2 * Copyright (C) 2009-2010 Tony Wasserka
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.
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.
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
20 #include "wine/debug.h"
21 #include "wine/unicode.h"
22 #include "d3dx9_36_private.h"
27 WINE_DEFAULT_DEBUG_CHANNEL(d3dx
);
30 /* Wine-specific WIC GUIDs */
32 DEFINE_GUID(GUID_WineContainerFormatTga
, 0x0c44fda1,0xa5c5,0x4298,0x96,0x85,0x47,0x3f,0xc1,0x7c,0xd3,0x22);
34 /************************************************************
35 * D3DXGetImageInfoFromFileInMemory
37 * Fills a D3DXIMAGE_INFO structure with info about an image
40 * data [I] pointer to the image file data
41 * datasize [I] size of the passed data
42 * info [O] pointer to the destination structure
45 * Success: D3D_OK, if info is not NULL and data and datasize make up a valid image file or
46 * if info is NULL and data and datasize are not NULL
47 * Failure: D3DXERR_INVALIDDATA, if data is no valid image file and datasize and info are not NULL
48 * D3DERR_INVALIDCALL, if data is NULL or
52 * datasize may be bigger than the actual file size
55 HRESULT WINAPI
D3DXGetImageInfoFromFileInMemory(LPCVOID data
, UINT datasize
, D3DXIMAGE_INFO
*info
)
57 IWICImagingFactory
*factory
;
58 IWICBitmapDecoder
*decoder
= NULL
;
63 TRACE("(%p, %d, %p)\n", data
, datasize
, info
);
65 if (!data
|| !datasize
)
66 return D3DERR_INVALIDCALL
;
71 initresult
= CoInitializeEx(NULL
, COINIT_APARTMENTTHREADED
);
73 hr
= CoCreateInstance(&CLSID_WICImagingFactory
, NULL
, CLSCTX_INPROC_SERVER
, &IID_IWICImagingFactory
, (void**)&factory
);
76 IWICImagingFactory_CreateStream(factory
, &stream
);
77 IWICStream_InitializeFromMemory(stream
, (BYTE
*)data
, datasize
);
78 hr
= IWICImagingFactory_CreateDecoderFromStream(factory
, (IStream
*)stream
, NULL
, 0, &decoder
);
79 IStream_Release(stream
);
80 IWICImagingFactory_Release(factory
);
84 if ((datasize
>= 4) && !strncmp(data
, "DDS ", 4))
85 FIXME("File type DDS is not supported yet\n");
86 else if ((datasize
>= 2) && (!strncmp(data
, "P3", 2) || !strncmp(data
, "P6", 2)))
87 FIXME("File type PPM is not supported yet\n");
88 else if ((datasize
>= 2) && !strncmp(data
, "BM", 2))
89 FIXME("File type DIB is not supported yet\n");
90 else if ((datasize
>= 10) && !strncmp(data
, "#?RADIANCE", 10))
91 FIXME("File type HDR is not supported yet\n");
92 else if ((datasize
>= 2) && (!strncmp(data
, "PF", 2) || !strncmp(data
, "Pf", 2)))
93 FIXME("File type PFM is not supported yet\n");
97 GUID container_format
;
100 hr
= IWICBitmapDecoder_GetContainerFormat(decoder
, &container_format
);
102 if (IsEqualGUID(&container_format
, &GUID_ContainerFormatBmp
)) {
103 TRACE("File type is BMP\n");
104 info
->ImageFileFormat
= D3DXIFF_BMP
;
105 } else if (IsEqualGUID(&container_format
, &GUID_ContainerFormatPng
)) {
106 TRACE("File type is PNG\n");
107 info
->ImageFileFormat
= D3DXIFF_PNG
;
108 } else if(IsEqualGUID(&container_format
, &GUID_ContainerFormatJpeg
)) {
109 TRACE("File type is JPG\n");
110 info
->ImageFileFormat
= D3DXIFF_JPG
;
111 } else if(IsEqualGUID(&container_format
, &GUID_WineContainerFormatTga
)) {
112 TRACE("File type is TGA\n");
113 info
->ImageFileFormat
= D3DXIFF_TGA
;
115 WARN("Unsupported image file format %s\n", debugstr_guid(&container_format
));
116 hr
= D3DXERR_INVALIDDATA
;
121 hr
= IWICBitmapDecoder_GetFrameCount(decoder
, &frame_count
);
122 if (SUCCEEDED(hr
) && !frame_count
)
123 hr
= D3DXERR_INVALIDDATA
;
126 IWICBitmapFrameDecode
*frame
= NULL
;
128 hr
= IWICBitmapDecoder_GetFrame(decoder
, 0, &frame
);
131 hr
= IWICBitmapFrameDecode_GetSize(frame
, &info
->Width
, &info
->Height
);
134 WICPixelFormatGUID pixel_format
;
136 hr
= IWICBitmapFrameDecode_GetPixelFormat(frame
, &pixel_format
);
138 if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat1bppIndexed
))
139 info
->Format
= D3DFMT_L8
;
140 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat4bppIndexed
))
141 info
->Format
= D3DFMT_L8
;
142 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat8bppIndexed
))
143 info
->Format
= D3DFMT_L8
;
144 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat16bppBGR555
))
145 info
->Format
= D3DFMT_X1R5G5B5
;
146 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat24bppBGR
))
147 info
->Format
= D3DFMT_R8G8B8
;
148 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat32bppBGR
))
149 info
->Format
= D3DFMT_X8R8G8B8
;
150 else if (IsEqualGUID(&pixel_format
, &GUID_WICPixelFormat32bppBGRA
))
151 info
->Format
= D3DFMT_A8R8G8B8
;
153 WARN("Unsupported pixel format %s\n", debugstr_guid(&pixel_format
));
154 hr
= D3DXERR_INVALIDDATA
;
160 IWICBitmapFrameDecode_Release(frame
);
164 info
->ResourceType
= D3DRTYPE_TEXTURE
;
169 IWICBitmapDecoder_Release(decoder
);
171 if (SUCCEEDED(initresult
))
175 TRACE("Invalid or unsupported image file\n");
176 return D3DXERR_INVALIDDATA
;
182 /************************************************************
183 * D3DXGetImageInfoFromFile
186 * Success: D3D_OK, if we successfully load a valid image file or
187 * if we successfully load a file which is no valid image and info is NULL
188 * Failure: D3DXERR_INVALIDDATA, if we fail to load file or
189 * if file is not a valid image file and info is not NULL
190 * D3DERR_INVALIDCALL, if file is NULL
193 HRESULT WINAPI
D3DXGetImageInfoFromFileA(LPCSTR file
, D3DXIMAGE_INFO
*info
)
199 TRACE("(%s, %p): relay\n", debugstr_a(file
), info
);
201 if( !file
) return D3DERR_INVALIDCALL
;
203 strlength
= MultiByteToWideChar(CP_ACP
, 0, file
, -1, NULL
, 0);
204 widename
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, strlength
* sizeof(WCHAR
));
205 MultiByteToWideChar(CP_ACP
, 0, file
, -1, widename
, strlength
);
207 hr
= D3DXGetImageInfoFromFileW(widename
, info
);
208 HeapFree(GetProcessHeap(), 0, widename
);
213 HRESULT WINAPI
D3DXGetImageInfoFromFileW(LPCWSTR file
, D3DXIMAGE_INFO
*info
)
219 TRACE("(%s, %p): relay\n", debugstr_w(file
), info
);
221 if( !file
) return D3DERR_INVALIDCALL
;
223 hr
= map_view_of_file(file
, &buffer
, &size
);
224 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
226 hr
= D3DXGetImageInfoFromFileInMemory(buffer
, size
, info
);
227 UnmapViewOfFile(buffer
);
232 /************************************************************
233 * D3DXGetImageInfoFromResource
236 * Success: D3D_OK, if resource is a valid image file
237 * Failure: D3DXERR_INVALIDDATA, if resource is no valid image file or NULL or
238 * if we fail to load resource
241 HRESULT WINAPI
D3DXGetImageInfoFromResourceA(HMODULE module
, LPCSTR resource
, D3DXIMAGE_INFO
*info
)
245 TRACE("(%p, %s, %p)\n", module
, debugstr_a(resource
), info
);
247 resinfo
= FindResourceA(module
, resource
, (LPCSTR
)RT_RCDATA
);
253 hr
= load_resource_into_memory(module
, resinfo
, &buffer
, &size
);
254 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
255 return D3DXGetImageInfoFromFileInMemory(buffer
, size
, info
);
258 resinfo
= FindResourceA(module
, resource
, (LPCSTR
)RT_BITMAP
);
260 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
263 return D3DXERR_INVALIDDATA
;
266 HRESULT WINAPI
D3DXGetImageInfoFromResourceW(HMODULE module
, LPCWSTR resource
, D3DXIMAGE_INFO
*info
)
270 TRACE("(%p, %s, %p)\n", module
, debugstr_w(resource
), info
);
272 resinfo
= FindResourceW(module
, resource
, (LPCWSTR
)RT_RCDATA
);
278 hr
= load_resource_into_memory(module
, resinfo
, &buffer
, &size
);
279 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
280 return D3DXGetImageInfoFromFileInMemory(buffer
, size
, info
);
283 resinfo
= FindResourceW(module
, resource
, (LPCWSTR
)RT_BITMAP
);
285 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
288 return D3DXERR_INVALIDDATA
;
291 /************************************************************
292 * D3DXLoadSurfaceFromFileInMemory
294 * Loads data from a given buffer into a surface and fills a given
295 * D3DXIMAGE_INFO structure with info about the source data.
298 * pDestSurface [I] pointer to the surface
299 * pDestPalette [I] palette to use
300 * pDestRect [I] to be filled area of the surface
301 * pSrcData [I] pointer to the source data
302 * SrcDataSize [I] size of the source data in bytes
303 * pSrcRect [I] area of the source data to load
304 * dwFilter [I] filter to apply on stretching
305 * Colorkey [I] colorkey
306 * pSrcInfo [O] pointer to a D3DXIMAGE_INFO structure
310 * Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcData or SrcDataSize are NULL
311 * D3DXERR_INVALIDDATA, if pSrcData is no valid image file
314 HRESULT WINAPI
D3DXLoadSurfaceFromFileInMemory(LPDIRECT3DSURFACE9 pDestSurface
,
315 CONST PALETTEENTRY
*pDestPalette
,
316 CONST RECT
*pDestRect
,
319 CONST RECT
*pSrcRect
,
322 D3DXIMAGE_INFO
*pSrcInfo
)
324 D3DXIMAGE_INFO imginfo
;
327 IWICImagingFactory
*factory
;
328 IWICBitmapDecoder
*decoder
;
329 IWICBitmapFrameDecode
*bitmapframe
;
332 const PixelFormatDesc
*formatdesc
;
336 TRACE("(%p, %p, %p, %p, %d, %p, %d, %x, %p)\n", pDestSurface
, pDestPalette
, pDestRect
, pSrcData
,
337 SrcDataSize
, pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
339 if (!pDestSurface
|| !pSrcData
|| !SrcDataSize
)
340 return D3DERR_INVALIDCALL
;
342 hr
= D3DXGetImageInfoFromFileInMemory(pSrcData
, SrcDataSize
, &imginfo
);
347 CoInitializeEx(NULL
, COINIT_APARTMENTTHREADED
);
349 if (FAILED(CoCreateInstance(&CLSID_WICImagingFactory
, NULL
, CLSCTX_INPROC_SERVER
, &IID_IWICImagingFactory
, (void**)&factory
)))
352 if (FAILED(IWICImagingFactory_CreateStream(factory
, &stream
)))
354 IWICImagingFactory_Release(factory
);
358 IWICStream_InitializeFromMemory(stream
, (BYTE
*)pSrcData
, SrcDataSize
);
360 hr
= IWICImagingFactory_CreateDecoderFromStream(factory
, (IStream
*)stream
, NULL
, 0, &decoder
);
362 IStream_Release(stream
);
363 IWICImagingFactory_Release(factory
);
368 hr
= IWICBitmapDecoder_GetFrame(decoder
, 0, &bitmapframe
);
375 wicrect
.X
= pSrcRect
->left
;
376 wicrect
.Y
= pSrcRect
->top
;
377 wicrect
.Width
= pSrcRect
->right
- pSrcRect
->left
;
378 wicrect
.Height
= pSrcRect
->bottom
- pSrcRect
->top
;
384 wicrect
.Width
= imginfo
.Width
;
385 wicrect
.Height
= imginfo
.Height
;
388 SetRect(&rect
, 0, 0, wicrect
.Width
, wicrect
.Height
);
390 formatdesc
= get_format_info(imginfo
.Format
);
392 if (formatdesc
->format
== D3DFMT_UNKNOWN
)
394 FIXME("Unsupported pixel format\n");
395 hr
= D3DXERR_INVALIDDATA
;
402 pitch
= formatdesc
->bytes_per_pixel
* wicrect
.Width
;
403 buffer
= HeapAlloc(GetProcessHeap(), 0, pitch
* wicrect
.Height
);
405 hr
= IWICBitmapFrameDecode_CopyPixels(bitmapframe
, &wicrect
, pitch
,
406 pitch
* wicrect
.Height
, buffer
);
410 hr
= D3DXLoadSurfaceFromMemory(pDestSurface
, pDestPalette
, pDestRect
,
411 buffer
, imginfo
.Format
, pitch
,
412 NULL
, &rect
, dwFilter
, Colorkey
);
415 HeapFree(GetProcessHeap(), 0, buffer
);
418 IWICBitmapFrameDecode_Release(bitmapframe
);
421 IWICBitmapDecoder_Release(decoder
);
427 return D3DXERR_INVALIDDATA
;
435 /************************************************************
436 * D3DXLoadSurfaceFromFile
438 HRESULT WINAPI
D3DXLoadSurfaceFromFileA(LPDIRECT3DSURFACE9 pDestSurface
,
439 CONST PALETTEENTRY
*pDestPalette
,
440 CONST RECT
*pDestRect
,
442 CONST RECT
*pSrcRect
,
445 D3DXIMAGE_INFO
*pSrcInfo
)
451 TRACE("(%p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface
, pDestPalette
, pDestRect
, debugstr_a(pSrcFile
),
452 pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
454 if( !pSrcFile
|| !pDestSurface
) return D3DERR_INVALIDCALL
;
456 strlength
= MultiByteToWideChar(CP_ACP
, 0, pSrcFile
, -1, NULL
, 0);
457 pWidename
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, strlength
* sizeof(WCHAR
));
458 MultiByteToWideChar(CP_ACP
, 0, pSrcFile
, -1, pWidename
, strlength
);
460 hr
= D3DXLoadSurfaceFromFileW(pDestSurface
, pDestPalette
, pDestRect
, pWidename
, pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
461 HeapFree(GetProcessHeap(), 0, pWidename
);
466 HRESULT WINAPI
D3DXLoadSurfaceFromFileW(LPDIRECT3DSURFACE9 pDestSurface
,
467 CONST PALETTEENTRY
*pDestPalette
,
468 CONST RECT
*pDestRect
,
470 CONST RECT
*pSrcRect
,
473 D3DXIMAGE_INFO
*pSrcInfo
)
479 TRACE("(%p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface
, pDestPalette
, pDestRect
, debugstr_w(pSrcFile
),
480 pSrcRect
, Filter
, Colorkey
, pSrcInfo
);
482 if( !pSrcFile
|| !pDestSurface
) return D3DERR_INVALIDCALL
;
484 hr
= map_view_of_file(pSrcFile
, &pBuffer
, &dwSize
);
485 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
487 hr
= D3DXLoadSurfaceFromFileInMemory(pDestSurface
, pDestPalette
, pDestRect
, pBuffer
, dwSize
, pSrcRect
, Filter
, Colorkey
, pSrcInfo
);
488 UnmapViewOfFile(pBuffer
);
493 /************************************************************
494 * D3DXLoadSurfaceFromResource
496 HRESULT WINAPI
D3DXLoadSurfaceFromResourceA(LPDIRECT3DSURFACE9 pDestSurface
,
497 CONST PALETTEENTRY
*pDestPalette
,
498 CONST RECT
*pDestRect
,
501 CONST RECT
*pSrcRect
,
504 D3DXIMAGE_INFO
*pSrcInfo
)
508 TRACE("(%p, %p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface
, pDestPalette
, pDestRect
, hSrcModule
,
509 debugstr_a(pResource
), pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
511 if( !pDestSurface
) return D3DERR_INVALIDCALL
;
513 hResInfo
= FindResourceA(hSrcModule
, pResource
, (LPCSTR
)RT_RCDATA
);
519 hr
= load_resource_into_memory(hSrcModule
, hResInfo
, &pBuffer
, &dwSize
);
520 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
521 return D3DXLoadSurfaceFromFileInMemory(pDestSurface
, pDestPalette
, pDestRect
, pBuffer
, dwSize
, pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
524 hResInfo
= FindResourceA(hSrcModule
, pResource
, (LPCSTR
)RT_BITMAP
);
526 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
529 return D3DXERR_INVALIDDATA
;
532 HRESULT WINAPI
D3DXLoadSurfaceFromResourceW(LPDIRECT3DSURFACE9 pDestSurface
,
533 CONST PALETTEENTRY
*pDestPalette
,
534 CONST RECT
*pDestRect
,
537 CONST RECT
*pSrcRect
,
540 D3DXIMAGE_INFO
*pSrcInfo
)
544 TRACE("(%p, %p, %p, %p, %s, %p, %u, %#x, %p): relay\n", pDestSurface
, pDestPalette
, pDestRect
, hSrcModule
,
545 debugstr_w(pResource
), pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
547 if( !pDestSurface
) return D3DERR_INVALIDCALL
;
549 hResInfo
= FindResourceW(hSrcModule
, pResource
, (LPCWSTR
)RT_RCDATA
);
555 hr
= load_resource_into_memory(hSrcModule
, hResInfo
, &pBuffer
, &dwSize
);
556 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
557 return D3DXLoadSurfaceFromFileInMemory(pDestSurface
, pDestPalette
, pDestRect
, pBuffer
, dwSize
, pSrcRect
, dwFilter
, Colorkey
, pSrcInfo
);
560 hResInfo
= FindResourceW(hSrcModule
, pResource
, (LPCWSTR
)RT_BITMAP
);
562 FIXME("Implement loading bitmaps from resource type RT_BITMAP\n");
565 return D3DXERR_INVALIDDATA
;
569 /************************************************************
570 * helper functions for D3DXLoadSurfaceFromMemory
572 struct argb_conversion_info
574 CONST PixelFormatDesc
*srcformat
;
575 CONST PixelFormatDesc
*destformat
;
576 DWORD srcshift
[4], destshift
[4];
577 DWORD srcmask
[4], destmask
[4];
578 BOOL process_channel
[4];
582 static void init_argb_conversion_info(CONST PixelFormatDesc
*srcformat
, CONST PixelFormatDesc
*destformat
, struct argb_conversion_info
*info
)
585 ZeroMemory(info
->process_channel
, 4 * sizeof(BOOL
));
586 info
->channelmask
= 0;
588 info
->srcformat
= srcformat
;
589 info
->destformat
= destformat
;
591 for(i
= 0;i
< 4;i
++) {
592 /* srcshift is used to extract the _relevant_ components */
593 info
->srcshift
[i
] = srcformat
->shift
[i
] + max( srcformat
->bits
[i
] - destformat
->bits
[i
], 0);
595 /* destshift is used to move the components to the correct position */
596 info
->destshift
[i
] = destformat
->shift
[i
] + max(destformat
->bits
[i
] - srcformat
->bits
[i
], 0);
598 info
->srcmask
[i
] = ((1 << srcformat
->bits
[i
]) - 1) << srcformat
->shift
[i
];
599 info
->destmask
[i
] = ((1 << destformat
->bits
[i
]) - 1) << destformat
->shift
[i
];
601 /* channelmask specifies bits which aren't used in the source format but in the destination one */
602 if(destformat
->bits
[i
]) {
603 if(srcformat
->bits
[i
]) info
->process_channel
[i
] = TRUE
;
604 else info
->channelmask
|= info
->destmask
[i
];
609 static DWORD
dword_from_bytes(CONST BYTE
*src
, UINT bytes_per_pixel
)
612 static BOOL fixme_once
;
614 if(bytes_per_pixel
> sizeof(DWORD
)) {
615 if(!fixme_once
++) FIXME("Unsupported image: %u bytes per pixel\n", bytes_per_pixel
);
616 bytes_per_pixel
= sizeof(DWORD
);
619 memcpy(&ret
, src
, bytes_per_pixel
);
623 static void dword_to_bytes(BYTE
*dst
, DWORD dword
, UINT bytes_per_pixel
)
625 static BOOL fixme_once
;
627 if(bytes_per_pixel
> sizeof(DWORD
)) {
628 if(!fixme_once
++) FIXME("Unsupported image: %u bytes per pixel\n", bytes_per_pixel
);
629 ZeroMemory(dst
, bytes_per_pixel
);
630 bytes_per_pixel
= sizeof(DWORD
);
633 memcpy(dst
, &dword
, bytes_per_pixel
);
636 /************************************************************
637 * get_relevant_argb_components
639 * Extracts the relevant components from the source color and
640 * drops the less significant bits if they aren't used by the destination format.
642 static void get_relevant_argb_components(CONST
struct argb_conversion_info
*info
, CONST DWORD col
, DWORD
*out
)
646 if(info
->process_channel
[i
])
647 out
[i
] = (col
& info
->srcmask
[i
]) >> info
->srcshift
[i
];
650 /************************************************************
653 * Recombines the output of get_relevant_argb_components and converts
654 * it to the destination format.
656 static DWORD
make_argb_color(CONST
struct argb_conversion_info
*info
, CONST DWORD
*in
)
661 for(i
= 0;i
< 4;i
++) {
662 if(info
->process_channel
[i
]) {
663 /* necessary to make sure that e.g. an X4R4G4B4 white maps to an R8G8B8 white instead of 0xf0f0f0 */
665 for(shift
= info
->destshift
[i
]; shift
> info
->destformat
->shift
[i
]; shift
-= info
->srcformat
->bits
[i
]) val
|= in
[i
] << shift
;
666 val
|= (in
[i
] >> (info
->destformat
->shift
[i
] - shift
)) << info
->destformat
->shift
[i
];
669 val
|= info
->channelmask
; /* new channels are set to their maximal value */
673 static void format_to_vec4(const PixelFormatDesc
*format
, const DWORD
*src
, struct vec4
*dst
)
679 mask
= (1 << format
->bits
[1]) - 1;
680 dst
->x
= (float)((*src
>> format
->shift
[1]) & mask
) / mask
;
687 mask
= (1 << format
->bits
[2]) - 1;
688 dst
->y
= (float)((*src
>> format
->shift
[2]) & mask
) / mask
;
695 mask
= (1 << format
->bits
[3]) - 1;
696 dst
->z
= (float)((*src
>> format
->shift
[3]) & mask
) / mask
;
703 mask
= (1 << format
->bits
[0]) - 1;
704 dst
->w
= (float)((*src
>> format
->shift
[0]) & mask
) / mask
;
710 static void format_from_vec4(const PixelFormatDesc
*format
, const struct vec4
*src
, DWORD
*dst
)
715 *dst
|= (DWORD
)(src
->x
* ((1 << format
->bits
[1]) - 1) + 0.5f
) << format
->shift
[1];
717 *dst
|= (DWORD
)(src
->y
* ((1 << format
->bits
[2]) - 1) + 0.5f
) << format
->shift
[2];
719 *dst
|= (DWORD
)(src
->z
* ((1 << format
->bits
[3]) - 1) + 0.5f
) << format
->shift
[3];
721 *dst
|= (DWORD
)(src
->w
* ((1 << format
->bits
[0]) - 1) + 0.5f
) << format
->shift
[0];
724 /************************************************************
727 * Copies the source buffer to the destination buffer, performing
728 * any necessary format conversion and color keying.
729 * Pixels outsize the source rect are blacked out.
730 * Works only for ARGB formats with 1 - 4 bytes per pixel.
732 static void copy_simple_data(CONST BYTE
*src
, UINT srcpitch
, POINT srcsize
,
733 CONST PixelFormatDesc
*srcformat
,
734 BYTE
*dest
, UINT destpitch
, POINT destsize
,
735 CONST PixelFormatDesc
*destformat
,
738 struct argb_conversion_info conv_info
, ck_conv_info
;
739 const PixelFormatDesc
*ck_format
= NULL
;
740 DWORD channels
[4], pixel
;
741 UINT minwidth
, minheight
;
744 ZeroMemory(channels
, sizeof(channels
));
745 init_argb_conversion_info(srcformat
, destformat
, &conv_info
);
747 minwidth
= (srcsize
.x
< destsize
.x
) ? srcsize
.x
: destsize
.x
;
748 minheight
= (srcsize
.y
< destsize
.y
) ? srcsize
.y
: destsize
.y
;
752 /* Color keys are always represented in D3DFMT_A8R8G8B8 format. */
753 ck_format
= get_format_info(D3DFMT_A8R8G8B8
);
754 init_argb_conversion_info(srcformat
, ck_format
, &ck_conv_info
);
757 for(y
= 0;y
< minheight
;y
++) {
758 const BYTE
*srcptr
= src
+ y
* srcpitch
;
759 BYTE
*destptr
= dest
+ y
* destpitch
;
762 for(x
= 0;x
< minwidth
;x
++) {
763 /* extract source color components */
764 pixel
= dword_from_bytes(srcptr
, srcformat
->bytes_per_pixel
);
766 if (!srcformat
->to_rgba
&& !destformat
->from_rgba
)
768 get_relevant_argb_components(&conv_info
, pixel
, channels
);
769 val
= make_argb_color(&conv_info
, channels
);
773 get_relevant_argb_components(&ck_conv_info
, pixel
, channels
);
774 pixel
= make_argb_color(&ck_conv_info
, channels
);
775 if (pixel
== colorkey
)
776 val
&= ~conv_info
.destmask
[0];
781 struct vec4 color
, tmp
;
783 format_to_vec4(srcformat
, &pixel
, &color
);
784 if (srcformat
->to_rgba
)
785 srcformat
->to_rgba(&color
, &tmp
);
791 format_from_vec4(ck_format
, &tmp
, &pixel
);
792 if (pixel
== colorkey
)
796 if (destformat
->from_rgba
)
797 destformat
->from_rgba(&tmp
, &color
);
801 format_from_vec4(destformat
, &color
, &val
);
804 dword_to_bytes(destptr
, val
, destformat
->bytes_per_pixel
);
805 srcptr
+= srcformat
->bytes_per_pixel
;
806 destptr
+= destformat
->bytes_per_pixel
;
809 if(srcsize
.x
< destsize
.x
) /* black out remaining pixels */
810 ZeroMemory(destptr
, destformat
->bytes_per_pixel
* (destsize
.x
- srcsize
.x
));
812 if(srcsize
.y
< destsize
.y
) /* black out remaining pixels */
813 ZeroMemory(dest
+ srcsize
.y
* destpitch
, destpitch
* (destsize
.y
- srcsize
.y
));
816 /************************************************************
817 * point_filter_simple_data
819 * Copies the source buffer to the destination buffer, performing
820 * any necessary format conversion, color keying and stretching
821 * using a point filter.
822 * Works only for ARGB formats with 1 - 4 bytes per pixel.
824 static void point_filter_simple_data(CONST BYTE
*src
, UINT srcpitch
, POINT srcsize
,
825 CONST PixelFormatDesc
*srcformat
,
826 BYTE
*dest
, UINT destpitch
, POINT destsize
,
827 CONST PixelFormatDesc
*destformat
,
830 struct argb_conversion_info conv_info
, ck_conv_info
;
831 const PixelFormatDesc
*ck_format
= NULL
;
832 DWORD channels
[4], pixel
;
836 ZeroMemory(channels
, sizeof(channels
));
837 init_argb_conversion_info(srcformat
, destformat
, &conv_info
);
841 /* Color keys are always represented in D3DFMT_A8R8G8B8 format. */
842 ck_format
= get_format_info(D3DFMT_A8R8G8B8
);
843 init_argb_conversion_info(srcformat
, ck_format
, &ck_conv_info
);
846 for(y
= 0;y
< destsize
.y
;y
++) {
847 BYTE
*destptr
= dest
+ y
* destpitch
;
848 const BYTE
*bufptr
= src
+ srcpitch
* (y
* srcsize
.y
/ destsize
.y
);
850 for(x
= 0;x
< destsize
.x
;x
++) {
851 const BYTE
*srcptr
= bufptr
+ (x
* srcsize
.x
/ destsize
.x
) * srcformat
->bytes_per_pixel
;
854 /* extract source color components */
855 pixel
= dword_from_bytes(srcptr
, srcformat
->bytes_per_pixel
);
857 if (!srcformat
->to_rgba
&& !destformat
->from_rgba
)
859 get_relevant_argb_components(&conv_info
, pixel
, channels
);
860 val
= make_argb_color(&conv_info
, channels
);
864 get_relevant_argb_components(&ck_conv_info
, pixel
, channels
);
865 pixel
= make_argb_color(&ck_conv_info
, channels
);
866 if (pixel
== colorkey
)
867 val
&= ~conv_info
.destmask
[0];
872 struct vec4 color
, tmp
;
874 format_to_vec4(srcformat
, &pixel
, &color
);
875 if (srcformat
->to_rgba
)
876 srcformat
->to_rgba(&color
, &tmp
);
882 format_from_vec4(ck_format
, &tmp
, &pixel
);
883 if (pixel
== colorkey
)
887 if (destformat
->from_rgba
)
888 destformat
->from_rgba(&tmp
, &color
);
892 format_from_vec4(destformat
, &color
, &val
);
895 dword_to_bytes(destptr
, val
, destformat
->bytes_per_pixel
);
896 destptr
+= destformat
->bytes_per_pixel
;
901 /************************************************************
902 * D3DXLoadSurfaceFromMemory
904 * Loads data from a given memory chunk into a surface,
905 * applying any of the specified filters.
908 * pDestSurface [I] pointer to the surface
909 * pDestPalette [I] palette to use
910 * pDestRect [I] to be filled area of the surface
911 * pSrcMemory [I] pointer to the source data
912 * SrcFormat [I] format of the source pixel data
913 * SrcPitch [I] number of bytes in a row
914 * pSrcPalette [I] palette used in the source image
915 * pSrcRect [I] area of the source data to load
916 * dwFilter [I] filter to apply on stretching
917 * Colorkey [I] colorkey
920 * Success: D3D_OK, if we successfully load the pixel data into our surface or
921 * if pSrcMemory is NULL but the other parameters are valid
922 * Failure: D3DERR_INVALIDCALL, if pDestSurface, SrcPitch or pSrcRect are NULL or
923 * if SrcFormat is an invalid format (other than D3DFMT_UNKNOWN) or
924 * if DestRect is invalid
925 * D3DXERR_INVALIDDATA, if we fail to lock pDestSurface
926 * E_FAIL, if SrcFormat is D3DFMT_UNKNOWN or the dimensions of pSrcRect are invalid
929 * pSrcRect specifies the dimensions of the source data;
930 * negative values for pSrcRect are allowed as we're only looking at the width and height anyway.
933 HRESULT WINAPI
D3DXLoadSurfaceFromMemory(LPDIRECT3DSURFACE9 pDestSurface
,
934 CONST PALETTEENTRY
*pDestPalette
,
935 CONST RECT
*pDestRect
,
939 CONST PALETTEENTRY
*pSrcPalette
,
940 CONST RECT
*pSrcRect
,
944 CONST PixelFormatDesc
*srcformatdesc
, *destformatdesc
;
945 D3DSURFACE_DESC surfdesc
;
946 D3DLOCKED_RECT lockrect
;
947 POINT srcsize
, destsize
;
950 TRACE("(%p, %p, %p, %p, %x, %u, %p, %p %u, %#x)\n", pDestSurface
, pDestPalette
, pDestRect
, pSrcMemory
,
951 SrcFormat
, SrcPitch
, pSrcPalette
, pSrcRect
, dwFilter
, Colorkey
);
953 if( !pDestSurface
|| !pSrcMemory
|| !pSrcRect
) return D3DERR_INVALIDCALL
;
954 if(SrcFormat
== D3DFMT_UNKNOWN
|| pSrcRect
->left
>= pSrcRect
->right
|| pSrcRect
->top
>= pSrcRect
->bottom
) return E_FAIL
;
956 if(dwFilter
== D3DX_DEFAULT
) dwFilter
= D3DX_FILTER_TRIANGLE
| D3DX_FILTER_DITHER
;
958 IDirect3DSurface9_GetDesc(pDestSurface
, &surfdesc
);
960 srcsize
.x
= pSrcRect
->right
- pSrcRect
->left
;
961 srcsize
.y
= pSrcRect
->bottom
- pSrcRect
->top
;
963 destsize
.x
= surfdesc
.Width
;
964 destsize
.y
= surfdesc
.Height
;
966 if(pDestRect
->left
> pDestRect
->right
|| pDestRect
->right
> surfdesc
.Width
) return D3DERR_INVALIDCALL
;
967 if(pDestRect
->top
> pDestRect
->bottom
|| pDestRect
->bottom
> surfdesc
.Height
) return D3DERR_INVALIDCALL
;
968 if(pDestRect
->left
< 0 || pDestRect
->top
< 0) return D3DERR_INVALIDCALL
;
969 destsize
.x
= pDestRect
->right
- pDestRect
->left
;
970 destsize
.y
= pDestRect
->bottom
- pDestRect
->top
;
971 if(destsize
.x
== 0 || destsize
.y
== 0) return D3D_OK
;
974 srcformatdesc
= get_format_info(SrcFormat
);
975 if (srcformatdesc
->type
== FORMAT_UNKNOWN
)
978 destformatdesc
= get_format_info(surfdesc
.Format
);
979 if (destformatdesc
->type
== FORMAT_UNKNOWN
)
982 if (SrcFormat
== surfdesc
.Format
983 && destsize
.x
== srcsize
.x
984 && destsize
.y
== srcsize
.y
) /* Simple copy. */
986 const BYTE
*src_addr
;
990 if (FAILED(hr
= IDirect3DSurface9_LockRect(pDestSurface
, &lockrect
, pDestRect
, 0)))
991 return D3DXERR_INVALIDDATA
;
993 src_addr
= pSrcMemory
;
994 src_addr
+= pSrcRect
->top
* SrcPitch
;
995 src_addr
+= pSrcRect
->left
* srcformatdesc
->bytes_per_pixel
;
996 dst_addr
= lockrect
.pBits
;
998 for (y
= 0; y
< srcsize
.y
; ++y
)
1000 memcpy(dst_addr
, src_addr
, srcsize
.x
* srcformatdesc
->bytes_per_pixel
);
1001 src_addr
+= SrcPitch
;
1002 dst_addr
+= lockrect
.Pitch
;
1005 IDirect3DSurface9_UnlockRect(pDestSurface
);
1007 else /* Stretching or format conversion. */
1009 if (srcformatdesc
->bytes_per_pixel
> 4)
1011 if (destformatdesc
->bytes_per_pixel
> 4)
1014 if (FAILED(hr
= IDirect3DSurface9_LockRect(pDestSurface
, &lockrect
, pDestRect
, 0)))
1015 return D3DXERR_INVALIDDATA
;
1017 if ((dwFilter
& 0xf) == D3DX_FILTER_NONE
)
1019 copy_simple_data(pSrcMemory
, SrcPitch
, srcsize
, srcformatdesc
,
1020 lockrect
.pBits
, lockrect
.Pitch
, destsize
, destformatdesc
,
1023 else /* if ((dwFilter & 0xf) == D3DX_FILTER_POINT) */
1025 /* Always apply a point filter until D3DX_FILTER_LINEAR,
1026 * D3DX_FILTER_TRIANGLE and D3DX_FILTER_BOX are implemented. */
1027 point_filter_simple_data(pSrcMemory
, SrcPitch
, srcsize
, srcformatdesc
,
1028 lockrect
.pBits
, lockrect
.Pitch
, destsize
, destformatdesc
,
1032 IDirect3DSurface9_UnlockRect(pDestSurface
);
1038 /************************************************************
1039 * D3DXLoadSurfaceFromSurface
1041 * Copies the contents from one surface to another, performing any required
1042 * format conversion, resizing or filtering.
1045 * pDestSurface [I] pointer to the destination surface
1046 * pDestPalette [I] palette to use
1047 * pDestRect [I] to be filled area of the surface
1048 * pSrcSurface [I] pointer to the source surface
1049 * pSrcPalette [I] palette used for the source surface
1050 * pSrcRect [I] area of the source data to load
1051 * dwFilter [I] filter to apply on resizing
1052 * Colorkey [I] any ARGB value or 0 to disable color-keying
1056 * Failure: D3DERR_INVALIDCALL, if pDestSurface or pSrcSurface are NULL
1057 * D3DXERR_INVALIDDATA, if one of the surfaces is not lockable
1060 HRESULT WINAPI
D3DXLoadSurfaceFromSurface(LPDIRECT3DSURFACE9 pDestSurface
,
1061 CONST PALETTEENTRY
*pDestPalette
,
1062 CONST RECT
*pDestRect
,
1063 LPDIRECT3DSURFACE9 pSrcSurface
,
1064 CONST PALETTEENTRY
*pSrcPalette
,
1065 CONST RECT
*pSrcRect
,
1070 D3DLOCKED_RECT lock
;
1071 D3DSURFACE_DESC SrcDesc
;
1074 TRACE("(%p, %p, %p, %p, %p, %p, %u, %#x): relay\n", pDestSurface
, pDestPalette
, pDestRect
,
1075 pSrcSurface
, pSrcPalette
, pSrcRect
, dwFilter
, Colorkey
);
1077 if( !pDestSurface
|| !pSrcSurface
) return D3DERR_INVALIDCALL
;
1079 IDirect3DSurface9_GetDesc(pSrcSurface
, &SrcDesc
);
1081 if( !pSrcRect
) SetRect(&rect
, 0, 0, SrcDesc
.Width
, SrcDesc
.Height
);
1082 else rect
= *pSrcRect
;
1084 hr
= IDirect3DSurface9_LockRect(pSrcSurface
, &lock
, NULL
, D3DLOCK_READONLY
);
1085 if(FAILED(hr
)) return D3DXERR_INVALIDDATA
;
1087 hr
= D3DXLoadSurfaceFromMemory(pDestSurface
, pDestPalette
, pDestRect
,
1088 lock
.pBits
, SrcDesc
.Format
, lock
.Pitch
,
1089 pSrcPalette
, &rect
, dwFilter
, Colorkey
);
1091 IDirect3DSurface9_UnlockRect(pSrcSurface
);
1096 HRESULT WINAPI
D3DXSaveSurfaceToFileA(LPCSTR pDestFile
, D3DXIMAGE_FILEFORMAT DestFormat
,
1097 LPDIRECT3DSURFACE9 pSrcSurface
, const PALETTEENTRY
* pSrcPalette
, const RECT
* pSrcRect
)
1099 FIXME("(%p, %d, %p, %p, %p): stub\n", pDestFile
, DestFormat
, pSrcSurface
, pSrcPalette
, pSrcRect
);
1100 return D3DERR_INVALIDCALL
;
1103 HRESULT WINAPI
D3DXSaveSurfaceToFileW(LPCWSTR pDestFile
, D3DXIMAGE_FILEFORMAT DestFormat
,
1104 LPDIRECT3DSURFACE9 pSrcSurface
, const PALETTEENTRY
* pSrcPalette
, const RECT
* pSrcRect
)
1106 FIXME("(%p, %d, %p, %p, %p): stub\n", pDestFile
, DestFormat
, pSrcSurface
, pSrcPalette
, pSrcRect
);
1107 return D3DERR_INVALIDCALL
;