dlls/d3dx9_36/sprite.c

   1 /*
   2  * Copyright (C) 2008 Tony Wasserka
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  *
  18  */
  19
  20
  21 #include "d3dx9_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
  24
  25 /* the combination of all possible D3DXSPRITE flags */
  26 #define D3DXSPRITE_FLAGLIMIT 511
  27
  28 struct sprite_vertex
  29 {
  30     D3DXVECTOR3 pos;
  31     DWORD col;
  32     D3DXVECTOR2 tex;
  33 };
  34
  35 struct sprite
  36 {
  37     IDirect3DTexture9 *texture;
  38     UINT texw, texh;
  39     RECT rect;
  40     D3DXVECTOR3 center;
  41     D3DXVECTOR3 pos;
  42     D3DCOLOR color;
  43     D3DXMATRIX transform;
  44 };
  45
  46 struct d3dx9_sprite
  47 {
  48     ID3DXSprite ID3DXSprite_iface;
  49     LONG ref;
  50
  51     IDirect3DDevice9 *device;
  52     IDirect3DVertexDeclaration9 *vdecl;
  53     IDirect3DStateBlock9 *stateblock;
  54     D3DXMATRIX transform;
  55     D3DXMATRIX view;
  56     DWORD flags;
  57     BOOL ready;
  58
  59     /* Store the relevant caps to prevent multiple GetDeviceCaps calls */
  60     DWORD texfilter_caps;
  61     DWORD maxanisotropy;
  62     DWORD alphacmp_caps;
  63
  64     struct sprite *sprites;
  65     int sprite_count;      /* number of sprites to be drawn */
  66     int allocated_sprites; /* number of (pre-)allocated sprites */
  67 };
  68
  69 static inline struct d3dx9_sprite *impl_from_ID3DXSprite(ID3DXSprite *iface)
  70 {
  71     return CONTAINING_RECORD(iface, struct d3dx9_sprite, ID3DXSprite_iface);
  72 }
  73
  74 static HRESULT WINAPI d3dx9_sprite_QueryInterface(ID3DXSprite *iface, REFIID riid, void **out)
  75 {
  76     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  77
  78     if (IsEqualGUID(riid, &IID_ID3DXSprite)
  79             || IsEqualGUID(riid, &IID_IUnknown))
  80     {
  81         IUnknown_AddRef(iface);
  82         *out = iface;
  83         return S_OK;
  84     }
  85
  86     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  87
  88     *out = NULL;
  89     return E_NOINTERFACE;
  90 }
  91
  92 static ULONG WINAPI d3dx9_sprite_AddRef(ID3DXSprite *iface)
  93 {
  94     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
  95     ULONG refcount = InterlockedIncrement(&sprite->ref);
  96
  97     TRACE("%p increasing refcount to %lu.\n", sprite, refcount);
  98
  99     return refcount;
 100 }
 101
 102 static ULONG WINAPI d3dx9_sprite_Release(ID3DXSprite *iface)
 103 {
 104     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 105     ULONG refcount = InterlockedDecrement(&sprite->ref);
 106
 107     TRACE("%p decreasing refcount to %lu.\n", sprite, refcount);
 108
 109     if (!refcount)
 110     {
 111         if (sprite->sprites)
 112         {
 113             int i;
 114
 115             if (!(sprite->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 116             {
 117                 for (i = 0; i < sprite->sprite_count; ++i)
 118                 {
 119                     if (sprite->sprites[i].texture)
 120                         IDirect3DTexture9_Release(sprite->sprites[i].texture);
 121                 }
 122             }
 123
 124             HeapFree(GetProcessHeap(), 0, sprite->sprites);
 125         }
 126
 127         if (sprite->stateblock)
 128             IDirect3DStateBlock9_Release(sprite->stateblock);
 129         if (sprite->vdecl)
 130             IDirect3DVertexDeclaration9_Release(sprite->vdecl);
 131         if (sprite->device)
 132             IDirect3DDevice9_Release(sprite->device);
 133         HeapFree(GetProcessHeap(), 0, sprite);
 134     }
 135
 136     return refcount;
 137 }
 138
 139 static HRESULT WINAPI d3dx9_sprite_GetDevice(struct ID3DXSprite *iface, struct IDirect3DDevice9 **device)
 140 {
 141     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 142
 143     TRACE("iface %p, device %p.\n", iface, device);
 144
 145     if (!device)
 146         return D3DERR_INVALIDCALL;
 147     *device = sprite->device;
 148     IDirect3DDevice9_AddRef(sprite->device);
 149
 150     return D3D_OK;
 151 }
 152
 153 static HRESULT WINAPI d3dx9_sprite_GetTransform(ID3DXSprite *iface, D3DXMATRIX *transform)
 154 {
 155     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 156
 157     TRACE("iface %p, transform %p.\n", iface, transform);
 158
 159     if (!transform)
 160         return D3DERR_INVALIDCALL;
 161     *transform = sprite->transform;
 162
 163     return D3D_OK;
 164 }
 165
 166 static HRESULT WINAPI d3dx9_sprite_SetTransform(ID3DXSprite *iface, const D3DXMATRIX *transform)
 167 {
 168     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 169
 170     TRACE("iface %p, transform %p.\n", iface, transform);
 171
 172     if (!transform)
 173         return D3DERR_INVALIDCALL;
 174     sprite->transform = *transform;
 175
 176     return D3D_OK;
 177 }
 178
 179 static HRESULT WINAPI d3dx9_sprite_SetWorldViewRH(ID3DXSprite *iface,
 180         const D3DXMATRIX *world, const D3DXMATRIX *view)
 181 {
 182     FIXME("iface %p, world %p, view %p stub!\n", iface, world, view);
 183
 184     return E_NOTIMPL;
 185 }
 186
 187 static HRESULT WINAPI d3dx9_sprite_SetWorldViewLH(ID3DXSprite *iface,
 188         const D3DXMATRIX *world, const D3DXMATRIX *view)
 189 {
 190     FIXME("iface %p, world %p, view %p stub!\n", iface, world, view);
 191
 192     return E_NOTIMPL;
 193 }
 194
 195 /* Helper function */
 196 static void set_states(struct d3dx9_sprite *object)
 197 {
 198     D3DXMATRIX mat;
 199     D3DVIEWPORT9 vp;
 200
 201     /* Miscellaneous stuff */
 202     IDirect3DDevice9_SetVertexShader(object->device, NULL);
 203     IDirect3DDevice9_SetPixelShader(object->device, NULL);
 204     IDirect3DDevice9_SetNPatchMode(object->device, 0.0f);
 205
 206     /* Render states */
 207     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
 208     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
 209     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
 210     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
 211     IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
 212     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
 213     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, 0);
 214     IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
 215                                     D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
 216     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
 217     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
 218     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
 219     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
 220     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
 221     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
 222     IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
 223     IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
 224     IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
 225     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
 226     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
 227     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
 228     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
 229     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
 230     IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
 231     IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
 232     IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
 233
 234     /* Texture stage states */
 235     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
 236     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
 237     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
 238     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG1, D3DTA_TEXTURE);
 239     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE);
 240     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLOROP, D3DTOP_MODULATE);
 241     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXCOORDINDEX, 0);
 242     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_DISABLE);
 243     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
 244     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
 245
 246     /* Sampler states */
 247     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP);
 248     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP);
 249
 250     if(object->texfilter_caps & D3DPTFILTERCAPS_MAGFANISOTROPIC)
 251         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_ANISOTROPIC);
 252     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
 253
 254     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXMIPLEVEL, 0);
 255     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXANISOTROPY, object->maxanisotropy);
 256
 257     if(object->texfilter_caps & D3DPTFILTERCAPS_MINFANISOTROPIC)
 258         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_ANISOTROPIC);
 259     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
 260
 261     if(object->texfilter_caps & D3DPTFILTERCAPS_MIPFLINEAR)
 262         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR);
 263     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_POINT);
 264
 265     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPMAPLODBIAS, 0);
 266     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_SRGBTEXTURE, 0);
 267
 268     /* Matrices */
 269     D3DXMatrixIdentity(&mat);
 270     IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
 271     IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
 272     IDirect3DDevice9_GetViewport(object->device, &vp);
 273     D3DXMatrixOrthoOffCenterLH(&mat, vp.X+0.5f, (float)vp.Width+vp.X+0.5f, (float)vp.Height+vp.Y+0.5f, vp.Y+0.5f, vp.MinZ, vp.MaxZ);
 274     IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
 275 }
 276
 277 static HRESULT WINAPI d3dx9_sprite_Begin(ID3DXSprite *iface, DWORD flags)
 278 {
 279     struct d3dx9_sprite *This = impl_from_ID3DXSprite(iface);
 280     HRESULT hr;
 281
 282     TRACE("iface %p, flags %#lx.\n", iface, flags);
 283
 284     if(flags>D3DXSPRITE_FLAGLIMIT || This->ready) return D3DERR_INVALIDCALL;
 285
 286 /* TODO: Implement flags:
 287 D3DXSPRITE_BILLBOARD: makes the sprite always face the camera
 288 D3DXSPRITE_DONOTMODIFY_RENDERSTATE: name says it all
 289 D3DXSPRITE_OBJECTSPACE: do not change device transforms
 290 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT: sort by position
 291 D3DXSPRITE_SORT_DEPTH_FRONTTOBACK: sort by position
 292 D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
 293 */
 294 /* Seems like alpha blending is always enabled, regardless of D3DXSPRITE_ALPHABLEND flag */
 295     if(flags & (D3DXSPRITE_BILLBOARD |
 296                 D3DXSPRITE_DONOTMODIFY_RENDERSTATE | D3DXSPRITE_OBJECTSPACE |
 297                 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT))
 298         FIXME("Flags unsupported: %#lx.\n", flags);
 299     /* These flags should only matter to performance */
 300     else if(flags & (D3DXSPRITE_SORT_DEPTH_FRONTTOBACK | D3DXSPRITE_SORT_TEXTURE))
 301         TRACE("Flags unsupported: %#lx.\n", flags);
 302
 303     if(This->vdecl==NULL) {
 304         static const D3DVERTEXELEMENT9 elements[] =
 305         {
 306             { 0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
 307             { 0, 12, D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0 },
 308             { 0, 16, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
 309             D3DDECL_END()
 310         };
 311         IDirect3DDevice9_CreateVertexDeclaration(This->device, elements, &This->vdecl);
 312     }
 313
 314     if(!(flags & D3DXSPRITE_DONOTSAVESTATE)) {
 315         if(This->stateblock==NULL) {
 316             /* Tell our state block what it must store */
 317             hr=IDirect3DDevice9_BeginStateBlock(This->device);
 318             if(hr!=D3D_OK) return hr;
 319
 320             set_states(This);
 321
 322             IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 323             IDirect3DDevice9_SetStreamSource(This->device, 0, NULL, 0, sizeof(struct sprite_vertex));
 324             IDirect3DDevice9_SetIndices(This->device, NULL);
 325             IDirect3DDevice9_SetTexture(This->device, 0, NULL);
 326
 327             IDirect3DDevice9_EndStateBlock(This->device, &This->stateblock);
 328         }
 329         IDirect3DStateBlock9_Capture(This->stateblock); /* Save current state */
 330     }
 331
 332     /* Apply device state */
 333     set_states(This);
 334
 335     This->flags=flags;
 336     This->ready=TRUE;
 337
 338     return D3D_OK;
 339 }
 340
 341 static HRESULT WINAPI d3dx9_sprite_Draw(ID3DXSprite *iface, IDirect3DTexture9 *texture,
 342         const RECT *rect, const D3DXVECTOR3 *center, const D3DXVECTOR3 *position, D3DCOLOR color)
 343 {
 344     struct d3dx9_sprite *This = impl_from_ID3DXSprite(iface);
 345     struct sprite *new_sprites;
 346     D3DSURFACE_DESC texdesc;
 347
 348     TRACE("iface %p, texture %p, rect %s, center %p, position %p, color 0x%08lx.\n",
 349             iface, texture, wine_dbgstr_rect(rect), center, position, color);
 350
 351     if(texture==NULL) return D3DERR_INVALIDCALL;
 352     if(!This->ready) return D3DERR_INVALIDCALL;
 353
 354     if (!This->allocated_sprites)
 355     {
 356         This->sprites = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 32 * sizeof(*This->sprites));
 357         This->allocated_sprites = 32;
 358     }
 359     else if (This->allocated_sprites <= This->sprite_count)
 360     {
 361         new_sprites = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 362                 This->sprites, This->allocated_sprites * 2 * sizeof(*This->sprites));
 363         if (!new_sprites)
 364             return E_OUTOFMEMORY;
 365         This->sprites = new_sprites;
 366         This->allocated_sprites *= 2;
 367     }
 368     This->sprites[This->sprite_count].texture=texture;
 369     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 370         IDirect3DTexture9_AddRef(texture);
 371
 372     /* Reuse the texture desc if possible */
 373     if(This->sprite_count) {
 374         if(This->sprites[This->sprite_count-1].texture!=texture) {
 375             IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 376         } else {
 377             texdesc.Width=This->sprites[This->sprite_count-1].texw;
 378             texdesc.Height=This->sprites[This->sprite_count-1].texh;
 379         }
 380     } else IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 381
 382     This->sprites[This->sprite_count].texw=texdesc.Width;
 383     This->sprites[This->sprite_count].texh=texdesc.Height;
 384
 385     if (rect)
 386         This->sprites[This->sprite_count].rect = *rect;
 387     else
 388         SetRect(&This->sprites[This->sprite_count].rect, 0, 0, texdesc.Width, texdesc.Height);
 389
 390     if(center==NULL) {
 391         This->sprites[This->sprite_count].center.x=0.0f;
 392         This->sprites[This->sprite_count].center.y=0.0f;
 393         This->sprites[This->sprite_count].center.z=0.0f;
 394     } else This->sprites[This->sprite_count].center=*center;
 395
 396     if(position==NULL) {
 397         This->sprites[This->sprite_count].pos.x=0.0f;
 398         This->sprites[This->sprite_count].pos.y=0.0f;
 399         This->sprites[This->sprite_count].pos.z=0.0f;
 400     } else This->sprites[This->sprite_count].pos=*position;
 401
 402     This->sprites[This->sprite_count].color=color;
 403     This->sprites[This->sprite_count].transform=This->transform;
 404     This->sprite_count++;
 405
 406     return D3D_OK;
 407 }
 408
 409 static HRESULT WINAPI d3dx9_sprite_Flush(ID3DXSprite *iface)
 410 {
 411     struct d3dx9_sprite *This = impl_from_ID3DXSprite(iface);
 412     struct sprite_vertex *vertices;
 413     int i, count=0, start;
 414
 415     TRACE("iface %p.\n", iface);
 416
 417     if(!This->ready) return D3DERR_INVALIDCALL;
 418     if(!This->sprite_count) return D3D_OK;
 419
 420 /* TODO: use of a vertex buffer here */
 421     vertices = HeapAlloc(GetProcessHeap(), 0, sizeof(*vertices) * 6 * This->sprite_count);
 422
 423     for(start=0;start<This->sprite_count;start+=count,count=0) {
 424         i=start;
 425         while(i<This->sprite_count &&
 426               (count==0 || This->sprites[i].texture==This->sprites[i-1].texture)) {
 427             float spritewidth=(float)This->sprites[i].rect.right-(float)This->sprites[i].rect.left;
 428             float spriteheight=(float)This->sprites[i].rect.bottom-(float)This->sprites[i].rect.top;
 429
 430             vertices[6*i  ].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 431             vertices[6*i  ].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 432             vertices[6*i  ].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 433             vertices[6*i+1].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 434             vertices[6*i+1].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 435             vertices[6*i+1].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 436             vertices[6*i+2].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 437             vertices[6*i+2].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 438             vertices[6*i+2].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 439             vertices[6*i+3].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 440             vertices[6*i+3].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 441             vertices[6*i+3].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 442             vertices[6*i  ].col   = This->sprites[i].color;
 443             vertices[6*i+1].col   = This->sprites[i].color;
 444             vertices[6*i+2].col   = This->sprites[i].color;
 445             vertices[6*i+3].col   = This->sprites[i].color;
 446             vertices[6*i  ].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 447             vertices[6*i  ].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 448             vertices[6*i+1].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 449             vertices[6*i+1].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 450             vertices[6*i+2].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 451             vertices[6*i+2].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 452             vertices[6*i+3].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 453             vertices[6*i+3].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 454
 455             vertices[6*i+4]=vertices[6*i];
 456             vertices[6*i+5]=vertices[6*i+2];
 457
 458             D3DXVec3TransformCoordArray(&vertices[6 * i].pos, sizeof(*vertices),
 459                     &vertices[6 * i].pos, sizeof(*vertices), &This->sprites[i].transform, 6);
 460             count++;
 461             i++;
 462         }
 463
 464         IDirect3DDevice9_SetTexture(This->device, 0, (struct IDirect3DBaseTexture9 *)This->sprites[start].texture);
 465         IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 466
 467         IDirect3DDevice9_DrawPrimitiveUP(This->device, D3DPT_TRIANGLELIST,
 468                 2 * count, vertices + 6 * start, sizeof(*vertices));
 469     }
 470     HeapFree(GetProcessHeap(), 0, vertices);
 471
 472     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 473         for(i=0;i<This->sprite_count;i++)
 474             IDirect3DTexture9_Release(This->sprites[i].texture);
 475
 476     This->sprite_count=0;
 477
 478     /* Flush may be called more than once, so we don't reset This->ready here */
 479
 480     return D3D_OK;
 481 }
 482
 483 static HRESULT WINAPI d3dx9_sprite_End(ID3DXSprite *iface)
 484 {
 485     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 486
 487     TRACE("iface %p.\n", iface);
 488
 489     if (!sprite->ready)
 490         return D3DERR_INVALIDCALL;
 491
 492     ID3DXSprite_Flush(iface);
 493
 494     if (sprite->stateblock && !(sprite->flags & D3DXSPRITE_DONOTSAVESTATE))
 495         IDirect3DStateBlock9_Apply(sprite->stateblock); /* Restore old state */
 496
 497     sprite->ready = FALSE;
 498
 499     return D3D_OK;
 500 }
 501
 502 static HRESULT WINAPI d3dx9_sprite_OnLostDevice(ID3DXSprite *iface)
 503 {
 504     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 505
 506     TRACE("iface %p.\n", iface);
 507
 508     if (sprite->stateblock)
 509         IDirect3DStateBlock9_Release(sprite->stateblock);
 510     if (sprite->vdecl)
 511         IDirect3DVertexDeclaration9_Release(sprite->vdecl);
 512     sprite->vdecl = NULL;
 513     sprite->stateblock = NULL;
 514
 515     /* Reset some variables */
 516     ID3DXSprite_OnResetDevice(iface);
 517
 518     return D3D_OK;
 519 }
 520
 521 static HRESULT WINAPI d3dx9_sprite_OnResetDevice(ID3DXSprite *iface)
 522 {
 523     struct d3dx9_sprite *sprite = impl_from_ID3DXSprite(iface);
 524     int i;
 525
 526     TRACE("iface %p.\n", iface);
 527
 528     if (!(sprite->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 529     {
 530         for (i = 0; i < sprite->sprite_count; ++i)
 531         {
 532             if (sprite->sprites[i].texture)
 533                 IDirect3DTexture9_Release(sprite->sprites[i].texture);
 534         }
 535     }
 536
 537     sprite->sprite_count = 0;
 538     sprite->flags = 0;
 539     sprite->ready = FALSE;
 540
 541     /* keep matrices */
 542     /* device objects get restored on Begin */
 543
 544     return D3D_OK;
 545 }
 546
 547 static const ID3DXSpriteVtbl d3dx9_sprite_vtbl =
 548 {
 549     d3dx9_sprite_QueryInterface,
 550     d3dx9_sprite_AddRef,
 551     d3dx9_sprite_Release,
 552     d3dx9_sprite_GetDevice,
 553     d3dx9_sprite_GetTransform,
 554     d3dx9_sprite_SetTransform,
 555     d3dx9_sprite_SetWorldViewRH,
 556     d3dx9_sprite_SetWorldViewLH,
 557     d3dx9_sprite_Begin,
 558     d3dx9_sprite_Draw,
 559     d3dx9_sprite_Flush,
 560     d3dx9_sprite_End,
 561     d3dx9_sprite_OnLostDevice,
 562     d3dx9_sprite_OnResetDevice,
 563 };
 564
 565 HRESULT WINAPI D3DXCreateSprite(struct IDirect3DDevice9 *device, struct ID3DXSprite **sprite)
 566 {
 567     struct d3dx9_sprite *object;
 568     D3DCAPS9 caps;
 569
 570     TRACE("device %p, sprite %p.\n", device, sprite);
 571
 572     if(device==NULL || sprite==NULL) return D3DERR_INVALIDCALL;
 573
 574     if (!(object=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
 575     {
 576         *sprite = NULL;
 577         return E_OUTOFMEMORY;
 578     }
 579     object->ID3DXSprite_iface.lpVtbl = &d3dx9_sprite_vtbl;
 580     object->ref=1;
 581     object->device=device;
 582     IUnknown_AddRef(device);
 583
 584     object->vdecl=NULL;
 585     object->stateblock=NULL;
 586
 587     D3DXMatrixIdentity(&object->transform);
 588     D3DXMatrixIdentity(&object->view);
 589
 590     IDirect3DDevice9_GetDeviceCaps(device, &caps);
 591     object->texfilter_caps=caps.TextureFilterCaps;
 592     object->maxanisotropy=caps.MaxAnisotropy;
 593     object->alphacmp_caps=caps.AlphaCmpCaps;
 594
 595     ID3DXSprite_OnResetDevice(&object->ID3DXSprite_iface);
 596
 597     object->sprites=NULL;
 598     object->allocated_sprites=0;
 599     *sprite=&object->ID3DXSprite_iface;
 600
 601     return D3D_OK;
 602 }