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wine/dlls/d3dx9_36/util.c
Józef Kucia 70b1bff695 d3dx9: Implement D3DXSaveSurfaceToFileInMemory.
2012-05-31 12:37:25 +02:00

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/*
* Copyright (C) 2009 Tony Wasserka
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include "wine/debug.h"
#include "d3dx9_36_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
static void la_from_rgba(const struct vec4 *rgba, struct vec4 *la)
{
la->x = rgba->x * 0.2125f + rgba->y * 0.7154f + rgba->z * 0.0721f;
la->w = rgba->w;
}
static void la_to_rgba(const struct vec4 *la, struct vec4 *rgba)
{
rgba->x = la->x;
rgba->y = la->x;
rgba->z = la->x;
rgba->w = la->w;
}
/************************************************************
* pixel format table providing info about number of bytes per pixel,
* number of bits per channel and format type.
*
* Call get_format_info to request information about a specific format.
*/
static const PixelFormatDesc formats[] =
{
/* format bpc shifts bpp blocks type from_rgba to_rgba */
{D3DFMT_R8G8B8, {0, 8, 8, 8}, { 0, 16, 8, 0}, 3, 1, 1, 3, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A8R8G8B8, {8, 8, 8, 8}, {24, 16, 8, 0}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_X8R8G8B8, {0, 8, 8, 8}, { 0, 16, 8, 0}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A8B8G8R8, {8, 8, 8, 8}, {24, 0, 8, 16}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_X8B8G8R8, {0, 8, 8, 8}, { 0, 0, 8, 16}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_R5G6B5, {0, 5, 6, 5}, { 0, 11, 5, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_X1R5G5B5, {0, 5, 5, 5}, { 0, 10, 5, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A1R5G5B5, {1, 5, 5, 5}, {15, 10, 5, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_R3G3B2, {0, 3, 3, 2}, { 0, 5, 2, 0}, 1, 1, 1, 1, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A8R3G3B2, {8, 3, 3, 2}, { 8, 5, 2, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A4R4G4B4, {4, 4, 4, 4}, {12, 8, 4, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_X4R4G4B4, {0, 4, 4, 4}, { 0, 8, 4, 0}, 2, 1, 1, 2, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A2R10G10B10, {2, 10, 10, 10}, {30, 20, 10, 0}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A2B10G10R10, {2, 10, 10, 10}, {30, 0, 10, 20}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_G16R16, {0, 16, 16, 0}, { 0, 0, 16, 0}, 4, 1, 1, 4, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A8, {8, 0, 0, 0}, { 0, 0, 0, 0}, 1, 1, 1, 1, FORMAT_ARGB, NULL, NULL },
{D3DFMT_A8L8, {8, 8, 0, 0}, { 8, 0, 0, 0}, 2, 1, 1, 2, FORMAT_ARGB, la_from_rgba, la_to_rgba},
{D3DFMT_A4L4, {4, 4, 0, 0}, { 4, 0, 0, 0}, 1, 1, 1, 1, FORMAT_ARGB, la_from_rgba, la_to_rgba},
{D3DFMT_L8, {0, 8, 0, 0}, { 0, 0, 0, 0}, 1, 1, 1, 1, FORMAT_ARGB, la_from_rgba, la_to_rgba},
{D3DFMT_L16, {0, 16, 0, 0}, { 0, 0, 0, 0}, 2, 1, 1, 2, FORMAT_ARGB, la_from_rgba, la_to_rgba},
{D3DFMT_DXT1, {0, 0, 0, 0}, { 0, 0, 0, 0}, 1, 4, 4, 8, FORMAT_ARGB, NULL, NULL },
{D3DFMT_DXT2, {0, 0, 0, 0}, { 0, 0, 0, 0}, 1, 4, 4, 16, FORMAT_ARGB, NULL, NULL },
{D3DFMT_DXT3, {0, 0, 0, 0}, { 0, 0, 0, 0}, 1, 4, 4, 16, FORMAT_ARGB, NULL, NULL },
{D3DFMT_DXT4, {0, 0, 0, 0}, { 0, 0, 0, 0}, 1, 4, 4, 16, FORMAT_ARGB, NULL, NULL },
{D3DFMT_DXT5, {0, 0, 0, 0}, { 0, 0, 0, 0}, 1, 4, 4, 16, FORMAT_ARGB, NULL, NULL },
/* marks last element */
{D3DFMT_UNKNOWN, {0, 0, 0, 0}, { 0, 0, 0, 0}, 0, 1, 1, 0, FORMAT_UNKNOWN, NULL, NULL },
};
/************************************************************
* map_view_of_file
*
* Loads a file into buffer and stores the number of read bytes in length.
*
* PARAMS
* filename [I] name of the file to be loaded
* buffer [O] pointer to destination buffer
* length [O] size of the obtained data
*
* RETURNS
* Success: D3D_OK
* Failure:
* see error codes for CreateFileW, GetFileSize, CreateFileMapping and MapViewOfFile
*
* NOTES
* The caller must UnmapViewOfFile when it doesn't need the data anymore
*
*/
HRESULT map_view_of_file(LPCWSTR filename, LPVOID *buffer, DWORD *length)
{
HANDLE hfile, hmapping = NULL;
hfile = CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
if(hfile == INVALID_HANDLE_VALUE) goto error;
*length = GetFileSize(hfile, NULL);
if(*length == INVALID_FILE_SIZE) goto error;
hmapping = CreateFileMappingW(hfile, NULL, PAGE_READONLY, 0, 0, NULL);
if(!hmapping) goto error;
*buffer = MapViewOfFile(hmapping, FILE_MAP_READ, 0, 0, 0);
if(*buffer == NULL) goto error;
CloseHandle(hmapping);
CloseHandle(hfile);
return S_OK;
error:
CloseHandle(hmapping);
CloseHandle(hfile);
return HRESULT_FROM_WIN32(GetLastError());
}
/************************************************************
* load_resource_into_memory
*
* Loads a resource into buffer and stores the number of
* read bytes in length.
*
* PARAMS
* module [I] handle to the module
* resinfo [I] handle to the resource's information block
* buffer [O] pointer to destination buffer
* length [O] size of the obtained data
*
* RETURNS
* Success: D3D_OK
* Failure:
* See error codes for SizeofResource, LoadResource and LockResource
*
* NOTES
* The memory doesn't need to be freed by the caller manually
*
*/
HRESULT load_resource_into_memory(HMODULE module, HRSRC resinfo, LPVOID *buffer, DWORD *length)
{
HGLOBAL resource;
*length = SizeofResource(module, resinfo);
if(*length == 0) return HRESULT_FROM_WIN32(GetLastError());
resource = LoadResource(module, resinfo);
if( !resource ) return HRESULT_FROM_WIN32(GetLastError());
*buffer = LockResource(resource);
if(*buffer == NULL) return HRESULT_FROM_WIN32(GetLastError());
return S_OK;
}
HRESULT write_buffer_to_file(const WCHAR *dst_filename, ID3DXBuffer *buffer)
{
HRESULT hr = S_OK;
void *buffer_pointer;
DWORD buffer_size;
HANDLE file = CreateFileW(dst_filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (file == INVALID_HANDLE_VALUE)
return HRESULT_FROM_WIN32(GetLastError());
buffer_pointer = ID3DXBuffer_GetBufferPointer(buffer);
buffer_size = ID3DXBuffer_GetBufferSize(buffer);
if (!WriteFile(file, buffer_pointer, buffer_size, NULL, NULL))
hr = HRESULT_FROM_WIN32(GetLastError());
CloseHandle(file);
return hr;
}
/************************************************************
* get_format_info
*
* Returns information about the specified format.
* If the format is unsupported, it's filled with the D3DFMT_UNKNOWN desc.
*
* PARAMS
* format [I] format whose description is queried
* desc [O] pointer to a StaticPixelFormatDesc structure
*
*/
const PixelFormatDesc *get_format_info(D3DFORMAT format)
{
unsigned int i = 0;
while(formats[i].format != format && formats[i].format != D3DFMT_UNKNOWN) i++;
if (formats[i].format == D3DFMT_UNKNOWN)
FIXME("Unknown format %#x (as FOURCC %s).\n", format, debugstr_an((const char *)&format, 4));
return &formats[i];
}
const PixelFormatDesc *get_format_info_idx(int idx)
{
if(idx >= sizeof(formats) / sizeof(formats[0]))
return NULL;
if(formats[idx].format == D3DFMT_UNKNOWN)
return NULL;
return &formats[idx];
}
#define WINE_D3DX_TO_STR(x) case x: return #x
const char *debug_d3dxparameter_class(D3DXPARAMETER_CLASS c)
{
switch (c)
{
WINE_D3DX_TO_STR(D3DXPC_SCALAR);
WINE_D3DX_TO_STR(D3DXPC_VECTOR);
WINE_D3DX_TO_STR(D3DXPC_MATRIX_ROWS);
WINE_D3DX_TO_STR(D3DXPC_MATRIX_COLUMNS);
WINE_D3DX_TO_STR(D3DXPC_OBJECT);
WINE_D3DX_TO_STR(D3DXPC_STRUCT);
default:
FIXME("Unrecognized D3DXPARAMETER_CLASS %#x.\n", c);
return "unrecognized";
}
}
const char *debug_d3dxparameter_type(D3DXPARAMETER_TYPE t)
{
switch (t)
{
WINE_D3DX_TO_STR(D3DXPT_VOID);
WINE_D3DX_TO_STR(D3DXPT_BOOL);
WINE_D3DX_TO_STR(D3DXPT_INT);
WINE_D3DX_TO_STR(D3DXPT_FLOAT);
WINE_D3DX_TO_STR(D3DXPT_STRING);
WINE_D3DX_TO_STR(D3DXPT_TEXTURE);
WINE_D3DX_TO_STR(D3DXPT_TEXTURE1D);
WINE_D3DX_TO_STR(D3DXPT_TEXTURE2D);
WINE_D3DX_TO_STR(D3DXPT_TEXTURE3D);
WINE_D3DX_TO_STR(D3DXPT_TEXTURECUBE);
WINE_D3DX_TO_STR(D3DXPT_SAMPLER);
WINE_D3DX_TO_STR(D3DXPT_SAMPLER1D);
WINE_D3DX_TO_STR(D3DXPT_SAMPLER2D);
WINE_D3DX_TO_STR(D3DXPT_SAMPLER3D);
WINE_D3DX_TO_STR(D3DXPT_SAMPLERCUBE);
WINE_D3DX_TO_STR(D3DXPT_PIXELSHADER);
WINE_D3DX_TO_STR(D3DXPT_VERTEXSHADER);
WINE_D3DX_TO_STR(D3DXPT_PIXELFRAGMENT);
WINE_D3DX_TO_STR(D3DXPT_VERTEXFRAGMENT);
WINE_D3DX_TO_STR(D3DXPT_UNSUPPORTED);
default:
FIXME("Unrecognized D3DXPARAMETER_TYP %#x.\n", t);
return "unrecognized";
}
}
#undef WINE_D3DX_TO_STR
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