dlls/d3d8/vertexdeclaration.c

   1 /*
   2  * IDirect3DVertexDeclaration8 implementation
   3  *
   4  * Copyright 2007 Henri Verbeet
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 /* IDirect3DVertexDeclaration8 is internal to our implementation.
  22  * It's not visible in the API. */
  23
  24 #include "config.h"
  25 #include "d3d8_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3d8);
  28
  29 /* IUnknown */
  30 static HRESULT WINAPI IDirect3DVertexDeclaration8Impl_QueryInterface(IDirect3DVertexDeclaration8 *iface, REFIID riid, void **obj_ptr)
  31 {
  32     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), obj_ptr);
  33
  34     if (IsEqualGUID(riid, &IID_IUnknown)
  35             || IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration8))
  36     {
  37         IUnknown_AddRef(iface);
  38         *obj_ptr = iface;
  39         return S_OK;
  40     }
  41
  42     *obj_ptr = NULL;
  43     return E_NOINTERFACE;
  44 }
  45
  46 static ULONG WINAPI IDirect3DVertexDeclaration8Impl_AddRef(IDirect3DVertexDeclaration8 *iface)
  47 {
  48     IDirect3DVertexDeclaration8Impl *This = (IDirect3DVertexDeclaration8Impl *)iface;
  49
  50     ULONG ref_count = InterlockedIncrement(&This->ref_count);
  51     TRACE("(%p) : AddRef increasing to %d\n", This, ref_count);
  52
  53     return ref_count;
  54 }
  55
  56 static ULONG WINAPI IDirect3DVertexDeclaration8Impl_Release(IDirect3DVertexDeclaration8 *iface)
  57 {
  58     IDirect3DVertexDeclaration8Impl *This = (IDirect3DVertexDeclaration8Impl *)iface;
  59
  60     ULONG ref_count = InterlockedDecrement(&This->ref_count);
  61     TRACE("(%p) : Releasing to %d\n", This, ref_count);
  62
  63     if (!ref_count) {
  64         IWineD3DVertexDeclaration_Release(This->wined3d_vertex_declaration);
  65         HeapFree(GetProcessHeap(), 0, This->elements);
  66         HeapFree(GetProcessHeap(), 0, This);
  67     }
  68
  69     return ref_count;
  70 }
  71
  72 static const char *debug_d3dvsdt_type(D3DVSDT_TYPE d3dvsdt_type)
  73 {
  74     switch (d3dvsdt_type)
  75     {
  76 #define D3DVSDT_TYPE_TO_STR(u) case u: return #u
  77         D3DVSDT_TYPE_TO_STR(D3DVSDT_FLOAT1);
  78         D3DVSDT_TYPE_TO_STR(D3DVSDT_FLOAT2);
  79         D3DVSDT_TYPE_TO_STR(D3DVSDT_FLOAT3);
  80         D3DVSDT_TYPE_TO_STR(D3DVSDT_FLOAT4);
  81         D3DVSDT_TYPE_TO_STR(D3DVSDT_D3DCOLOR);
  82         D3DVSDT_TYPE_TO_STR(D3DVSDT_UBYTE4);
  83         D3DVSDT_TYPE_TO_STR(D3DVSDT_SHORT2);
  84         D3DVSDT_TYPE_TO_STR(D3DVSDT_SHORT4);
  85 #undef D3DVSDT_TYPE_TO_STR
  86         default:
  87             FIXME("Unrecognized D3DVSDT_TYPE %#x\n", d3dvsdt_type);
  88             return "unrecognized";
  89     }
  90 }
  91
  92 static const char *debug_d3dvsde_register(D3DVSDE_REGISTER d3dvsde_register)
  93 {
  94     switch (d3dvsde_register)
  95     {
  96 #define D3DVSDE_REGISTER_TO_STR(u) case u: return #u
  97         D3DVSDE_REGISTER_TO_STR(D3DVSDE_POSITION);
  98         D3DVSDE_REGISTER_TO_STR(D3DVSDE_BLENDWEIGHT);
  99         D3DVSDE_REGISTER_TO_STR(D3DVSDE_BLENDINDICES);
 100         D3DVSDE_REGISTER_TO_STR(D3DVSDE_NORMAL);
 101         D3DVSDE_REGISTER_TO_STR(D3DVSDE_PSIZE);
 102         D3DVSDE_REGISTER_TO_STR(D3DVSDE_DIFFUSE);
 103         D3DVSDE_REGISTER_TO_STR(D3DVSDE_SPECULAR);
 104         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD0);
 105         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD1);
 106         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD2);
 107         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD3);
 108         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD4);
 109         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD5);
 110         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD6);
 111         D3DVSDE_REGISTER_TO_STR(D3DVSDE_TEXCOORD7);
 112         D3DVSDE_REGISTER_TO_STR(D3DVSDE_POSITION2);
 113         D3DVSDE_REGISTER_TO_STR(D3DVSDE_NORMAL2);
 114 #undef D3DVSDE_REGISTER_TO_STR
 115         default:
 116             FIXME("Unrecognized D3DVSDE_REGISTER %#x\n", d3dvsde_register);
 117             return "unrecognized";
 118     }
 119 }
 120
 121 size_t parse_token(const DWORD* pToken)
 122 {
 123     const DWORD token = *pToken;
 124     size_t tokenlen = 1;
 125
 126     switch ((token & D3DVSD_TOKENTYPEMASK) >> D3DVSD_TOKENTYPESHIFT) { /* maybe a macro to inverse ... */
 127         case D3DVSD_TOKEN_NOP:
 128             TRACE(" 0x%08x NOP()\n", token);
 129             break;
 130
 131         case D3DVSD_TOKEN_STREAM:
 132             if (token & D3DVSD_STREAMTESSMASK)
 133             {
 134                 TRACE(" 0x%08x STREAM_TESS()\n", token);
 135             } else {
 136                 TRACE(" 0x%08x STREAM(%u)\n", token, ((token & D3DVSD_STREAMNUMBERMASK) >> D3DVSD_STREAMNUMBERSHIFT));
 137             }
 138             break;
 139
 140         case D3DVSD_TOKEN_STREAMDATA:
 141             if (token & 0x10000000)
 142             {
 143                 TRACE(" 0x%08x SKIP(%u)\n", token, ((token & D3DVSD_SKIPCOUNTMASK) >> D3DVSD_SKIPCOUNTSHIFT));
 144             } else {
 145                 DWORD type = ((token & D3DVSD_DATATYPEMASK)  >> D3DVSD_DATATYPESHIFT);
 146                 DWORD reg = ((token & D3DVSD_VERTEXREGMASK) >> D3DVSD_VERTEXREGSHIFT);
 147                 TRACE(" 0x%08x REG(%s, %s)\n", token, debug_d3dvsde_register(reg), debug_d3dvsdt_type(type));
 148             }
 149             break;
 150
 151         case D3DVSD_TOKEN_TESSELLATOR:
 152             if (token & 0x10000000)
 153             {
 154                 DWORD type = ((token & D3DVSD_DATATYPEMASK)  >> D3DVSD_DATATYPESHIFT);
 155                 DWORD reg = ((token & D3DVSD_VERTEXREGMASK) >> D3DVSD_VERTEXREGSHIFT);
 156                 TRACE(" 0x%08x TESSUV(%s) as %s\n", token, debug_d3dvsde_register(reg), debug_d3dvsdt_type(type));
 157             } else {
 158                 DWORD type = ((token & D3DVSD_DATATYPEMASK)    >> D3DVSD_DATATYPESHIFT);
 159                 DWORD regout = ((token & D3DVSD_VERTEXREGMASK)   >> D3DVSD_VERTEXREGSHIFT);
 160                 DWORD regin = ((token & D3DVSD_VERTEXREGINMASK) >> D3DVSD_VERTEXREGINSHIFT);
 161                 TRACE(" 0x%08x TESSNORMAL(%s, %s) as %s\n", token, debug_d3dvsde_register(regin),
 162                         debug_d3dvsde_register(regout), debug_d3dvsdt_type(type));
 163             }
 164             break;
 165
 166         case D3DVSD_TOKEN_CONSTMEM:
 167             {
 168                 DWORD count = ((token & D3DVSD_CONSTCOUNTMASK)   >> D3DVSD_CONSTCOUNTSHIFT);
 169                 tokenlen = (4 * count) + 1;
 170             }
 171             break;
 172
 173         case D3DVSD_TOKEN_EXT:
 174             {
 175                 DWORD count = ((token & D3DVSD_CONSTCOUNTMASK) >> D3DVSD_CONSTCOUNTSHIFT);
 176                 DWORD extinfo = ((token & D3DVSD_EXTINFOMASK)    >> D3DVSD_EXTINFOSHIFT);
 177                 TRACE(" 0x%08x EXT(%u, %u)\n", token, count, extinfo);
 178                 /* todo ... print extension */
 179                 tokenlen = count + 1;
 180             }
 181             break;
 182
 183         case D3DVSD_TOKEN_END:
 184             TRACE(" 0x%08x END()\n", token);
 185             break;
 186
 187         default:
 188             TRACE(" 0x%08x UNKNOWN\n", token);
 189             /* argg error */
 190     }
 191
 192     return tokenlen;
 193 }
 194
 195 void load_local_constants(const DWORD *d3d8_elements, IWineD3DVertexShader *wined3d_vertex_shader)
 196 {
 197     const DWORD *token = d3d8_elements;
 198
 199     while (*token != D3DVSD_END())
 200     {
 201         if (((*token & D3DVSD_TOKENTYPEMASK) >> D3DVSD_TOKENTYPESHIFT) == D3DVSD_TOKEN_CONSTMEM)
 202         {
 203             DWORD count = ((*token & D3DVSD_CONSTCOUNTMASK) >> D3DVSD_CONSTCOUNTSHIFT);
 204             DWORD constant_idx = ((*token & D3DVSD_CONSTADDRESSMASK) >> D3DVSD_CONSTADDRESSSHIFT);
 205             HRESULT hr;
 206
 207             if (TRACE_ON(d3d8))
 208             {
 209                 DWORD i;
 210                 for (i = 0; i < count; ++i)
 211                 {
 212                     TRACE("c[%u] = (%8f, %8f, %8f, %8f)\n",
 213                             constant_idx,
 214                             *(const float *)(token + i * 4 + 1),
 215                             *(const float *)(token + i * 4 + 2),
 216                             *(const float *)(token + i * 4 + 3),
 217                             *(const float *)(token + i * 4 + 4));
 218                 }
 219             }
 220             hr = IWineD3DVertexShader_SetLocalConstantsF(wined3d_vertex_shader, constant_idx, (const float *)token+1, count);
 221             if (FAILED(hr)) ERR("Failed setting shader constants\n");
 222         }
 223
 224         token += parse_token(token);
 225     }
 226 }
 227
 228 /* NOTE: Make sure these are in the correct numerical order. (see /include/wined3d_types.h) */
 229 static const size_t wined3d_type_sizes[WINED3DDECLTYPE_UNUSED] = {
 230     /*WINED3DDECLTYPE_FLOAT1*/    1 * sizeof(float),
 231     /*WINED3DDECLTYPE_FLOAT2*/    2 * sizeof(float),
 232     /*WINED3DDECLTYPE_FLOAT3*/    3 * sizeof(float),
 233     /*WINED3DDECLTYPE_FLOAT4*/    4 * sizeof(float),
 234     /*WINED3DDECLTYPE_D3DCOLOR*/  4 * sizeof(BYTE),
 235     /*WINED3DDECLTYPE_UBYTE4*/    4 * sizeof(BYTE),
 236     /*WINED3DDECLTYPE_SHORT2*/    2 * sizeof(short int),
 237     /*WINED3DDECLTYPE_SHORT4*/    4 * sizeof(short int),
 238     /*WINED3DDECLTYPE_UBYTE4N*/   4 * sizeof(BYTE),
 239     /*WINED3DDECLTYPE_SHORT2N*/   2 * sizeof(short int),
 240     /*WINED3DDECLTYPE_SHORT4N*/   4 * sizeof(short int),
 241     /*WINED3DDECLTYPE_USHORT2N*/  2 * sizeof(short int),
 242     /*WINED3DDECLTYPE_USHORT4N*/  4 * sizeof(short int),
 243     /*WINED3DDECLTYPE_UDEC3*/     3 * sizeof(short int),
 244     /*WINED3DDECLTYPE_DEC3N*/     3 * sizeof(short int),
 245     /*WINED3DDECLTYPE_FLOAT16_2*/ 2 * sizeof(short int),
 246     /*WINED3DDECLTYPE_FLOAT16_4*/ 4 * sizeof(short int)
 247 };
 248
 249 typedef struct {
 250     BYTE usage;
 251     BYTE usage_idx;
 252 } wined3d_usage_t;
 253
 254 static const wined3d_usage_t wined3d_usage_lookup[] = {
 255     /*D3DVSDE_POSITION*/     {WINED3DDECLUSAGE_POSITION,     0},
 256     /*D3DVSDE_BLENDWEIGHT*/  {WINED3DDECLUSAGE_BLENDWEIGHT,  0},
 257     /*D3DVSDE_BLENDINDICES*/ {WINED3DDECLUSAGE_BLENDINDICES, 0},
 258     /*D3DVSDE_NORMAL*/       {WINED3DDECLUSAGE_NORMAL,       0},
 259     /*D3DVSDE_PSIZE*/        {WINED3DDECLUSAGE_PSIZE,        0},
 260     /*D3DVSDE_DIFFUSE*/      {WINED3DDECLUSAGE_COLOR,        0},
 261     /*D3DVSDE_SPECULAR*/     {WINED3DDECLUSAGE_COLOR,        1},
 262     /*D3DVSDE_TEXCOORD0*/    {WINED3DDECLUSAGE_TEXCOORD,     0},
 263     /*D3DVSDE_TEXCOORD1*/    {WINED3DDECLUSAGE_TEXCOORD,     1},
 264     /*D3DVSDE_TEXCOORD2*/    {WINED3DDECLUSAGE_TEXCOORD,     2},
 265     /*D3DVSDE_TEXCOORD3*/    {WINED3DDECLUSAGE_TEXCOORD,     3},
 266     /*D3DVSDE_TEXCOORD4*/    {WINED3DDECLUSAGE_TEXCOORD,     4},
 267     /*D3DVSDE_TEXCOORD5*/    {WINED3DDECLUSAGE_TEXCOORD,     5},
 268     /*D3DVSDE_TEXCOORD6*/    {WINED3DDECLUSAGE_TEXCOORD,     6},
 269     /*D3DVSDE_TEXCOORD7*/    {WINED3DDECLUSAGE_TEXCOORD,     7},
 270     /*D3DVSDE_POSITION2*/    {WINED3DDECLUSAGE_POSITION,     1},
 271     /*D3DVSDE_NORMAL2*/      {WINED3DDECLUSAGE_NORMAL,       1},
 272 };
 273
 274 /* TODO: find out where rhw (or positionT) is for declaration8 */
 275 UINT convert_to_wined3d_declaration(const DWORD *d3d8_elements, DWORD *d3d8_elements_size, WINED3DVERTEXELEMENT **wined3d_elements)
 276 {
 277     const DWORD *token = d3d8_elements;
 278     WINED3DVERTEXELEMENT *element;
 279     D3DVSD_TOKENTYPE token_type;
 280     unsigned int element_count = 0;
 281     DWORD stream = 0;
 282     int offset = 0;
 283
 284     TRACE("d3d8_elements %p, wined3d_elements %p\n", d3d8_elements, wined3d_elements);
 285
 286     /* 128 should be enough for anyone... */
 287     *wined3d_elements = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 128 * sizeof(WINED3DVERTEXELEMENT));
 288     while (D3DVSD_END() != *token)
 289     {
 290         token_type = ((*token & D3DVSD_TOKENTYPEMASK) >> D3DVSD_TOKENTYPESHIFT);
 291
 292         if (token_type == D3DVSD_TOKEN_STREAM && !(*token & D3DVSD_STREAMTESSMASK))
 293         {
 294             stream = ((*token & D3DVSD_STREAMNUMBERMASK) >> D3DVSD_STREAMNUMBERSHIFT);
 295             offset = 0;
 296         } else if (token_type == D3DVSD_TOKEN_STREAMDATA && !(token_type & 0x10000000)) {
 297             DWORD type = ((*token & D3DVSD_DATATYPEMASK) >> D3DVSD_DATATYPESHIFT);
 298             DWORD reg  = ((*token & D3DVSD_VERTEXREGMASK) >> D3DVSD_VERTEXREGSHIFT);
 299
 300             TRACE("Adding element %d:\n", element_count);
 301
 302             element = *wined3d_elements + element_count++;
 303             element->Stream = stream;
 304             element->Method = WINED3DDECLMETHOD_DEFAULT;
 305             element->Usage = wined3d_usage_lookup[reg].usage;
 306             element->UsageIndex = wined3d_usage_lookup[reg].usage_idx;
 307             element->Type = type;
 308             element->Offset = offset;
 309             element->Reg = reg;
 310
 311             offset += wined3d_type_sizes[type];
 312         } else if (token_type == D3DVSD_TOKEN_STREAMDATA && (token_type & 0x10000000)) {
 313             TRACE(" 0x%08x SKIP(%u)\n", token_type, ((token_type & D3DVSD_SKIPCOUNTMASK) >> D3DVSD_SKIPCOUNTSHIFT));
 314             offset += sizeof(DWORD) * ((token_type & D3DVSD_SKIPCOUNTMASK) >> D3DVSD_SKIPCOUNTSHIFT);
 315         }
 316
 317         if (element_count >= 127) {
 318             ERR("More than 127 elements?\n");
 319             break;
 320         }
 321
 322         token += parse_token(token);
 323     }
 324
 325     /* END */
 326     element = *wined3d_elements + element_count++;
 327     element->Stream = 0xFF;
 328     element->Type = WINED3DDECLTYPE_UNUSED;
 329
 330     *d3d8_elements_size = (++token - d3d8_elements) * sizeof(DWORD);
 331
 332     return element_count;
 333 }
 334
 335 const IDirect3DVertexDeclaration8Vtbl Direct3DVertexDeclaration8_Vtbl =
 336 {
 337     IDirect3DVertexDeclaration8Impl_QueryInterface,
 338     IDirect3DVertexDeclaration8Impl_AddRef,
 339     IDirect3DVertexDeclaration8Impl_Release
 340 };