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 <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 **out)
  73 {
  74     TRACE("iface %p, riid %s, out %p.\n", iface, debugstr_guid(riid), out);
  75
  76     if (IsEqualGUID(riid, &IID_ID3DXSprite)
  77             || IsEqualGUID(riid, &IID_IUnknown))
  78     {
  79         IUnknown_AddRef(iface);
  80         *out = iface;
  81         return S_OK;
  82     }
  83
  84     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
  85
  86     *out = NULL;
  87     return E_NOINTERFACE;
  88 }
  89
  90 static ULONG WINAPI ID3DXSpriteImpl_AddRef(ID3DXSprite *iface)
  91 {
  92     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
  93     ULONG ref=InterlockedIncrement(&This->ref);
  94     TRACE("(%p)->(): AddRef from %d\n", This, ref-1);
  95     return ref;
  96 }
  97
  98 static ULONG WINAPI ID3DXSpriteImpl_Release(ID3DXSprite *iface)
  99 {
 100     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 101     ULONG ref=InterlockedDecrement(&This->ref);
 102
 103     TRACE("(%p)->(): ReleaseRef to %d\n", This, ref);
 104
 105     if(ref==0) {
 106         if(This->sprites) {
 107             int i;
 108             for(i=0;i<This->sprite_count;i++)
 109                 if(This->sprites[i].texture)
 110                     IDirect3DTexture9_Release(This->sprites[i].texture);
 111
 112             HeapFree(GetProcessHeap(), 0, This->sprites);
 113         }
 114         if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 115         if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 116         if(This->device) IDirect3DDevice9_Release(This->device);
 117         HeapFree(GetProcessHeap(), 0, This);
 118     }
 119     return ref;
 120 }
 121
 122 static HRESULT WINAPI ID3DXSpriteImpl_GetDevice(struct ID3DXSprite *iface, struct IDirect3DDevice9 **device)
 123 {
 124     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 125
 126     TRACE("(%p)->(%p)\n", This, device);
 127
 128     if(device==NULL) return D3DERR_INVALIDCALL;
 129     *device=This->device;
 130     IDirect3DDevice9_AddRef(This->device);
 131
 132     return D3D_OK;
 133 }
 134
 135 static HRESULT WINAPI ID3DXSpriteImpl_GetTransform(ID3DXSprite *iface, D3DXMATRIX *transform)
 136 {
 137     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 138
 139     TRACE("(%p)->(%p)\n", This, transform);
 140
 141     if(transform==NULL) return D3DERR_INVALIDCALL;
 142     *transform=This->transform;
 143
 144     return D3D_OK;
 145 }
 146
 147 static HRESULT WINAPI ID3DXSpriteImpl_SetTransform(ID3DXSprite *iface, CONST D3DXMATRIX *transform)
 148 {
 149     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 150
 151     TRACE("(%p)->(%p)\n", This, transform);
 152
 153     if(transform==NULL) return D3DERR_INVALIDCALL;
 154     This->transform=*transform;
 155
 156     return D3D_OK;
 157 }
 158
 159 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewRH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 160         CONST D3DXMATRIX *view)
 161 {
 162     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 163     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 164     return E_NOTIMPL;
 165 }
 166
 167 static HRESULT WINAPI ID3DXSpriteImpl_SetWorldViewLH(ID3DXSprite *iface, CONST D3DXMATRIX *world,
 168         CONST D3DXMATRIX *view)
 169 {
 170     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 171     FIXME("(%p)->(%p, %p): stub\n", This, world, view);
 172     return E_NOTIMPL;
 173 }
 174
 175 /* Helper function */
 176 static void set_states(ID3DXSpriteImpl *object)
 177 {
 178     D3DXMATRIX mat;
 179     D3DVIEWPORT9 vp;
 180
 181     /* Miscellaneous stuff */
 182     IDirect3DDevice9_SetVertexShader(object->device, NULL);
 183     IDirect3DDevice9_SetPixelShader(object->device, NULL);
 184     IDirect3DDevice9_SetNPatchMode(object->device, 0.0f);
 185
 186     /* Render states */
 187     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
 188     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
 189     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
 190     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
 191     IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
 192     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
 193     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, FALSE);
 194     IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
 195                                     D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
 196     IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
 197     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
 198     IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
 199     IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
 200     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
 201     IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
 202     IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
 203     IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
 204     IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
 205     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
 206     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
 207     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
 208     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
 209     IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
 210     IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
 211     IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
 212     IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
 213
 214     /* Texture stage states */
 215     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
 216     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
 217     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
 218     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG1, D3DTA_TEXTURE);
 219     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE);
 220     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_COLOROP, D3DTOP_MODULATE);
 221     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXCOORDINDEX, 0);
 222     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_DISABLE);
 223     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_ALPHAOP, D3DTOP_DISABLE);
 224     IDirect3DDevice9_SetTextureStageState(object->device, 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
 225
 226     /* Sampler states */
 227     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP);
 228     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP);
 229
 230     if(object->texfilter_caps & D3DPTFILTERCAPS_MAGFANISOTROPIC)
 231         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_ANISOTROPIC);
 232     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
 233
 234     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXMIPLEVEL, 0);
 235     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MAXANISOTROPY, object->maxanisotropy);
 236
 237     if(object->texfilter_caps & D3DPTFILTERCAPS_MINFANISOTROPIC)
 238         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_ANISOTROPIC);
 239     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
 240
 241     if(object->texfilter_caps & D3DPTFILTERCAPS_MIPFLINEAR)
 242         IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR);
 243     else IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPFILTER, D3DTEXF_POINT);
 244
 245     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_MIPMAPLODBIAS, 0);
 246     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_SRGBTEXTURE, 0);
 247
 248     /* Matrices */
 249     D3DXMatrixIdentity(&mat);
 250     IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
 251     IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
 252     IDirect3DDevice9_GetViewport(object->device, &vp);
 253     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);
 254     IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
 255 }
 256
 257 static HRESULT WINAPI ID3DXSpriteImpl_Begin(ID3DXSprite *iface, DWORD flags)
 258 {
 259     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 260     HRESULT hr;
 261
 262     TRACE("(%p)->(%#x)\n", This, flags);
 263
 264     if(flags>D3DXSPRITE_FLAGLIMIT || This->ready) return D3DERR_INVALIDCALL;
 265
 266 /* TODO: Implement flags:
 267 D3DXSPRITE_BILLBOARD: makes the sprite always face the camera
 268 D3DXSPRITE_DONOTMODIFY_RENDERSTATE: name says it all
 269 D3DXSPRITE_OBJECTSPACE: do not change device transforms
 270 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT: sort by position
 271 D3DXSPRITE_SORT_DEPTH_FRONTTOBACK: sort by position
 272 D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
 273 */
 274 /* Seems like alpha blending is always enabled, regardless of D3DXSPRITE_ALPHABLEND flag */
 275     if(flags & (D3DXSPRITE_BILLBOARD |
 276                 D3DXSPRITE_DONOTMODIFY_RENDERSTATE | D3DXSPRITE_OBJECTSPACE |
 277                 D3DXSPRITE_SORT_DEPTH_BACKTOFRONT))
 278         FIXME("Flags unsupported: %#x\n", flags);
 279     /* These flags should only matter to performances */
 280     else if(flags & (D3DXSPRITE_SORT_DEPTH_FRONTTOBACK | D3DXSPRITE_SORT_TEXTURE))
 281         TRACE("Flags unsupported: %#x\n", flags);
 282
 283     if(This->vdecl==NULL) {
 284         static const D3DVERTEXELEMENT9 elements[] =
 285         {
 286             { 0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
 287             { 0, 12, D3DDECLTYPE_D3DCOLOR, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_COLOR, 0 },
 288             { 0, 16, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
 289             D3DDECL_END()
 290         };
 291         IDirect3DDevice9_CreateVertexDeclaration(This->device, elements, &This->vdecl);
 292     }
 293
 294     if(!(flags & D3DXSPRITE_DONOTSAVESTATE)) {
 295         if(This->stateblock==NULL) {
 296             /* Tell our state block what it must store */
 297             hr=IDirect3DDevice9_BeginStateBlock(This->device);
 298             if(hr!=D3D_OK) return hr;
 299
 300             set_states(This);
 301
 302             IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 303             IDirect3DDevice9_SetStreamSource(This->device, 0, NULL, 0, sizeof(SPRITEVERTEX));
 304             IDirect3DDevice9_SetIndices(This->device, NULL);
 305             IDirect3DDevice9_SetTexture(This->device, 0, NULL);
 306
 307             IDirect3DDevice9_EndStateBlock(This->device, &This->stateblock);
 308         }
 309         IDirect3DStateBlock9_Capture(This->stateblock); /* Save current state */
 310     }
 311
 312     /* Apply device state */
 313     set_states(This);
 314
 315     This->flags=flags;
 316     This->ready=TRUE;
 317
 318     return D3D_OK;
 319 }
 320
 321 static HRESULT WINAPI ID3DXSpriteImpl_Draw(ID3DXSprite *iface, IDirect3DTexture9 *texture,
 322         const RECT *rect, const D3DXVECTOR3 *center, const D3DXVECTOR3 *position, D3DCOLOR color)
 323 {
 324     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 325     D3DSURFACE_DESC texdesc;
 326
 327     TRACE("iface %p, texture %p, rect %s, center %p, position %p, color 0x%08x.\n",
 328             iface, texture, wine_dbgstr_rect(rect), center, position, color);
 329
 330     if(texture==NULL) return D3DERR_INVALIDCALL;
 331     if(!This->ready) return D3DERR_INVALIDCALL;
 332
 333     if(This->allocated_sprites==0) {
 334         This->sprites=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 32*sizeof(SPRITE));
 335         This->allocated_sprites=32;
 336     } else if(This->allocated_sprites<=This->sprite_count) {
 337         This->allocated_sprites=This->allocated_sprites*3/2;
 338         This->sprites=HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->sprites, This->allocated_sprites*sizeof(SPRITE));
 339     }
 340     This->sprites[This->sprite_count].texture=texture;
 341     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 342         IDirect3DTexture9_AddRef(texture);
 343
 344     /* Reuse the texture desc if possible */
 345     if(This->sprite_count) {
 346         if(This->sprites[This->sprite_count-1].texture!=texture) {
 347             IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 348         } else {
 349             texdesc.Width=This->sprites[This->sprite_count-1].texw;
 350             texdesc.Height=This->sprites[This->sprite_count-1].texh;
 351         }
 352     } else IDirect3DTexture9_GetLevelDesc(texture, 0, &texdesc);
 353
 354     This->sprites[This->sprite_count].texw=texdesc.Width;
 355     This->sprites[This->sprite_count].texh=texdesc.Height;
 356
 357     if(rect==NULL) {
 358         This->sprites[This->sprite_count].rect.left=0;
 359         This->sprites[This->sprite_count].rect.top=0;
 360         This->sprites[This->sprite_count].rect.right=texdesc.Width;
 361         This->sprites[This->sprite_count].rect.bottom=texdesc.Height;
 362     } else This->sprites[This->sprite_count].rect=*rect;
 363
 364     if(center==NULL) {
 365         This->sprites[This->sprite_count].center.x=0.0f;
 366         This->sprites[This->sprite_count].center.y=0.0f;
 367         This->sprites[This->sprite_count].center.z=0.0f;
 368     } else This->sprites[This->sprite_count].center=*center;
 369
 370     if(position==NULL) {
 371         This->sprites[This->sprite_count].pos.x=0.0f;
 372         This->sprites[This->sprite_count].pos.y=0.0f;
 373         This->sprites[This->sprite_count].pos.z=0.0f;
 374     } else This->sprites[This->sprite_count].pos=*position;
 375
 376     This->sprites[This->sprite_count].color=color;
 377     This->sprites[This->sprite_count].transform=This->transform;
 378     This->sprite_count++;
 379
 380     return D3D_OK;
 381 }
 382
 383 static HRESULT WINAPI ID3DXSpriteImpl_Flush(ID3DXSprite *iface)
 384 {
 385     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 386     SPRITEVERTEX *vertices;
 387     int i, count=0, start;
 388
 389     TRACE("(%p)->()\n", This);
 390
 391     if(!This->ready) return D3DERR_INVALIDCALL;
 392     if(!This->sprite_count) return D3D_OK;
 393
 394 /* TODO: use of a vertex buffer here */
 395     vertices=HeapAlloc(GetProcessHeap(), 0, sizeof(SPRITEVERTEX)*6*This->sprite_count);
 396
 397     for(start=0;start<This->sprite_count;start+=count,count=0) {
 398         i=start;
 399         while(i<This->sprite_count &&
 400               (count==0 || This->sprites[i].texture==This->sprites[i-1].texture)) {
 401             float spritewidth=(float)This->sprites[i].rect.right-(float)This->sprites[i].rect.left;
 402             float spriteheight=(float)This->sprites[i].rect.bottom-(float)This->sprites[i].rect.top;
 403
 404             vertices[6*i  ].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 405             vertices[6*i  ].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 406             vertices[6*i  ].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 407             vertices[6*i+1].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 408             vertices[6*i+1].pos.y = This->sprites[i].pos.y - This->sprites[i].center.y;
 409             vertices[6*i+1].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 410             vertices[6*i+2].pos.x = spritewidth + This->sprites[i].pos.x - This->sprites[i].center.x;
 411             vertices[6*i+2].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 412             vertices[6*i+2].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 413             vertices[6*i+3].pos.x = This->sprites[i].pos.x - This->sprites[i].center.x;
 414             vertices[6*i+3].pos.y = spriteheight + This->sprites[i].pos.y - This->sprites[i].center.y;
 415             vertices[6*i+3].pos.z = This->sprites[i].pos.z - This->sprites[i].center.z;
 416             vertices[6*i  ].col   = This->sprites[i].color;
 417             vertices[6*i+1].col   = This->sprites[i].color;
 418             vertices[6*i+2].col   = This->sprites[i].color;
 419             vertices[6*i+3].col   = This->sprites[i].color;
 420             vertices[6*i  ].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 421             vertices[6*i  ].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 422             vertices[6*i+1].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 423             vertices[6*i+1].tex.y = (float)This->sprites[i].rect.top / (float)This->sprites[i].texh;
 424             vertices[6*i+2].tex.x = (float)This->sprites[i].rect.right / (float)This->sprites[i].texw;
 425             vertices[6*i+2].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 426             vertices[6*i+3].tex.x = (float)This->sprites[i].rect.left / (float)This->sprites[i].texw;
 427             vertices[6*i+3].tex.y = (float)This->sprites[i].rect.bottom / (float)This->sprites[i].texh;
 428
 429             vertices[6*i+4]=vertices[6*i];
 430             vertices[6*i+5]=vertices[6*i+2];
 431
 432             D3DXVec3TransformCoordArray(&vertices[6*i].pos, sizeof(SPRITEVERTEX),
 433                                         &vertices[6*i].pos, sizeof(SPRITEVERTEX),
 434                                         &This->sprites[i].transform, 6);
 435             count++;
 436             i++;
 437         }
 438
 439         IDirect3DDevice9_SetTexture(This->device, 0, (struct IDirect3DBaseTexture9 *)This->sprites[start].texture);
 440         IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
 441
 442         IDirect3DDevice9_DrawPrimitiveUP(This->device, D3DPT_TRIANGLELIST, 2*count, vertices+6*start, sizeof(SPRITEVERTEX));
 443     }
 444     HeapFree(GetProcessHeap(), 0, vertices);
 445
 446     if(!(This->flags & D3DXSPRITE_DO_NOT_ADDREF_TEXTURE))
 447         for(i=0;i<This->sprite_count;i++)
 448             IDirect3DTexture9_Release(This->sprites[i].texture);
 449
 450     This->sprite_count=0;
 451
 452     /* Flush may be called more than once, so we don't reset This->ready here */
 453
 454     return D3D_OK;
 455 }
 456
 457 static HRESULT WINAPI ID3DXSpriteImpl_End(ID3DXSprite *iface)
 458 {
 459     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 460
 461     TRACE("(%p)->()\n", This);
 462
 463     if(!This->ready) return D3DERR_INVALIDCALL;
 464
 465     ID3DXSprite_Flush(iface);
 466
 467     if(!(This->flags & D3DXSPRITE_DONOTSAVESTATE))
 468         if(This->stateblock) IDirect3DStateBlock9_Apply(This->stateblock); /* Restore old state */
 469
 470     This->ready=FALSE;
 471
 472     return D3D_OK;
 473 }
 474
 475 static HRESULT WINAPI ID3DXSpriteImpl_OnLostDevice(ID3DXSprite *iface)
 476 {
 477     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 478
 479     TRACE("(%p)->()\n", This);
 480
 481     if(This->stateblock) IDirect3DStateBlock9_Release(This->stateblock);
 482     if(This->vdecl) IDirect3DVertexDeclaration9_Release(This->vdecl);
 483     This->vdecl=NULL;
 484     This->stateblock=NULL;
 485
 486     /* Reset some variables */
 487     ID3DXSprite_OnResetDevice(iface);
 488
 489     return D3D_OK;
 490 }
 491
 492 static HRESULT WINAPI ID3DXSpriteImpl_OnResetDevice(ID3DXSprite *iface)
 493 {
 494     ID3DXSpriteImpl *This = impl_from_ID3DXSprite(iface);
 495     int i;
 496
 497     TRACE("(%p)->()\n", This);
 498
 499     for(i=0;i<This->sprite_count;i++)
 500         if(This->sprites[i].texture)
 501             IDirect3DTexture9_Release(This->sprites[i].texture);
 502
 503     This->sprite_count=0;
 504
 505     This->flags=0;
 506     This->ready=FALSE;
 507
 508     /* keep matrices */
 509     /* device objects get restored on Begin */
 510
 511     return D3D_OK;
 512 }
 513
 514 static const ID3DXSpriteVtbl D3DXSprite_Vtbl =
 515 {
 516     /*** IUnknown methods ***/
 517     ID3DXSpriteImpl_QueryInterface,
 518     ID3DXSpriteImpl_AddRef,
 519     ID3DXSpriteImpl_Release,
 520     /*** ID3DXSprite methods ***/
 521     ID3DXSpriteImpl_GetDevice,
 522     ID3DXSpriteImpl_GetTransform,
 523     ID3DXSpriteImpl_SetTransform,
 524     ID3DXSpriteImpl_SetWorldViewRH,
 525     ID3DXSpriteImpl_SetWorldViewLH,
 526     ID3DXSpriteImpl_Begin,
 527     ID3DXSpriteImpl_Draw,
 528     ID3DXSpriteImpl_Flush,
 529     ID3DXSpriteImpl_End,
 530     ID3DXSpriteImpl_OnLostDevice,
 531     ID3DXSpriteImpl_OnResetDevice
 532 };
 533
 534 HRESULT WINAPI D3DXCreateSprite(struct IDirect3DDevice9 *device, struct ID3DXSprite **sprite)
 535 {
 536     ID3DXSpriteImpl *object;
 537     D3DCAPS9 caps;
 538
 539     TRACE("(%p, %p)\n", device, sprite);
 540
 541     if(device==NULL || sprite==NULL) return D3DERR_INVALIDCALL;
 542
 543     object=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ID3DXSpriteImpl));
 544     if(object==NULL) {
 545         *sprite=NULL;
 546         return E_OUTOFMEMORY;
 547     }
 548     object->ID3DXSprite_iface.lpVtbl = &D3DXSprite_Vtbl;
 549     object->ref=1;
 550     object->device=device;
 551     IUnknown_AddRef(device);
 552
 553     object->vdecl=NULL;
 554     object->stateblock=NULL;
 555
 556     D3DXMatrixIdentity(&object->transform);
 557     D3DXMatrixIdentity(&object->view);
 558
 559     IDirect3DDevice9_GetDeviceCaps(device, &caps);
 560     object->texfilter_caps=caps.TextureFilterCaps;
 561     object->maxanisotropy=caps.MaxAnisotropy;
 562     object->alphacmp_caps=caps.AlphaCmpCaps;
 563
 564     ID3DXSprite_OnResetDevice(&object->ID3DXSprite_iface);
 565
 566     object->sprites=NULL;
 567     object->allocated_sprites=0;
 568     *sprite=&object->ID3DXSprite_iface;
 569
 570     return D3D_OK;
 571 }