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64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id:$
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This source is available for distribution and/or modification
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// only under the terms of the DOOM Source Code License as
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// published by id Software. All rights reserved.
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//
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// The source is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
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// for more details.
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//
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// DESCRIPTION:
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// System specific interface stuff.
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//
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//-----------------------------------------------------------------------------
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#ifndef __I_VIDEO_H__
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#define __I_VIDEO_H__
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#include "basictypes.h"
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class DCanvas;
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// [RH] Set the display mode
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void I_SetMode (int &width, int &height, int &bits);
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// Takes full 8 bit values.
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void I_SetPalette (DWORD *palette);
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void I_BeginUpdate (void); // [RH] Locks screen[0]
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void I_FinishUpdate (void);
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void I_FinishUpdateNoBlit (void);
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// Wait for vertical retrace or pause a bit.
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void I_WaitVBL(int count);
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void I_ReadScreen (BYTE *scr);
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bool I_CheckResolution (int width, int height, int bits);
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void I_ClosestResolution (int *width, int *height, int bits);
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bool I_SetResolution (int width, int height, int bits);
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bool I_AllocateScreen (DCanvas *canvas, int width, int height, int bits);
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void I_FreeScreen (DCanvas *canvas);
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void I_LockScreen (DCanvas *canvas);
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void I_UnlockScreen (DCanvas *canvas);
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void I_Blit (DCanvas *from, int srcx, int srcy, int srcwidth, int srcheight,
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DCanvas *to, int destx, int desty, int destwidth, int destheight);
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enum EDisplayType
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{
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DISPLAY_WindowOnly,
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DISPLAY_FullscreenOnly,
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DISPLAY_Both
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};
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#endif // __I_VIDEO_H__
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