git.oblomov.eu Git - wine/blob - 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     enum wined3d_format_id format;
  30     int         size;
  31     int         typesize;
  32 } D3DDECLTYPE_INFO;
  33
  34 static D3DDECLTYPE_INFO const d3d_dtype_lookup[D3DDECLTYPE_UNUSED] = {
  35    {D3DDECLTYPE_FLOAT1,    WINED3DFMT_R32_FLOAT,          1, sizeof(float)},
  36    {D3DDECLTYPE_FLOAT2,    WINED3DFMT_R32G32_FLOAT,       2, sizeof(float)},
  37    {D3DDECLTYPE_FLOAT3,    WINED3DFMT_R32G32B32_FLOAT,    3, sizeof(float)},
  38    {D3DDECLTYPE_FLOAT4,    WINED3DFMT_R32G32B32A32_FLOAT, 4, sizeof(float)},
  39    {D3DDECLTYPE_D3DCOLOR,  WINED3DFMT_B8G8R8A8_UNORM,     4, sizeof(BYTE)},
  40    {D3DDECLTYPE_UBYTE4,    WINED3DFMT_R8G8B8A8_UINT,      4, sizeof(BYTE)},
  41    {D3DDECLTYPE_SHORT2,    WINED3DFMT_R16G16_SINT,        2, sizeof(short int)},
  42    {D3DDECLTYPE_SHORT4,    WINED3DFMT_R16G16B16A16_SINT,  4, sizeof(short int)},
  43    {D3DDECLTYPE_UBYTE4N,   WINED3DFMT_R8G8B8A8_UNORM,     4, sizeof(BYTE)},
  44    {D3DDECLTYPE_SHORT2N,   WINED3DFMT_R16G16_SNORM,       2, sizeof(short int)},
  45    {D3DDECLTYPE_SHORT4N,   WINED3DFMT_R16G16B16A16_SNORM, 4, sizeof(short int)},
  46    {D3DDECLTYPE_USHORT2N,  WINED3DFMT_R16G16_UNORM,       2, sizeof(short int)},
  47    {D3DDECLTYPE_USHORT4N,  WINED3DFMT_R16G16B16A16_UNORM, 4, sizeof(short int)},
  48    {D3DDECLTYPE_UDEC3,     WINED3DFMT_R10G10B10A2_UINT,   3, sizeof(short int)},
  49    {D3DDECLTYPE_DEC3N,     WINED3DFMT_R10G10B10A2_SNORM,  3, sizeof(short int)},
  50    {D3DDECLTYPE_FLOAT16_2, WINED3DFMT_R16G16_FLOAT,       2, sizeof(short int)},
  51    {D3DDECLTYPE_FLOAT16_4, WINED3DFMT_R16G16B16A16_FLOAT, 4, sizeof(short int)}};
  52
  53 #define D3D_DECL_SIZE(type)          d3d_dtype_lookup[type].size
  54 #define D3D_DECL_TYPESIZE(type)      d3d_dtype_lookup[type].typesize
  55
  56 static inline IDirect3DVertexDeclaration9Impl *impl_from_IDirect3DVertexDeclaration9(IDirect3DVertexDeclaration9 *iface)
  57 {
  58     return CONTAINING_RECORD(iface, IDirect3DVertexDeclaration9Impl, IDirect3DVertexDeclaration9_iface);
  59 }
  60
  61 HRESULT vdecl_convert_fvf(
  62     DWORD fvf,
  63     D3DVERTEXELEMENT9** ppVertexElements) {
  64
  65     unsigned int idx, idx2;
  66     unsigned int offset;
  67     BOOL has_pos = (fvf & D3DFVF_POSITION_MASK) != 0;
  68     BOOL has_blend = (fvf & D3DFVF_XYZB5) > D3DFVF_XYZRHW;
  69     BOOL has_blend_idx = has_blend &&
  70        (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB5) ||
  71         (fvf & D3DFVF_LASTBETA_D3DCOLOR) ||
  72         (fvf & D3DFVF_LASTBETA_UBYTE4));
  73     BOOL has_normal = (fvf & D3DFVF_NORMAL) != 0;
  74     BOOL has_psize = (fvf & D3DFVF_PSIZE) != 0;
  75
  76     BOOL has_diffuse = (fvf & D3DFVF_DIFFUSE) != 0;
  77     BOOL has_specular = (fvf & D3DFVF_SPECULAR) !=0;
  78
  79     DWORD num_textures = (fvf & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT;
  80     DWORD texcoords = (fvf & 0xFFFF0000) >> 16;
  81
  82     D3DVERTEXELEMENT9 end_element = D3DDECL_END();
  83     D3DVERTEXELEMENT9 *elements = NULL;
  84
  85     unsigned int size;
  86     DWORD num_blends = 1 + (((fvf & D3DFVF_XYZB5) - D3DFVF_XYZB1) >> 1);
  87     if (has_blend_idx) num_blends--;
  88
  89     /* Compute declaration size */
  90     size = has_pos + (has_blend && num_blends > 0) + has_blend_idx + has_normal +
  91            has_psize + has_diffuse + has_specular + num_textures + 1;
  92
  93     /* convert the declaration */
  94     elements = HeapAlloc(GetProcessHeap(), 0, size * sizeof(D3DVERTEXELEMENT9));
  95     if (!elements) return D3DERR_OUTOFVIDEOMEMORY;
  96
  97     elements[size-1] = end_element;
  98     idx = 0;
  99     if (has_pos) {
 100         if (!has_blend && (fvf & D3DFVF_XYZRHW)) {
 101             elements[idx].Type = D3DDECLTYPE_FLOAT4;
 102             elements[idx].Usage = D3DDECLUSAGE_POSITIONT;
 103         }
 104         else if (!has_blend && (fvf & D3DFVF_XYZW) == D3DFVF_XYZW) {
 105             elements[idx].Type = D3DDECLTYPE_FLOAT4;
 106             elements[idx].Usage = D3DDECLUSAGE_POSITION;
 107         }
 108         else {
 109             elements[idx].Type = D3DDECLTYPE_FLOAT3;
 110             elements[idx].Usage = D3DDECLUSAGE_POSITION;
 111         }
 112         elements[idx].UsageIndex = 0;
 113         idx++;
 114     }
 115     if (has_blend && (num_blends > 0)) {
 116         if (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR))
 117             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 118         else {
 119             switch(num_blends) {
 120                 case 1: elements[idx].Type = D3DDECLTYPE_FLOAT1; break;
 121                 case 2: elements[idx].Type = D3DDECLTYPE_FLOAT2; break;
 122                 case 3: elements[idx].Type = D3DDECLTYPE_FLOAT3; break;
 123                 case 4: elements[idx].Type = D3DDECLTYPE_FLOAT4; break;
 124                 default:
 125                     ERR("Unexpected amount of blend values: %u\n", num_blends);
 126             }
 127         }
 128         elements[idx].Usage = D3DDECLUSAGE_BLENDWEIGHT;
 129         elements[idx].UsageIndex = 0;
 130         idx++;
 131     }
 132     if (has_blend_idx) {
 133         if (fvf & D3DFVF_LASTBETA_UBYTE4 ||
 134             (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR)))
 135             elements[idx].Type = D3DDECLTYPE_UBYTE4;
 136         else if (fvf & D3DFVF_LASTBETA_D3DCOLOR)
 137             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 138         else
 139             elements[idx].Type = D3DDECLTYPE_FLOAT1;
 140         elements[idx].Usage = D3DDECLUSAGE_BLENDINDICES;
 141         elements[idx].UsageIndex = 0;
 142         idx++;
 143     }
 144     if (has_normal) {
 145         elements[idx].Type = D3DDECLTYPE_FLOAT3;
 146         elements[idx].Usage = D3DDECLUSAGE_NORMAL;
 147         elements[idx].UsageIndex = 0;
 148         idx++;
 149     }
 150     if (has_psize) {
 151         elements[idx].Type = D3DDECLTYPE_FLOAT1;
 152         elements[idx].Usage = D3DDECLUSAGE_PSIZE;
 153         elements[idx].UsageIndex = 0;
 154         idx++;
 155     }
 156     if (has_diffuse) {
 157         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 158         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 159         elements[idx].UsageIndex = 0;
 160         idx++;
 161     }
 162     if (has_specular) {
 163         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 164         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 165         elements[idx].UsageIndex = 1;
 166         idx++;
 167     }
 168     for (idx2 = 0; idx2 < num_textures; idx2++) {
 169         unsigned int numcoords = (texcoords >> (idx2*2)) & 0x03;
 170         switch (numcoords) {
 171             case D3DFVF_TEXTUREFORMAT1:
 172                 elements[idx].Type = D3DDECLTYPE_FLOAT1;
 173                 break;
 174             case D3DFVF_TEXTUREFORMAT2:
 175                 elements[idx].Type = D3DDECLTYPE_FLOAT2;
 176                 break;
 177             case D3DFVF_TEXTUREFORMAT3:
 178                 elements[idx].Type = D3DDECLTYPE_FLOAT3;
 179                 break;
 180             case D3DFVF_TEXTUREFORMAT4:
 181                 elements[idx].Type = D3DDECLTYPE_FLOAT4;
 182                 break;
 183         }
 184         elements[idx].Usage = D3DDECLUSAGE_TEXCOORD;
 185         elements[idx].UsageIndex = idx2;
 186         idx++;
 187     }
 188
 189     /* Now compute offsets, and initialize the rest of the fields */
 190     for (idx = 0, offset = 0; idx < size-1; idx++) {
 191         elements[idx].Stream = 0;
 192         elements[idx].Method = D3DDECLMETHOD_DEFAULT;
 193         elements[idx].Offset = offset;
 194         offset += D3D_DECL_SIZE(elements[idx].Type) * D3D_DECL_TYPESIZE(elements[idx].Type);
 195     }
 196
 197     *ppVertexElements = elements;
 198     return D3D_OK;
 199 }
 200
 201 /* IDirect3DVertexDeclaration9 IUnknown parts follow: */
 202 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_QueryInterface(IDirect3DVertexDeclaration9 *iface,
 203         REFIID riid, void **out)
 204 {
 205     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 206
 207     if (IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration9)
 208             || IsEqualGUID(riid, &IID_IUnknown))
 209     {
 210         IDirect3DVertexDeclaration9_AddRef(iface);
 211         *out = iface;
 212         return S_OK;
 213     }
 214
 215     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 216
 217     *out = NULL;
 218     return E_NOINTERFACE;
 219 }
 220
 221 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_AddRef(IDirect3DVertexDeclaration9 *iface)
 222 {
 223     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 224     ULONG ref = InterlockedIncrement(&declaration->ref);
 225
 226     TRACE("%p increasing refcount to %u.\n", iface, ref);
 227
 228     if (ref == 1)
 229     {
 230         IDirect3DDevice9Ex_AddRef(declaration->parentDevice);
 231         wined3d_mutex_lock();
 232         wined3d_vertex_declaration_incref(declaration->wineD3DVertexDeclaration);
 233         wined3d_mutex_unlock();
 234     }
 235
 236     return ref;
 237 }
 238
 239 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_Release(IDirect3DVertexDeclaration9 *iface)
 240 {
 241     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 242     ULONG ref = InterlockedDecrement(&declaration->ref);
 243
 244     TRACE("%p decreasing refcount to %u.\n", iface, ref);
 245
 246     if (!ref)
 247     {
 248         IDirect3DDevice9Ex *parentDevice = declaration->parentDevice;
 249         wined3d_mutex_lock();
 250         wined3d_vertex_declaration_decref(declaration->wineD3DVertexDeclaration);
 251         wined3d_mutex_unlock();
 252
 253         /* Release the device last, as it may cause the device to be destroyed. */
 254         IDirect3DDevice9Ex_Release(parentDevice);
 255     }
 256     return ref;
 257 }
 258
 259 /* IDirect3DVertexDeclaration9 Interface follow: */
 260 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDevice(IDirect3DVertexDeclaration9 *iface,
 261         IDirect3DDevice9 **device)
 262 {
 263     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 264
 265     TRACE("iface %p, device %p.\n", iface, device);
 266
 267     *device = (IDirect3DDevice9 *)declaration->parentDevice;
 268     IDirect3DDevice9_AddRef(*device);
 269
 270     TRACE("Returning device %p.\n", *device);
 271
 272     return D3D_OK;
 273 }
 274
 275 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDeclaration(IDirect3DVertexDeclaration9 *iface,
 276         D3DVERTEXELEMENT9 *elements, UINT *element_count)
 277 {
 278     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 279
 280     TRACE("iface %p, elements %p, element_count %p.\n", iface, elements, element_count);
 281
 282     *element_count = declaration->element_count;
 283
 284     /* Passing a NULL elements is used to just retrieve the number of elements */
 285     if (!elements)
 286         return D3D_OK;
 287
 288     TRACE("Copying %p to %p.\n", declaration->elements, elements);
 289     memcpy(elements, declaration->elements, sizeof(*declaration->elements) * declaration->element_count);
 290
 291     return D3D_OK;
 292 }
 293
 294 static const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl =
 295 {
 296     /* IUnknown */
 297     IDirect3DVertexDeclaration9Impl_QueryInterface,
 298     IDirect3DVertexDeclaration9Impl_AddRef,
 299     IDirect3DVertexDeclaration9Impl_Release,
 300     /* IDirect3DVertexDeclaration9 */
 301     IDirect3DVertexDeclaration9Impl_GetDevice,
 302     IDirect3DVertexDeclaration9Impl_GetDeclaration
 303 };
 304
 305 IDirect3DVertexDeclaration9Impl *unsafe_impl_from_IDirect3DVertexDeclaration9(IDirect3DVertexDeclaration9 *iface)
 306 {
 307     if (!iface)
 308         return NULL;
 309     assert(iface->lpVtbl == &Direct3DVertexDeclaration9_Vtbl);
 310     return CONTAINING_RECORD(iface, IDirect3DVertexDeclaration9Impl, IDirect3DVertexDeclaration9_iface);
 311 }
 312
 313 static void STDMETHODCALLTYPE d3d9_vertexdeclaration_wined3d_object_destroyed(void *parent)
 314 {
 315     IDirect3DVertexDeclaration9Impl *declaration = parent;
 316     HeapFree(GetProcessHeap(), 0, declaration->elements);
 317     HeapFree(GetProcessHeap(), 0, declaration);
 318 }
 319
 320 static const struct wined3d_parent_ops d3d9_vertexdeclaration_wined3d_parent_ops =
 321 {
 322     d3d9_vertexdeclaration_wined3d_object_destroyed,
 323 };
 324
 325 static HRESULT convert_to_wined3d_declaration(const D3DVERTEXELEMENT9 *d3d9_elements,
 326         struct wined3d_vertex_element **wined3d_elements, UINT *element_count)
 327 {
 328     const D3DVERTEXELEMENT9* element;
 329     UINT count = 1;
 330     UINT i;
 331
 332     TRACE("d3d9_elements %p, wined3d_elements %p\n", d3d9_elements, wined3d_elements);
 333
 334     element = d3d9_elements;
 335     while (element++->Stream != 0xff && count++ < 128);
 336
 337     if (count == 128) return E_FAIL;
 338
 339     /* Skip the END element */
 340     --count;
 341
 342     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, count * sizeof(**wined3d_elements));
 343     if (!*wined3d_elements) {
 344         FIXME("Memory allocation failed\n");
 345         return D3DERR_OUTOFVIDEOMEMORY;
 346     }
 347
 348     for (i = 0; i < count; ++i)
 349     {
 350         if (d3d9_elements[i].Type >= (sizeof(d3d_dtype_lookup) / sizeof(*d3d_dtype_lookup)))
 351         {
 352             WARN("Invalid element type %#x.\n", d3d9_elements[i].Type);
 353             HeapFree(GetProcessHeap(), 0, *wined3d_elements);
 354             return E_FAIL;
 355         }
 356         (*wined3d_elements)[i].format = d3d_dtype_lookup[d3d9_elements[i].Type].format;
 357         (*wined3d_elements)[i].input_slot = d3d9_elements[i].Stream;
 358         (*wined3d_elements)[i].offset = d3d9_elements[i].Offset;
 359         (*wined3d_elements)[i].output_slot = ~0U;
 360         (*wined3d_elements)[i].method = d3d9_elements[i].Method;
 361         (*wined3d_elements)[i].usage = d3d9_elements[i].Usage;
 362         (*wined3d_elements)[i].usage_idx = d3d9_elements[i].UsageIndex;
 363     }
 364
 365     *element_count = count;
 366
 367     return D3D_OK;
 368 }
 369
 370 static HRESULT vertexdeclaration_init(IDirect3DVertexDeclaration9Impl *declaration,
 371         IDirect3DDevice9Impl *device, const D3DVERTEXELEMENT9 *elements)
 372 {
 373     struct wined3d_vertex_element *wined3d_elements;
 374     UINT wined3d_element_count;
 375     UINT element_count;
 376     HRESULT hr;
 377
 378     hr = convert_to_wined3d_declaration(elements, &wined3d_elements, &wined3d_element_count);
 379     if (FAILED(hr))
 380     {
 381         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 382         return hr;
 383     }
 384
 385     declaration->IDirect3DVertexDeclaration9_iface.lpVtbl = &Direct3DVertexDeclaration9_Vtbl;
 386     declaration->ref = 1;
 387
 388     element_count = wined3d_element_count + 1;
 389     declaration->elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(*declaration->elements));
 390     if (!declaration->elements)
 391     {
 392         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 393         ERR("Failed to allocate vertex declaration elements memory.\n");
 394         return D3DERR_OUTOFVIDEOMEMORY;
 395     }
 396     memcpy(declaration->elements, elements, element_count * sizeof(*elements));
 397     declaration->element_count = element_count;
 398
 399     wined3d_mutex_lock();
 400     hr = wined3d_vertex_declaration_create(device->wined3d_device, wined3d_elements, wined3d_element_count,
 401             declaration, &d3d9_vertexdeclaration_wined3d_parent_ops, &declaration->wineD3DVertexDeclaration);
 402     wined3d_mutex_unlock();
 403     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 404     if (FAILED(hr))
 405     {
 406         HeapFree(GetProcessHeap(), 0, declaration->elements);
 407         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 408         return hr;
 409     }
 410
 411     declaration->parentDevice = &device->IDirect3DDevice9Ex_iface;
 412     IDirect3DDevice9Ex_AddRef(declaration->parentDevice);
 413
 414     return D3D_OK;
 415 }
 416
 417 HRESULT d3d9_vertex_declaration_create(IDirect3DDevice9Impl *device,
 418         const D3DVERTEXELEMENT9 *elements, IDirect3DVertexDeclaration9Impl **declaration)
 419 {
 420     IDirect3DVertexDeclaration9Impl *object;
 421     HRESULT hr;
 422
 423     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
 424     if (!object)
 425     {
 426         ERR("Failed to allocate vertex declaration memory.\n");
 427         return E_OUTOFMEMORY;
 428     }
 429
 430     hr = vertexdeclaration_init(object, device, elements);
 431     if (FAILED(hr))
 432     {
 433         WARN("Failed to initialize vertex declaration, hr %#x.\n", hr);
 434         HeapFree(GetProcessHeap(), 0, object);
 435         return hr;
 436     }
 437
 438     TRACE("Created vertex declaration %p.\n", object);
 439     *declaration = object;
 440
 441     return D3D_OK;
 442 }