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