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