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
  11 #include "config.h"
  12
  13 #include <stdlib.h>
  14 #include <assert.h>
  15
  16 #include "ddraw.h"
  17 #include "d3d.h"
  18
  19 #include "debugtools.h"
  20
  21 #include "ddcomimpl.h"
  22 #include "ddraw_private.h"
  23 #include "dsurface/main.h"
  24 #include "dsurface/fakezbuffer.h"
  25
  26 DEFAULT_DEBUG_CHANNEL(ddraw);
  27
  28 static ICOM_VTABLE(IDirectDrawSurface7) FakeZBuffer_IDirectDrawSurface7_VTable;
  29
  30 HRESULT FakeZBuffer_DirectDrawSurface_Construct(IDirectDrawSurfaceImpl *This,
  31                                                 IDirectDrawImpl *pDD,
  32                                                 const DDSURFACEDESC2 *pDDSD)
  33 {
  34     HRESULT hr;
  35
  36     assert(pDDSD->ddsCaps.dwCaps & DDSCAPS_ZBUFFER);
  37
  38     hr = Main_DirectDrawSurface_Construct(This, pDD, pDDSD);
  39     if (FAILED(hr)) return hr;
  40
  41     ICOM_INIT_INTERFACE(This, IDirectDrawSurface7,
  42                         FakeZBuffer_IDirectDrawSurface7_VTable);
  43
  44     This->final_release = FakeZBuffer_DirectDrawSurface_final_release;
  45     This->duplicate_surface = FakeZBuffer_DirectDrawSurface_duplicate_surface;
  46
  47     return DD_OK;
  48 }
  49
  50 /* Not an API */
  51 HRESULT FakeZBuffer_DirectDrawSurface_Create(IDirectDrawImpl* pDD,
  52                                              const DDSURFACEDESC2* pDDSD,
  53                                              LPDIRECTDRAWSURFACE7* ppSurf,
  54                                              IUnknown* pUnkOuter)
  55 {
  56     IDirectDrawSurfaceImpl* This;
  57     HRESULT hr;
  58     assert(pUnkOuter == NULL);
  59
  60     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  61                      sizeof(*This)
  62                      + sizeof(FakeZBuffer_DirectDrawSurfaceImpl));
  63     if (This == NULL) return E_OUTOFMEMORY;
  64
  65     This->private = (FakeZBuffer_DirectDrawSurfaceImpl*)(This+1);
  66
  67     hr = FakeZBuffer_DirectDrawSurface_Construct(This, pDD, pDDSD);
  68     if (FAILED(hr))
  69         HeapFree(GetProcessHeap(), 0, This);
  70     else
  71         *ppSurf = ICOM_INTERFACE(This, IDirectDrawSurface7);
  72
  73     return hr;
  74 }
  75
  76 void
  77 FakeZBuffer_DirectDrawSurface_final_release(IDirectDrawSurfaceImpl* This)
  78 {
  79     return Main_DirectDrawSurface_final_release(This);
  80 }
  81
  82 HRESULT
  83 FakeZBuffer_DirectDrawSurface_duplicate_surface(IDirectDrawSurfaceImpl* This,
  84                                                 LPDIRECTDRAWSURFACE7* ppDup)
  85 {
  86     return FakeZBuffer_DirectDrawSurface_Create(This->ddraw_owner,
  87                                                 &This->surface_desc, ppDup,
  88                                                 NULL);
  89 }
  90
  91 /* put your breakpoint/abort call here */
  92 static HRESULT cant_do_that(const char *s)
  93 {
  94     FIXME("attempt to %s fake z-buffer\n", s);
  95     return DDERR_UNSUPPORTED;
  96 }
  97
  98 HRESULT WINAPI
  99 FakeZBuffer_DirectDrawSurface_Blt(LPDIRECTDRAWSURFACE7 iface, LPRECT rdst,
 100                                   LPDIRECTDRAWSURFACE7 src, LPRECT rsrc,
 101                                   DWORD dwFlags, LPDDBLTFX lpbltfx)
 102 {
 103     return cant_do_that("blt to a");
 104 }
 105
 106 HRESULT WINAPI
 107 FakeZBuffer_DirectDrawSurface_BltFast(LPDIRECTDRAWSURFACE7 iface, DWORD dstx,
 108                                       DWORD dsty, LPDIRECTDRAWSURFACE7 src,
 109                                       LPRECT rsrc, DWORD trans)
 110 {
 111     return cant_do_that("bltfast to a");
 112 }
 113
 114 HRESULT WINAPI
 115 FakeZBuffer_DirectDrawSurface_GetDC(LPDIRECTDRAWSURFACE7 iface, HDC *phDC)
 116 {
 117     return cant_do_that("get a DC for a");
 118 }
 119
 120 HRESULT WINAPI
 121 FakeZBuffer_DirectDrawSurface_ReleaseDC(LPDIRECTDRAWSURFACE7 iface, HDC hDC)
 122 {
 123     return cant_do_that("release a DC for a");
 124 }
 125
 126 HRESULT WINAPI
 127 FakeZBuffer_DirectDrawSurface_Restore(LPDIRECTDRAWSURFACE7 iface)
 128 {
 129     return DD_OK;
 130 }
 131
 132 HRESULT WINAPI
 133 FakeZBuffer_DirectDrawSurface_SetSurfaceDesc(LPDIRECTDRAWSURFACE7 iface,
 134                                              LPDDSURFACEDESC2 pDDSD,
 135                                              DWORD dwFlags)
 136 {
 137     /* XXX */
 138     abort();
 139     return E_FAIL;
 140 }
 141
 142
 143 static ICOM_VTABLE(IDirectDrawSurface7) FakeZBuffer_IDirectDrawSurface7_VTable=
 144 {
 145     Main_DirectDrawSurface_QueryInterface,
 146     Main_DirectDrawSurface_AddRef,
 147     Main_DirectDrawSurface_Release,
 148     Main_DirectDrawSurface_AddAttachedSurface,
 149     Main_DirectDrawSurface_AddOverlayDirtyRect,
 150     FakeZBuffer_DirectDrawSurface_Blt,
 151     Main_DirectDrawSurface_BltBatch,
 152     FakeZBuffer_DirectDrawSurface_BltFast,
 153     Main_DirectDrawSurface_DeleteAttachedSurface,
 154     Main_DirectDrawSurface_EnumAttachedSurfaces,
 155     Main_DirectDrawSurface_EnumOverlayZOrders,
 156     Main_DirectDrawSurface_Flip,
 157     Main_DirectDrawSurface_GetAttachedSurface,
 158     Main_DirectDrawSurface_GetBltStatus,
 159     Main_DirectDrawSurface_GetCaps,
 160     Main_DirectDrawSurface_GetClipper,
 161     Main_DirectDrawSurface_GetColorKey,
 162     FakeZBuffer_DirectDrawSurface_GetDC,
 163     Main_DirectDrawSurface_GetFlipStatus,
 164     Main_DirectDrawSurface_GetOverlayPosition,
 165     Main_DirectDrawSurface_GetPalette,
 166     Main_DirectDrawSurface_GetPixelFormat,
 167     Main_DirectDrawSurface_GetSurfaceDesc,
 168     Main_DirectDrawSurface_Initialize,
 169     Main_DirectDrawSurface_IsLost,
 170     Main_DirectDrawSurface_Lock,
 171     FakeZBuffer_DirectDrawSurface_ReleaseDC,
 172     FakeZBuffer_DirectDrawSurface_Restore,
 173     Main_DirectDrawSurface_SetClipper,
 174     Main_DirectDrawSurface_SetColorKey,
 175     Main_DirectDrawSurface_SetOverlayPosition,
 176     Main_DirectDrawSurface_SetPalette,
 177     Main_DirectDrawSurface_Unlock,
 178     Main_DirectDrawSurface_UpdateOverlay,
 179     Main_DirectDrawSurface_UpdateOverlayDisplay,
 180     Main_DirectDrawSurface_UpdateOverlayZOrder,
 181     Main_DirectDrawSurface_GetDDInterface,
 182     Main_DirectDrawSurface_PageLock,
 183     Main_DirectDrawSurface_PageUnlock,
 184     FakeZBuffer_DirectDrawSurface_SetSurfaceDesc,
 185     Main_DirectDrawSurface_SetPrivateData,
 186     Main_DirectDrawSurface_GetPrivateData,
 187     Main_DirectDrawSurface_FreePrivateData,
 188     Main_DirectDrawSurface_GetUniquenessValue,
 189     Main_DirectDrawSurface_ChangeUniquenessValue,
 190     Main_DirectDrawSurface_SetPriority,
 191     Main_DirectDrawSurface_GetPriority,
 192     Main_DirectDrawSurface_SetLOD,
 193     Main_DirectDrawSurface_GetLOD
 194 };