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