dmusic: Assign to structs instead of using memcpy.
[wine.git] / dlls / ddraw / texture.c
blob8835e4ef0088ec401cb3a4ae9009b95d62b31973
1 /* Direct3D Texture
2 * Copyright (c) 1998 Lionel ULMER
3 * Copyright (c) 2006 Stefan DÖSINGER
5 * This file contains the implementation of interface Direct3DTexture2.
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"
25 #include <assert.h>
26 #include <stdarg.h>
27 #include <string.h>
28 #include <stdlib.h>
30 #define COBJMACROS
31 #define NONAMELESSUNION
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"
43 #include "wine/debug.h"
45 WINE_DEFAULT_DEBUG_CHANNEL(d3d7);
46 WINE_DECLARE_DEBUG_CHANNEL(ddraw_thunk);
48 /*****************************************************************************
49 * IUnknown interfaces. They are thunks to IDirectDrawSurface7
50 *****************************************************************************/
51 static HRESULT WINAPI
52 Thunk_IDirect3DTextureImpl_2_QueryInterface(IDirect3DTexture2 *iface,
53 REFIID riid,
54 void **obj)
56 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
57 TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", This, debugstr_guid(riid), obj);
58 return IDirectDrawSurface7_QueryInterface(ICOM_INTERFACE(This, IDirectDrawSurface7),
59 riid,
60 obj);
63 static HRESULT WINAPI
64 Thunk_IDirect3DTextureImpl_1_QueryInterface(IDirect3DTexture *iface,
65 REFIID riid,
66 void **obj)
68 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
69 TRACE("(%p)->(%s,%p) thunking to IDirectDrawSurface7 interface.\n", This, debugstr_guid(riid), obj);
71 return IDirectDrawSurface7_QueryInterface(ICOM_INTERFACE(This, IDirectDrawSurface7),
72 riid,
73 obj);
76 static ULONG WINAPI
77 Thunk_IDirect3DTextureImpl_2_AddRef(IDirect3DTexture2 *iface)
79 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
80 TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", This);
82 return IDirectDrawSurface7_AddRef(ICOM_INTERFACE(This, IDirectDrawSurface7));
85 static ULONG WINAPI
86 Thunk_IDirect3DTextureImpl_1_AddRef(IDirect3DTexture *iface)
88 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
89 TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", This);
91 return IDirectDrawSurface7_AddRef(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
94 static ULONG WINAPI
95 Thunk_IDirect3DTextureImpl_2_Release(IDirect3DTexture2 *iface)
97 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
98 TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", This);
100 return IDirectDrawSurface7_Release(ICOM_INTERFACE(This, IDirectDrawSurface7));
104 static ULONG WINAPI
105 Thunk_IDirect3DTextureImpl_1_Release(IDirect3DTexture *iface)
107 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
108 TRACE("(%p)->() thunking to IDirectDrawSurface7 interface.\n", This);
110 return IDirectDrawSurface7_Release(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirectDrawSurface7, iface));
113 /*****************************************************************************
114 * IDirect3DTexture interface
115 *****************************************************************************/
117 /*****************************************************************************
118 * IDirect3DTexture1::Initialize
120 * The sdk says it's not implemented
122 * Params:
125 * Returns
126 * DDERR_UNSUPPORTED
128 *****************************************************************************/
129 static HRESULT WINAPI
130 IDirect3DTextureImpl_1_Initialize(IDirect3DTexture *iface,
131 IDirect3DDevice *Direct3DDevice,
132 IDirectDrawSurface *DDSurface)
134 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
135 IDirect3DDeviceImpl *d3d = ICOM_OBJECT(IDirect3DDeviceImpl, IDirect3DDevice, Direct3DDevice);
136 IDirectDrawSurfaceImpl *surf = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface3, DDSurface);
137 TRACE("(%p)->(%p,%p) Not implemented\n", This, d3d, surf);
138 return DDERR_UNSUPPORTED; /* Unchecked */
141 /*****************************************************************************
142 * IDirect3DTexture2::PaletteChanged
144 * Informs the texture about a palette change
146 * Params:
147 * Start: Start index of the change
148 * Count: The number of changed entries
150 * Returns
151 * D3D_OK, because it's a stub
153 *****************************************************************************/
154 static HRESULT WINAPI
155 IDirect3DTextureImpl_PaletteChanged(IDirect3DTexture2 *iface,
156 DWORD Start,
157 DWORD Count)
159 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
160 FIXME("(%p)->(%08x,%08x): stub!\n", This, Start, Count);
161 return D3D_OK;
164 static HRESULT WINAPI
165 Thunk_IDirect3DTextureImpl_1_PaletteChanged(IDirect3DTexture *iface,
166 DWORD Start,
167 DWORD Count)
169 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
170 TRACE("(%p)->(%08x,%08x) thunking to IDirect3DTexture2 interface.\n", This, Start, Count);
172 return IDirect3DTexture2_PaletteChanged(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
173 Start,
174 Count);
178 /*****************************************************************************
179 * IDirect3DTexture::Unload
181 * DX5 SDK: "The IDirect3DTexture2::Unload method is not implemented
184 * Returns:
185 * DDERR_UNSUPPORTED
187 *****************************************************************************/
188 static HRESULT WINAPI
189 IDirect3DTextureImpl_1_Unload(IDirect3DTexture *iface)
191 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
192 TRACE("(%p)->(): not implemented!\n", This);
193 return DDERR_UNSUPPORTED;
196 /*****************************************************************************
197 * IDirect3DTexture2::GetHandle
199 * Returns handle for the texture. At the moment, the interface
200 * to the IWineD3DTexture is used.
202 * Params:
203 * Direct3DDevice2: Device this handle is assigned to
204 * Handle: Address to store the handle at.
206 * Returns:
207 * D3D_OK
209 *****************************************************************************/
210 static HRESULT WINAPI
211 IDirect3DTextureImpl_GetHandle(IDirect3DTexture2 *iface,
212 IDirect3DDevice2 *Direct3DDevice2,
213 D3DTEXTUREHANDLE *lpHandle)
215 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
216 IDirect3DDeviceImpl *d3d = ICOM_OBJECT(IDirect3DDeviceImpl, IDirect3DDevice2, Direct3DDevice2);
218 TRACE("(%p)->(%p,%p)\n", This, d3d, lpHandle);
220 EnterCriticalSection(&ddraw_cs);
221 if(!This->Handle)
223 This->Handle = IDirect3DDeviceImpl_CreateHandle(d3d);
224 if(This->Handle)
226 d3d->Handles[This->Handle - 1].ptr = This;
227 d3d->Handles[This->Handle - 1].type = DDrawHandle_Texture;
230 *lpHandle = This->Handle;
232 TRACE(" returning handle %08x.\n", *lpHandle);
234 LeaveCriticalSection(&ddraw_cs);
235 return D3D_OK;
238 static HRESULT WINAPI
239 Thunk_IDirect3DTextureImpl_1_GetHandle(IDirect3DTexture *iface,
240 LPDIRECT3DDEVICE lpDirect3DDevice,
241 LPD3DTEXTUREHANDLE lpHandle)
243 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
244 IDirect3DDeviceImpl *d3d = ICOM_OBJECT(IDirect3DDeviceImpl, IDirect3DDevice, lpDirect3DDevice);
245 TRACE_(ddraw_thunk)("(%p)->(%p,%p) thunking to IDirect3DTexture2 interface.\n", This, d3d, lpHandle);
247 return IDirect3DTexture2_GetHandle(ICOM_INTERFACE(This, IDirect3DTexture2),
248 ICOM_INTERFACE(d3d, IDirect3DDevice2),
249 lpHandle);
253 /*****************************************************************************
254 * get_sub_mimaplevel
256 * Helper function that returns the next mipmap level
258 * tex_ptr: Surface of which to return the next level
260 *****************************************************************************/
261 static IDirectDrawSurfaceImpl *
262 get_sub_mimaplevel(IDirectDrawSurfaceImpl *tex_ptr)
264 /* Now go down the mipmap chain to the next surface */
265 static DDSCAPS2 mipmap_caps = { DDSCAPS_MIPMAP | DDSCAPS_TEXTURE, 0, 0, 0 };
266 LPDIRECTDRAWSURFACE7 next_level;
267 IDirectDrawSurfaceImpl *surf_ptr;
268 HRESULT hr;
270 hr = IDirectDrawSurface7_GetAttachedSurface(ICOM_INTERFACE(tex_ptr, IDirectDrawSurface7),
271 &mipmap_caps, &next_level);
272 if (FAILED(hr)) return NULL;
274 surf_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirectDrawSurface7, next_level);
275 IDirectDrawSurface7_Release(next_level);
277 return surf_ptr;
280 /*****************************************************************************
281 * IDirect3DTexture2::Load
283 * Loads a texture created with the DDSCAPS_ALLOCONLOAD
285 * This function isn't relayed to WineD3D because the whole interface is
286 * implemented in DDraw only. For speed improvements a implementation which
287 * takes OpenGL more into account could be placed into WineD3D.
289 * Params:
290 * D3DTexture2: Address of the texture to load
292 * Returns:
293 * D3D_OK on success
294 * D3DERR_TEXTURE_LOAD_FAILED.
296 *****************************************************************************/
297 static HRESULT WINAPI
298 IDirect3DTextureImpl_Load(IDirect3DTexture2 *iface,
299 IDirect3DTexture2 *D3DTexture2)
301 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture2, iface);
302 IDirectDrawSurfaceImpl *src_ptr = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirect3DTexture2, D3DTexture2);
303 IWineD3DPalette *wine_pal, *wine_pal_src;
304 IDirectDrawPalette *pal = NULL, *pal_src = NULL;
305 HRESULT ret_value = D3D_OK;
307 TRACE("(%p)->(%p)\n", This, src_ptr);
308 EnterCriticalSection(&ddraw_cs);
310 if (((src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP) != (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)) ||
311 (src_ptr->surface_desc.u2.dwMipMapCount != This->surface_desc.u2.dwMipMapCount))
313 ERR("Trying to load surfaces with different mip-map counts !\n");
316 while(1)
318 DDSURFACEDESC *src_d, *dst_d;
320 TRACE(" copying surface %p to surface %p (mipmap level %d)\n", src_ptr, This, src_ptr->mipmap_level);
322 if ( This->surface_desc.ddsCaps.dwCaps & DDSCAPS_ALLOCONLOAD )
323 /* If the surface is not allocated and its location is not yet specified,
324 force it to video memory */
325 if ( !(This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_SYSTEMMEMORY|DDSCAPS_VIDEOMEMORY)) )
326 This->surface_desc.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
328 /* Suppress the ALLOCONLOAD flag */
329 This->surface_desc.ddsCaps.dwCaps &= ~DDSCAPS_ALLOCONLOAD;
331 /* Get the palettes */
332 ret_value = IWineD3DSurface_GetPalette(This->WineD3DSurface, &wine_pal);
333 if( ret_value != D3D_OK)
335 ERR("IWineD3DSurface::GetPalette failed! This is unexpected\n");
336 LeaveCriticalSection(&ddraw_cs);
337 return D3DERR_TEXTURE_LOAD_FAILED;
339 if(wine_pal)
341 ret_value = IWineD3DPalette_GetParent(wine_pal, (IUnknown **) &pal);
342 if(ret_value != D3D_OK)
344 ERR("IWineD3DPalette::GetParent failed! This is unexpected\n");
345 LeaveCriticalSection(&ddraw_cs);
346 return D3DERR_TEXTURE_LOAD_FAILED;
350 ret_value = IWineD3DSurface_GetPalette(src_ptr->WineD3DSurface, &wine_pal_src);
351 if( ret_value != D3D_OK)
353 ERR("IWineD3DSurface::GetPalette failed! This is unexpected\n");
354 LeaveCriticalSection(&ddraw_cs);
355 return D3DERR_TEXTURE_LOAD_FAILED;
357 if(wine_pal_src)
359 ret_value = IWineD3DPalette_GetParent(wine_pal_src, (IUnknown **) &pal_src);
360 if(ret_value != D3D_OK)
362 ERR("IWineD3DPalette::GetParent failed! This is unexpected\n");
363 if (pal) IDirectDrawPalette_Release(pal);
364 LeaveCriticalSection(&ddraw_cs);
365 return D3DERR_TEXTURE_LOAD_FAILED;
369 if (pal_src != NULL)
371 PALETTEENTRY palent[256];
373 if (pal == NULL)
375 IDirectDrawPalette_Release(pal_src);
376 LeaveCriticalSection(&ddraw_cs);
377 return DDERR_NOPALETTEATTACHED;
379 IDirectDrawPalette_GetEntries(pal_src, 0, 0, 256, palent);
380 IDirectDrawPalette_SetEntries(pal, 0, 0, 256, palent);
383 if (pal) IDirectDrawPalette_Release(pal);
384 if (pal_src) IDirectDrawPalette_Release(pal_src);
386 /* Copy one surface on the other */
387 dst_d = (DDSURFACEDESC *)&(This->surface_desc);
388 src_d = (DDSURFACEDESC *)&(src_ptr->surface_desc);
390 if ((src_d->dwWidth != dst_d->dwWidth) || (src_d->dwHeight != dst_d->dwHeight))
392 /* Should also check for same pixel format, u1.lPitch, ... */
393 ERR("Error in surface sizes\n");
394 LeaveCriticalSection(&ddraw_cs);
395 return D3DERR_TEXTURE_LOAD_FAILED;
397 else
399 WINED3DLOCKED_RECT pSrcRect, pDstRect;
401 /* LPDIRECT3DDEVICE2 d3dd = (LPDIRECT3DDEVICE2) This->D3Ddevice; */
402 /* I should put a macro for the calculus of bpp */
404 /* Copy also the ColorKeying stuff */
405 if (src_d->dwFlags & DDSD_CKSRCBLT)
407 dst_d->dwFlags |= DDSD_CKSRCBLT;
408 dst_d->ddckCKSrcBlt.dwColorSpaceLowValue = src_d->ddckCKSrcBlt.dwColorSpaceLowValue;
409 dst_d->ddckCKSrcBlt.dwColorSpaceHighValue = src_d->ddckCKSrcBlt.dwColorSpaceHighValue;
412 /* Copy the main memory texture into the surface that corresponds to the OpenGL
413 texture object. */
415 ret_value = IWineD3DSurface_LockRect(src_ptr->WineD3DSurface, &pSrcRect, NULL, 0);
416 if(ret_value != D3D_OK)
418 ERR(" (%p) Locking the source surface failed\n", This);
419 LeaveCriticalSection(&ddraw_cs);
420 return D3DERR_TEXTURE_LOAD_FAILED;
423 ret_value = IWineD3DSurface_LockRect(This->WineD3DSurface, &pDstRect, NULL, 0);
424 if(ret_value != D3D_OK)
426 ERR(" (%p) Locking the destination surface failed\n", This);
427 IWineD3DSurface_UnlockRect(src_ptr->WineD3DSurface);
428 LeaveCriticalSection(&ddraw_cs);
429 return D3DERR_TEXTURE_LOAD_FAILED;
432 if (This->surface_desc.u4.ddpfPixelFormat.dwFlags & DDPF_FOURCC)
433 memcpy(pDstRect.pBits, pSrcRect.pBits, src_ptr->surface_desc.u1.dwLinearSize);
434 else
435 memcpy(pDstRect.pBits, pSrcRect.pBits, pSrcRect.Pitch * src_d->dwHeight);
437 IWineD3DSurface_UnlockRect(src_ptr->WineD3DSurface);
438 IWineD3DSurface_UnlockRect(This->WineD3DSurface);
441 if (src_ptr->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
443 src_ptr = get_sub_mimaplevel(src_ptr);
445 else
447 src_ptr = NULL;
449 if (This->surface_desc.ddsCaps.dwCaps & DDSCAPS_MIPMAP)
451 This = get_sub_mimaplevel(This);
453 else
455 This = NULL;
458 if ((src_ptr == NULL) || (This == NULL))
460 if (src_ptr != This)
462 ERR(" Loading surface with different mipmap structure !!!\n");
464 break;
468 LeaveCriticalSection(&ddraw_cs);
469 return ret_value;
472 static HRESULT WINAPI
473 Thunk_IDirect3DTextureImpl_1_Load(IDirect3DTexture *iface,
474 IDirect3DTexture *D3DTexture)
476 ICOM_THIS_FROM(IDirectDrawSurfaceImpl, IDirect3DTexture, iface);
477 IDirectDrawSurfaceImpl *Texture = ICOM_OBJECT(IDirectDrawSurfaceImpl, IDirect3DTexture, D3DTexture);
478 TRACE("(%p)->(%p) thunking to IDirect3DTexture2 interface.\n", This, Texture);
480 return IDirect3DTexture2_Load(COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, iface),
481 COM_INTERFACE_CAST(IDirectDrawSurfaceImpl, IDirect3DTexture, IDirect3DTexture2, D3DTexture));
484 /*****************************************************************************
485 * The VTables
486 *****************************************************************************/
487 const IDirect3DTexture2Vtbl IDirect3DTexture2_Vtbl =
489 Thunk_IDirect3DTextureImpl_2_QueryInterface,
490 Thunk_IDirect3DTextureImpl_2_AddRef,
491 Thunk_IDirect3DTextureImpl_2_Release,
492 IDirect3DTextureImpl_GetHandle,
493 IDirect3DTextureImpl_PaletteChanged,
494 IDirect3DTextureImpl_Load,
498 const IDirect3DTextureVtbl IDirect3DTexture1_Vtbl =
500 Thunk_IDirect3DTextureImpl_1_QueryInterface,
501 Thunk_IDirect3DTextureImpl_1_AddRef,
502 Thunk_IDirect3DTextureImpl_1_Release,
503 IDirect3DTextureImpl_1_Initialize,
504 Thunk_IDirect3DTextureImpl_1_GetHandle,
505 Thunk_IDirect3DTextureImpl_1_PaletteChanged,
506 Thunk_IDirect3DTextureImpl_1_Load,
507 IDirect3DTextureImpl_1_Unload,