dlls/ddraw/dsurface/fakezbuffer.c

   1 /*              DirectDraw/Direct3D Z-Buffer stand in
   2  *
   3  * Copyright 2000 TransGaming Technologies Inc.
   4  *
   5  * This class provides a DirectDrawSurface implementation that represents
   6  * a Z-Buffer surface. However it does not store an image and does not
   7  * support Lock/Unlock or GetDC. It is merely a placeholder required by the
   8  * Direct3D architecture.
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #include "config.h"
  26
  27 #include <stdlib.h>
  28 #include <assert.h>
  29
  30 #include "ddraw.h"
  31 #include "d3d.h"
  32
  33 #include "wine/debug.h"
  34
  35 #include "ddcomimpl.h"
  36 #include "ddraw_private.h"
  37 #include "dsurface/main.h"
  38 #include "dsurface/fakezbuffer.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  41
  42 static ICOM_VTABLE(IDirectDrawSurface7) FakeZBuffer_IDirectDrawSurface7_VTable;
  43
  44 HRESULT FakeZBuffer_DirectDrawSurface_Construct(IDirectDrawSurfaceImpl *This,
  45                                                 IDirectDrawImpl *pDD,
  46                                                 const DDSURFACEDESC2 *pDDSD)
  47 {
  48     HRESULT hr;
  49
  50     assert(pDDSD->ddsCaps.dwCaps & DDSCAPS_ZBUFFER);
  51
  52     hr = Main_DirectDrawSurface_Construct(This, pDD, pDDSD);
  53     if (FAILED(hr)) return hr;
  54
  55     ICOM_INIT_INTERFACE(This, IDirectDrawSurface7,
  56                         FakeZBuffer_IDirectDrawSurface7_VTable);
  57
  58     This->final_release = FakeZBuffer_DirectDrawSurface_final_release;
  59     This->duplicate_surface = FakeZBuffer_DirectDrawSurface_duplicate_surface;
  60
  61     return DD_OK;
  62 }
  63
  64 /* Not an API */
  65 HRESULT FakeZBuffer_DirectDrawSurface_Create(IDirectDrawImpl* pDD,
  66                                              const DDSURFACEDESC2* pDDSD,
  67                                              LPDIRECTDRAWSURFACE7* ppSurf,
  68                                              IUnknown* pUnkOuter)
  69 {
  70     IDirectDrawSurfaceImpl* This;
  71     HRESULT hr;
  72     assert(pUnkOuter == NULL);
  73
  74     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  75                      sizeof(*This)
  76                      + sizeof(FakeZBuffer_DirectDrawSurfaceImpl));
  77     if (This == NULL) return E_OUTOFMEMORY;
  78
  79     This->private = (FakeZBuffer_DirectDrawSurfaceImpl*)(This+1);
  80
  81     hr = FakeZBuffer_DirectDrawSurface_Construct(This, pDD, pDDSD);
  82     if (FAILED(hr))
  83         HeapFree(GetProcessHeap(), 0, This);
  84     else
  85         *ppSurf = ICOM_INTERFACE(This, IDirectDrawSurface7);
  86
  87     return hr;
  88 }
  89
  90 void
  91 FakeZBuffer_DirectDrawSurface_final_release(IDirectDrawSurfaceImpl* This)
  92 {
  93     return Main_DirectDrawSurface_final_release(This);
  94 }
  95
  96 HRESULT
  97 FakeZBuffer_DirectDrawSurface_duplicate_surface(IDirectDrawSurfaceImpl* This,
  98                                                 LPDIRECTDRAWSURFACE7* ppDup)
  99 {
 100     return FakeZBuffer_DirectDrawSurface_Create(This->ddraw_owner,
 101                                                 &This->surface_desc, ppDup,
 102                                                 NULL);
 103 }
 104
 105 /* put your breakpoint/abort call here */
 106 static HRESULT cant_do_that(const char *s)
 107 {
 108     FIXME("attempt to %s fake z-buffer\n", s);
 109     return DDERR_UNSUPPORTED;
 110 }
 111
 112 HRESULT WINAPI
 113 FakeZBuffer_DirectDrawSurface_Blt(LPDIRECTDRAWSURFACE7 iface, LPRECT rdst,
 114                                   LPDIRECTDRAWSURFACE7 src, LPRECT rsrc,
 115                                   DWORD dwFlags, LPDDBLTFX lpbltfx)
 116 {
 117     return cant_do_that("blt to a");
 118 }
 119
 120 HRESULT WINAPI
 121 FakeZBuffer_DirectDrawSurface_BltFast(LPDIRECTDRAWSURFACE7 iface, DWORD dstx,
 122                                       DWORD dsty, LPDIRECTDRAWSURFACE7 src,
 123                                       LPRECT rsrc, DWORD trans)
 124 {
 125     return cant_do_that("bltfast to a");
 126 }
 127
 128 HRESULT WINAPI
 129 FakeZBuffer_DirectDrawSurface_GetDC(LPDIRECTDRAWSURFACE7 iface, HDC *phDC)
 130 {
 131     return cant_do_that("get a DC for a");
 132 }
 133
 134 HRESULT WINAPI
 135 FakeZBuffer_DirectDrawSurface_ReleaseDC(LPDIRECTDRAWSURFACE7 iface, HDC hDC)
 136 {
 137     return cant_do_that("release a DC for a");
 138 }
 139
 140 HRESULT WINAPI
 141 FakeZBuffer_DirectDrawSurface_Restore(LPDIRECTDRAWSURFACE7 iface)
 142 {
 143     return DD_OK;
 144 }
 145
 146 HRESULT WINAPI
 147 FakeZBuffer_DirectDrawSurface_SetSurfaceDesc(LPDIRECTDRAWSURFACE7 iface,
 148                                              LPDDSURFACEDESC2 pDDSD,
 149                                              DWORD dwFlags)
 150 {
 151     /* XXX */
 152     abort();
 153     return E_FAIL;
 154 }
 155
 156
 157 static ICOM_VTABLE(IDirectDrawSurface7) FakeZBuffer_IDirectDrawSurface7_VTable=
 158 {
 159     Main_DirectDrawSurface_QueryInterface,
 160     Main_DirectDrawSurface_AddRef,
 161     Main_DirectDrawSurface_Release,
 162     Main_DirectDrawSurface_AddAttachedSurface,
 163     Main_DirectDrawSurface_AddOverlayDirtyRect,
 164     FakeZBuffer_DirectDrawSurface_Blt,
 165     Main_DirectDrawSurface_BltBatch,
 166     FakeZBuffer_DirectDrawSurface_BltFast,
 167     Main_DirectDrawSurface_DeleteAttachedSurface,
 168     Main_DirectDrawSurface_EnumAttachedSurfaces,
 169     Main_DirectDrawSurface_EnumOverlayZOrders,
 170     Main_DirectDrawSurface_Flip,
 171     Main_DirectDrawSurface_GetAttachedSurface,
 172     Main_DirectDrawSurface_GetBltStatus,
 173     Main_DirectDrawSurface_GetCaps,
 174     Main_DirectDrawSurface_GetClipper,
 175     Main_DirectDrawSurface_GetColorKey,
 176     FakeZBuffer_DirectDrawSurface_GetDC,
 177     Main_DirectDrawSurface_GetFlipStatus,
 178     Main_DirectDrawSurface_GetOverlayPosition,
 179     Main_DirectDrawSurface_GetPalette,
 180     Main_DirectDrawSurface_GetPixelFormat,
 181     Main_DirectDrawSurface_GetSurfaceDesc,
 182     Main_DirectDrawSurface_Initialize,
 183     Main_DirectDrawSurface_IsLost,
 184     Main_DirectDrawSurface_Lock,
 185     FakeZBuffer_DirectDrawSurface_ReleaseDC,
 186     FakeZBuffer_DirectDrawSurface_Restore,
 187     Main_DirectDrawSurface_SetClipper,
 188     Main_DirectDrawSurface_SetColorKey,
 189     Main_DirectDrawSurface_SetOverlayPosition,
 190     Main_DirectDrawSurface_SetPalette,
 191     Main_DirectDrawSurface_Unlock,
 192     Main_DirectDrawSurface_UpdateOverlay,
 193     Main_DirectDrawSurface_UpdateOverlayDisplay,
 194     Main_DirectDrawSurface_UpdateOverlayZOrder,
 195     Main_DirectDrawSurface_GetDDInterface,
 196     Main_DirectDrawSurface_PageLock,
 197     Main_DirectDrawSurface_PageUnlock,
 198     FakeZBuffer_DirectDrawSurface_SetSurfaceDesc,
 199     Main_DirectDrawSurface_SetPrivateData,
 200     Main_DirectDrawSurface_GetPrivateData,
 201     Main_DirectDrawSurface_FreePrivateData,
 202     Main_DirectDrawSurface_GetUniquenessValue,
 203     Main_DirectDrawSurface_ChangeUniquenessValue,
 204     Main_DirectDrawSurface_SetPriority,
 205     Main_DirectDrawSurface_GetPriority,
 206     Main_DirectDrawSurface_SetLOD,
 207     Main_DirectDrawSurface_GetLOD
 208 };