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
  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 & 0xFFFF0000) >> 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     elements[size-1] = end_element;
  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             switch(num_blends) {
 111                 case 1: elements[idx].Type = D3DDECLTYPE_FLOAT1; break;
 112                 case 2: elements[idx].Type = D3DDECLTYPE_FLOAT2; break;
 113                 case 3: elements[idx].Type = D3DDECLTYPE_FLOAT3; break;
 114                 case 4: elements[idx].Type = D3DDECLTYPE_FLOAT4; break;
 115                 default:
 116                     ERR("Unexpected amount of blend values: %u\n", num_blends);
 117             }
 118         }
 119         elements[idx].Usage = D3DDECLUSAGE_BLENDWEIGHT;
 120         elements[idx].UsageIndex = 0;
 121         idx++;
 122     }
 123     if (has_blend_idx) {
 124         if (fvf & D3DFVF_LASTBETA_UBYTE4 ||
 125             (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR)))
 126             elements[idx].Type = D3DDECLTYPE_UBYTE4;
 127         else if (fvf & D3DFVF_LASTBETA_D3DCOLOR)
 128             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 129         else
 130             elements[idx].Type = D3DDECLTYPE_FLOAT1;
 131         elements[idx].Usage = D3DDECLUSAGE_BLENDINDICES;
 132         elements[idx].UsageIndex = 0;
 133         idx++;
 134     }
 135     if (has_normal) {
 136         elements[idx].Type = D3DDECLTYPE_FLOAT3;
 137         elements[idx].Usage = D3DDECLUSAGE_NORMAL;
 138         elements[idx].UsageIndex = 0;
 139         idx++;
 140     }
 141     if (has_psize) {
 142         elements[idx].Type = D3DDECLTYPE_FLOAT1;
 143         elements[idx].Usage = D3DDECLUSAGE_PSIZE;
 144         elements[idx].UsageIndex = 0;
 145         idx++;
 146     }
 147     if (has_diffuse) {
 148         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 149         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 150         elements[idx].UsageIndex = 0;
 151         idx++;
 152     }
 153     if (has_specular) {
 154         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 155         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 156         elements[idx].UsageIndex = 1;
 157         idx++;
 158     }
 159     for (idx2 = 0; idx2 < num_textures; idx2++) {
 160         unsigned int numcoords = (texcoords >> (idx2*2)) & 0x03;
 161         switch (numcoords) {
 162             case D3DFVF_TEXTUREFORMAT1:
 163                 elements[idx].Type = D3DDECLTYPE_FLOAT1;
 164                 break;
 165             case D3DFVF_TEXTUREFORMAT2:
 166                 elements[idx].Type = D3DDECLTYPE_FLOAT2;
 167                 break;
 168             case D3DFVF_TEXTUREFORMAT3:
 169                 elements[idx].Type = D3DDECLTYPE_FLOAT3;
 170                 break;
 171             case D3DFVF_TEXTUREFORMAT4:
 172                 elements[idx].Type = D3DDECLTYPE_FLOAT4;
 173                 break;
 174         }
 175         elements[idx].Usage = D3DDECLUSAGE_TEXCOORD;
 176         elements[idx].UsageIndex = idx2;
 177         idx++;
 178     }
 179
 180     /* Now compute offsets, and initialize the rest of the fields */
 181     for (idx = 0, offset = 0; idx < size-1; idx++) {
 182         elements[idx].Stream = 0;
 183         elements[idx].Method = D3DDECLMETHOD_DEFAULT;
 184         elements[idx].Offset = offset;
 185         offset += D3D_DECL_SIZE(elements[idx].Type) * D3D_DECL_TYPESIZE(elements[idx].Type);
 186     }
 187
 188     *ppVertexElements = elements;
 189     return D3D_OK;
 190 }
 191
 192 /* IDirect3DVertexDeclaration9 IUnknown parts follow: */
 193 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_QueryInterface(LPDIRECT3DVERTEXDECLARATION9 iface, REFIID riid, LPVOID* ppobj) {
 194     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 195
 196     if (IsEqualGUID(riid, &IID_IUnknown)
 197         || IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration9)) {
 198         IDirect3DVertexDeclaration9_AddRef(iface);
 199         *ppobj = This;
 200         return S_OK;
 201     }
 202
 203     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
 204     *ppobj = NULL;
 205     return E_NOINTERFACE;
 206 }
 207
 208 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_AddRef(LPDIRECT3DVERTEXDECLARATION9 iface) {
 209     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 210     ULONG ref = InterlockedIncrement(&This->ref);
 211
 212     TRACE("(%p) : AddRef from %d\n", This, ref - 1);
 213
 214     if(ref == 1) {
 215         IDirect3DDevice9Ex_AddRef(This->parentDevice);
 216     }
 217
 218     return ref;
 219 }
 220
 221 void IDirect3DVertexDeclaration9Impl_Destroy(LPDIRECT3DVERTEXDECLARATION9 iface) {
 222     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 223
 224     if(This->ref != 0) {
 225         /* Should not happen unless wine has a bug or the application releases references it does not own */
 226         ERR("Destroying vdecl with ref != 0\n");
 227     }
 228     EnterCriticalSection(&d3d9_cs);
 229     IWineD3DVertexDeclaration_Release(This->wineD3DVertexDeclaration);
 230     LeaveCriticalSection(&d3d9_cs);
 231     HeapFree(GetProcessHeap(), 0, This->elements);
 232     HeapFree(GetProcessHeap(), 0, This);
 233 }
 234
 235 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_Release(LPDIRECT3DVERTEXDECLARATION9 iface) {
 236     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 237     ULONG ref = InterlockedDecrement(&This->ref);
 238
 239     TRACE("(%p) : ReleaseRef to %d\n", This, ref);
 240
 241     if (ref == 0) {
 242         IDirect3DDevice9Ex *parentDevice = This->parentDevice;
 243
 244         if(!This->convFVF) {
 245             IDirect3DVertexDeclaration9Impl_Release(iface);
 246         }
 247         IDirect3DDevice9Ex_Release(parentDevice);
 248     }
 249     return ref;
 250 }
 251
 252 /* IDirect3DVertexDeclaration9 Interface follow: */
 253 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDevice(LPDIRECT3DVERTEXDECLARATION9 iface, IDirect3DDevice9** ppDevice) {
 254     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 255     IWineD3DDevice *myDevice = NULL;
 256     HRESULT hr = D3D_OK;
 257
 258     TRACE("(%p) : Relay\n", iface);
 259
 260     EnterCriticalSection(&d3d9_cs);
 261     hr = IWineD3DVertexDeclaration_GetDevice(This->wineD3DVertexDeclaration, &myDevice);
 262     if (hr == D3D_OK && myDevice != NULL) {
 263         hr = IWineD3DDevice_GetParent(myDevice, (IUnknown **)ppDevice);
 264         IWineD3DDevice_Release(myDevice);
 265     }
 266     LeaveCriticalSection(&d3d9_cs);
 267     return hr;
 268 }
 269
 270 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDeclaration(LPDIRECT3DVERTEXDECLARATION9 iface, D3DVERTEXELEMENT9* pDecl, UINT* pNumElements) {
 271     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
 272
 273     TRACE("(%p) : pDecl %p, pNumElements %p)\n", This, pDecl, pNumElements);
 274
 275     *pNumElements = This->element_count;
 276
 277     /* Passing a NULL pDecl is used to just retrieve the number of elements */
 278     if (!pDecl) {
 279         TRACE("NULL pDecl passed. Returning D3D_OK.\n");
 280         return D3D_OK;
 281     }
 282
 283     TRACE("Copying %p to %p\n", This->elements, pDecl);
 284     CopyMemory(pDecl, This->elements, This->element_count * sizeof(D3DVERTEXELEMENT9));
 285
 286     return D3D_OK;
 287 }
 288
 289 static const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl =
 290 {
 291     /* IUnknown */
 292     IDirect3DVertexDeclaration9Impl_QueryInterface,
 293     IDirect3DVertexDeclaration9Impl_AddRef,
 294     IDirect3DVertexDeclaration9Impl_Release,
 295     /* IDirect3DVertexDeclaration9 */
 296     IDirect3DVertexDeclaration9Impl_GetDevice,
 297     IDirect3DVertexDeclaration9Impl_GetDeclaration
 298 };
 299
 300 static UINT convert_to_wined3d_declaration(const D3DVERTEXELEMENT9* d3d9_elements, WINED3DVERTEXELEMENT **wined3d_elements) {
 301     const D3DVERTEXELEMENT9* element;
 302     UINT element_count = 1;
 303     UINT i;
 304
 305     TRACE("d3d9_elements %p, wined3d_elements %p\n", d3d9_elements, wined3d_elements);
 306
 307     element = d3d9_elements;
 308     while (element++->Stream != 0xff && element_count++ < 128);
 309
 310     if (element_count == 128) {
 311         return 0;
 312     }
 313
 314     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(WINED3DVERTEXELEMENT));
 315     if (!*wined3d_elements) {
 316         FIXME("Memory allocation failed\n");
 317         return 0;
 318     }
 319
 320     for (i = 0; i < element_count; ++i) {
 321         CopyMemory(*wined3d_elements + i, d3d9_elements + i, sizeof(D3DVERTEXELEMENT9));
 322         (*wined3d_elements)[i].Reg = -1;
 323     }
 324
 325     return element_count;
 326 }
 327
 328 /* IDirect3DDevice9 IDirect3DVertexDeclaration9 Methods follow: */
 329 HRESULT  WINAPI  IDirect3DDevice9Impl_CreateVertexDeclaration(LPDIRECT3DDEVICE9EX iface, CONST D3DVERTEXELEMENT9* pVertexElements, IDirect3DVertexDeclaration9** ppDecl) {
 330
 331     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
 332     IDirect3DVertexDeclaration9Impl *object = NULL;
 333     WINED3DVERTEXELEMENT* wined3d_elements;
 334     UINT element_count;
 335     HRESULT hr = D3D_OK;
 336
 337     TRACE("(%p) : Relay\n", iface);
 338     if (NULL == ppDecl) {
 339         WARN("(%p) : Caller passed NULL As ppDecl, returning D3DERR_INVALIDCALL\n",This);
 340         return D3DERR_INVALIDCALL;
 341     }
 342
 343     element_count = convert_to_wined3d_declaration(pVertexElements, &wined3d_elements);
 344     if (!element_count) {
 345         FIXME("(%p) : Error parsing vertex declaration\n", This);
 346         return D3DERR_INVALIDCALL;
 347     }
 348
 349     /* Allocate the storage for the device */
 350     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DVertexDeclaration9Impl));
 351     if (NULL == object) {
 352         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 353         FIXME("Allocation of memory failed, returning D3DERR_OUTOFVIDEOMEMORY\n");
 354         return D3DERR_OUTOFVIDEOMEMORY;
 355     }
 356
 357     object->lpVtbl = &Direct3DVertexDeclaration9_Vtbl;
 358     object->ref = 0;
 359
 360     object->elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(D3DVERTEXELEMENT9));
 361     if (!object->elements) {
 362         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 363         HeapFree(GetProcessHeap(), 0, object);
 364         ERR("Memory allocation failed\n");
 365         return D3DERR_OUTOFVIDEOMEMORY;
 366     }
 367     CopyMemory(object->elements, pVertexElements, element_count * sizeof(D3DVERTEXELEMENT9));
 368     object->element_count = element_count;
 369
 370     EnterCriticalSection(&d3d9_cs);
 371     hr = IWineD3DDevice_CreateVertexDeclaration(This->WineD3DDevice, &object->wineD3DVertexDeclaration, (IUnknown *)object, wined3d_elements, element_count);
 372     LeaveCriticalSection(&d3d9_cs);
 373
 374     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 375
 376     if (FAILED(hr)) {
 377
 378         /* free up object */
 379         WARN("(%p) call to IWineD3DDevice_CreateVertexDeclaration failed\n", This);
 380         HeapFree(GetProcessHeap(), 0, object->elements);
 381         HeapFree(GetProcessHeap(), 0, object);
 382     } else {
 383         object->parentDevice = iface;
 384         *ppDecl = (LPDIRECT3DVERTEXDECLARATION9) object;
 385         IDirect3DVertexDeclaration9_AddRef(*ppDecl);
 386          TRACE("(%p) : Created vertex declaration %p\n", This, object);
 387     }
 388     return hr;
 389 }
 390
 391 HRESULT  WINAPI  IDirect3DDevice9Impl_SetVertexDeclaration(LPDIRECT3DDEVICE9EX iface, IDirect3DVertexDeclaration9* pDecl) {
 392     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
 393     IDirect3DVertexDeclaration9Impl *pDeclImpl = (IDirect3DVertexDeclaration9Impl *)pDecl;
 394     HRESULT hr = D3D_OK;
 395
 396     TRACE("(%p) : Relay\n", iface);
 397
 398     EnterCriticalSection(&d3d9_cs);
 399     hr = IWineD3DDevice_SetVertexDeclaration(This->WineD3DDevice, pDeclImpl == NULL ? NULL : pDeclImpl->wineD3DVertexDeclaration);
 400     LeaveCriticalSection(&d3d9_cs);
 401     return hr;
 402 }
 403
 404 HRESULT  WINAPI  IDirect3DDevice9Impl_GetVertexDeclaration(LPDIRECT3DDEVICE9EX iface, IDirect3DVertexDeclaration9** ppDecl) {
 405     IDirect3DDevice9Impl* This = (IDirect3DDevice9Impl*) iface;
 406     IWineD3DVertexDeclaration* pTest = NULL;
 407     HRESULT hr = D3D_OK;
 408
 409     TRACE("(%p) : Relay+\n", iface);
 410
 411     if (NULL == ppDecl) {
 412       return D3DERR_INVALIDCALL;
 413     }
 414
 415     *ppDecl = NULL;
 416     EnterCriticalSection(&d3d9_cs);
 417     hr = IWineD3DDevice_GetVertexDeclaration(This->WineD3DDevice, &pTest);
 418     if (hr == D3D_OK && NULL != pTest) {
 419         IWineD3DVertexDeclaration_GetParent(pTest, (IUnknown **)ppDecl);
 420         IWineD3DVertexDeclaration_Release(pTest);
 421     } else {
 422         *ppDecl = NULL;
 423     }
 424     LeaveCriticalSection(&d3d9_cs);
 425     TRACE("(%p) : returning %p\n", This, *ppDecl);
 426     return hr;
 427 }