dll/directx/wine/d3d9/vertexdeclaration.c

   1 /*
   2  * IDirect3DVertexDeclaration9 implementation
   3  *
   4  * Copyright 2002-2003 Raphael Junqueira
   5  *                     Jason Edmeades
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "d3d9_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3d9);
  26
  27 typedef struct _D3DDECLTYPE_INFO {
  28     D3DDECLTYPE d3dType;
  29     int         size;
  30     int         typesize;
  31 } D3DDECLTYPE_INFO;
  32
  33 static D3DDECLTYPE_INFO const d3d_dtype_lookup[D3DDECLTYPE_UNUSED] = {
  34    {D3DDECLTYPE_FLOAT1,    1, sizeof(float)},
  35    {D3DDECLTYPE_FLOAT2,    2, sizeof(float)},
  36    {D3DDECLTYPE_FLOAT3,    3, sizeof(float)},
  37    {D3DDECLTYPE_FLOAT4,    4, sizeof(float)},
  38    {D3DDECLTYPE_D3DCOLOR,  4, sizeof(BYTE)},
  39    {D3DDECLTYPE_UBYTE4,    4, sizeof(BYTE)},
  40    {D3DDECLTYPE_SHORT2,    2, sizeof(short int)},
  41    {D3DDECLTYPE_SHORT4,    4, sizeof(short int)},
  42    {D3DDECLTYPE_UBYTE4N,   4, sizeof(BYTE)},
  43    {D3DDECLTYPE_SHORT2N,   2, sizeof(short int)},
  44    {D3DDECLTYPE_SHORT4N,   4, sizeof(short int)},
  45    {D3DDECLTYPE_USHORT2N,  2, sizeof(short int)},
  46    {D3DDECLTYPE_USHORT4N,  4, sizeof(short int)},
  47    {D3DDECLTYPE_UDEC3,     3, sizeof(short int)},
  48    {D3DDECLTYPE_DEC3N,     3, sizeof(short int)},
  49    {D3DDECLTYPE_FLOAT16_2, 2, sizeof(short int)},
  50    {D3DDECLTYPE_FLOAT16_4, 4, sizeof(short int)}};
  51
  52 #define D3D_DECL_SIZE(type)          d3d_dtype_lookup[type].size
  53 #define D3D_DECL_TYPESIZE(type)      d3d_dtype_lookup[type].typesize
  54
  55 HRESULT vdecl_convert_fvf(
  56     DWORD fvf,
  57     D3DVERTEXELEMENT9** ppVertexElements) {
  58
  59     unsigned int idx, idx2;
  60     unsigned int offset;
  61     BOOL has_pos = (fvf & D3DFVF_POSITION_MASK) != 0;
  62     BOOL has_blend = (fvf & D3DFVF_XYZB5) > D3DFVF_XYZRHW;
  63     BOOL has_blend_idx = has_blend &&
  64        (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB5) ||
  65         (fvf & D3DFVF_LASTBETA_D3DCOLOR) ||
  66         (fvf & D3DFVF_LASTBETA_UBYTE4));
  67     BOOL has_normal = (fvf & D3DFVF_NORMAL) != 0;
  68     BOOL has_psize = (fvf & D3DFVF_PSIZE) != 0;
  69
  70     BOOL has_diffuse = (fvf & D3DFVF_DIFFUSE) != 0;
  71     BOOL has_specular = (fvf & D3DFVF_SPECULAR) !=0;
  72
  73     DWORD num_textures = (fvf & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT;
  74     DWORD texcoords = (fvf & 0x00FF0000) >> 16;
  75
  76     D3DVERTEXELEMENT9 end_element = D3DDECL_END();
  77     D3DVERTEXELEMENT9 *elements = NULL;
  78
  79     unsigned int size;
  80     DWORD num_blends = 1 + (((fvf & D3DFVF_XYZB5) - D3DFVF_XYZB1) >> 1);
  81     if (has_blend_idx) num_blends--;
  82
  83     /* Compute declaration size */
  84     size = has_pos + (has_blend && num_blends > 0) + has_blend_idx + has_normal +
  85            has_psize + has_diffuse + has_specular + num_textures + 1;
  86
  87     /* convert the declaration */
  88     elements = HeapAlloc(GetProcessHeap(), 0, size * sizeof(D3DVERTEXELEMENT9));
  89     if (!elements)
  90         return D3DERR_OUTOFVIDEOMEMORY;
  91
  92     memcpy(&elements[size-1], &end_element, sizeof(D3DVERTEXELEMENT9));
  93     idx = 0;
  94     if (has_pos) {
  95         if (!has_blend && (fvf & D3DFVF_XYZRHW)) {
  96             elements[idx].Type = D3DDECLTYPE_FLOAT4;
  97             elements[idx].Usage = D3DDECLUSAGE_POSITIONT;
  98         }
  99         else {
 100             elements[idx].Type = D3DDECLTYPE_FLOAT3;
 101             elements[idx].Usage = D3DDECLUSAGE_POSITION;
 102         }
 103         elements[idx].UsageIndex = 0;
 104         idx++;
 105     }
 106     if (has_blend && (num_blends > 0)) {
 107         if (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR))
 108             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 109         else
 110             elements[idx].Type = D3DDECLTYPE_FLOAT1 + num_blends - 1;
 111         elements[idx].Usage = D3DDECLUSAGE_BLENDWEIGHT;
 112         elements[idx].UsageIndex = 0;
 113         idx++;
 114     }
 115     if (has_blend_idx) {
 116         if (fvf & D3DFVF_LASTBETA_UBYTE4 ||
 117             (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR)))
 118             elements[idx].Type = D3DDECLTYPE_UBYTE4;
 119         else if (fvf & D3DFVF_LASTBETA_D3DCOLOR)
 120             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 121         else
 122             elements[idx].Type = D3DDECLTYPE_FLOAT1;
 123         elements[idx].Usage = D3DDECLUSAGE_BLENDINDICES;
 124         elements[idx].UsageIndex = 0;
 125         idx++;
 126     }
 127     if (has_normal) {
 128         elements[idx].Type = D3DDECLTYPE_FLOAT3;
 129         elements[idx].Usage = D3DDECLUSAGE_NORMAL;
 130         elements[idx].UsageIndex = 0;
 131         idx++;
 132     }
 133     if (has_psize) {
 134         elements[idx].Type = D3DDECLTYPE_FLOAT1;
 135         elements[idx].Usage = D3DDECLUSAGE_PSIZE;
 136         elements[idx].UsageIndex = 0;
 137         idx++;
 138     }
 139     if (has_diffuse) {
 140         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 141         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 142         elements[idx].UsageIndex = 0;
 143         idx++;
 144     }
 145     if (has_specular) {
 146         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 147         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 148         elements[idx].UsageIndex = 1;
 149         idx++;
 150     }
 151     for (idx2 = 0; idx2 < num_textures; idx2++) {
 152         unsigned int numcoords = (texcoords >> (idx2*2)) & 0x03;
 153         switch (numcoords) {
 154             case D3DFVF_TEXTUREFORMAT1:
 155                 elements[idx].Type = D3DDECLTYPE_FLOAT1;
 156                 break;
 157             case D3DFVF_TEXTUREFORMAT2:
 158                 elements[idx].Type = D3DDECLTYPE_FLOAT2;
 159                 break;
 160             case D3DFVF_TEXTUREFORMAT3:
 161                 elements[idx].Type = D3DDECLTYPE_FLOAT3;
 162                 break;
 163             case D3DFVF_TEXTUREFORMAT4:
 164                 elements[idx].Type = D3DDECLTYPE_FLOAT4;
 165                 break;
 166         }
 167         elements[idx].Usage = D3DDECLUSAGE_TEXCOORD;
 168         elements[idx].UsageIndex = idx2;
 169         idx++;
 170     }
 171
 172     /* Now compute offsets, and initialize the rest of the fields */
 173     for (idx = 0, offset = 0; idx < size-1; idx++) {
 174         elements[idx].Stream = 0;
 175         elements[idx].Method = D3DDECLMETHOD_DEFAULT;
 176         elements[idx].Offset = offset;
 177         offset += D3D_DECL_SIZE(elements[idx].Type) * D3D_DECL_TYPESIZE(elements[idx].Type);
 178     }
 179
 180     *ppVertexElements = elements;
 181     return D3D_OK;
 182 }
 183
 184 /* IDirect3DVertexDeclaration9 IUnknown parts follow: */
 185 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_QueryInterface(LPDIRECT3DVERTEXDECLARATION9 iface, REFIID riid, LPVOID* ppobj) {
 186     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 187
 188     if (IsEqualGUID(riid, &IID_IUnknown)
 189         || IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration9)) {
 190         IUnknown_AddRef(iface);
 191         *ppobj = This;
 192         return S_OK;
 193     }
 194
 195     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
 196     *ppobj = NULL;
 197     return E_NOINTERFACE;
 198 }
 199
 200 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_AddRef(LPDIRECT3DVERTEXDECLARATION9 iface) {
 201     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 202     ULONG ref = InterlockedIncrement(&This->ref);
 203
 204     TRACE("(%p) : AddRef from %d\n", This, ref - 1);
 205
 206     if(ref == 1) {
 207         IUnknown_AddRef(This->parentDevice);
 208     }
 209
 210     return ref;
 211 }
 212
 213 void IDirect3DVertexDeclaration9Impl_Destroy(LPDIRECT3DVERTEXDECLARATION9 iface) {
 214     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 215
 216     if(This->ref != 0) {
 217         /* Should not happen unless wine has a bug or the application releases references it does not own */
 218         ERR("Destroying vdecl with ref != 0\n");
 219     }
 220     EnterCriticalSection(&d3d9_cs);
 221     IWineD3DVertexDeclaration_Release(This->wineD3DVertexDeclaration);
 222     LeaveCriticalSection(&d3d9_cs);
 223     HeapFree(GetProcessHeap(), 0, This->elements);
 224     HeapFree(GetProcessHeap(), 0, This);
 225 }
 226
 227 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_Release(LPDIRECT3DVERTEXDECLARATION9 iface) {
 228     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 229     ULONG ref = InterlockedDecrement(&This->ref);
 230
 231     TRACE("(%p) : ReleaseRef to %d\n", This, ref);
 232
 233     if (ref == 0) {
 234         IDirect3DDevice9 *parentDevice = This->parentDevice;
 235
 236         if(!This->convFVF) {
 237             IDirect3DVertexDeclaration9Impl_Release(iface);
 238         }
 239         IUnknown_Release(parentDevice);
 240     }
 241     return ref;
 242 }
 243
 244 /* IDirect3DVertexDeclaration9 Interface follow: */
 245 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDevice(LPDIRECT3DVERTEXDECLARATION9 iface, IDirect3DDevice9** ppDevice) {
 246     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 247     IWineD3DDevice *myDevice = NULL;
 248     HRESULT hr = D3D_OK;
 249
 250     TRACE("(%p) : Relay\n", iface);
 251
 252     EnterCriticalSection(&d3d9_cs);
 253     hr = IWineD3DVertexDeclaration_GetDevice(This->wineD3DVertexDeclaration, &myDevice);
 254     if (hr == D3D_OK && myDevice != NULL) {
 255         hr = IWineD3DDevice_GetParent(myDevice, (IUnknown **)ppDevice);
 256         IWineD3DDevice_Release(myDevice);
 257     }
 258     LeaveCriticalSection(&d3d9_cs);
 259     return hr;
 260 }
 261
 262 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDeclaration(LPDIRECT3DVERTEXDECLARATION9 iface, D3DVERTEXELEMENT9* pDecl, UINT* pNumElements) {
 263     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 264
 265     TRACE("(%p) : pDecl %p, pNumElements %p)\n", This, pDecl, pNumElements);
 266
 267     *pNumElements = This->element_count;
 268
 269     /* Passing a NULL pDecl is used to just retrieve the number of elements */
 270     if (!pDecl) {
 271         TRACE("NULL pDecl passed. Returning D3D_OK.\n");
 272         return D3D_OK;
 273     }
 274
 275     TRACE("Copying %p to %p\n", This->elements, pDecl);
 276     CopyMemory(pDecl, This->elements, This->element_count * sizeof(D3DVERTEXELEMENT9));
 277
 278     return D3D_OK;
 279 }
 280
 281 static const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl =
 282 {
 283     /* IUnknown */
 284     IDirect3DVertexDeclaration9Impl_QueryInterface,
 285     IDirect3DVertexDeclaration9Impl_AddRef,
 286     IDirect3DVertexDeclaration9Impl_Release,
 287     /* IDirect3DVertexDeclaration9 */
 288     IDirect3DVertexDeclaration9Impl_GetDevice,
 289     IDirect3DVertexDeclaration9Impl_GetDeclaration
 290 };
 291
 292 static size_t convert_to_wined3d_declaration(const D3DVERTEXELEMENT9* d3d9_elements, WINED3DVERTEXELEMENT **wined3d_elements) {
 293     const D3DVERTEXELEMENT9* element;
 294     size_t element_count = 1;
 295     size_t i;
 296
 297     TRACE("d3d9_elements %p, wined3d_elements %p\n", d3d9_elements, wined3d_elements);
 298
 299     element = d3d9_elements;
 300     while (element++->Stream != 0xff && element_count++ < 128);
 301
 302     if (element_count == 128) {
 303         return 0;
 304     }
 305
 306     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(WINED3DVERTEXELEMENT));
 307     if (!*wined3d_elements) {
 308         FIXME("Memory allocation failed\n");
 309         return 0;
 310     }
 311
 312     for (i = 0; i < element_count; ++i) {
 313         CopyMemory(*wined3d_elements + i, d3d9_elements + i, sizeof(D3DVERTEXELEMENT9));
 314         (*wined3d_elements)[i].Reg = -1;
 315     }
 316
 317     return element_count;
 318 }
 319
 320 /* IDirect3DDevice9 IDirect3DVertexDeclaration9 Methods follow: */
 321 HRESULT  WINAPI  IDirect3DDevice9Impl_CreateVertexDeclaration(LPDIRECT3DDEVICE9 iface, CONST D3DVERTEXELEMENT9* pVertexElements, IDirect3DVertexDeclaration9** ppDecl) {
 322
 323     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
 324     IDirect3DVertexDeclaration9Impl *object = NULL;
 325     WINED3DVERTEXELEMENT* wined3d_elements;
 326     size_t element_count;
 327     HRESULT hr = D3D_OK;
 328
 329     TRACE("(%p) : Relay\n", iface);
 330     if (NULL == ppDecl) {
 331         WARN("(%p) : Caller passed NULL As ppDecl, returning D3DERR_INVALIDCALL\n",This);
 332         return D3DERR_INVALIDCALL;
 333     }
 334
 335     element_count = convert_to_wined3d_declaration(pVertexElements, &wined3d_elements);
 336     if (!element_count) {
 337         FIXME("(%p) : Error parsing vertex declaration\n", This);
 338         return D3DERR_INVALIDCALL;
 339     }
 340
 341     /* Allocate the storage for the device */
 342     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DVertexDeclaration9Impl));
 343     if (NULL == object) {
 344         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 345         FIXME("Allocation of memory failed, returning D3DERR_OUTOFVIDEOMEMORY\n");
 346         return D3DERR_OUTOFVIDEOMEMORY;
 347     }
 348
 349     object->lpVtbl = &Direct3DVertexDeclaration9_Vtbl;
 350     object->ref = 0;
 351
 352     object->elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(D3DVERTEXELEMENT9));
 353     if (!object->elements) {
 354         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 355         HeapFree(GetProcessHeap(), 0, object);
 356         ERR("Memory allocation failed\n");
 357         return D3DERR_OUTOFVIDEOMEMORY;
 358     }
 359     CopyMemory(object->elements, pVertexElements, element_count * sizeof(D3DVERTEXELEMENT9));
 360     object->element_count = element_count;
 361
 362     EnterCriticalSection(&d3d9_cs);
 363     hr = IWineD3DDevice_CreateVertexDeclaration(This->WineD3DDevice, &object->wineD3DVertexDeclaration, (IUnknown *)object, wined3d_elements, element_count);
 364     LeaveCriticalSection(&d3d9_cs);
 365
 366     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 367
 368     if (FAILED(hr)) {
 369
 370         /* free up object */
 371         FIXME("(%p) call to IWineD3DDevice_CreateVertexDeclaration failed\n", This);
 372         HeapFree(GetProcessHeap(), 0, object->elements);
 373         HeapFree(GetProcessHeap(), 0, object);
 374     } else {
 375         object->parentDevice = iface;
 376         *ppDecl = (LPDIRECT3DVERTEXDECLARATION9) object;
 377         IUnknown_AddRef(*ppDecl);
 378          TRACE("(%p) : Created vertex declaration %p\n", This, object);
 379     }
 380     return hr;
 381 }
 382
 383 HRESULT  WINAPI  IDirect3DDevice9Impl_SetVertexDeclaration(LPDIRECT3DDEVICE9 iface, IDirect3DVertexDeclaration9* pDecl) {
 384     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
 385     IDirect3DVertexDeclaration9Impl *pDeclImpl = (IDirect3DVertexDeclaration9Impl *)pDecl;
 386     HRESULT hr = D3D_OK;
 387
 388     TRACE("(%p) : Relay\n", iface);
 389
 390     EnterCriticalSection(&d3d9_cs);
 391     hr = IWineD3DDevice_SetVertexDeclaration(This->WineD3DDevice, pDeclImpl == NULL ? NULL : pDeclImpl->wineD3DVertexDeclaration);
 392     LeaveCriticalSection(&d3d9_cs);
 393     return hr;
 394 }
 395
 396 HRESULT  WINAPI  IDirect3DDevice9Impl_GetVertexDeclaration(LPDIRECT3DDEVICE9 iface, IDirect3DVertexDeclaration9** ppDecl) {
 397     IDirect3DDevice9Impl* This = (IDirect3DDevice9Impl*) iface;
 398     IWineD3DVertexDeclaration* pTest = NULL;
 399     HRESULT hr = D3D_OK;
 400
 401     TRACE("(%p) : Relay+\n", iface);
 402
 403     if (NULL == ppDecl) {
 404       return D3DERR_INVALIDCALL;
 405     }
 406
 407     *ppDecl = NULL;
 408     EnterCriticalSection(&d3d9_cs);
 409     hr = IWineD3DDevice_GetVertexDeclaration(This->WineD3DDevice, &pTest);
 410     if (hr == D3D_OK && NULL != pTest) {
 411         IWineD3DVertexDeclaration_GetParent(pTest, (IUnknown **)ppDecl);
 412         IWineD3DVertexDeclaration_Release(pTest);
 413     } else {
 414         *ppDecl = NULL;
 415     }
 416     LeaveCriticalSection(&d3d9_cs);
 417     TRACE("(%p) : returning %p\n", This, *ppDecl);
 418     return hr;
 419 }