ddraw: Store the fvf in the ddraw buffer.
[wine/multimedia.git] / dlls / ddraw / vertexbuffer.c
blobde94791bf6677d7deb55a9d46e4d38f99413d09c
1 /* Direct3D Vertex Buffer
2 * Copyright (c) 2002 Lionel ULMER
3 * Copyright (c) 2006 Stefan DÖSINGER
5 * This file contains the implementation of Direct3DVertexBuffer COM object
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "config.h"
23 #include "wine/port.h"
24 #include "wine/debug.h"
26 #include <assert.h>
27 #include <stdarg.h>
28 #include <string.h>
29 #include <stdlib.h>
31 #define COBJMACROS
33 #include "windef.h"
34 #include "winbase.h"
35 #include "winerror.h"
36 #include "wingdi.h"
37 #include "wine/exception.h"
39 #include "ddraw.h"
40 #include "d3d.h"
42 #include "ddraw_private.h"
44 WINE_DEFAULT_DEBUG_CHANNEL(d3d7);
45 WINE_DECLARE_DEBUG_CHANNEL(ddraw_thunk);
47 /*****************************************************************************
48 * IUnknown Methods
49 *****************************************************************************/
51 /*****************************************************************************
52 * IDirect3DVertexBuffer7::QueryInterface
54 * The QueryInterface Method for Vertex Buffers
55 * For a link to QueryInterface rules, see IDirectDraw7::QueryInterface
57 * Params
58 * riid: Queryied Interface id
59 * obj: Address to return the interface pointer
61 * Returns:
62 * S_OK on success
63 * E_NOINTERFACE if the interface wasn't found
65 *****************************************************************************/
66 static HRESULT WINAPI
67 IDirect3DVertexBufferImpl_QueryInterface(IDirect3DVertexBuffer7 *iface,
68 REFIID riid,
69 void **obj)
71 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
72 TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), obj);
74 /* By default, set the object pointer to NULL */
75 *obj = NULL;
77 if ( IsEqualGUID( &IID_IUnknown, riid ) )
79 IUnknown_AddRef(iface);
80 *obj = iface;
81 TRACE(" Creating IUnknown interface at %p.\n", *obj);
82 return S_OK;
84 if ( IsEqualGUID( &IID_IDirect3DVertexBuffer, riid ) )
86 IUnknown_AddRef(iface);
87 *obj = &This->IDirect3DVertexBuffer_vtbl;
88 TRACE(" Creating IDirect3DVertexBuffer interface %p\n", *obj);
89 return S_OK;
91 if ( IsEqualGUID( &IID_IDirect3DVertexBuffer7, riid ) )
93 IUnknown_AddRef(iface);
94 *obj = iface;
95 TRACE(" Creating IDirect3DVertexBuffer7 interface %p\n", *obj);
96 return S_OK;
98 FIXME("(%p): interface for IID %s NOT found!\n", This, debugstr_guid(riid));
99 return E_NOINTERFACE;
102 static HRESULT WINAPI
103 Thunk_IDirect3DVertexBufferImpl_1_QueryInterface(IDirect3DVertexBuffer *iface,
104 REFIID riid,
105 void **obj)
107 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
108 TRACE_(ddraw_thunk)("(%p)->(%s,%p) thunking to IDirect3DVertexBuffer7 interface.\n", This, debugstr_guid(riid), obj);
110 return IDirect3DVertexBuffer7_QueryInterface((IDirect3DVertexBuffer7 *)This, riid, obj);
113 /*****************************************************************************
114 * IDirect3DVertexBuffer7::AddRef
116 * AddRef for Vertex Buffers
118 * Returns:
119 * The new refcount
121 *****************************************************************************/
122 static ULONG WINAPI
123 IDirect3DVertexBufferImpl_AddRef(IDirect3DVertexBuffer7 *iface)
125 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
126 ULONG ref = InterlockedIncrement(&This->ref);
128 TRACE("(%p/%p)->() incrementing from %u.\n", This, iface, ref - 1);
130 return ref;
133 static ULONG WINAPI
134 Thunk_IDirect3DVertexBufferImpl_1_AddRef(IDirect3DVertexBuffer *iface)
136 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
137 TRACE_(ddraw_thunk)("(%p)->() thunking to IDirect3DVertexBuffer7 interface.\n", This);
139 return IDirect3DVertexBuffer7_AddRef((IDirect3DVertexBuffer7 *)This);
143 /*****************************************************************************
144 * IDirect3DVertexBuffer7::Release
146 * Release for Vertex Buffers
148 * Returns:
149 * The new refcount
151 *****************************************************************************/
152 static ULONG WINAPI
153 IDirect3DVertexBufferImpl_Release(IDirect3DVertexBuffer7 *iface)
155 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
156 ULONG ref = InterlockedDecrement(&This->ref);
158 TRACE("(%p)->() decrementing from %u.\n", This, ref + 1);
160 if (ref == 0)
162 IWineD3DBuffer *curVB = NULL;
163 UINT offset, stride;
165 EnterCriticalSection(&ddraw_cs);
166 /* D3D7 Vertex buffers don't stay bound in the device, they are passed as a parameter
167 * to drawPrimitiveVB. DrawPrimitiveVB sets them as the stream source in wined3d,
168 * and they should get unset there before they are destroyed
170 IWineD3DDevice_GetStreamSource(This->ddraw->wineD3DDevice,
171 0 /* Stream number */,
172 &curVB,
173 &offset,
174 &stride);
175 if(curVB == This->wineD3DVertexBuffer)
177 IWineD3DDevice_SetStreamSource(This->ddraw->wineD3DDevice,
178 0 /* Steam number */,
179 NULL /* stream data */,
180 0 /* Offset */,
181 0 /* stride */);
183 if(curVB)
185 IWineD3DBuffer_Release(curVB); /* For the GetStreamSource */
188 IWineD3DVertexDeclaration_Release(This->wineD3DVertexDeclaration);
189 IWineD3DBuffer_Release(This->wineD3DVertexBuffer);
190 LeaveCriticalSection(&ddraw_cs);
191 HeapFree(GetProcessHeap(), 0, This);
193 return 0;
195 return ref;
198 static ULONG WINAPI
199 Thunk_IDirect3DVertexBufferImpl_1_Release(IDirect3DVertexBuffer *iface)
201 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
202 TRACE_(ddraw_thunk)("(%p)->() thunking to IDirect3DVertexBuffer7 interface.\n", This);
204 return IDirect3DVertexBuffer7_Release((IDirect3DVertexBuffer7 *)This);
207 /*****************************************************************************
208 * IDirect3DVertexBuffer Methods
209 *****************************************************************************/
211 /*****************************************************************************
212 * IDirect3DVertexBuffer7::Lock
214 * Locks the vertex buffer and returns a pointer to the vertex data
215 * Locking vertex buffers is similar to locking surfaces, because Windows
216 * uses surfaces to store vertex data internally (According to the DX sdk)
218 * Params:
219 * Flags: Locking flags. Relevant here are DDLOCK_READONLY, DDLOCK_WRITEONLY,
220 * DDLOCK_DISCARDCONTENTS and DDLOCK_NOOVERWRITE.
221 * Data: Returns a pointer to the vertex data
222 * Size: Returns the size of the buffer if not NULL
224 * Returns:
225 * D3D_OK on success
226 * DDERR_INVALIDPARAMS if Data is NULL
227 * D3DERR_VERTEXBUFFEROPTIMIZED if called on an optimized buffer(WineD3D)
229 *****************************************************************************/
230 static HRESULT WINAPI
231 IDirect3DVertexBufferImpl_Lock(IDirect3DVertexBuffer7 *iface,
232 DWORD Flags,
233 void **Data,
234 DWORD *Size)
236 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
237 WINED3DBUFFER_DESC Desc;
238 HRESULT hr;
239 TRACE("(%p)->(%08x,%p,%p)\n", This, Flags, Data, Size);
241 EnterCriticalSection(&ddraw_cs);
242 if(Size)
244 /* Get the size, for returning it, and for locking */
245 hr = IWineD3DBuffer_GetDesc(This->wineD3DVertexBuffer, &Desc);
246 if(hr != D3D_OK)
248 ERR("(%p) IWineD3DBuffer::GetDesc failed with hr=%08x\n", This, hr);
249 LeaveCriticalSection(&ddraw_cs);
250 return hr;
252 *Size = Desc.Size;
255 hr = IWineD3DBuffer_Map(This->wineD3DVertexBuffer, 0 /* OffsetToLock */,
256 0 /* SizeToLock, 0 == Full lock */, (BYTE **)Data, Flags);
257 LeaveCriticalSection(&ddraw_cs);
258 return hr;
261 static HRESULT WINAPI
262 Thunk_IDirect3DVertexBufferImpl_1_Lock(IDirect3DVertexBuffer *iface,
263 DWORD Flags,
264 void **Data,
265 DWORD *Size)
267 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
268 TRACE_(ddraw_thunk)("(%p)->(%08x,%p,%p) thunking to IDirect3DVertexBuffer7 interface.\n", This, Flags, Data, Size);
270 return IDirect3DVertexBuffer7_Lock((IDirect3DVertexBuffer7 *)This, Flags, Data, Size);
273 /*****************************************************************************
274 * IDirect3DVertexBuffer7::Unlock
276 * Unlocks a vertex Buffer
278 * Returns:
279 * D3D_OK on success
281 *****************************************************************************/
282 static HRESULT WINAPI
283 IDirect3DVertexBufferImpl_Unlock(IDirect3DVertexBuffer7 *iface)
285 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
286 HRESULT hr;
287 TRACE("(%p)->()\n", This);
289 EnterCriticalSection(&ddraw_cs);
290 hr = IWineD3DBuffer_Unmap(This->wineD3DVertexBuffer);
291 LeaveCriticalSection(&ddraw_cs);
293 return hr;
296 static HRESULT WINAPI
297 Thunk_IDirect3DVertexBufferImpl_1_Unlock(IDirect3DVertexBuffer *iface)
299 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
300 TRACE_(ddraw_thunk)("(%p)->() thunking to IDirect3DVertexBuffer7 interface.\n", This);
302 return IDirect3DVertexBuffer7_Unlock((IDirect3DVertexBuffer7 *)This);
306 /*****************************************************************************
307 * IDirect3DVertexBuffer7::ProcessVertices
309 * Processes untransformed Vertices into a transformed or optimized vertex
310 * buffer. It can also perform other operations, such as lighting or clipping
312 * Params
313 * VertexOp: Operation(s) to perform: D3DVOP_CLIP, _EXTENTS, _LIGHT, _TRANSFORM
314 * DestIndex: Index in the destination buffer(This), where the vertices are
315 * placed
316 * Count: Number of Vertices in the Source buffer to process
317 * SrcBuffer: Source vertex buffer
318 * SrcIndex: Index of the first vertex in the src buffer to process
319 * D3DDevice: Device to use for transformation
320 * Flags: 0 for default, D3DPV_DONOTCOPYDATA to prevent copying
321 * unchaned vertices
323 * Returns:
324 * D3D_OK on success
325 * DDERR_INVALIDPARAMS If D3DVOP_TRANSFORM wasn't passed
327 *****************************************************************************/
328 static HRESULT WINAPI
329 IDirect3DVertexBufferImpl_ProcessVertices(IDirect3DVertexBuffer7 *iface,
330 DWORD VertexOp,
331 DWORD DestIndex,
332 DWORD Count,
333 IDirect3DVertexBuffer7 *SrcBuffer,
334 DWORD SrcIndex,
335 IDirect3DDevice7 *D3DDevice,
336 DWORD Flags)
338 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
339 IDirect3DVertexBufferImpl *Src = (IDirect3DVertexBufferImpl *)SrcBuffer;
340 IDirect3DDeviceImpl *D3D = (IDirect3DDeviceImpl *)D3DDevice;
341 BOOL oldClip, doClip;
342 HRESULT hr;
344 TRACE("(%p)->(%08x,%d,%d,%p,%d,%p,%08x)\n", This, VertexOp, DestIndex, Count, Src, SrcIndex, D3D, Flags);
346 /* Vertex operations:
347 * D3DVOP_CLIP: Clips vertices outside the viewing frustrum. Needs clipping information
348 * in the vertex buffer (Buffer may not be created with D3DVBCAPS_DONOTCLIP)
349 * D3DVOP_EXTENTS: Causes the screen extents to be updated when rendering the vertices
350 * D3DVOP_LIGHT: Lights the vertices
351 * D3DVOP_TRANSFORM: Transform the vertices. This flag is necessary
353 * WineD3D only transforms and clips the vertices by now, so EXTENTS and LIGHT
354 * are not implemented. Clipping is disabled ATM, because of unsure conditions.
356 if( !(VertexOp & D3DVOP_TRANSFORM) ) return DDERR_INVALIDPARAMS;
358 EnterCriticalSection(&ddraw_cs);
359 /* WineD3D doesn't know d3d7 vertex operation, it uses
360 * render states instead. Set the render states according to
361 * the vertex ops
363 doClip = VertexOp & D3DVOP_CLIP ? TRUE : FALSE;
364 IWineD3DDevice_GetRenderState(D3D->wineD3DDevice,
365 WINED3DRS_CLIPPING,
366 (DWORD *) &oldClip);
367 if(doClip != oldClip)
369 IWineD3DDevice_SetRenderState(D3D->wineD3DDevice,
370 WINED3DRS_CLIPPING,
371 doClip);
374 IWineD3DDevice_SetStreamSource(D3D->wineD3DDevice,
375 0, /* Stream No */
376 Src->wineD3DVertexBuffer,
377 0, /* Offset */
378 get_flexible_vertex_size(Src->fvf));
379 IWineD3DDevice_SetVertexDeclaration(D3D->wineD3DDevice,
380 Src->wineD3DVertexDeclaration);
381 hr = IWineD3DDevice_ProcessVertices(D3D->wineD3DDevice,
382 SrcIndex,
383 DestIndex,
384 Count,
385 This->wineD3DVertexBuffer,
386 NULL /* Output vdecl */,
387 Flags);
389 /* Restore the states if needed */
390 if(doClip != oldClip)
391 IWineD3DDevice_SetRenderState(D3D->wineD3DDevice,
392 WINED3DRS_CLIPPING,
393 oldClip);
394 LeaveCriticalSection(&ddraw_cs);
395 return hr;
398 static HRESULT WINAPI
399 Thunk_IDirect3DVertexBufferImpl_1_ProcessVertices(IDirect3DVertexBuffer *iface,
400 DWORD VertexOp,
401 DWORD DestIndex,
402 DWORD Count,
403 IDirect3DVertexBuffer *SrcBuffer,
404 DWORD SrcIndex,
405 IDirect3DDevice3 *D3DDevice,
406 DWORD Flags)
408 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
409 IDirect3DVertexBufferImpl *Src = SrcBuffer ? vb_from_vb1(SrcBuffer) : NULL;
410 IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
412 TRACE_(ddraw_thunk)("(%p)->(%08x,%08x,%08x,%p,%08x,%p,%08x) thunking to IDirect3DVertexBuffer7 interface.\n", This, VertexOp, DestIndex, Count, Src, SrcIndex, D3D, Flags);
414 return IDirect3DVertexBuffer7_ProcessVertices((IDirect3DVertexBuffer7 *)This, VertexOp, DestIndex,
415 Count, (IDirect3DVertexBuffer7 *)Src, SrcIndex, (IDirect3DDevice7 *)D3D, Flags);
418 /*****************************************************************************
419 * IDirect3DVertexBuffer7::GetVertexBufferDesc
421 * Returns the description of a vertex buffer
423 * Params:
424 * Desc: Address to write the description to
426 * Returns
427 * DDERR_INVALIDPARAMS if Desc is NULL
428 * D3D_OK on success
430 *****************************************************************************/
431 static HRESULT WINAPI
432 IDirect3DVertexBufferImpl_GetVertexBufferDesc(IDirect3DVertexBuffer7 *iface,
433 D3DVERTEXBUFFERDESC *Desc)
435 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
436 WINED3DBUFFER_DESC WDesc;
437 HRESULT hr;
438 TRACE("(%p)->(%p)\n", This, Desc);
440 if(!Desc) return DDERR_INVALIDPARAMS;
442 EnterCriticalSection(&ddraw_cs);
443 hr = IWineD3DBuffer_GetDesc(This->wineD3DVertexBuffer, &WDesc);
444 if(hr != D3D_OK)
446 ERR("(%p) IWineD3DBuffer::GetDesc failed with hr=%08x\n", This, hr);
447 LeaveCriticalSection(&ddraw_cs);
448 return hr;
451 /* Now fill the Desc structure */
452 Desc->dwCaps = This->Caps;
453 Desc->dwFVF = This->fvf;
454 Desc->dwNumVertices = WDesc.Size / get_flexible_vertex_size(This->fvf);
455 LeaveCriticalSection(&ddraw_cs);
457 return D3D_OK;
460 static HRESULT WINAPI
461 Thunk_IDirect3DVertexBufferImpl_1_GetVertexBufferDesc(IDirect3DVertexBuffer *iface,
462 D3DVERTEXBUFFERDESC *Desc)
464 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
465 TRACE_(ddraw_thunk)("(%p)->(%p) thunking to IDirect3DVertexBuffer7 interface.\n", This, Desc);
467 return IDirect3DVertexBuffer7_GetVertexBufferDesc((IDirect3DVertexBuffer7 *)This, Desc);
471 /*****************************************************************************
472 * IDirect3DVertexBuffer7::Optimize
474 * Converts an unoptimized vertex buffer into an optimized buffer
476 * Params:
477 * D3DDevice: Device for which this buffer is optimized
478 * Flags: Not used, should be set to 0
480 * Returns
481 * D3D_OK, because it's a stub
483 *****************************************************************************/
484 static HRESULT WINAPI
485 IDirect3DVertexBufferImpl_Optimize(IDirect3DVertexBuffer7 *iface,
486 IDirect3DDevice7 *D3DDevice,
487 DWORD Flags)
489 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
490 IDirect3DDeviceImpl *D3D = (IDirect3DDeviceImpl *)D3DDevice;
491 static BOOL hide = FALSE;
493 if (!hide)
495 FIXME("(%p)->(%p,%08x): stub!\n", This, D3D, Flags);
496 hide = TRUE;
499 /* We could forward this call to WineD3D and take advantage
500 * of it once we use OpenGL vertex buffers
502 EnterCriticalSection(&ddraw_cs);
503 This->Caps |= D3DVBCAPS_OPTIMIZED;
504 LeaveCriticalSection(&ddraw_cs);
506 return DD_OK;
509 static HRESULT WINAPI
510 Thunk_IDirect3DVertexBufferImpl_1_Optimize(IDirect3DVertexBuffer *iface,
511 IDirect3DDevice3 *D3DDevice,
512 DWORD Flags)
514 IDirect3DVertexBufferImpl *This = vb_from_vb1(iface);
515 IDirect3DDeviceImpl *D3D = D3DDevice ? device_from_device3(D3DDevice) : NULL;
516 TRACE_(ddraw_thunk)("(%p)->(%p,%08x) thunking to IDirect3DVertexBuffer7 interface.\n", This, D3D, Flags);
518 return IDirect3DVertexBuffer7_Optimize((IDirect3DVertexBuffer7 *)This, (IDirect3DDevice7 *)D3D, Flags);
521 /*****************************************************************************
522 * IDirect3DVertexBuffer7::ProcessVerticesStrided
524 * This method processes untransformed strided vertices into a processed
525 * or optimized vertex buffer.
527 * For more details on the parameters, see
528 * IDirect3DVertexBuffer7::ProcessVertices
530 * Params:
531 * VertexOp: Operations to perform
532 * DestIndex: Destination index to write the vertices to
533 * Count: Number of input vertices
534 * StrideData: Array containing the input vertices
535 * VertexTypeDesc: Vertex Description or source index?????????
536 * D3DDevice: IDirect3DDevice7 to use for processing
537 * Flags: Can be D3DPV_DONOTCOPYDATA to avoid copying unmodified vertices
539 * Returns
540 * D3D_OK on success, or DDERR_*
542 *****************************************************************************/
543 static HRESULT WINAPI
544 IDirect3DVertexBufferImpl_ProcessVerticesStrided(IDirect3DVertexBuffer7 *iface,
545 DWORD VertexOp,
546 DWORD DestIndex,
547 DWORD Count,
548 D3DDRAWPRIMITIVESTRIDEDDATA *StrideData,
549 DWORD VertexTypeDesc,
550 IDirect3DDevice7 *D3DDevice,
551 DWORD Flags)
553 IDirect3DVertexBufferImpl *This = (IDirect3DVertexBufferImpl *)iface;
554 IDirect3DDeviceImpl *D3D = (IDirect3DDeviceImpl *)D3DDevice;
555 FIXME("(%p)->(%08x,%08x,%08x,%p,%08x,%p,%08x): stub!\n", This, VertexOp, DestIndex, Count, StrideData, VertexTypeDesc, D3D, Flags);
556 return DD_OK;
559 /*****************************************************************************
560 * The VTables
561 *****************************************************************************/
563 const IDirect3DVertexBuffer7Vtbl IDirect3DVertexBuffer7_Vtbl =
565 /*** IUnknown Methods ***/
566 IDirect3DVertexBufferImpl_QueryInterface,
567 IDirect3DVertexBufferImpl_AddRef,
568 IDirect3DVertexBufferImpl_Release,
569 /*** IDirect3DVertexBuffer Methods ***/
570 IDirect3DVertexBufferImpl_Lock,
571 IDirect3DVertexBufferImpl_Unlock,
572 IDirect3DVertexBufferImpl_ProcessVertices,
573 IDirect3DVertexBufferImpl_GetVertexBufferDesc,
574 IDirect3DVertexBufferImpl_Optimize,
575 /*** IDirect3DVertexBuffer7 Methods ***/
576 IDirect3DVertexBufferImpl_ProcessVerticesStrided
579 const IDirect3DVertexBufferVtbl IDirect3DVertexBuffer1_Vtbl =
581 /*** IUnknown Methods ***/
582 Thunk_IDirect3DVertexBufferImpl_1_QueryInterface,
583 Thunk_IDirect3DVertexBufferImpl_1_AddRef,
584 Thunk_IDirect3DVertexBufferImpl_1_Release,
585 /*** IDirect3DVertexBuffer Methods ***/
586 Thunk_IDirect3DVertexBufferImpl_1_Lock,
587 Thunk_IDirect3DVertexBufferImpl_1_Unlock,
588 Thunk_IDirect3DVertexBufferImpl_1_ProcessVertices,
589 Thunk_IDirect3DVertexBufferImpl_1_GetVertexBufferDesc,
590 Thunk_IDirect3DVertexBufferImpl_1_Optimize