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 #include "wine/debug.h"
  21 #include "d3dx9_36_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 typedef struct _SPRITEVERTEX {
  29     D3DXVECTOR3 pos;
  30     DWORD col;
  31     D3DXVECTOR2 tex;
  32 } SPRITEVERTEX;
  33
  34 typedef struct _SPRITE {
  35     IDirect3DTexture9 *texture;
  36     UINT texw, texh;
  37     RECT rect;
  38     D3DXVECTOR3 center;
  39     D3DXVECTOR3 pos;
  40     D3DCOLOR color;
  41     D3DXMATRIX transform;
  42 } SPRITE;
  43
  44 typedef struct ID3DXSpriteImpl
  45 {
  46     ID3DXSprite ID3DXSprite_iface;
  47     LONG ref;
  48
  49     IDirect3DDevice9 *device;
  50     IDirect3DVertexDeclaration9 *vdecl;
  51     IDirect3DStateBlock9 *stateblock;
  52     D3DXMATRIX transform;
  53     D3DXMATRIX view;
  54     DWORD flags;
  55     BOOL ready;
  56
  57     /* Store the relevant caps to prevent multiple GetDeviceCaps calls */
  58     DWORD texfilter_caps;
  59     DWORD maxanisotropy;
  60     DWORD alphacmp_caps;
  61
  62     SPRITE *sprites;
  63     int sprite_count;      /* number of sprites to be drawn */
  64     int allocated_sprites; /* number of (pre-)allocated sprites */
  65 } ID3DXSpriteImpl;
  66
  67 static inline ID3DXSpriteImpl *impl_from_ID3DXSprite(ID3DXSprite *iface)
  68 {
  69     return CONTAINING_RECORD(iface, ID3DXSpriteImpl, ID3DXSprite_iface);
  70 }
  71
  72 static HRESULT WINAPI ID3DXSpriteImpl_QueryInterface(ID3DXSprite *iface, REFIID riid, void **object)
  73 {
  74     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  75
  76     TRACE("(%p): QueryInterface from %s\n", This, debugstr_guid(riid));
  77     if(IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_ID3DXSprite)) {
  78         IUnknown_AddRef(iface);
  79         *object=This;
  80         return S_OK;
  81     }
  82     WARN("(%p)->(%s, %p): not found\n", iface, debugstr_guid(riid), *object);
  83     return E_NOINTERFACE;
  84 }
  85
  86 static ULONG WINAPI ID3DXSpriteImpl_AddRef(ID3DXSprite *iface)
  87 {
  88     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  89     ULONG ref=InterlockedIncrement(&This->ref);
  90     TRACE("(%p)->(): AddRef from %d\n", This, ref-1);
  91     return ref;
  92 }
  93
  94 static ULONG WINAPI ID3DXSpriteImpl_Release(ID3DXSprite *iface)
  95 {
  96     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  97     ULONG ref=InterlockedDecrement(&This->ref);
  98
  99     TRACE("(%p)->(): ReleaseRef to %d\n", This, ref);
 100
 101     if(ref==0) {
 102         if(This->sprites) {
 103             int i;
 104             for(i=0;i<This->sprite_count;i++)
 105                 if(This->sprites[i].texture)
 106                     IDirect3DTexture9_Release(This->sprites[i].texture);
 107
 108             HeapFree(GetProcessHeap(), 0, This->sprites);
 109         }
 110         if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 111         if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 112         if(This->device) IDirect3DDevice9_Release(This->device);
 113         HeapFree(GetProcessHeap(), 0, This);
 114     }
 115     return ref;
 116 }
 117
 118 static HRESULT WINAPI ID3DXSpriteImpl_GetDevice(ID3DXSprite *iface, LPDIRECT3DDEVICE9 *device)
 119 {
 120     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 121
 122     TRACE("(%p)->(%p): relay\n", This, device);
 123
 124     if(device==NULL) return D3DERR_INVALIDCALL;
 125     *device=This->device;
 126     IDirect3DDevice9_AddRef(This->device);
 127
 128     return D3D_OK;
 129 }
 130
 131 static HRESULT WINAPI ID3DXSpriteImpl_GetTransform(ID3DXSprite *iface, D3DXMATRIX *transform)
 132 {
 133     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 134
 135     TRACE("(%p)->(%p)\n", This, transform);
 136
 137     if(transform==NULL) return D3DERR_INVALIDCALL;
 138     *transform=This->transform;
 139
 140     return D3D_OK;
 141 }
 142
 143 static HRESULT WINAPI ID3DXSpriteImpl_SetTransform(ID3DXSprite *iface, CONST D3DXMATRIX *transform)
 144 {
 145     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 146
 147     TRACE("(%p)->(%p)\n", This, transform);
 148
 149     if(transform==NULL) return D3DERR_INVALIDCALL;
 150     This->transform=*transform;
 151
 152     return D3D_OK;
 153 }
 154
 155 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewRH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 156         CONST D3DXMATRIX *view)
 157 {
 158     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 159     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 160     return E_NOTIMPL;
 161 }
 162
 163 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewLH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 164         CONST D3DXMATRIX *view)
 165 {
 166     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 167     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 168     return E_NOTIMPL;
 169 }
 170
 171 /* Helper function */
 172 static void set_states(ID3DXSpriteImpl *object)
 173 {
 174     D3DXMATRIX mat;
 175     D3DVIEWPORT9 vp;
 176
 177     /* Miscelaneous stuff */
 178     IDirect3DDevice9_SetVertexShader(object->device, NULL);
 179     IDirect3DDevice9_SetPixelShader(object->device, NULL);
 180     IDirect3DDevice9_SetNPatchMode(object->device, 0.0f);
 181
 182     /* Render states */
 183     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
 184     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
 185     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
 186     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
 187     IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
 188     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
 189     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, FALSE);
 190     IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
 191                                     D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
 192     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
 193     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
 194     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
 195     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
 196     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
 197     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
 198     IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
 199     IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
 200     IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
 201     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
 202     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
 203     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
 204     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
 205     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
 206     IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
 207     IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
 208     IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
 209
 210     /* Texture stage states */
 211     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
 212     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
 213     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
 214     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG1, D3DTA_TEXTURE);
 215     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE);
 216     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLOROP, D3DTOP_MODULATE);
 217     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXCOORDINDEX, 0);
 218     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_DISABLE);
 219     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
 220     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
 221
 222     /* Sampler states */
 223     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP);
 224     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP);
 225
 226     if(object->texfilter_caps & D3DPTFILTERCAPS_MAGFANISOTROPIC)
 227         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_ANISOTROPIC);
 228     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
 229
 230     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXMIPLEVEL, 0);
 231     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXANISOTROPY, object->maxanisotropy);
 232
 233     if(object->texfilter_caps & D3DPTFILTERCAPS_MINFANISOTROPIC)
 234         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_ANISOTROPIC);
 235     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
 236
 237     if(object->texfilter_caps & D3DPTFILTERCAPS_MIPFLINEAR)
 238         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR);
 239     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_POINT);
 240
 241     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPMAPLODBIAS, 0);
 242     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_SRGBTEXTURE, 0);
 243
 244     /* Matrices */
 245     D3DXMatrixIdentity(&mat);
 246     IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
 247     IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
 248     IDirect3DDevice9_GetViewport(object->device, &vp);
 249     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);
 250     IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
 251 }
 252
 253 static HRESULT WINAPI ID3DXSpriteImpl_Begin(ID3DXSprite *iface, DWORD flags)
 254 {
 255     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 256     HRESULT hr;
 257     TRACE("(%p): relay\n", This);
 258
 259     if(flags>D3DXSPRITE_FLAGLIMIT || This->ready) return D3DERR_INVALIDCALL;
 260
 261 /* TODO: Implement flags:
 262 D3DXSPRITE_BILLBOARD: makes the sprite always face the camera
 263 D3DXSPRITE_DONOTMODIFY_RENDERSTATE: name says it all
 264 D3DXSPRITE_OBJECTSPACE: do not change device transforms
 265 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT: sort by position
 266 D3DXSPRITE_SORT_DEPTH_FRONTTOBACK: sort by position
 267 D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
 268 */
 269 /* Seems like alpha blending is always enabled, regardless of D3DXSPRITE_ALPHABLEND flag */
 270     if(flags & (D3DXSPRITE_BILLBOARD |
 271                 D3DXSPRITE_DONOTMODIFY_RENDERSTATE | D3DXSPRITE_OBJECTSPACE |
 272                 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT))
 273         FIXME("Flags unsupported: %#x\n", flags);
 274     /* These flags should only matter to performances */
 275     else if(flags & (D3DXSPRITE_SORT_DEPTH_FRONTTOBACK | D3DXSPRITE_SORT_TEXTURE))
 276         TRACE("Flags unsupported: %#x\n", flags);
 277
 278     if(This->vdecl==NULL) {
 279         static const D3DVERTEXELEMENT9 elements[] =
 280         {
 281             { 0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
 282             { 0, 12, D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0 },
 283             { 0, 16, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
 284             D3DDECL_END()
 285         };
 286         IDirect3DDevice9_CreateVertexDeclaration(This->device, elements, &This->vdecl);
 287     }
 288
 289     if(!(flags & D3DXSPRITE_DONOTSAVESTATE)) {
 290         if(This->stateblock==NULL) {
 291             /* Tell our state block what it must store */
 292             hr=IDirect3DDevice9_BeginStateBlock(This->device);
 293             if(hr!=D3D_OK) return hr;
 294
 295             set_states(This);
 296
 297             IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 298             IDirect3DDevice9_SetStreamSource(This->device, 0, NULL, 0, sizeof(SPRITEVERTEX));
 299             IDirect3DDevice9_SetIndices(This->device, NULL);
 300             IDirect3DDevice9_SetTexture(This->device, 0, NULL);
 301
 302             IDirect3DDevice9_EndStateBlock(This->device, &This->stateblock);
 303         }
 304         IDirect3DStateBlock9_Capture(This->stateblock); /* Save current state */
 305     }
 306
 307     /* Apply device state */
 308     set_states(This);
 309
 310     This->flags=flags;
 311     This->ready=TRUE;
 312
 313     return D3D_OK;
 314 }
 315
 316 static HRESULT WINAPI ID3DXSpriteImpl_Draw(ID3DXSprite *iface, LPDIRECT3DTEXTURE9 texture,
 317         CONST RECT *rect, CONST D3DXVECTOR3 *center, CONST D3DXVECTOR3 *position, D3DCOLOR color)
 318 {
 319     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 320     D3DSURFACE_DESC texdesc;
 321
 322     TRACE("(%p)->(%p, %p, %p, %p, %#x): relay\n", This, texture, rect, center, position, color);
 323
 324     if(texture==NULL) return D3DERR_INVALIDCALL;
 325     if(!This->ready) return D3DERR_INVALIDCALL;
 326
 327     if(This->allocated_sprites==0) {
 328         This->sprites=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 32*sizeof(SPRITE));
 329         This->allocated_sprites=32;
 330     } else if(This->allocated_sprites<=This->sprite_count) {
 331         This->allocated_sprites=This->allocated_sprites*3/2;
 332         This->sprites=HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->sprites, This->allocated_sprites*sizeof(SPRITE));
 333     }
 334     This->sprites[This->sprite_count].texture=texture;
 335     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 336         IDirect3DTexture9_AddRef(texture);
 337
 338     /* Reuse the texture desc if possible */
 339     if(This->sprite_count) {
 340         if(This->sprites[This->sprite_count-1].texture!=texture) {
 341             IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 342         } else {
 343             texdesc.Width=This->sprites[This->sprite_count-1].texw;
 344             texdesc.Height=This->sprites[This->sprite_count-1].texh;
 345         }
 346     } else IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 347
 348     This->sprites[This->sprite_count].texw=texdesc.Width;
 349     This->sprites[This->sprite_count].texh=texdesc.Height;
 350
 351     if(rect==NULL) {
 352         This->sprites[This->sprite_count].rect.left=0;
 353         This->sprites[This->sprite_count].rect.top=0;
 354         This->sprites[This->sprite_count].rect.right=texdesc.Width;
 355         This->sprites[This->sprite_count].rect.bottom=texdesc.Height;
 356     } else This->sprites[This->sprite_count].rect=*rect;
 357
 358     if(center==NULL) {
 359         This->sprites[This->sprite_count].center.x=0.0f;
 360         This->sprites[This->sprite_count].center.y=0.0f;
 361         This->sprites[This->sprite_count].center.z=0.0f;
 362     } else This->sprites[This->sprite_count].center=*center;
 363
 364     if(position==NULL) {
 365         This->sprites[This->sprite_count].pos.x=0.0f;
 366         This->sprites[This->sprite_count].pos.y=0.0f;
 367         This->sprites[This->sprite_count].pos.z=0.0f;
 368     } else This->sprites[This->sprite_count].pos=*position;
 369
 370     This->sprites[This->sprite_count].color=color;
 371     This->sprites[This->sprite_count].transform=This->transform;
 372     This->sprite_count++;
 373
 374     return D3D_OK;
 375 }
 376
 377 static HRESULT WINAPI ID3DXSpriteImpl_Flush(ID3DXSprite *iface)
 378 {
 379     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 380     SPRITEVERTEX *vertices;
 381     int i, count=0, start;
 382     TRACE("(%p)->(): relay\n", This);
 383
 384     if(!This->ready) return D3DERR_INVALIDCALL;
 385     if(!This->sprite_count) return D3D_OK;
 386
 387 /* TODO: use of a vertex buffer here */
 388     vertices=HeapAlloc(GetProcessHeap(), 0, sizeof(SPRITEVERTEX)*6*This->sprite_count);
 389
 390     for(start=0;start<This->sprite_count;start+=count,count=0) {
 391         i=start;
 392         while(i<This->sprite_count &&
 393               (count==0 || This->sprites[i].texture==This->sprites[i-1].texture)) {
 394             float spritewidth=(float)This->sprites[i].rect.right-(float)This->sprites[i].rect.left;
 395             float spriteheight=(float)This->sprites[i].rect.bottom-(float)This->sprites[i].rect.top;
 396
 397             vertices[6*i  ].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 398             vertices[6*i  ].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 399             vertices[6*i  ].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 400             vertices[6*i+1].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 401             vertices[6*i+1].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 402             vertices[6*i+1].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 403             vertices[6*i+2].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 404             vertices[6*i+2].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 405             vertices[6*i+2].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 406             vertices[6*i+3].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 407             vertices[6*i+3].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 408             vertices[6*i+3].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 409             vertices[6*i  ].col   = This->sprites[i].color;
 410             vertices[6*i+1].col   = This->sprites[i].color;
 411             vertices[6*i+2].col   = This->sprites[i].color;
 412             vertices[6*i+3].col   = This->sprites[i].color;
 413             vertices[6*i  ].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 414             vertices[6*i  ].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 415             vertices[6*i+1].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 416             vertices[6*i+1].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 417             vertices[6*i+2].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 418             vertices[6*i+2].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 419             vertices[6*i+3].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 420             vertices[6*i+3].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 421
 422             vertices[6*i+4]=vertices[6*i];
 423             vertices[6*i+5]=vertices[6*i+2];
 424
 425             D3DXVec3TransformCoordArray(&vertices[6*i].pos, sizeof(SPRITEVERTEX),
 426                                         &vertices[6*i].pos, sizeof(SPRITEVERTEX),
 427                                         &This->sprites[i].transform, 6);
 428             count++;
 429             i++;
 430         }
 431
 432         IDirect3DDevice9_SetTexture(This->device, 0, (LPDIRECT3DBASETEXTURE9)(This->sprites[start].texture));
 433         IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 434
 435         IDirect3DDevice9_DrawPrimitiveUP(This->device, D3DPT_TRIANGLELIST, 2*count, vertices+6*start, sizeof(SPRITEVERTEX));
 436     }
 437     HeapFree(GetProcessHeap(), 0, vertices);
 438
 439     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 440         for(i=0;i<This->sprite_count;i++)
 441             IDirect3DTexture9_Release(This->sprites[i].texture);
 442
 443     This->sprite_count=0;
 444
 445     /* Flush may be called more than once, so we don't reset This->ready here */
 446
 447     return D3D_OK;
 448 }
 449
 450 static HRESULT WINAPI ID3DXSpriteImpl_End(ID3DXSprite *iface)
 451 {
 452     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 453
 454     TRACE("(%p)->(): relay\n", This);
 455
 456     if(!This->ready) return D3DERR_INVALIDCALL;
 457
 458     ID3DXSprite_Flush(iface);
 459
 460     if(!(This->flags & D3DXSPRITE_DONOTSAVESTATE))
 461         if(This->stateblock) IDirect3DStateBlock9_Apply(This->stateblock); /* Restore old state */
 462
 463     This->ready=FALSE;
 464
 465     return D3D_OK;
 466 }
 467
 468 static HRESULT WINAPI ID3DXSpriteImpl_OnLostDevice(ID3DXSprite *iface)
 469 {
 470     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 471
 472     TRACE("(%p)->()\n", This);
 473
 474     if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 475     if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 476     This->vdecl=NULL;
 477     This->stateblock=NULL;
 478
 479     /* Reset some variables */
 480     ID3DXSprite_OnResetDevice(iface);
 481
 482     return D3D_OK;
 483 }
 484
 485 static HRESULT WINAPI ID3DXSpriteImpl_OnResetDevice(ID3DXSprite *iface)
 486 {
 487     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 488     int i;
 489
 490     TRACE("(%p)->()\n", This);
 491
 492     for(i=0;i<This->sprite_count;i++)
 493         if(This->sprites[i].texture)
 494             IDirect3DTexture9_Release(This->sprites[i].texture);
 495
 496     This->sprite_count=0;
 497
 498     This->flags=0;
 499     This->ready=FALSE;
 500
 501     /* keep matrices */
 502     /* device objects get restored on Begin */
 503
 504     return D3D_OK;
 505 }
 506
 507 static const ID3DXSpriteVtbl D3DXSprite_Vtbl =
 508 {
 509     /*** IUnknown methods ***/
 510     ID3DXSpriteImpl_QueryInterface,
 511     ID3DXSpriteImpl_AddRef,
 512     ID3DXSpriteImpl_Release,
 513     /*** ID3DXSprite methods ***/
 514     ID3DXSpriteImpl_GetDevice,
 515     ID3DXSpriteImpl_GetTransform,
 516     ID3DXSpriteImpl_SetTransform,
 517     ID3DXSpriteImpl_SetWorldViewRH,
 518     ID3DXSpriteImpl_SetWorldViewLH,
 519     ID3DXSpriteImpl_Begin,
 520     ID3DXSpriteImpl_Draw,
 521     ID3DXSpriteImpl_Flush,
 522     ID3DXSpriteImpl_End,
 523     ID3DXSpriteImpl_OnLostDevice,
 524     ID3DXSpriteImpl_OnResetDevice
 525 };
 526
 527 HRESULT WINAPI D3DXCreateSprite(LPDIRECT3DDEVICE9 device, LPD3DXSPRITE *sprite)
 528 {
 529     ID3DXSpriteImpl *object;
 530     D3DCAPS9 caps;
 531
 532     TRACE("(%p, %p): relay\n", device, sprite);
 533
 534     if(device==NULL || sprite==NULL) return D3DERR_INVALIDCALL;
 535
 536     object=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ID3DXSpriteImpl));
 537     if(object==NULL) {
 538         *sprite=NULL;
 539         return E_OUTOFMEMORY;
 540     }
 541     object->ID3DXSprite_iface.lpVtbl = &D3DXSprite_Vtbl;
 542     object->ref=1;
 543     object->device=device;
 544     IUnknown_AddRef(device);
 545
 546     object->vdecl=NULL;
 547     object->stateblock=NULL;
 548
 549     D3DXMatrixIdentity(&object->transform);
 550     D3DXMatrixIdentity(&object->view);
 551
 552     IDirect3DDevice9_GetDeviceCaps(device, &caps);
 553     object->texfilter_caps=caps.TextureFilterCaps;
 554     object->maxanisotropy=caps.MaxAnisotropy;
 555     object->alphacmp_caps=caps.AlphaCmpCaps;
 556
 557     ID3DXSprite_OnResetDevice(&object->ID3DXSprite_iface);
 558
 559     object->sprites=NULL;
 560     object->allocated_sprites=0;
 561     *sprite=&object->ID3DXSprite_iface;
 562
 563     return D3D_OK;
 564 }