user.c

Wine-20031016

/*	DirectDraw driver for User-based primary surfaces
 *
 * Copyright 2000-2001 TransGaming Technologies Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "config.h"

#include <assert.h>
#include <stdarg.h>
#include <string.h>

#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "ddraw.h"
#include "ddraw_private.h"
#include "ddraw/main.h"
#include "ddraw/user.h"
#include "dclipper/main.h"
#include "dpalette/main.h"
#include "dsurface/main.h"
#include "dsurface/dib.h"
#include "dsurface/user.h"
#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(ddraw);

static ICOM_VTABLE(IDirectDraw7) User_DirectDraw_VTable;

static const DDDEVICEIDENTIFIER2 user_device =
{
    "display",
    "User (and GDI)",
    { { 0x00010001, 0x00010001 } },
    0, 0, 0, 0,
    /* fe38440c-8969-4283-bc73-749e7bc3c2eb */
    {0xfe38440c,0x8969,0x428e, {0x73,0xbc,0x74,0x9e,0x7b,0xc3,0xc2,0xeb}},
    0
};

static const DDPIXELFORMAT pixelformats[] =
{
    /* 8bpp paletted */
    { sizeof(DDPIXELFORMAT), DDPF_RGB|DDPF_PALETTEINDEXED8, 0, { 8 } },
    /* 15bpp 5/5/5 */
    { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0x7C00 }, { 0x3E0 },
      { 0x1F } },
    /* 16bpp 5/6/5 */
    { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 16 }, { 0xF800 }, { 0x7E0 },
      { 0x1F } },
    /* 24bpp 8/8/8 */
    { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 24 }, { 0xFF0000 },
      { 0x00FF00 }, { 0x0000FF } },
    /* 32bpp 8/8/8 */
    { sizeof(DDPIXELFORMAT), DDPF_RGB, 0, { 32 }, { 0xFF0000 },
      { 0x00FF00 }, { 0x0000FF } }
};

HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
				     IUnknown* pUnkOuter, BOOL ex);
HRESULT User_DirectDraw_Initialize(IDirectDrawImpl*, const GUID*);

static const ddraw_driver user_driver =
{
    &user_device,
    10,
    User_DirectDraw_Create,
    User_DirectDraw_Initialize
};

BOOL DDRAW_User_Init(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
    if (fdwReason == DLL_PROCESS_ATTACH)
	DDRAW_register_driver(&user_driver);

    return TRUE;
}

static const DDPIXELFORMAT* pixelformat_for_depth(DWORD depth)
{
    switch (depth)
    {
    case  8: return pixelformats + 0;
    case 15: return pixelformats + 1;
    case 16: return pixelformats + 2;
    case 24: return pixelformats + 3;
    case 32: return pixelformats + 4;
    default: return NULL;
    }
}

/* Not called from the vtable. */
HRESULT User_DirectDraw_Construct(IDirectDrawImpl *This, BOOL ex)
{
    HRESULT hr;
    DWORD depth;
    HDC hDC;

    TRACE("(%p,%d)\n",This,ex);

    hr = Main_DirectDraw_Construct(This, ex);
    if (FAILED(hr)) return hr;

    This->final_release = User_DirectDraw_final_release;

    This->create_primary    = User_DirectDraw_create_primary;
    This->create_backbuffer = User_DirectDraw_create_backbuffer;

    hDC = CreateDCA("DISPLAY", NULL, NULL, NULL);
    depth = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES);
    DeleteDC(hDC);

    This->width       = GetSystemMetrics(SM_CXSCREEN);
    This->height      = GetSystemMetrics(SM_CYSCREEN);
    This->pitch       = DDRAW_width_bpp_to_pitch(This->width, depth);
    This->pixelformat = *pixelformat_for_depth(depth);

    This->orig_width       = This->width;
    This->orig_height      = This->height;
    This->orig_pitch       = This->pitch;
    This->orig_pixelformat = This->pixelformat;

    ICOM_INIT_INTERFACE(This, IDirectDraw7, User_DirectDraw_VTable);

    /* capabilities */
#define BLIT_CAPS (DDCAPS_BLT | DDCAPS_BLTCOLORFILL | DDCAPS_BLTDEPTHFILL \
	  | DDCAPS_BLTSTRETCH | DDCAPS_CANBLTSYSMEM | DDCAPS_CANCLIP	  \
	  | DDCAPS_CANCLIPSTRETCHED | DDCAPS_COLORKEY			  \
	  | DDCAPS_COLORKEYHWASSIST)
#define CKEY_CAPS (DDCKEYCAPS_DESTBLT | DDCKEYCAPS_SRCBLT)
#define FX_CAPS (DDFXCAPS_BLTALPHA | DDFXCAPS_BLTMIRRORLEFTRIGHT	\
		| DDFXCAPS_BLTMIRRORUPDOWN | DDFXCAPS_BLTROTATION90	\
		| DDFXCAPS_BLTSHRINKX | DDFXCAPS_BLTSHRINKXN		\
		| DDFXCAPS_BLTSHRINKY | DDFXCAPS_BLTSHRINKXN		\
		| DDFXCAPS_BLTSTRETCHX | DDFXCAPS_BLTSTRETCHXN		\
		| DDFXCAPS_BLTSTRETCHY | DDFXCAPS_BLTSTRETCHYN)
    This->caps.dwCaps |= DDCAPS_GDI | DDCAPS_PALETTE | BLIT_CAPS;
    if( opengl_initialized )
    {
        /* Hack for D3D code */
        This->caps.dwCaps |= DDCAPS_3D;
    }
    This->caps.dwCaps2 |= DDCAPS2_CERTIFIED | DDCAPS2_NOPAGELOCKREQUIRED |
			  DDCAPS2_PRIMARYGAMMA | DDCAPS2_WIDESURFACES;
    This->caps.dwCKeyCaps |= CKEY_CAPS;
    This->caps.dwFXCaps |= FX_CAPS;
    This->caps.dwPalCaps |= DDPCAPS_8BIT | DDPCAPS_PRIMARYSURFACE;
    This->caps.dwVidMemTotal = 16*1024*1024;
    This->caps.dwVidMemFree = 16*1024*1024;
    This->caps.dwSVBCaps |= BLIT_CAPS;
    This->caps.dwSVBCKeyCaps |= CKEY_CAPS;
    This->caps.dwSVBFXCaps |= FX_CAPS;
    This->caps.dwVSBCaps |= BLIT_CAPS;
    This->caps.dwVSBCKeyCaps |= CKEY_CAPS;
    This->caps.dwVSBFXCaps |= FX_CAPS;
    This->caps.dwSSBCaps |= BLIT_CAPS;
    This->caps.dwSSBCKeyCaps |= CKEY_CAPS;
    This->caps.dwSSBFXCaps |= FX_CAPS;
    This->caps.ddsCaps.dwCaps |= DDSCAPS_ALPHA | DDSCAPS_BACKBUFFER |
				 DDSCAPS_FLIP | DDSCAPS_FRONTBUFFER |
				 DDSCAPS_OFFSCREENPLAIN | DDSCAPS_PALETTE |
				 DDSCAPS_PRIMARYSURFACE | DDSCAPS_SYSTEMMEMORY |
				 DDSCAPS_VIDEOMEMORY | DDSCAPS_VISIBLE;
    if( opengl_initialized )
    {
        /* Hacks for D3D code */
        This->caps.ddsCaps.dwCaps |= DDSCAPS_3DDEVICE | DDSCAPS_MIPMAP | DDSCAPS_TEXTURE | DDSCAPS_ZBUFFER;
    }
    
    This->caps.ddsOldCaps.dwCaps = This->caps.ddsCaps.dwCaps;
#undef BLIT_CAPS
#undef CKEY_CAPS
#undef FX_CAPS

    return S_OK;
}

/* This function is called from DirectDrawCreate(Ex) on the most-derived
 * class to start construction.
 * Not called from the vtable. */
HRESULT User_DirectDraw_Create(const GUID* pGUID, LPDIRECTDRAW7* pIface,
			       IUnknown* pUnkOuter, BOOL ex)
{
    HRESULT hr;
    IDirectDrawImpl* This;

    assert(pUnkOuter == NULL);

    This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
		     sizeof(IDirectDrawImpl) + sizeof(User_DirectDrawImpl));
    if (This == NULL) return E_OUTOFMEMORY;

    /* Note that this relation does *not* hold true if the DD object was
     * CoCreateInstanced then Initialized. */
    This->private = (User_DirectDrawImpl *)(This+1);

    /* Initialize the DDCAPS structure */
    This->caps.dwSize = sizeof(This->caps);

    hr = User_DirectDraw_Construct(This, ex);
    if (FAILED(hr))
	HeapFree(GetProcessHeap(), 0, This);
    else
	*pIface = ICOM_INTERFACE(This, IDirectDraw7);

    return hr;
}

/* This function is called from Uninit_DirectDraw_Initialize on the
 * most-derived-class to start initialization.
 * Not called from the vtable. */
HRESULT User_DirectDraw_Initialize(IDirectDrawImpl *This, const GUID* guid)
{
    HRESULT hr;
    This->private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
			      sizeof(User_DirectDrawImpl));
    if (This->private == NULL) return E_OUTOFMEMORY;

    /* Initialize the DDCAPS structure */
    This->caps.dwSize = sizeof(This->caps);

    hr = User_DirectDraw_Construct(This, TRUE); /* XXX ex? */
    if (FAILED(hr))
    {
	HeapFree(GetProcessHeap(), 0, This->private);
	return hr;
    }

    return DD_OK;
}

/* Called from an internal function pointer. */
void User_DirectDraw_final_release(IDirectDrawImpl *This)
{
    Main_DirectDraw_final_release(This);
}

/* Compact: generic */
/* CreateClipper: generic */
/* CreatePalette: generic (with callback) */
/* CreateSurface: generic (with callbacks) */

HRESULT
User_DirectDraw_create_primary(IDirectDrawImpl* This,
			       const DDSURFACEDESC2* pDDSD,
			       LPDIRECTDRAWSURFACE7* ppSurf,
			       IUnknown* pUnkOuter)
{
    return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
}

HRESULT
User_DirectDraw_create_backbuffer(IDirectDrawImpl* This,
				  const DDSURFACEDESC2* pDDSD,
				  LPDIRECTDRAWSURFACE7* ppSurf,
				  IUnknown* pUnkOuter,
				  IDirectDrawSurfaceImpl* primary)
{
    return User_DirectDrawSurface_Create(This, pDDSD, ppSurf, pUnkOuter);
}

/* DuplicateSurface: generic */

/* Originally derived from Xlib_IDirectDraw2Impl_EnumDisplayModes.