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 static const struct
  28 {
  29     enum wined3d_format_id format;
  30     unsigned int component_count;
  31     unsigned int component_size;
  32 }
  33 d3d_dtype_lookup[] =
  34 {
  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
  54 static inline IDirect3DVertexDeclaration9Impl *impl_from_IDirect3DVertexDeclaration9(IDirect3DVertexDeclaration9 *iface)
  55 {
  56     return CONTAINING_RECORD(iface, IDirect3DVertexDeclaration9Impl, IDirect3DVertexDeclaration9_iface);
  57 }
  58
  59 HRESULT vdecl_convert_fvf(
  60     DWORD fvf,
  61     D3DVERTEXELEMENT9** ppVertexElements) {
  62
  63     unsigned int idx, idx2;
  64     unsigned int offset;
  65     BOOL has_pos = (fvf & D3DFVF_POSITION_MASK) != 0;
  66     BOOL has_blend = (fvf & D3DFVF_XYZB5) > D3DFVF_XYZRHW;
  67     BOOL has_blend_idx = has_blend &&
  68        (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB5) ||
  69         (fvf & D3DFVF_LASTBETA_D3DCOLOR) ||
  70         (fvf & D3DFVF_LASTBETA_UBYTE4));
  71     BOOL has_normal = (fvf & D3DFVF_NORMAL) != 0;
  72     BOOL has_psize = (fvf & D3DFVF_PSIZE) != 0;
  73
  74     BOOL has_diffuse = (fvf & D3DFVF_DIFFUSE) != 0;
  75     BOOL has_specular = (fvf & D3DFVF_SPECULAR) !=0;
  76
  77     DWORD num_textures = (fvf & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT;
  78     DWORD texcoords = (fvf & 0xFFFF0000) >> 16;
  79
  80     D3DVERTEXELEMENT9 end_element = D3DDECL_END();
  81     D3DVERTEXELEMENT9 *elements = NULL;
  82
  83     unsigned int size;
  84     DWORD num_blends = 1 + (((fvf & D3DFVF_XYZB5) - D3DFVF_XYZB1) >> 1);
  85     if (has_blend_idx) num_blends--;
  86
  87     /* Compute declaration size */
  88     size = has_pos + (has_blend && num_blends > 0) + has_blend_idx + has_normal +
  89            has_psize + has_diffuse + has_specular + num_textures + 1;
  90
  91     /* convert the declaration */
  92     elements = HeapAlloc(GetProcessHeap(), 0, size * sizeof(D3DVERTEXELEMENT9));
  93     if (!elements) return D3DERR_OUTOFVIDEOMEMORY;
  94
  95     elements[size-1] = end_element;
  96     idx = 0;
  97     if (has_pos) {
  98         if (!has_blend && (fvf & D3DFVF_XYZRHW)) {
  99             elements[idx].Type = D3DDECLTYPE_FLOAT4;
 100             elements[idx].Usage = D3DDECLUSAGE_POSITIONT;
 101         }
 102         else if (!has_blend && (fvf & D3DFVF_XYZW) == D3DFVF_XYZW) {
 103             elements[idx].Type = D3DDECLTYPE_FLOAT4;
 104             elements[idx].Usage = D3DDECLUSAGE_POSITION;
 105         }
 106         else {
 107             elements[idx].Type = D3DDECLTYPE_FLOAT3;
 108             elements[idx].Usage = D3DDECLUSAGE_POSITION;
 109         }
 110         elements[idx].UsageIndex = 0;
 111         idx++;
 112     }
 113     if (has_blend && (num_blends > 0)) {
 114         if (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR))
 115             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 116         else {
 117             switch(num_blends) {
 118                 case 1: elements[idx].Type = D3DDECLTYPE_FLOAT1; break;
 119                 case 2: elements[idx].Type = D3DDECLTYPE_FLOAT2; break;
 120                 case 3: elements[idx].Type = D3DDECLTYPE_FLOAT3; break;
 121                 case 4: elements[idx].Type = D3DDECLTYPE_FLOAT4; break;
 122                 default:
 123                     ERR("Unexpected amount of blend values: %u\n", num_blends);
 124             }
 125         }
 126         elements[idx].Usage = D3DDECLUSAGE_BLENDWEIGHT;
 127         elements[idx].UsageIndex = 0;
 128         idx++;
 129     }
 130     if (has_blend_idx) {
 131         if (fvf & D3DFVF_LASTBETA_UBYTE4 ||
 132             (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR)))
 133             elements[idx].Type = D3DDECLTYPE_UBYTE4;
 134         else if (fvf & D3DFVF_LASTBETA_D3DCOLOR)
 135             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 136         else
 137             elements[idx].Type = D3DDECLTYPE_FLOAT1;
 138         elements[idx].Usage = D3DDECLUSAGE_BLENDINDICES;
 139         elements[idx].UsageIndex = 0;
 140         idx++;
 141     }
 142     if (has_normal) {
 143         elements[idx].Type = D3DDECLTYPE_FLOAT3;
 144         elements[idx].Usage = D3DDECLUSAGE_NORMAL;
 145         elements[idx].UsageIndex = 0;
 146         idx++;
 147     }
 148     if (has_psize) {
 149         elements[idx].Type = D3DDECLTYPE_FLOAT1;
 150         elements[idx].Usage = D3DDECLUSAGE_PSIZE;
 151         elements[idx].UsageIndex = 0;
 152         idx++;
 153     }
 154     if (has_diffuse) {
 155         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 156         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 157         elements[idx].UsageIndex = 0;
 158         idx++;
 159     }
 160     if (has_specular) {
 161         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
 162         elements[idx].Usage = D3DDECLUSAGE_COLOR;
 163         elements[idx].UsageIndex = 1;
 164         idx++;
 165     }
 166     for (idx2 = 0; idx2 < num_textures; idx2++) {
 167         unsigned int numcoords = (texcoords >> (idx2*2)) & 0x03;
 168         switch (numcoords) {
 169             case D3DFVF_TEXTUREFORMAT1:
 170                 elements[idx].Type = D3DDECLTYPE_FLOAT1;
 171                 break;
 172             case D3DFVF_TEXTUREFORMAT2:
 173                 elements[idx].Type = D3DDECLTYPE_FLOAT2;
 174                 break;
 175             case D3DFVF_TEXTUREFORMAT3:
 176                 elements[idx].Type = D3DDECLTYPE_FLOAT3;
 177                 break;
 178             case D3DFVF_TEXTUREFORMAT4:
 179                 elements[idx].Type = D3DDECLTYPE_FLOAT4;
 180                 break;
 181         }
 182         elements[idx].Usage = D3DDECLUSAGE_TEXCOORD;
 183         elements[idx].UsageIndex = idx2;
 184         idx++;
 185     }
 186
 187     /* Now compute offsets, and initialize the rest of the fields */
 188     for (idx = 0, offset = 0; idx < size-1; idx++) {
 189         elements[idx].Stream = 0;
 190         elements[idx].Method = D3DDECLMETHOD_DEFAULT;
 191         elements[idx].Offset = offset;
 192         offset += d3d_dtype_lookup[elements[idx].Type].component_count
 193                 * d3d_dtype_lookup[elements[idx].Type].component_size;
 194     }
 195
 196     *ppVertexElements = elements;
 197     return D3D_OK;
 198 }
 199
 200 /* IDirect3DVertexDeclaration9 IUnknown parts follow: */
 201 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_QueryInterface(IDirect3DVertexDeclaration9 *iface,
 202         REFIID riid, void **out)
 203 {
 204     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
 205
 206     if (IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration9)
 207             || IsEqualGUID(riid, &IID_IUnknown))
 208     {
 209         IDirect3DVertexDeclaration9_AddRef(iface);
 210         *out = iface;
 211         return S_OK;
 212     }
 213
 214     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 215
 216     *out = NULL;
 217     return E_NOINTERFACE;
 218 }
 219
 220 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_AddRef(IDirect3DVertexDeclaration9 *iface)
 221 {
 222     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 223     ULONG ref = InterlockedIncrement(&declaration->ref);
 224
 225     TRACE("%p increasing refcount to %u.\n", iface, ref);
 226
 227     if (ref == 1)
 228     {
 229         IDirect3DDevice9Ex_AddRef(declaration->parentDevice);
 230         wined3d_mutex_lock();
 231         wined3d_vertex_declaration_incref(declaration->wineD3DVertexDeclaration);
 232         wined3d_mutex_unlock();
 233     }
 234
 235     return ref;
 236 }
 237
 238 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_Release(IDirect3DVertexDeclaration9 *iface)
 239 {
 240     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 241     ULONG ref = InterlockedDecrement(&declaration->ref);
 242
 243     TRACE("%p decreasing refcount to %u.\n", iface, ref);
 244
 245     if (!ref)
 246     {
 247         IDirect3DDevice9Ex *parentDevice = declaration->parentDevice;
 248         wined3d_mutex_lock();
 249         wined3d_vertex_declaration_decref(declaration->wineD3DVertexDeclaration);
 250         wined3d_mutex_unlock();
 251
 252         /* Release the device last, as it may cause the device to be destroyed. */
 253         IDirect3DDevice9Ex_Release(parentDevice);
 254     }
 255     return ref;
 256 }
 257
 258 /* IDirect3DVertexDeclaration9 Interface follow: */
 259 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDevice(IDirect3DVertexDeclaration9 *iface,
 260         IDirect3DDevice9 **device)
 261 {
 262     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 263
 264     TRACE("iface %p, device %p.\n", iface, device);
 265
 266     *device = (IDirect3DDevice9 *)declaration->parentDevice;
 267     IDirect3DDevice9_AddRef(*device);
 268
 269     TRACE("Returning device %p.\n", *device);
 270
 271     return D3D_OK;
 272 }
 273
 274 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDeclaration(IDirect3DVertexDeclaration9 *iface,
 275         D3DVERTEXELEMENT9 *elements, UINT *element_count)
 276 {
 277     IDirect3DVertexDeclaration9Impl *declaration = impl_from_IDirect3DVertexDeclaration9(iface);
 278
 279     TRACE("iface %p, elements %p, element_count %p.\n", iface, elements, element_count);
 280
 281     *element_count = declaration->element_count;
 282
 283     /* Passing a NULL elements is used to just retrieve the number of elements */
 284     if (!elements)
 285         return D3D_OK;
 286
 287     TRACE("Copying %p to %p.\n", declaration->elements, elements);
 288     memcpy(elements, declaration->elements, sizeof(*declaration->elements) * declaration->element_count);
 289
 290     return D3D_OK;
 291 }
 292
 293 static const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl =
 294 {
 295     /* IUnknown */
 296     IDirect3DVertexDeclaration9Impl_QueryInterface,
 297     IDirect3DVertexDeclaration9Impl_AddRef,
 298     IDirect3DVertexDeclaration9Impl_Release,
 299     /* IDirect3DVertexDeclaration9 */
 300     IDirect3DVertexDeclaration9Impl_GetDevice,
 301     IDirect3DVertexDeclaration9Impl_GetDeclaration
 302 };
 303
 304 IDirect3DVertexDeclaration9Impl *unsafe_impl_from_IDirect3DVertexDeclaration9(IDirect3DVertexDeclaration9 *iface)
 305 {
 306     if (!iface)
 307         return NULL;
 308     assert(iface->lpVtbl == &Direct3DVertexDeclaration9_Vtbl);
 309     return CONTAINING_RECORD(iface, IDirect3DVertexDeclaration9Impl, IDirect3DVertexDeclaration9_iface);
 310 }
 311
 312 static void STDMETHODCALLTYPE d3d9_vertexdeclaration_wined3d_object_destroyed(void *parent)
 313 {
 314     IDirect3DVertexDeclaration9Impl *declaration = parent;
 315     HeapFree(GetProcessHeap(), 0, declaration->elements);
 316     HeapFree(GetProcessHeap(), 0, declaration);
 317 }
 318
 319 static const struct wined3d_parent_ops d3d9_vertexdeclaration_wined3d_parent_ops =
 320 {
 321     d3d9_vertexdeclaration_wined3d_object_destroyed,
 322 };
 323
 324 static HRESULT convert_to_wined3d_declaration(const D3DVERTEXELEMENT9 *d3d9_elements,
 325         struct wined3d_vertex_element **wined3d_elements, UINT *element_count)
 326 {
 327     const D3DVERTEXELEMENT9* element;
 328     UINT count = 1;
 329     UINT i;
 330
 331     TRACE("d3d9_elements %p, wined3d_elements %p\n", d3d9_elements, wined3d_elements);
 332
 333     element = d3d9_elements;
 334     while (element++->Stream != 0xff && count++ < 128);
 335
 336     if (count == 128) return E_FAIL;
 337
 338     /* Skip the END element */
 339     --count;
 340
 341     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, count * sizeof(**wined3d_elements));
 342     if (!*wined3d_elements) {
 343         FIXME("Memory allocation failed\n");
 344         return D3DERR_OUTOFVIDEOMEMORY;
 345     }
 346
 347     for (i = 0; i < count; ++i)
 348     {
 349         if (d3d9_elements[i].Type >= (sizeof(d3d_dtype_lookup) / sizeof(*d3d_dtype_lookup)))
 350         {
 351             WARN("Invalid element type %#x.\n", d3d9_elements[i].Type);
 352             HeapFree(GetProcessHeap(), 0, *wined3d_elements);
 353             return E_FAIL;
 354         }
 355         (*wined3d_elements)[i].format = d3d_dtype_lookup[d3d9_elements[i].Type].format;
 356         (*wined3d_elements)[i].input_slot = d3d9_elements[i].Stream;
 357         (*wined3d_elements)[i].offset = d3d9_elements[i].Offset;
 358         (*wined3d_elements)[i].output_slot = ~0U;
 359         (*wined3d_elements)[i].method = d3d9_elements[i].Method;
 360         (*wined3d_elements)[i].usage = d3d9_elements[i].Usage;
 361         (*wined3d_elements)[i].usage_idx = d3d9_elements[i].UsageIndex;
 362     }
 363
 364     *element_count = count;
 365
 366     return D3D_OK;
 367 }
 368
 369 static HRESULT vertexdeclaration_init(IDirect3DVertexDeclaration9Impl *declaration,
 370         struct d3d9_device *device, const D3DVERTEXELEMENT9 *elements)
 371 {
 372     struct wined3d_vertex_element *wined3d_elements;
 373     UINT wined3d_element_count;
 374     UINT element_count;
 375     HRESULT hr;
 376
 377     hr = convert_to_wined3d_declaration(elements, &wined3d_elements, &wined3d_element_count);
 378     if (FAILED(hr))
 379     {
 380         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 381         return hr;
 382     }
 383
 384     declaration->IDirect3DVertexDeclaration9_iface.lpVtbl = &Direct3DVertexDeclaration9_Vtbl;
 385     declaration->ref = 1;
 386
 387     element_count = wined3d_element_count + 1;
 388     declaration->elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(*declaration->elements));
 389     if (!declaration->elements)
 390     {
 391         HeapFree(GetProcessHeap(), 0, wined3d_elements);
 392         ERR("Failed to allocate vertex declaration elements memory.\n");
 393         return D3DERR_OUTOFVIDEOMEMORY;
 394     }
 395     memcpy(declaration->elements, elements, element_count * sizeof(*elements));
 396     declaration->element_count = element_count;
 397
 398     wined3d_mutex_lock();
 399     hr = wined3d_vertex_declaration_create(device->wined3d_device, wined3d_elements, wined3d_element_count,
 400             declaration, &d3d9_vertexdeclaration_wined3d_parent_ops, &declaration->wineD3DVertexDeclaration);
 401     wined3d_mutex_unlock();
 402     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 403     if (FAILED(hr))
 404     {
 405         HeapFree(GetProcessHeap(), 0, declaration->elements);
 406         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 407         return hr;
 408     }
 409
 410     declaration->parentDevice = &device->IDirect3DDevice9Ex_iface;
 411     IDirect3DDevice9Ex_AddRef(declaration->parentDevice);
 412
 413     return D3D_OK;
 414 }
 415
 416 HRESULT d3d9_vertex_declaration_create(struct d3d9_device *device,
 417         const D3DVERTEXELEMENT9 *elements, IDirect3DVertexDeclaration9Impl **declaration)
 418 {
 419     IDirect3DVertexDeclaration9Impl *object;
 420     HRESULT hr;
 421
 422     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
 423     if (!object)
 424     {
 425         ERR("Failed to allocate vertex declaration memory.\n");
 426         return E_OUTOFMEMORY;
 427     }
 428
 429     hr = vertexdeclaration_init(object, device, elements);
 430     if (FAILED(hr))
 431     {
 432         WARN("Failed to initialize vertex declaration, hr %#x.\n", hr);
 433         HeapFree(GetProcessHeap(), 0, object);
 434         return hr;
 435     }
 436
 437     TRACE("Created vertex declaration %p.\n", object);
 438     *declaration = object;
 439
 440     return D3D_OK;
 441 }