALBLANKEVENTPROC)(const D3DKMT_WAITFORVERTICALBLANKEVENT* Arg1);
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typedef NTSTATUS(WINAPI* D3DKMTOPENADAPTERFROMHDCPROC)(D3DKMT_OPENADAPTERFROMHDC* Arg1);
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typedef NTSTATUS(WINAPI* D3DKMTCLOSEADAPTERPROC)(D3DKMT_CLOSEADAPTER* Arg1);
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typedef struct FPSLIMITER
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{
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DWORD tick_start;
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DWORD tick_end;
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DWORD tick_length;
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LONGLONG tick_length_ns;
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HANDLE htimer;
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LARGE_INTEGER due_time;
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D3DKMT_WAITFORVERTICALBLANKEVENT vblank_event;
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D3DKMT_OPENADAPTERFROMHDC adapter;
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D3DKMT_CLOSEADAPTER close_adapter;
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HMODULE gdi32_dll;
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HMODULE dwmapi_dll;
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DWMFLUSHPROC DwmFlush;
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DWMISCOMPOSITIONENABLEDPROC DwmIsCompositionEnabled;
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D3DKMTWAITFORVERTICALBLANKEVENTPROC D3DKMTWaitForVerticalBlankEvent;
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D3DKMTOPENADAPTERFROMHDCPROC D3DKMTOpenAdapterFromHdc;
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D3DKMTCLOSEADAPTERPROC D3DKMTCloseAdapter;
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BOOL got_adapter;
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BOOL initialized;
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CRITICAL_SECTION cs;
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BOOL cs_initialized;
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} FPSLIMITER;
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extern FPSLIMITER g_fpsl;
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void fpsl_init();
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BOOL fpsl_wait_for_vblank();
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BOOL fpsl_dwm_flush();
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BOOL fpsl_dwm_is_enabled();
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void fpsl_frame_start();
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void fpsl_frame_end();
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#endif
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