dll/directx/wine/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 "d3dx9_36_private.h"
  21
  22 /* the combination of all possible D3DXSPRITE flags */
  23 #define D3DXSPRITE_FLAGLIMIT 511
  24
  25 typedef struct _SPRITEVERTEX {
  26     D3DXVECTOR3 pos;
  27     DWORD col;
  28     D3DXVECTOR2 tex;
  29 } SPRITEVERTEX;
  30
  31 typedef struct _SPRITE {
  32     IDirect3DTexture9 *texture;
  33     UINT texw, texh;
  34     RECT rect;
  35     D3DXVECTOR3 center;
  36     D3DXVECTOR3 pos;
  37     D3DCOLOR color;
  38     D3DXMATRIX transform;
  39 } SPRITE;
  40
  41 typedef struct ID3DXSpriteImpl
  42 {
  43     ID3DXSprite ID3DXSprite_iface;
  44     LONG ref;
  45
  46     IDirect3DDevice9 *device;
  47     IDirect3DVertexDeclaration9 *vdecl;
  48     IDirect3DStateBlock9 *stateblock;
  49     D3DXMATRIX transform;
  50     D3DXMATRIX view;
  51     DWORD flags;
  52     BOOL ready;
  53
  54     /* Store the relevant caps to prevent multiple GetDeviceCaps calls */
  55     DWORD texfilter_caps;
  56     DWORD maxanisotropy;
  57     DWORD alphacmp_caps;
  58
  59     SPRITE *sprites;
  60     int sprite_count;      /* number of sprites to be drawn */
  61     int allocated_sprites; /* number of (pre-)allocated sprites */
  62 } ID3DXSpriteImpl;
  63
  64 static inline ID3DXSpriteImpl *impl_from_ID3DXSprite(ID3DXSprite *iface)
  65 {
  66     return CONTAINING_RECORD(iface, ID3DXSpriteImpl, ID3DXSprite_iface);
  67 }
  68
  69 static HRESULT WINAPI ID3DXSpriteImpl_QueryInterface(ID3DXSprite *iface, REFIID riid, void **out)
  70 {
  71     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  72
  73     if (IsEqualGUID(riid, &IID_ID3DXSprite)
  74             || IsEqualGUID(riid, &IID_IUnknown))
  75     {
  76         IUnknown_AddRef(iface);
  77         *out = iface;
  78         return S_OK;
  79     }
  80
  81     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  82
  83     *out = NULL;
  84     return E_NOINTERFACE;
  85 }
  86
  87 static ULONG WINAPI ID3DXSpriteImpl_AddRef(ID3DXSprite *iface)
  88 {
  89     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  90     ULONG ref=InterlockedIncrement(&This->ref);
  91     TRACE("(%p)->(): AddRef from %d\n", This, ref-1);
  92     return ref;
  93 }
  94
  95 static ULONG WINAPI ID3DXSpriteImpl_Release(ID3DXSprite *iface)
  96 {
  97     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  98     ULONG ref=InterlockedDecrement(&This->ref);
  99
 100     TRACE("(%p)->(): ReleaseRef to %d\n", This, ref);
 101
 102     if(ref==0) {
 103         if(This->sprites) {
 104             int i;
 105             for(i=0;i<This->sprite_count;i++)
 106                 if(This->sprites[i].texture)
 107                     IDirect3DTexture9_Release(This->sprites[i].texture);
 108
 109             HeapFree(GetProcessHeap(), 0, This->sprites);
 110         }
 111         if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 112         if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 113         if(This->device) IDirect3DDevice9_Release(This->device);
 114         HeapFree(GetProcessHeap(), 0, This);
 115     }
 116     return ref;
 117 }
 118
 119 static HRESULT WINAPI ID3DXSpriteImpl_GetDevice(struct ID3DXSprite *iface, struct IDirect3DDevice9 **device)
 120 {
 121     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 122
 123     TRACE("(%p)->(%p)\n", This, device);
 124
 125     if(device==NULL) return D3DERR_INVALIDCALL;
 126     *device=This->device;
 127     IDirect3DDevice9_AddRef(This->device);
 128
 129     return D3D_OK;
 130 }
 131
 132 static HRESULT WINAPI ID3DXSpriteImpl_GetTransform(ID3DXSprite *iface, D3DXMATRIX *transform)
 133 {
 134     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 135
 136     TRACE("(%p)->(%p)\n", This, transform);
 137
 138     if(transform==NULL) return D3DERR_INVALIDCALL;
 139     *transform=This->transform;
 140
 141     return D3D_OK;
 142 }
 143
 144 static HRESULT WINAPI ID3DXSpriteImpl_SetTransform(ID3DXSprite *iface, CONST D3DXMATRIX *transform)
 145 {
 146     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 147
 148     TRACE("(%p)->(%p)\n", This, transform);
 149
 150     if(transform==NULL) return D3DERR_INVALIDCALL;
 151     This->transform=*transform;
 152
 153     return D3D_OK;
 154 }
 155
 156 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewRH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 157         CONST D3DXMATRIX *view)
 158 {
 159     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 160     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 161     return E_NOTIMPL;
 162 }
 163
 164 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewLH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 165         CONST D3DXMATRIX *view)
 166 {
 167     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 168     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 169     return E_NOTIMPL;
 170 }
 171
 172 /* Helper function */
 173 static void set_states(ID3DXSpriteImpl *object)
 174 {
 175     D3DXMATRIX mat;
 176     D3DVIEWPORT9 vp;
 177
 178     /* Miscellaneous stuff */
 179     IDirect3DDevice9_SetVertexShader(object->device, NULL);
 180     IDirect3DDevice9_SetPixelShader(object->device, NULL);
 181     IDirect3DDevice9_SetNPatchMode(object->device, 0.0f);
 182
 183     /* Render states */
 184     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
 185     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
 186     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
 187     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
 188     IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
 189     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
 190     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, FALSE);
 191     IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
 192                                     D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
 193     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
 194     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
 195     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
 196     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
 197     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
 198     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
 199     IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
 200     IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
 201     IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
 202     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
 203     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
 204     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
 205     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
 206     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
 207     IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
 208     IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
 209     IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
 210
 211     /* Texture stage states */
 212     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
 213     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
 214     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
 215     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG1, D3DTA_TEXTURE);
 216     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE);
 217     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLOROP, D3DTOP_MODULATE);
 218     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXCOORDINDEX, 0);
 219     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_DISABLE);
 220     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
 221     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
 222
 223     /* Sampler states */
 224     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP);
 225     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP);
 226
 227     if(object->texfilter_caps & D3DPTFILTERCAPS_MAGFANISOTROPIC)
 228         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_ANISOTROPIC);
 229     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
 230
 231     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXMIPLEVEL, 0);
 232     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXANISOTROPY, object->maxanisotropy);
 233
 234     if(object->texfilter_caps & D3DPTFILTERCAPS_MINFANISOTROPIC)
 235         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_ANISOTROPIC);
 236     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
 237
 238     if(object->texfilter_caps & D3DPTFILTERCAPS_MIPFLINEAR)
 239         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR);
 240     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_POINT);
 241
 242     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPMAPLODBIAS, 0);
 243     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_SRGBTEXTURE, 0);
 244
 245     /* Matrices */
 246     D3DXMatrixIdentity(&mat);
 247     IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
 248     IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
 249     IDirect3DDevice9_GetViewport(object->device, &vp);
 250     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);
 251     IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
 252 }
 253
 254 static HRESULT WINAPI ID3DXSpriteImpl_Begin(ID3DXSprite *iface, DWORD flags)
 255 {
 256     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 257     HRESULT hr;
 258
 259     TRACE("(%p)->(%#x)\n", This, flags);
 260
 261     if(flags>D3DXSPRITE_FLAGLIMIT || This->ready) return D3DERR_INVALIDCALL;
 262
 263 /* TODO: Implement flags:
 264 D3DXSPRITE_BILLBOARD: makes the sprite always face the camera
 265 D3DXSPRITE_DONOTMODIFY_RENDERSTATE: name says it all
 266 D3DXSPRITE_OBJECTSPACE: do not change device transforms
 267 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT: sort by position
 268 D3DXSPRITE_SORT_DEPTH_FRONTTOBACK: sort by position
 269 D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
 270 */
 271 /* Seems like alpha blending is always enabled, regardless of D3DXSPRITE_ALPHABLEND flag */
 272     if(flags & (D3DXSPRITE_BILLBOARD |
 273                 D3DXSPRITE_DONOTMODIFY_RENDERSTATE | D3DXSPRITE_OBJECTSPACE |
 274                 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT))
 275         FIXME("Flags unsupported: %#x\n", flags);
 276     /* These flags should only matter to performances */
 277     else if(flags & (D3DXSPRITE_SORT_DEPTH_FRONTTOBACK | D3DXSPRITE_SORT_TEXTURE))
 278         TRACE("Flags unsupported: %#x\n", flags);
 279
 280     if(This->vdecl==NULL) {
 281         static const D3DVERTEXELEMENT9 elements[] =
 282         {
 283             { 0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
 284             { 0, 12, D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0 },
 285             { 0, 16, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
 286             D3DDECL_END()
 287         };
 288         IDirect3DDevice9_CreateVertexDeclaration(This->device, elements, &This->vdecl);
 289     }
 290
 291     if(!(flags & D3DXSPRITE_DONOTSAVESTATE)) {
 292         if(This->stateblock==NULL) {
 293             /* Tell our state block what it must store */
 294             hr=IDirect3DDevice9_BeginStateBlock(This->device);
 295             if(hr!=D3D_OK) return hr;
 296
 297             set_states(This);
 298
 299             IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 300             IDirect3DDevice9_SetStreamSource(This->device, 0, NULL, 0, sizeof(SPRITEVERTEX));
 301             IDirect3DDevice9_SetIndices(This->device, NULL);
 302             IDirect3DDevice9_SetTexture(This->device, 0, NULL);
 303
 304             IDirect3DDevice9_EndStateBlock(This->device, &This->stateblock);
 305         }
 306         IDirect3DStateBlock9_Capture(This->stateblock); /* Save current state */
 307     }
 308
 309     /* Apply device state */
 310     set_states(This);
 311
 312     This->flags=flags;
 313     This->ready=TRUE;
 314
 315     return D3D_OK;
 316 }
 317
 318 static HRESULT WINAPI ID3DXSpriteImpl_Draw(ID3DXSprite *iface, IDirect3DTexture9 *texture,
 319         const RECT *rect, const D3DXVECTOR3 *center, const D3DXVECTOR3 *position, D3DCOLOR color)
 320 {
 321     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 322     D3DSURFACE_DESC texdesc;
 323
 324     TRACE("iface %p, texture %p, rect %s, center %p, position %p, color 0x%08x.\n",
 325             iface, texture, wine_dbgstr_rect(rect), center, position, color);
 326
 327     if(texture==NULL) return D3DERR_INVALIDCALL;
 328     if(!This->ready) return D3DERR_INVALIDCALL;
 329
 330     if(This->allocated_sprites==0) {
 331         This->sprites=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 32*sizeof(SPRITE));
 332         This->allocated_sprites=32;
 333     } else if(This->allocated_sprites<=This->sprite_count) {
 334         This->allocated_sprites=This->allocated_sprites*3/2;
 335         This->sprites=HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->sprites, This->allocated_sprites*sizeof(SPRITE));
 336     }
 337     This->sprites[This->sprite_count].texture=texture;
 338     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 339         IDirect3DTexture9_AddRef(texture);
 340
 341     /* Reuse the texture desc if possible */
 342     if(This->sprite_count) {
 343         if(This->sprites[This->sprite_count-1].texture!=texture) {
 344             IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 345         } else {
 346             texdesc.Width=This->sprites[This->sprite_count-1].texw;
 347             texdesc.Height=This->sprites[This->sprite_count-1].texh;
 348         }
 349     } else IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 350
 351     This->sprites[This->sprite_count].texw=texdesc.Width;
 352     This->sprites[This->sprite_count].texh=texdesc.Height;
 353
 354     if(rect==NULL) {
 355         This->sprites[This->sprite_count].rect.left=0;
 356         This->sprites[This->sprite_count].rect.top=0;
 357         This->sprites[This->sprite_count].rect.right=texdesc.Width;
 358         This->sprites[This->sprite_count].rect.bottom=texdesc.Height;
 359     } else This->sprites[This->sprite_count].rect=*rect;
 360
 361     if(center==NULL) {
 362         This->sprites[This->sprite_count].center.x=0.0f;
 363         This->sprites[This->sprite_count].center.y=0.0f;
 364         This->sprites[This->sprite_count].center.z=0.0f;
 365     } else This->sprites[This->sprite_count].center=*center;
 366
 367     if(position==NULL) {
 368         This->sprites[This->sprite_count].pos.x=0.0f;
 369         This->sprites[This->sprite_count].pos.y=0.0f;
 370         This->sprites[This->sprite_count].pos.z=0.0f;
 371     } else This->sprites[This->sprite_count].pos=*position;
 372
 373     This->sprites[This->sprite_count].color=color;
 374     This->sprites[This->sprite_count].transform=This->transform;
 375     This->sprite_count++;
 376
 377     return D3D_OK;
 378 }
 379
 380 static HRESULT WINAPI ID3DXSpriteImpl_Flush(ID3DXSprite *iface)
 381 {
 382     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 383     SPRITEVERTEX *vertices;
 384     int i, count=0, start;
 385
 386     TRACE("(%p)->()\n", This);
 387
 388     if(!This->ready) return D3DERR_INVALIDCALL;
 389     if(!This->sprite_count) return D3D_OK;
 390
 391 /* TODO: use of a vertex buffer here */
 392     vertices=HeapAlloc(GetProcessHeap(), 0, sizeof(SPRITEVERTEX)*6*This->sprite_count);
 393
 394     for(start=0;start<This->sprite_count;start+=count,count=0) {
 395         i=start;
 396         while(i<This->sprite_count &&
 397               (count==0 || This->sprites[i].texture==This->sprites[i-1].texture)) {
 398             float spritewidth=(float)This->sprites[i].rect.right-(float)This->sprites[i].rect.left;
 399             float spriteheight=(float)This->sprites[i].rect.bottom-(float)This->sprites[i].rect.top;
 400
 401             vertices[6*i  ].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 402             vertices[6*i  ].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 403             vertices[6*i  ].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 404             vertices[6*i+1].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 405             vertices[6*i+1].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 406             vertices[6*i+1].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 407             vertices[6*i+2].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 408             vertices[6*i+2].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 409             vertices[6*i+2].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 410             vertices[6*i+3].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 411             vertices[6*i+3].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 412             vertices[6*i+3].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 413             vertices[6*i  ].col   = This->sprites[i].color;
 414             vertices[6*i+1].col   = This->sprites[i].color;
 415             vertices[6*i+2].col   = This->sprites[i].color;
 416             vertices[6*i+3].col   = This->sprites[i].color;
 417             vertices[6*i  ].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 418             vertices[6*i  ].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 419             vertices[6*i+1].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 420             vertices[6*i+1].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 421             vertices[6*i+2].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 422             vertices[6*i+2].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 423             vertices[6*i+3].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 424             vertices[6*i+3].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 425
 426             vertices[6*i+4]=vertices[6*i];
 427             vertices[6*i+5]=vertices[6*i+2];
 428
 429             D3DXVec3TransformCoordArray(&vertices[6*i].pos, sizeof(SPRITEVERTEX),
 430                                         &vertices[6*i].pos, sizeof(SPRITEVERTEX),
 431                                         &This->sprites[i].transform, 6);
 432             count++;
 433             i++;
 434         }
 435
 436         IDirect3DDevice9_SetTexture(This->device, 0, (struct IDirect3DBaseTexture9 *)This->sprites[start].texture);
 437         IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 438
 439         IDirect3DDevice9_DrawPrimitiveUP(This->device, D3DPT_TRIANGLELIST, 2*count, vertices+6*start, sizeof(SPRITEVERTEX));
 440     }
 441     HeapFree(GetProcessHeap(), 0, vertices);
 442
 443     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 444         for(i=0;i<This->sprite_count;i++)
 445             IDirect3DTexture9_Release(This->sprites[i].texture);
 446
 447     This->sprite_count=0;
 448
 449     /* Flush may be called more than once, so we don't reset This->ready here */
 450
 451     return D3D_OK;
 452 }
 453
 454 static HRESULT WINAPI ID3DXSpriteImpl_End(ID3DXSprite *iface)
 455 {
 456     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 457
 458     TRACE("(%p)->()\n", This);
 459
 460     if(!This->ready) return D3DERR_INVALIDCALL;
 461
 462     ID3DXSprite_Flush(iface);
 463
 464     if(!(This->flags & D3DXSPRITE_DONOTSAVESTATE))
 465         if(This->stateblock) IDirect3DStateBlock9_Apply(This->stateblock); /* Restore old state */
 466
 467     This->ready=FALSE;
 468
 469     return D3D_OK;
 470 }
 471
 472 static HRESULT WINAPI ID3DXSpriteImpl_OnLostDevice(ID3DXSprite *iface)
 473 {
 474     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 475
 476     TRACE("(%p)->()\n", This);
 477
 478     if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 479     if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 480     This->vdecl=NULL;
 481     This->stateblock=NULL;
 482
 483     /* Reset some variables */
 484     ID3DXSprite_OnResetDevice(iface);
 485
 486     return D3D_OK;
 487 }
 488
 489 static HRESULT WINAPI ID3DXSpriteImpl_OnResetDevice(ID3DXSprite *iface)
 490 {
 491     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 492     int i;
 493
 494     TRACE("(%p)->()\n", This);
 495
 496     for(i=0;i<This->sprite_count;i++)
 497         if(This->sprites[i].texture)
 498             IDirect3DTexture9_Release(This->sprites[i].texture);
 499
 500     This->sprite_count=0;
 501
 502     This->flags=0;
 503     This->ready=FALSE;
 504
 505     /* keep matrices */
 506     /* device objects get restored on Begin */
 507
 508     return D3D_OK;
 509 }
 510
 511 static const ID3DXSpriteVtbl D3DXSprite_Vtbl =
 512 {
 513     /*** IUnknown methods ***/
 514     ID3DXSpriteImpl_QueryInterface,
 515     ID3DXSpriteImpl_AddRef,
 516     ID3DXSpriteImpl_Release,
 517     /*** ID3DXSprite methods ***/
 518     ID3DXSpriteImpl_GetDevice,
 519     ID3DXSpriteImpl_GetTransform,
 520     ID3DXSpriteImpl_SetTransform,
 521     ID3DXSpriteImpl_SetWorldViewRH,
 522     ID3DXSpriteImpl_SetWorldViewLH,
 523     ID3DXSpriteImpl_Begin,
 524     ID3DXSpriteImpl_Draw,
 525     ID3DXSpriteImpl_Flush,
 526     ID3DXSpriteImpl_End,
 527     ID3DXSpriteImpl_OnLostDevice,
 528     ID3DXSpriteImpl_OnResetDevice
 529 };
 530
 531 HRESULT WINAPI D3DXCreateSprite(struct IDirect3DDevice9 *device, struct ID3DXSprite **sprite)
 532 {
 533     ID3DXSpriteImpl *object;
 534     D3DCAPS9 caps;
 535
 536     TRACE("(%p, %p)\n", device, sprite);
 537
 538     if(device==NULL || sprite==NULL) return D3DERR_INVALIDCALL;
 539
 540     object=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ID3DXSpriteImpl));
 541     if(object==NULL) {
 542         *sprite=NULL;
 543         return E_OUTOFMEMORY;
 544     }
 545     object->ID3DXSprite_iface.lpVtbl = &D3DXSprite_Vtbl;
 546     object->ref=1;
 547     object->device=device;
 548     IUnknown_AddRef(device);
 549
 550     object->vdecl=NULL;
 551     object->stateblock=NULL;
 552
 553     D3DXMatrixIdentity(&object->transform);
 554     D3DXMatrixIdentity(&object->view);
 555
 556     IDirect3DDevice9_GetDeviceCaps(device, &caps);
 557     object->texfilter_caps=caps.TextureFilterCaps;
 558     object->maxanisotropy=caps.MaxAnisotropy;
 559     object->alphacmp_caps=caps.AlphaCmpCaps;
 560
 561     ID3DXSprite_OnResetDevice(&object->ID3DXSprite_iface);
 562
 563     object->sprites=NULL;
 564     object->allocated_sprites=0;
 565     *sprite=&object->ID3DXSprite_iface;
 566
 567     return D3D_OK;
 568 }