wine/dlls/d3dx9_36/texture.c
2010-08-26 13:40:34 +02:00

337 lines
11 KiB
C

/*
* Copyright 2009 Tony Wasserka
* Copyright 2010 Christian Costa
* Copyright 2010 Owen Rudge for CodeWeavers
*
* 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);
/* Returns TRUE if num is a power of 2, FALSE if not, or if 0 */
static BOOL is_pow2(UINT num)
{
return !(num & (num - 1));
}
/* Returns the smallest power of 2 which is greater than or equal to num */
static UINT make_pow2(UINT num)
{
UINT result = 1;
/* In the unlikely event somebody passes a large value, make sure we don't enter an infinite loop */
if (num >= 0x80000000)
return 0x80000000;
while (result < num)
result <<= 1;
return result;
}
HRESULT WINAPI D3DXFilterTexture(LPDIRECT3DBASETEXTURE9 texture,
CONST PALETTEENTRY *palette,
UINT srclevel,
DWORD filter)
{
UINT level = srclevel + 1;
HRESULT hr;
TRACE("(%p, %p, %d, %d)\n", texture, palette, srclevel, filter);
if (!texture)
return D3DERR_INVALIDCALL;
if ((filter & 0xFFFF) > D3DX_FILTER_BOX && filter != D3DX_DEFAULT)
return D3DERR_INVALIDCALL;
if (srclevel >= IDirect3DBaseTexture9_GetLevelCount(texture))
return D3DERR_INVALIDCALL;
switch (IDirect3DBaseTexture9_GetType(texture))
{
case D3DRTYPE_TEXTURE:
{
IDirect3DSurface9 *topsurf, *mipsurf;
D3DSURFACE_DESC desc;
if (filter == D3DX_DEFAULT)
{
IDirect3DTexture9_GetLevelDesc((IDirect3DTexture9*) texture, srclevel, &desc);
if (is_pow2(desc.Width) && is_pow2(desc.Height))
filter = D3DX_FILTER_BOX;
else
filter = D3DX_FILTER_BOX | D3DX_FILTER_DITHER;
}
hr = IDirect3DTexture9_GetSurfaceLevel((IDirect3DTexture9*) texture, srclevel, &topsurf);
if (FAILED(hr))
return D3DERR_INVALIDCALL;
while (IDirect3DTexture9_GetSurfaceLevel((IDirect3DTexture9*) texture, level, &mipsurf) == D3D_OK)
{
hr = D3DXLoadSurfaceFromSurface(mipsurf, palette, NULL, topsurf, palette, NULL, filter, 0);
IDirect3DSurface9_Release(mipsurf);
if (FAILED(hr))
break;
level++;
}
IDirect3DSurface9_Release(topsurf);
if (level == srclevel + 1)
return D3DERR_INVALIDCALL;
return D3D_OK;
}
default:
FIXME("Implement volume and cube texture filtering\n");
return E_NOTIMPL;
}
}
HRESULT WINAPI D3DXCheckTextureRequirements(LPDIRECT3DDEVICE9 device,
UINT* width,
UINT* height,
UINT* miplevels,
DWORD usage,
D3DFORMAT* format,
D3DPOOL pool)
{
UINT w = (width && *width) ? *width : 1;
UINT h = (height && *height) ? *height : 1;
D3DCAPS9 caps;
TRACE("(%p, %p, %p, %p, %u, %p, %u)\n", device, width, height, miplevels, usage, format, pool);
if (!device)
return D3DERR_INVALIDCALL;
/* usage */
if ((usage != D3DX_DEFAULT) &&
(usage & (D3DUSAGE_WRITEONLY | D3DUSAGE_DONOTCLIP | D3DUSAGE_POINTS | D3DUSAGE_RTPATCHES | D3DUSAGE_NPATCHES)))
return D3DERR_INVALIDCALL;
/* pool */
if ((pool != D3DPOOL_DEFAULT) && (pool != D3DPOOL_MANAGED) && (pool != D3DPOOL_SYSTEMMEM) && (pool != D3DPOOL_SCRATCH))
return D3DERR_INVALIDCALL;
/* width and height */
if (FAILED(IDirect3DDevice9_GetDeviceCaps(device, &caps)))
return D3DERR_INVALIDCALL;
/* 256 x 256 default width/height */
if ((w == D3DX_DEFAULT) && (h == D3DX_DEFAULT))
w = h = 256;
else if (w == D3DX_DEFAULT)
w = (height ? h : 256);
else if (h == D3DX_DEFAULT)
h = (width ? w : 256);
/* ensure width/height is power of 2 */
if ((caps.TextureCaps & D3DPTEXTURECAPS_POW2) && (!is_pow2(w)))
w = make_pow2(w);
if (w > caps.MaxTextureWidth)
w = caps.MaxTextureWidth;
if ((caps.TextureCaps & D3DPTEXTURECAPS_POW2) && (!is_pow2(h)))
h = make_pow2(h);
if (h > caps.MaxTextureHeight)
h = caps.MaxTextureHeight;
/* texture must be square? */
if (caps.TextureCaps & D3DPTEXTURECAPS_SQUAREONLY)
{
if (w > h)
h = w;
else
w = h;
}
if (width)
*width = w;
if (height)
*height = h;
/* miplevels */
if (miplevels)
{
UINT max_mipmaps = 1;
if (!width && !height)
max_mipmaps = 9; /* number of mipmaps in a 256x256 texture */
else
{
UINT max_dimen = max(w, h);
while (max_dimen > 1)
{
max_dimen >>= 1;
max_mipmaps++;
}
}
if (*miplevels == 0 || *miplevels > max_mipmaps)
*miplevels = max_mipmaps;
}
/* format */
if (format)
{
D3DDEVICE_CREATION_PARAMETERS params;
IDirect3D9 *d3d = NULL;
D3DDISPLAYMODE mode;
HRESULT hr;
hr = IDirect3DDevice9_GetDirect3D(device, &d3d);
if (FAILED(hr))
goto cleanup;
hr = IDirect3DDevice9_GetCreationParameters(device, &params);
if (FAILED(hr))
goto cleanup;
hr = IDirect3DDevice9_GetDisplayMode(device, 0, &mode);
if (FAILED(hr))
goto cleanup;
if ((*format == D3DFMT_UNKNOWN) || (*format == D3DX_DEFAULT))
*format = D3DFMT_A8R8G8B8;
hr = IDirect3D9_CheckDeviceFormat(d3d, params.AdapterOrdinal, params.DeviceType, mode.Format, usage,
D3DRTYPE_TEXTURE, *format);
if (FAILED(hr))
FIXME("Pixel format adjustment not implemented yet\n");
cleanup:
if (d3d)
IDirect3D9_Release(d3d);
if (FAILED(hr))
return D3DERR_INVALIDCALL;
}
return D3D_OK;
}
HRESULT WINAPI D3DXCreateTexture(LPDIRECT3DDEVICE9 pDevice,
UINT width,
UINT height,
UINT miplevels,
DWORD usage,
D3DFORMAT format,
D3DPOOL pool,
LPDIRECT3DTEXTURE9 *ppTexture)
{
HRESULT hr;
TRACE("(%p, %u, %u, %u, %x, %x, %x, %p)\n", pDevice, width, height, miplevels, usage, format,
pool, ppTexture);
if (!pDevice || !ppTexture)
return D3DERR_INVALIDCALL;
hr = D3DXCheckTextureRequirements(pDevice, &width, &height, &miplevels, usage, &format, pool);
if (FAILED(hr))
return hr;
return IDirect3DDevice9_CreateTexture(pDevice, width, height, miplevels, usage, format, pool, ppTexture, NULL);
}
HRESULT WINAPI D3DXCreateTextureFromFileInMemoryEx(LPDIRECT3DDEVICE9 device,
LPCVOID srcdata,
UINT srcdatasize,
UINT width,
UINT height,
UINT miplevels,
DWORD usage,
D3DFORMAT format,
D3DPOOL pool,
DWORD filter,
DWORD mipfilter,
D3DCOLOR colorkey,
D3DXIMAGE_INFO* srcinfo,
PALETTEENTRY* palette,
LPDIRECT3DTEXTURE9* texture)
{
FIXME("(%p, %p, %u, %u, %u, %u, %x, %x, %x, %u, %u, %x, %p, %p, %p): stub\n", device, srcdata, srcdatasize, width,
height, miplevels, usage, format, pool, filter, mipfilter, colorkey, srcinfo, palette, texture);
return E_NOTIMPL;
}
HRESULT WINAPI D3DXCreateTextureFromFileExW(LPDIRECT3DDEVICE9 device,
LPCWSTR srcfile,
UINT width,
UINT height,
UINT miplevels,
DWORD usage,
D3DFORMAT format,
D3DPOOL pool,
DWORD filter,
DWORD mipfilter,
D3DCOLOR colorkey,
D3DXIMAGE_INFO *srcinfo,
PALETTEENTRY *palette,
LPDIRECT3DTEXTURE9 *texture)
{
HRESULT hr;
DWORD size;
LPVOID buffer;
TRACE("(%p, %p, %u, %u, %u, %x, %x, %x, %u, %u, %x, %p, %p, %p): relay\n", device, debugstr_w(srcfile), width,
height, miplevels, usage, format, pool, filter, mipfilter, colorkey, srcinfo, palette, texture);
if (!srcfile)
return D3DERR_INVALIDCALL;
hr = map_view_of_file(srcfile, &buffer, &size);
if (FAILED(hr))
return D3DXERR_INVALIDDATA;
hr = D3DXCreateTextureFromFileInMemoryEx(device, buffer, size, width, height, miplevels, usage, format, pool,
filter, mipfilter, colorkey, srcinfo, palette, texture);
UnmapViewOfFile(buffer);
return hr;
}
HRESULT WINAPI D3DXCreateTextureFromFileA(LPDIRECT3DDEVICE9 device,
LPCSTR srcfile,
LPDIRECT3DTEXTURE9 *texture)
{
FIXME("(%p, %s, %p): stub\n", device, debugstr_a(srcfile), texture);
return E_NOTIMPL;
}