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https://github.com/FunkyFr3sh/cnc-ddraw.git
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53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
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#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 struct fps_limiter
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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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HRESULT(WINAPI* DwmFlush)(VOID);
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HRESULT(WINAPI* DwmIsCompositionEnabled)(BOOL*);
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NTSTATUS(WINAPI* D3DKMTWaitForVerticalBlankEvent)(const D3DKMT_WAITFORVERTICALBLANKEVENT* Arg1);
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NTSTATUS(WINAPI* D3DKMTOpenAdapterFromHdc)(D3DKMT_OPENADAPTERFROMHDC* Arg1);
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NTSTATUS(WINAPI* D3DKMTCloseAdapter)(D3DKMT_CLOSEADAPTER* Arg1);
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BOOL got_adapter;
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} fps_limiter;
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extern fps_limiter g_fpsl;
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void fpsl_init();
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BOOL fpsl_wait_for_vblank();
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BOOL fpsl_dwn_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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