riched20: Fix a typo (stray address of operator).
[wine] / dlls / d3d9 / vertexdeclaration.c
1 /*
2  * IDirect3DVertexDeclaration9 implementation
3  *
4  * Copyright 2002-2003 Raphael Junqueira
5  *                     Jason Edmeades
6  *
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.
11  *
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.
16  *
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
20  */
21
22 #include "config.h"
23 #include "d3d9_private.h"
24
25 WINE_DEFAULT_DEBUG_CHANNEL(d3d9);
26
27 typedef struct _D3DDECLTYPE_INFO {
28     D3DDECLTYPE d3dType;
29     int         size;
30     int         typesize;
31 } D3DDECLTYPE_INFO;
32
33 static D3DDECLTYPE_INFO const d3d_dtype_lookup[D3DDECLTYPE_UNUSED] = {
34    {D3DDECLTYPE_FLOAT1,    1, sizeof(float)},
35    {D3DDECLTYPE_FLOAT2,    2, sizeof(float)},
36    {D3DDECLTYPE_FLOAT3,    3, sizeof(float)},
37    {D3DDECLTYPE_FLOAT4,    4, sizeof(float)},
38    {D3DDECLTYPE_D3DCOLOR,  4, sizeof(BYTE)},
39    {D3DDECLTYPE_UBYTE4,    4, sizeof(BYTE)},
40    {D3DDECLTYPE_SHORT2,    2, sizeof(short int)},
41    {D3DDECLTYPE_SHORT4,    4, sizeof(short int)},
42    {D3DDECLTYPE_UBYTE4N,   4, sizeof(BYTE)},
43    {D3DDECLTYPE_SHORT2N,   2, sizeof(short int)},
44    {D3DDECLTYPE_SHORT4N,   4, sizeof(short int)},
45    {D3DDECLTYPE_USHORT2N,  2, sizeof(short int)},
46    {D3DDECLTYPE_USHORT4N,  4, sizeof(short int)},
47    {D3DDECLTYPE_UDEC3,     3, sizeof(short int)},
48    {D3DDECLTYPE_DEC3N,     3, sizeof(short int)},
49    {D3DDECLTYPE_FLOAT16_2, 2, sizeof(short int)},
50    {D3DDECLTYPE_FLOAT16_4, 4, sizeof(short int)}};
51
52 #define D3D_DECL_SIZE(type)          d3d_dtype_lookup[type].size
53 #define D3D_DECL_TYPESIZE(type)      d3d_dtype_lookup[type].typesize
54
55 HRESULT vdecl_convert_fvf(
56     DWORD fvf,
57     D3DVERTEXELEMENT9** ppVertexElements) {
58
59     unsigned int idx, idx2;
60     unsigned int offset;
61     BOOL has_pos = (fvf & D3DFVF_POSITION_MASK) != 0;
62     BOOL has_blend = (fvf & D3DFVF_XYZB5) > D3DFVF_XYZRHW;
63     BOOL has_blend_idx = has_blend &&
64        (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB5) ||
65         (fvf & D3DFVF_LASTBETA_D3DCOLOR) ||
66         (fvf & D3DFVF_LASTBETA_UBYTE4));
67     BOOL has_normal = (fvf & D3DFVF_NORMAL) != 0;
68     BOOL has_psize = (fvf & D3DFVF_PSIZE) != 0;
69
70     BOOL has_diffuse = (fvf & D3DFVF_DIFFUSE) != 0;
71     BOOL has_specular = (fvf & D3DFVF_SPECULAR) !=0;
72
73     DWORD num_textures = (fvf & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT;
74     DWORD texcoords = (fvf & 0xFFFF0000) >> 16;
75
76     D3DVERTEXELEMENT9 end_element = D3DDECL_END();
77     D3DVERTEXELEMENT9 *elements = NULL;
78
79     unsigned int size;
80     DWORD num_blends = 1 + (((fvf & D3DFVF_XYZB5) - D3DFVF_XYZB1) >> 1);
81     if (has_blend_idx) num_blends--;
82
83     /* Compute declaration size */
84     size = has_pos + (has_blend && num_blends > 0) + has_blend_idx + has_normal +
85            has_psize + has_diffuse + has_specular + num_textures + 1;
86
87     /* convert the declaration */
88     elements = HeapAlloc(GetProcessHeap(), 0, size * sizeof(D3DVERTEXELEMENT9));
89     if (!elements) 
90         return D3DERR_OUTOFVIDEOMEMORY;
91
92     elements[size-1] = end_element;
93     idx = 0;
94     if (has_pos) {
95         if (!has_blend && (fvf & D3DFVF_XYZRHW)) {
96             elements[idx].Type = D3DDECLTYPE_FLOAT4;
97             elements[idx].Usage = D3DDECLUSAGE_POSITIONT;
98         }
99         else if (!has_blend && (fvf & D3DFVF_XYZW) == D3DFVF_XYZW) {
100             elements[idx].Type = D3DDECLTYPE_FLOAT4;
101             elements[idx].Usage = D3DDECLUSAGE_POSITION;
102         }
103         else {
104             elements[idx].Type = D3DDECLTYPE_FLOAT3;
105             elements[idx].Usage = D3DDECLUSAGE_POSITION;
106         }
107         elements[idx].UsageIndex = 0;
108         idx++;
109     }
110     if (has_blend && (num_blends > 0)) {
111         if (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR))
112             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
113         else {
114             switch(num_blends) {
115                 case 1: elements[idx].Type = D3DDECLTYPE_FLOAT1; break;
116                 case 2: elements[idx].Type = D3DDECLTYPE_FLOAT2; break;
117                 case 3: elements[idx].Type = D3DDECLTYPE_FLOAT3; break;
118                 case 4: elements[idx].Type = D3DDECLTYPE_FLOAT4; break;
119                 default:
120                     ERR("Unexpected amount of blend values: %u\n", num_blends);
121             }
122         }
123         elements[idx].Usage = D3DDECLUSAGE_BLENDWEIGHT;
124         elements[idx].UsageIndex = 0;
125         idx++;
126     }
127     if (has_blend_idx) {
128         if (fvf & D3DFVF_LASTBETA_UBYTE4 ||
129             (((fvf & D3DFVF_XYZB5) == D3DFVF_XYZB2) && (fvf & D3DFVF_LASTBETA_D3DCOLOR)))
130             elements[idx].Type = D3DDECLTYPE_UBYTE4;
131         else if (fvf & D3DFVF_LASTBETA_D3DCOLOR)
132             elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
133         else
134             elements[idx].Type = D3DDECLTYPE_FLOAT1;
135         elements[idx].Usage = D3DDECLUSAGE_BLENDINDICES;
136         elements[idx].UsageIndex = 0;
137         idx++;
138     }
139     if (has_normal) {
140         elements[idx].Type = D3DDECLTYPE_FLOAT3;
141         elements[idx].Usage = D3DDECLUSAGE_NORMAL;
142         elements[idx].UsageIndex = 0;
143         idx++;
144     }
145     if (has_psize) {
146         elements[idx].Type = D3DDECLTYPE_FLOAT1;
147         elements[idx].Usage = D3DDECLUSAGE_PSIZE;
148         elements[idx].UsageIndex = 0;
149         idx++;
150     }
151     if (has_diffuse) {
152         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
153         elements[idx].Usage = D3DDECLUSAGE_COLOR;
154         elements[idx].UsageIndex = 0;
155         idx++;
156     }
157     if (has_specular) {
158         elements[idx].Type = D3DDECLTYPE_D3DCOLOR;
159         elements[idx].Usage = D3DDECLUSAGE_COLOR;
160         elements[idx].UsageIndex = 1;
161         idx++;
162     }
163     for (idx2 = 0; idx2 < num_textures; idx2++) {
164         unsigned int numcoords = (texcoords >> (idx2*2)) & 0x03;
165         switch (numcoords) {
166             case D3DFVF_TEXTUREFORMAT1:
167                 elements[idx].Type = D3DDECLTYPE_FLOAT1;
168                 break;
169             case D3DFVF_TEXTUREFORMAT2:
170                 elements[idx].Type = D3DDECLTYPE_FLOAT2;
171                 break;
172             case D3DFVF_TEXTUREFORMAT3:
173                 elements[idx].Type = D3DDECLTYPE_FLOAT3;
174                 break;
175             case D3DFVF_TEXTUREFORMAT4:
176                 elements[idx].Type = D3DDECLTYPE_FLOAT4;
177                 break;
178         }
179         elements[idx].Usage = D3DDECLUSAGE_TEXCOORD;
180         elements[idx].UsageIndex = idx2;
181         idx++;
182     }
183
184     /* Now compute offsets, and initialize the rest of the fields */
185     for (idx = 0, offset = 0; idx < size-1; idx++) {
186         elements[idx].Stream = 0;
187         elements[idx].Method = D3DDECLMETHOD_DEFAULT;
188         elements[idx].Offset = offset;
189         offset += D3D_DECL_SIZE(elements[idx].Type) * D3D_DECL_TYPESIZE(elements[idx].Type);
190     }
191
192     *ppVertexElements = elements;
193     return D3D_OK;
194 }
195
196 /* IDirect3DVertexDeclaration9 IUnknown parts follow: */
197 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_QueryInterface(LPDIRECT3DVERTEXDECLARATION9 iface, REFIID riid, LPVOID* ppobj) {
198     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
199
200     if (IsEqualGUID(riid, &IID_IUnknown)
201         || IsEqualGUID(riid, &IID_IDirect3DVertexDeclaration9)) {
202         IDirect3DVertexDeclaration9_AddRef(iface);
203         *ppobj = This;
204         return S_OK;
205     }
206
207     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
208     *ppobj = NULL;
209     return E_NOINTERFACE;
210 }
211
212 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_AddRef(LPDIRECT3DVERTEXDECLARATION9 iface) {
213     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
214     ULONG ref = InterlockedIncrement(&This->ref);
215
216     TRACE("(%p) : AddRef from %d\n", This, ref - 1);
217
218     if(ref == 1) {
219         IDirect3DDevice9Ex_AddRef(This->parentDevice);
220     }
221
222     return ref;
223 }
224
225 void IDirect3DVertexDeclaration9Impl_Destroy(LPDIRECT3DVERTEXDECLARATION9 iface) {
226     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
227
228     if(This->ref != 0) {
229         /* Should not happen unless wine has a bug or the application releases references it does not own */
230         ERR("Destroying vdecl with ref != 0\n");
231     }
232     EnterCriticalSection(&d3d9_cs);
233     IWineD3DVertexDeclaration_Release(This->wineD3DVertexDeclaration);
234     LeaveCriticalSection(&d3d9_cs);
235     HeapFree(GetProcessHeap(), 0, This->elements);
236     HeapFree(GetProcessHeap(), 0, This);
237 }
238
239 static ULONG WINAPI IDirect3DVertexDeclaration9Impl_Release(LPDIRECT3DVERTEXDECLARATION9 iface) {
240     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
241     ULONG ref = InterlockedDecrement(&This->ref);
242
243     TRACE("(%p) : ReleaseRef to %d\n", This, ref);
244
245     if (ref == 0) {
246         IDirect3DDevice9Ex *parentDevice = This->parentDevice;
247
248         if(!This->convFVF) {
249             IDirect3DVertexDeclaration9Impl_Release(iface);
250         }
251         IDirect3DDevice9Ex_Release(parentDevice);
252     }
253     return ref;
254 }
255
256 /* IDirect3DVertexDeclaration9 Interface follow: */
257 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDevice(LPDIRECT3DVERTEXDECLARATION9 iface, IDirect3DDevice9** ppDevice) {
258     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
259     IWineD3DDevice *myDevice = NULL;
260     HRESULT hr = D3D_OK;
261
262     TRACE("(%p) : Relay\n", iface);
263
264     EnterCriticalSection(&d3d9_cs);
265     hr = IWineD3DVertexDeclaration_GetDevice(This->wineD3DVertexDeclaration, &myDevice);
266     if (hr == D3D_OK && myDevice != NULL) {
267         hr = IWineD3DDevice_GetParent(myDevice, (IUnknown **)ppDevice);
268         IWineD3DDevice_Release(myDevice);
269     }
270     LeaveCriticalSection(&d3d9_cs);
271     return hr;
272 }
273
274 static HRESULT WINAPI IDirect3DVertexDeclaration9Impl_GetDeclaration(LPDIRECT3DVERTEXDECLARATION9 iface, D3DVERTEXELEMENT9* pDecl, UINT* pNumElements) {
275     IDirect3DVertexDeclaration9Impl *This = (IDirect3DVertexDeclaration9Impl *)iface;
276
277     TRACE("(%p) : pDecl %p, pNumElements %p)\n", This, pDecl, pNumElements);
278
279     *pNumElements = This->element_count;
280
281     /* Passing a NULL pDecl is used to just retrieve the number of elements */
282     if (!pDecl) {
283         TRACE("NULL pDecl passed. Returning D3D_OK.\n");
284         return D3D_OK;
285     }
286
287     TRACE("Copying %p to %p\n", This->elements, pDecl);
288     CopyMemory(pDecl, This->elements, This->element_count * sizeof(D3DVERTEXELEMENT9));
289
290     return D3D_OK;
291 }
292
293 static const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl =
294 {
295     /* IUnknown */
296     IDirect3DVertexDeclaration9Impl_QueryInterface,
297     IDirect3DVertexDeclaration9Impl_AddRef,
298     IDirect3DVertexDeclaration9Impl_Release,
299     /* IDirect3DVertexDeclaration9 */
300     IDirect3DVertexDeclaration9Impl_GetDevice,
301     IDirect3DVertexDeclaration9Impl_GetDeclaration
302 };
303
304 static UINT convert_to_wined3d_declaration(const D3DVERTEXELEMENT9* d3d9_elements, WINED3DVERTEXELEMENT **wined3d_elements) {
305     const D3DVERTEXELEMENT9* element;
306     UINT element_count = 1;
307     UINT i;
308
309     TRACE("d3d9_elements %p, wined3d_elements %p\n", d3d9_elements, wined3d_elements);
310
311     element = d3d9_elements;
312     while (element++->Stream != 0xff && element_count++ < 128);
313
314     if (element_count == 128) {
315         return 0;
316     }
317
318     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(WINED3DVERTEXELEMENT));
319     if (!*wined3d_elements) {
320         FIXME("Memory allocation failed\n");
321         return 0;
322     }
323
324     for (i = 0; i < element_count; ++i) {
325         CopyMemory(*wined3d_elements + i, d3d9_elements + i, sizeof(D3DVERTEXELEMENT9));
326         (*wined3d_elements)[i].Reg = -1;
327     }
328
329     return element_count;
330 }
331
332 /* IDirect3DDevice9 IDirect3DVertexDeclaration9 Methods follow: */
333 HRESULT  WINAPI  IDirect3DDevice9Impl_CreateVertexDeclaration(LPDIRECT3DDEVICE9EX iface, CONST D3DVERTEXELEMENT9* pVertexElements, IDirect3DVertexDeclaration9** ppDecl) {
334     
335     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
336     IDirect3DVertexDeclaration9Impl *object = NULL;
337     WINED3DVERTEXELEMENT* wined3d_elements;
338     UINT element_count;
339     HRESULT hr = D3D_OK;
340
341     TRACE("(%p) : Relay\n", iface);
342     if (NULL == ppDecl) {
343         WARN("(%p) : Caller passed NULL As ppDecl, returning D3DERR_INVALIDCALL\n",This);
344         return D3DERR_INVALIDCALL;
345     }
346
347     element_count = convert_to_wined3d_declaration(pVertexElements, &wined3d_elements);
348     if (!element_count) {
349         FIXME("(%p) : Error parsing vertex declaration\n", This);
350         return D3DERR_INVALIDCALL;
351     }
352
353     /* Allocate the storage for the device */
354     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DVertexDeclaration9Impl));
355     if (NULL == object) {
356         HeapFree(GetProcessHeap(), 0, wined3d_elements);
357         FIXME("Allocation of memory failed, returning D3DERR_OUTOFVIDEOMEMORY\n");
358         return D3DERR_OUTOFVIDEOMEMORY;
359     }
360
361     object->lpVtbl = &Direct3DVertexDeclaration9_Vtbl;
362     object->ref = 0;
363
364     object->elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(D3DVERTEXELEMENT9));
365     if (!object->elements) {
366         HeapFree(GetProcessHeap(), 0, wined3d_elements);
367         HeapFree(GetProcessHeap(), 0, object);
368         ERR("Memory allocation failed\n");
369         return D3DERR_OUTOFVIDEOMEMORY;
370     }
371     CopyMemory(object->elements, pVertexElements, element_count * sizeof(D3DVERTEXELEMENT9));
372     object->element_count = element_count;
373
374     EnterCriticalSection(&d3d9_cs);
375     hr = IWineD3DDevice_CreateVertexDeclaration(This->WineD3DDevice, &object->wineD3DVertexDeclaration, (IUnknown *)object, wined3d_elements, element_count);
376     LeaveCriticalSection(&d3d9_cs);
377
378     HeapFree(GetProcessHeap(), 0, wined3d_elements);
379
380     if (FAILED(hr)) {
381
382         /* free up object */
383         WARN("(%p) call to IWineD3DDevice_CreateVertexDeclaration failed\n", This);
384         HeapFree(GetProcessHeap(), 0, object->elements);
385         HeapFree(GetProcessHeap(), 0, object);
386     } else {
387         object->parentDevice = iface;
388         *ppDecl = (LPDIRECT3DVERTEXDECLARATION9) object;
389         IDirect3DVertexDeclaration9_AddRef(*ppDecl);
390          TRACE("(%p) : Created vertex declaration %p\n", This, object);
391     }
392     return hr;
393 }
394
395 HRESULT  WINAPI  IDirect3DDevice9Impl_SetVertexDeclaration(LPDIRECT3DDEVICE9EX iface, IDirect3DVertexDeclaration9* pDecl) {
396     IDirect3DDevice9Impl *This = (IDirect3DDevice9Impl *)iface;
397     IDirect3DVertexDeclaration9Impl *pDeclImpl = (IDirect3DVertexDeclaration9Impl *)pDecl;
398     HRESULT hr = D3D_OK;
399
400     TRACE("(%p) : Relay\n", iface);
401
402     EnterCriticalSection(&d3d9_cs);
403     hr = IWineD3DDevice_SetVertexDeclaration(This->WineD3DDevice, pDeclImpl == NULL ? NULL : pDeclImpl->wineD3DVertexDeclaration);
404     LeaveCriticalSection(&d3d9_cs);
405     return hr;
406 }
407
408 HRESULT  WINAPI  IDirect3DDevice9Impl_GetVertexDeclaration(LPDIRECT3DDEVICE9EX iface, IDirect3DVertexDeclaration9** ppDecl) {
409     IDirect3DDevice9Impl* This = (IDirect3DDevice9Impl*) iface;
410     IWineD3DVertexDeclaration* pTest = NULL;
411     HRESULT hr = D3D_OK;
412
413     TRACE("(%p) : Relay+\n", iface);
414
415     if (NULL == ppDecl) {
416       return D3DERR_INVALIDCALL;
417     }
418
419     *ppDecl = NULL;
420     EnterCriticalSection(&d3d9_cs);
421     hr = IWineD3DDevice_GetVertexDeclaration(This->WineD3DDevice, &pTest);
422     if (hr == D3D_OK && NULL != pTest) {
423         IWineD3DVertexDeclaration_GetParent(pTest, (IUnknown **)ppDecl);
424         IWineD3DVertexDeclaration_Release(pTest);
425     } else {
426         *ppDecl = NULL;
427     }
428     LeaveCriticalSection(&d3d9_cs);
429     TRACE("(%p) : returning %p\n", This, *ppDecl);
430     return hr;
431 }