dlls/d3d8/volume.c

   1 /*
   2  * IDirect3DVolume8 implementation
   3  *
   4  * Copyright 2002-2003 Jason Edmeades
   5  *                     Raphael Junqueira
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include <stdarg.h>
  25
  26 #define COBJMACROS
  27 #define NONAMELESSUNION
  28 #define NONAMELESSSTRUCT
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "wingdi.h"
  34 #include "wine/debug.h"
  35
  36 #include "d3d8_private.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  39
  40 /* IDirect3DVolume IUnknown parts follow: */
  41 HRESULT WINAPI IDirect3DVolume8Impl_QueryInterface(LPDIRECT3DVOLUME8 iface, REFIID riid, LPVOID* ppobj) {
  42     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  43
  44     if (IsEqualGUID(riid, &IID_IUnknown)
  45         || IsEqualGUID(riid, &IID_IDirect3DVolume8)) {
  46         IDirect3DVolume8Impl_AddRef(iface);
  47         *ppobj = This;
  48         return D3D_OK;
  49     }
  50
  51     WARN("(%p)->(%s,%p) not found\n", This, debugstr_guid(riid), ppobj);
  52     return E_NOINTERFACE;
  53 }
  54
  55 ULONG WINAPI IDirect3DVolume8Impl_AddRef(LPDIRECT3DVOLUME8 iface) {
  56     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  57     ULONG ref = InterlockedIncrement(&This->ref);
  58
  59     TRACE("(%p) : AddRef from %ld\n", This, ref - 1);
  60
  61     return ref;
  62 }
  63
  64 ULONG WINAPI IDirect3DVolume8Impl_Release(LPDIRECT3DVOLUME8 iface) {
  65     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  66     ULONG ref = InterlockedDecrement(&This->ref);
  67
  68     TRACE("(%p) : ReleaseRef to %ld\n", This, ref);
  69
  70     if (ref == 0) {
  71         HeapFree(GetProcessHeap(), 0, This->allocatedMemory);
  72         HeapFree(GetProcessHeap(), 0, This);
  73     }
  74     return ref;
  75 }
  76
  77 /* IDirect3DVolume8: */
  78 HRESULT WINAPI IDirect3DVolume8Impl_GetDevice(LPDIRECT3DVOLUME8 iface, IDirect3DDevice8** ppDevice) {
  79     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  80     TRACE("(%p) : returning %p\n", This, This->Device);
  81     *ppDevice = (LPDIRECT3DDEVICE8) This->Device;
  82
  83     /* Note  Calling this method will increase the internal reference count
  84        on the IDirect3DDevice8 interface. */
  85     IDirect3DDevice8Impl_AddRef(*ppDevice);
  86
  87     return D3D_OK;
  88 }
  89
  90 HRESULT WINAPI IDirect3DVolume8Impl_SetPrivateData(LPDIRECT3DVOLUME8 iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
  91     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  92     FIXME("(%p) : stub\n", This);
  93     return D3D_OK;
  94 }
  95
  96 HRESULT WINAPI IDirect3DVolume8Impl_GetPrivateData(LPDIRECT3DVOLUME8 iface, REFGUID  refguid, void* pData, DWORD* pSizeOfData) {
  97     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
  98     FIXME("(%p) : stub\n", This);
  99     return D3D_OK;
 100 }
 101
 102 HRESULT WINAPI IDirect3DVolume8Impl_FreePrivateData(LPDIRECT3DVOLUME8 iface, REFGUID refguid) {
 103     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 104     FIXME("(%p) : stub\n", This);
 105     return D3D_OK;
 106 }
 107
 108 HRESULT WINAPI IDirect3DVolume8Impl_GetContainer(LPDIRECT3DVOLUME8 iface, REFIID riid, void** ppContainer) {
 109     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 110     TRACE("(%p) : returning %p\n", This, This->Container);
 111     *ppContainer = This->Container;
 112     IUnknown_AddRef(This->Container);
 113     return D3D_OK;
 114 }
 115
 116 HRESULT WINAPI IDirect3DVolume8Impl_GetDesc(LPDIRECT3DVOLUME8 iface, D3DVOLUME_DESC* pDesc) {
 117     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 118     TRACE("(%p) : copying into %p\n", This, pDesc);
 119     memcpy(pDesc, &This->myDesc, sizeof(D3DVOLUME_DESC));
 120     return D3D_OK;
 121 }
 122
 123 HRESULT WINAPI IDirect3DVolume8Impl_LockBox(LPDIRECT3DVOLUME8 iface, D3DLOCKED_BOX* pLockedVolume, CONST D3DBOX* pBox, DWORD Flags) {
 124     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 125     FIXME("(%p) : pBox=%p stub\n", This, pBox);
 126
 127     /* fixme: should we really lock as such? */
 128     TRACE("(%p) : box=%p, output pbox=%p, allMem=%p\n", This, pBox, pLockedVolume, This->allocatedMemory);
 129
 130     pLockedVolume->RowPitch   = This->bytesPerPixel * This->myDesc.Width;                        /* Bytes / row   */
 131     pLockedVolume->SlicePitch = This->bytesPerPixel * This->myDesc.Width * This->myDesc.Height;  /* Bytes / slice */
 132     if (!pBox) {
 133         TRACE("No box supplied - all is ok\n");
 134         pLockedVolume->pBits = This->allocatedMemory;
 135         This->lockedBox.Left   = 0;
 136         This->lockedBox.Top    = 0;
 137         This->lockedBox.Front  = 0;
 138         This->lockedBox.Right  = This->myDesc.Width;
 139         This->lockedBox.Bottom = This->myDesc.Height;
 140         This->lockedBox.Back   = This->myDesc.Depth;
 141     } else {
 142         TRACE("Lock Box (%p) = l %d, t %d, r %d, b %d, fr %d, ba %d\n", pBox, pBox->Left, pBox->Top, pBox->Right, pBox->Bottom, pBox->Front, pBox->Back);
 143         pLockedVolume->pBits = This->allocatedMemory +
 144           (pLockedVolume->SlicePitch * pBox->Front) + /* FIXME: is front < back or vica versa? */
 145           (pLockedVolume->RowPitch * pBox->Top) +
 146           (pBox->Left * This->bytesPerPixel);
 147         This->lockedBox.Left   = pBox->Left;
 148         This->lockedBox.Top    = pBox->Top;
 149         This->lockedBox.Front  = pBox->Front;
 150         This->lockedBox.Right  = pBox->Right;
 151         This->lockedBox.Bottom = pBox->Bottom;
 152         This->lockedBox.Back   = pBox->Back;
 153     }
 154
 155     if (Flags & (D3DLOCK_NO_DIRTY_UPDATE | D3DLOCK_READONLY)) {
 156       /* Don't dirtify */
 157     } else {
 158       /**
 159        * Dirtify on lock
 160        * as seen in msdn docs
 161        */
 162       IDirect3DVolume8Impl_AddDirtyBox(iface, &This->lockedBox);
 163
 164       /**  Dirtify Container if needed */
 165       if (NULL != This->Container) {
 166         IDirect3DVolumeTexture8* cont = (IDirect3DVolumeTexture8*) This->Container;
 167         D3DRESOURCETYPE containerType = IDirect3DBaseTexture8Impl_GetType((LPDIRECT3DBASETEXTURE8) cont);
 168         if (containerType == D3DRTYPE_VOLUMETEXTURE) {
 169           IDirect3DBaseTexture8Impl* pTexture = (IDirect3DBaseTexture8Impl*) cont;
 170           pTexture->Dirty = TRUE;
 171         } else {
 172           FIXME("Set dirty on container type %d\n", containerType);
 173         }
 174       }
 175     }
 176
 177     This->locked = TRUE;
 178     TRACE("returning memory@%p rpitch(%d) spitch(%d)\n", pLockedVolume->pBits, pLockedVolume->RowPitch, pLockedVolume->SlicePitch);
 179     return D3D_OK;
 180 }
 181
 182 HRESULT WINAPI IDirect3DVolume8Impl_UnlockBox(LPDIRECT3DVOLUME8 iface) {
 183     IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 184     if (FALSE == This->locked) {
 185       ERR("trying to lock unlocked volume@%p\n", This);
 186       return D3DERR_INVALIDCALL;
 187     }
 188     TRACE("(%p) : unlocking volume\n", This);
 189     This->locked = FALSE;
 190     memset(&This->lockedBox, 0, sizeof(RECT));
 191     return D3D_OK;
 192 }
 193
 194
 195 IDirect3DVolume8Vtbl Direct3DVolume8_Vtbl =
 196 {
 197     IDirect3DVolume8Impl_QueryInterface,
 198     IDirect3DVolume8Impl_AddRef,
 199     IDirect3DVolume8Impl_Release,
 200     IDirect3DVolume8Impl_GetDevice,
 201     IDirect3DVolume8Impl_SetPrivateData,
 202     IDirect3DVolume8Impl_GetPrivateData,
 203     IDirect3DVolume8Impl_FreePrivateData,
 204     IDirect3DVolume8Impl_GetContainer,
 205     IDirect3DVolume8Impl_GetDesc,
 206     IDirect3DVolume8Impl_LockBox,
 207     IDirect3DVolume8Impl_UnlockBox
 208 };
 209
 210
 211 HRESULT WINAPI IDirect3DVolume8Impl_CleanDirtyBox(LPDIRECT3DVOLUME8 iface) {
 212   IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 213   This->Dirty = FALSE;
 214   This->lockedBox.Left   = This->myDesc.Width;
 215   This->lockedBox.Top    = This->myDesc.Height;
 216   This->lockedBox.Front  = This->myDesc.Depth;
 217   This->lockedBox.Right  = 0;
 218   This->lockedBox.Bottom = 0;
 219   This->lockedBox.Back   = 0;
 220   return D3D_OK;
 221 }
 222
 223 /**
 224  * Raphael:
 225  *   very stupid way to handle multiple dirty box but it works :)
 226  */
 227 HRESULT WINAPI IDirect3DVolume8Impl_AddDirtyBox(LPDIRECT3DVOLUME8 iface, CONST D3DBOX* pDirtyBox) {
 228   IDirect3DVolume8Impl *This = (IDirect3DVolume8Impl *)iface;
 229   This->Dirty = TRUE;
 230    if (NULL != pDirtyBox) {
 231     This->lockedBox.Left   = min(This->lockedBox.Left,   pDirtyBox->Left);
 232     This->lockedBox.Top    = min(This->lockedBox.Top,    pDirtyBox->Top);
 233     This->lockedBox.Front  = min(This->lockedBox.Front,  pDirtyBox->Front);
 234     This->lockedBox.Right  = max(This->lockedBox.Right,  pDirtyBox->Right);
 235     This->lockedBox.Bottom = max(This->lockedBox.Bottom, pDirtyBox->Bottom);
 236     This->lockedBox.Back   = max(This->lockedBox.Back,   pDirtyBox->Back);
 237   } else {
 238     This->lockedBox.Left   = 0;
 239     This->lockedBox.Top    = 0;
 240     This->lockedBox.Front  = 0;
 241     This->lockedBox.Right  = This->myDesc.Width;
 242     This->lockedBox.Bottom = This->myDesc.Height;
 243     This->lockedBox.Back   = This->myDesc.Depth;
 244   }
 245   return D3D_OK;
 246 }