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/*
* IWineD3DSurface Implementation of management ( non - rendering ) functions
*
* Copyright 1998 Lionel Ulmer
* Copyright 2000 - 2001 TransGaming Technologies Inc .
* Copyright 2002 - 2005 Jason Edmeades
* Copyright 2002 - 2003 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
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* Copyright 2006 - 2008 Stefan D <EFBFBD> singer for CodeWeavers
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* Copyright 2007 Henri Verbeet
* Copyright 2006 - 2007 Roderick Colenbrander
*
* 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 "config.h"
# include "wine/port.h"
# include "wined3d_private.h"
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# include <assert.h>
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WINE_DEFAULT_DEBUG_CHANNEL ( d3d_surface ) ;
/* Do NOT define GLINFO_LOCATION in this file. THIS CODE MUST NOT USE IT */
/* *******************************************
IWineD3DSurface IUnknown parts follow
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_QueryInterface ( IWineD3DSurface * iface , REFIID riid , LPVOID * ppobj )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
/* Warn ,but be nice about things */
TRACE ( " (%p)->(%s,%p) \n " , This , debugstr_guid ( riid ) , ppobj ) ;
if ( IsEqualGUID ( riid , & IID_IUnknown )
| | IsEqualGUID ( riid , & IID_IWineD3DBase )
| | IsEqualGUID ( riid , & IID_IWineD3DResource )
| | IsEqualGUID ( riid , & IID_IWineD3DSurface ) ) {
IUnknown_AddRef ( ( IUnknown * ) iface ) ;
* ppobj = This ;
return S_OK ;
}
* ppobj = NULL ;
return E_NOINTERFACE ;
}
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ULONG WINAPI IWineD3DBaseSurfaceImpl_AddRef ( IWineD3DSurface * iface ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
ULONG ref = InterlockedIncrement ( & This - > resource . ref ) ;
TRACE ( " (%p) : AddRef increasing from %d \n " , This , ref - 1 ) ;
return ref ;
}
/* ****************************************************
IWineD3DSurface IWineD3DResource parts follow
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetDevice ( IWineD3DSurface * iface , IWineD3DDevice * * ppDevice ) {
return IWineD3DResourceImpl_GetDevice ( ( IWineD3DResource * ) iface , ppDevice ) ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetPrivateData ( IWineD3DSurface * iface , REFGUID refguid , CONST void * pData , DWORD SizeOfData , DWORD Flags ) {
return IWineD3DResourceImpl_SetPrivateData ( ( IWineD3DResource * ) iface , refguid , pData , SizeOfData , Flags ) ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetPrivateData ( IWineD3DSurface * iface , REFGUID refguid , void * pData , DWORD * pSizeOfData ) {
return IWineD3DResourceImpl_GetPrivateData ( ( IWineD3DResource * ) iface , refguid , pData , pSizeOfData ) ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_FreePrivateData ( IWineD3DSurface * iface , REFGUID refguid ) {
return IWineD3DResourceImpl_FreePrivateData ( ( IWineD3DResource * ) iface , refguid ) ;
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_SetPriority ( IWineD3DSurface * iface , DWORD PriorityNew ) {
return IWineD3DResourceImpl_SetPriority ( ( IWineD3DResource * ) iface , PriorityNew ) ;
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_GetPriority ( IWineD3DSurface * iface ) {
return IWineD3DResourceImpl_GetPriority ( ( IWineD3DResource * ) iface ) ;
}
WINED3DRESOURCETYPE WINAPI IWineD3DBaseSurfaceImpl_GetType ( IWineD3DSurface * iface ) {
TRACE ( " (%p) : calling resourceimpl_GetType \n " , iface ) ;
return IWineD3DResourceImpl_GetType ( ( IWineD3DResource * ) iface ) ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetParent ( IWineD3DSurface * iface , IUnknown * * pParent ) {
TRACE ( " (%p) : calling resourceimpl_GetParent \n " , iface ) ;
return IWineD3DResourceImpl_GetParent ( ( IWineD3DResource * ) iface , pParent ) ;
}
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/* ******************************************************
IWineD3DSurface IWineD3DSurface parts follow
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetContainer ( IWineD3DSurface * iface , REFIID riid , void * * ppContainer ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DBase * container = 0 ;
TRACE ( " (This %p, riid %s, ppContainer %p) \n " , This , debugstr_guid ( riid ) , ppContainer ) ;
if ( ! ppContainer ) {
ERR ( " Called without a valid ppContainer. \n " ) ;
}
/** From MSDN:
* If the surface is created using CreateImageSurface / CreateOffscreenPlainSurface , CreateRenderTarget ,
* or CreateDepthStencilSurface , the surface is considered stand alone . In this case ,
* GetContainer will return the Direct3D device used to create the surface .
*/
if ( This - > container ) {
container = This - > container ;
} else {
container = ( IWineD3DBase * ) This - > resource . wineD3DDevice ;
}
TRACE ( " Relaying to QueryInterface \n " ) ;
return IUnknown_QueryInterface ( container , riid , ppContainer ) ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetDesc ( IWineD3DSurface * iface , WINED3DSURFACE_DESC * pDesc ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p) : copying into %p \n " , This , pDesc ) ;
if ( pDesc - > Format ! = NULL ) * ( pDesc - > Format ) = This - > resource . format ;
if ( pDesc - > Type ! = NULL ) * ( pDesc - > Type ) = This - > resource . resourceType ;
if ( pDesc - > Usage ! = NULL ) * ( pDesc - > Usage ) = This - > resource . usage ;
if ( pDesc - > Pool ! = NULL ) * ( pDesc - > Pool ) = This - > resource . pool ;
if ( pDesc - > Size ! = NULL ) * ( pDesc - > Size ) = This - > resource . size ; /* dx8 only */
if ( pDesc - > MultiSampleType ! = NULL ) * ( pDesc - > MultiSampleType ) = This - > currentDesc . MultiSampleType ;
if ( pDesc - > MultiSampleQuality ! = NULL ) * ( pDesc - > MultiSampleQuality ) = This - > currentDesc . MultiSampleQuality ;
if ( pDesc - > Width ! = NULL ) * ( pDesc - > Width ) = This - > currentDesc . Width ;
if ( pDesc - > Height ! = NULL ) * ( pDesc - > Height ) = This - > currentDesc . Height ;
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetBltStatus ( IWineD3DSurface * iface , DWORD Flags ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p)->(%x) \n " , This , Flags ) ;
switch ( Flags )
{
case WINEDDGBS_CANBLT :
case WINEDDGBS_ISBLTDONE :
return WINED3D_OK ;
default :
return WINED3DERR_INVALIDCALL ;
}
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetFlipStatus ( IWineD3DSurface * iface , DWORD Flags ) {
/* XXX: DDERR_INVALIDSURFACETYPE */
TRACE ( " (%p)->(%08x) \n " , iface , Flags ) ;
switch ( Flags ) {
case WINEDDGFS_CANFLIP :
case WINEDDGFS_ISFLIPDONE :
return WINED3D_OK ;
default :
return WINED3DERR_INVALIDCALL ;
}
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_IsLost ( IWineD3DSurface * iface ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p) \n " , This ) ;
/* D3D8 and 9 loose full devices, ddraw only surfaces */
return This - > Flags & SFLAG_LOST ? WINED3DERR_DEVICELOST : WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_Restore ( IWineD3DSurface * iface ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p) \n " , This ) ;
/* So far we don't lose anything :) */
This - > Flags & = ~ SFLAG_LOST ;
return WINED3D_OK ;
}
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HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetPalette ( IWineD3DSurface * iface , IWineD3DPalette * Pal ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DPaletteImpl * PalImpl = ( IWineD3DPaletteImpl * ) Pal ;
TRACE ( " (%p)->(%p) \n " , This , Pal ) ;
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if ( This - > palette = = PalImpl ) {
TRACE ( " Nop palette change \n " ) ;
return WINED3D_OK ;
}
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if ( This - > palette ! = NULL )
if ( This - > resource . usage & WINED3DUSAGE_RENDERTARGET )
This - > palette - > Flags & = ~ WINEDDPCAPS_PRIMARYSURFACE ;
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This - > palette = PalImpl ;
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if ( PalImpl ! = NULL ) {
if ( This - > resource . usage & WINED3DUSAGE_RENDERTARGET ) {
( PalImpl ) - > Flags | = WINEDDPCAPS_PRIMARYSURFACE ;
}
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return IWineD3DSurface_RealizePalette ( iface ) ;
}
else return WINED3D_OK ;
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}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetColorKey ( IWineD3DSurface * iface , DWORD Flags , WINEDDCOLORKEY * CKey ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p)->(%08x,%p) \n " , This , Flags , CKey ) ;
if ( ( Flags & WINEDDCKEY_COLORSPACE ) ! = 0 ) {
FIXME ( " colorkey value not supported (%08x) ! \n " , Flags ) ;
return WINED3DERR_INVALIDCALL ;
}
/* Dirtify the surface, but only if a key was changed */
if ( CKey ) {
switch ( Flags & ~ WINEDDCKEY_COLORSPACE ) {
case WINEDDCKEY_DESTBLT :
This - > DestBltCKey = * CKey ;
This - > CKeyFlags | = WINEDDSD_CKDESTBLT ;
break ;
case WINEDDCKEY_DESTOVERLAY :
This - > DestOverlayCKey = * CKey ;
This - > CKeyFlags | = WINEDDSD_CKDESTOVERLAY ;
break ;
case WINEDDCKEY_SRCOVERLAY :
This - > SrcOverlayCKey = * CKey ;
This - > CKeyFlags | = WINEDDSD_CKSRCOVERLAY ;
break ;
case WINEDDCKEY_SRCBLT :
This - > SrcBltCKey = * CKey ;
This - > CKeyFlags | = WINEDDSD_CKSRCBLT ;
break ;
}
}
else {
switch ( Flags & ~ WINEDDCKEY_COLORSPACE ) {
case WINEDDCKEY_DESTBLT :
This - > CKeyFlags & = ~ WINEDDSD_CKDESTBLT ;
break ;
case WINEDDCKEY_DESTOVERLAY :
This - > CKeyFlags & = ~ WINEDDSD_CKDESTOVERLAY ;
break ;
case WINEDDCKEY_SRCOVERLAY :
This - > CKeyFlags & = ~ WINEDDSD_CKSRCOVERLAY ;
break ;
case WINEDDCKEY_SRCBLT :
This - > CKeyFlags & = ~ WINEDDSD_CKSRCBLT ;
break ;
}
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetPalette ( IWineD3DSurface * iface , IWineD3DPalette * * Pal ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p)->(%p) \n " , This , Pal ) ;
* Pal = ( IWineD3DPalette * ) This - > palette ;
return WINED3D_OK ;
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_GetPitch ( IWineD3DSurface * iface ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
DWORD ret ;
TRACE ( " (%p) \n " , This ) ;
/* DXTn formats don't have exact pitches as they are to the new row of blocks,
where each block is 4 x4 pixels , 8 bytes ( dxt1 ) and 16 bytes ( dxt2 / 3 / 4 / 5 )
ie pitch = ( width / 4 ) * bytes per block */
if ( This - > resource . format = = WINED3DFMT_DXT1 ) /* DXT1 is 8 bytes per block */
ret = ( ( This - > currentDesc . Width + 3 ) > > 2 ) < < 3 ;
else if ( This - > resource . format = = WINED3DFMT_DXT2 | | This - > resource . format = = WINED3DFMT_DXT3 | |
This - > resource . format = = WINED3DFMT_DXT4 | | This - > resource . format = = WINED3DFMT_DXT5 ) /* DXT2/3/4/5 is 16 bytes per block */
ret = ( ( This - > currentDesc . Width + 3 ) > > 2 ) < < 4 ;
else {
unsigned char alignment = This - > resource . wineD3DDevice - > surface_alignment ;
ret = This - > bytesPerPixel * This - > currentDesc . Width ; /* Bytes / row */
ret = ( ret + alignment - 1 ) & ~ ( alignment - 1 ) ;
}
TRACE ( " (%p) Returning %d \n " , This , ret ) ;
return ret ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetOverlayPosition ( IWineD3DSurface * iface , LONG X , LONG Y ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
FIXME ( " (%p)->(%d,%d) Stub! \n " , This , X , Y ) ;
if ( ! ( This - > resource . usage & WINED3DUSAGE_OVERLAY ) )
{
TRACE ( " (%p): Not an overlay surface \n " , This ) ;
return WINEDDERR_NOTAOVERLAYSURFACE ;
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetOverlayPosition ( IWineD3DSurface * iface , LONG * X , LONG * Y ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
FIXME ( " (%p)->(%p,%p) Stub! \n " , This , X , Y ) ;
if ( ! ( This - > resource . usage & WINED3DUSAGE_OVERLAY ) )
{
TRACE ( " (%p): Not an overlay surface \n " , This ) ;
return WINEDDERR_NOTAOVERLAYSURFACE ;
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_UpdateOverlayZOrder ( IWineD3DSurface * iface , DWORD Flags , IWineD3DSurface * Ref ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DSurfaceImpl * RefImpl = ( IWineD3DSurfaceImpl * ) Ref ;
FIXME ( " (%p)->(%08x,%p) Stub! \n " , This , Flags , RefImpl ) ;
if ( ! ( This - > resource . usage & WINED3DUSAGE_OVERLAY ) )
{
TRACE ( " (%p): Not an overlay surface \n " , This ) ;
return WINEDDERR_NOTAOVERLAYSURFACE ;
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_UpdateOverlay ( IWineD3DSurface * iface , RECT * SrcRect , IWineD3DSurface * DstSurface , RECT * DstRect , DWORD Flags , WINEDDOVERLAYFX * FX ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DSurfaceImpl * Dst = ( IWineD3DSurfaceImpl * ) DstSurface ;
FIXME ( " (%p)->(%p, %p, %p, %08x, %p) \n " , This , SrcRect , Dst , DstRect , Flags , FX ) ;
if ( ! ( This - > resource . usage & WINED3DUSAGE_OVERLAY ) )
{
TRACE ( " (%p): Not an overlay surface \n " , This ) ;
return WINEDDERR_NOTAOVERLAYSURFACE ;
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetClipper ( IWineD3DSurface * iface , IWineD3DClipper * clipper )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p)->(%p) \n " , This , clipper ) ;
This - > clipper = clipper ;
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetClipper ( IWineD3DSurface * iface , IWineD3DClipper * * clipper )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p)->(%p) \n " , This , clipper ) ;
* clipper = This - > clipper ;
if ( * clipper ) {
IWineD3DClipper_AddRef ( * clipper ) ;
}
return WINED3D_OK ;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetContainer ( IWineD3DSurface * iface , IWineD3DBase * container ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " This %p, container %p \n " , This , container ) ;
/* We can't keep a reference to the container, since the container already keeps a reference to us. */
TRACE ( " Setting container to %p from %p \n " , container , This - > container ) ;
This - > container = container ;
return WINED3D_OK ;
}
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HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetFormat ( IWineD3DSurface * iface , WINED3DFORMAT format ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
const StaticPixelFormatDesc * formatEntry = getFormatDescEntry ( format , NULL , NULL ) ;
if ( This - > resource . format ! = WINED3DFMT_UNKNOWN ) {
FIXME ( " (%p) : The format of the surface must be WINED3DFORMAT_UNKNOWN \n " , This ) ;
return WINED3DERR_INVALIDCALL ;
}
TRACE ( " (%p) : Setting texture format to (%d,%s) \n " , This , format , debug_d3dformat ( format ) ) ;
if ( format = = WINED3DFMT_UNKNOWN ) {
This - > resource . size = 0 ;
} else if ( format = = WINED3DFMT_DXT1 ) {
/* DXT1 is half byte per pixel */
This - > resource . size = ( ( max ( This - > pow2Width , 4 ) * formatEntry - > bpp ) * max ( This - > pow2Height , 4 ) ) > > 1 ;
} else if ( format = = WINED3DFMT_DXT2 | | format = = WINED3DFMT_DXT3 | |
format = = WINED3DFMT_DXT4 | | format = = WINED3DFMT_DXT5 ) {
This - > resource . size = ( ( max ( This - > pow2Width , 4 ) * formatEntry - > bpp ) * max ( This - > pow2Height , 4 ) ) ;
} else {
unsigned char alignment = This - > resource . wineD3DDevice - > surface_alignment ;
This - > resource . size = ( ( This - > pow2Width * formatEntry - > bpp ) + alignment - 1 ) & ~ ( alignment - 1 ) ;
This - > resource . size * = This - > pow2Height ;
}
if ( format ! = WINED3DFMT_UNKNOWN ) {
This - > bytesPerPixel = formatEntry - > bpp ;
} else {
This - > bytesPerPixel = 0 ;
}
This - > Flags | = ( WINED3DFMT_D16_LOCKABLE = = format ) ? SFLAG_LOCKABLE : 0 ;
This - > resource . format = format ;
TRACE ( " (%p) : Size %d, bytesPerPixel %d \n " , This , This - > resource . size , This - > bytesPerPixel ) ;
return WINED3D_OK ;
}
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HRESULT IWineD3DBaseSurfaceImpl_CreateDIBSection ( IWineD3DSurface * iface ) {
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
int extraline = 0 ;
SYSTEM_INFO sysInfo ;
BITMAPINFO * b_info ;
HDC ddc ;
DWORD * masks ;
const StaticPixelFormatDesc * formatEntry = getFormatDescEntry ( This - > resource . format , NULL , NULL ) ;
UINT usage ;
switch ( This - > bytesPerPixel ) {
case 2 :
case 4 :
/* Allocate extra space to store the RGB bit masks. */
b_info = HeapAlloc ( GetProcessHeap ( ) , HEAP_ZERO_MEMORY , sizeof ( BITMAPINFOHEADER ) + 3 * sizeof ( DWORD ) ) ;
break ;
case 3 :
b_info = HeapAlloc ( GetProcessHeap ( ) , HEAP_ZERO_MEMORY , sizeof ( BITMAPINFOHEADER ) ) ;
break ;
default :
/* Allocate extra space for a palette. */
b_info = HeapAlloc ( GetProcessHeap ( ) , HEAP_ZERO_MEMORY ,
sizeof ( BITMAPINFOHEADER )
+ sizeof ( RGBQUAD )
* ( 1 < < ( This - > bytesPerPixel * 8 ) ) ) ;
break ;
}
if ( ! b_info )
return E_OUTOFMEMORY ;
/* Some apps access the surface in via DWORDs, and do not take the necessary care at the end of the
* surface . So we need at least extra 4 bytes at the end of the surface . Check against the page size ,
* if the last page used for the surface has at least 4 spare bytes we ' re safe , otherwise
* add an extra line to the dib section
*/
GetSystemInfo ( & sysInfo ) ;
if ( ( ( This - > resource . size + 3 ) % sysInfo . dwPageSize ) < 4 ) {
extraline = 1 ;
TRACE ( " Adding an extra line to the dib section \n " ) ;
}
b_info - > bmiHeader . biSize = sizeof ( BITMAPINFOHEADER ) ;
/* TODO: Is there a nicer way to force a specific alignment? (8 byte for ddraw) */
b_info - > bmiHeader . biWidth = IWineD3DSurface_GetPitch ( iface ) / This - > bytesPerPixel ;
b_info - > bmiHeader . biHeight = - This - > currentDesc . Height - extraline ;
b_info - > bmiHeader . biSizeImage = ( This - > currentDesc . Height + extraline ) * IWineD3DSurface_GetPitch ( iface ) ;
b_info - > bmiHeader . biPlanes = 1 ;
b_info - > bmiHeader . biBitCount = This - > bytesPerPixel * 8 ;
b_info - > bmiHeader . biXPelsPerMeter = 0 ;
b_info - > bmiHeader . biYPelsPerMeter = 0 ;
b_info - > bmiHeader . biClrUsed = 0 ;
b_info - > bmiHeader . biClrImportant = 0 ;
/* Get the bit masks */
masks = ( DWORD * ) & ( b_info - > bmiColors ) ;
switch ( This - > resource . format ) {
case WINED3DFMT_R8G8B8 :
usage = DIB_RGB_COLORS ;
b_info - > bmiHeader . biCompression = BI_RGB ;
break ;
case WINED3DFMT_X1R5G5B5 :
case WINED3DFMT_A1R5G5B5 :
case WINED3DFMT_A4R4G4B4 :
case WINED3DFMT_X4R4G4B4 :
case WINED3DFMT_R3G3B2 :
case WINED3DFMT_A8R3G3B2 :
case WINED3DFMT_A2B10G10R10 :
case WINED3DFMT_A8B8G8R8 :
case WINED3DFMT_X8B8G8R8 :
case WINED3DFMT_A2R10G10B10 :
case WINED3DFMT_R5G6B5 :
case WINED3DFMT_A16B16G16R16 :
usage = 0 ;
b_info - > bmiHeader . biCompression = BI_BITFIELDS ;
masks [ 0 ] = formatEntry - > redMask ;
masks [ 1 ] = formatEntry - > greenMask ;
masks [ 2 ] = formatEntry - > blueMask ;
break ;
default :
/* Don't know palette */
b_info - > bmiHeader . biCompression = BI_RGB ;
usage = 0 ;
break ;
}
ddc = GetDC ( 0 ) ;
if ( ddc = = 0 ) {
HeapFree ( GetProcessHeap ( ) , 0 , b_info ) ;
return HRESULT_FROM_WIN32 ( GetLastError ( ) ) ;
}
TRACE ( " Creating a DIB section with size %dx%dx%d, size=%d \n " , b_info - > bmiHeader . biWidth , b_info - > bmiHeader . biHeight , b_info - > bmiHeader . biBitCount , b_info - > bmiHeader . biSizeImage ) ;
This - > dib . DIBsection = CreateDIBSection ( ddc , b_info , usage , & This - > dib . bitmap_data , 0 /* Handle */ , 0 /* Offset */ ) ;
ReleaseDC ( 0 , ddc ) ;
if ( ! This - > dib . DIBsection ) {
ERR ( " CreateDIBSection failed! \n " ) ;
HeapFree ( GetProcessHeap ( ) , 0 , b_info ) ;
return HRESULT_FROM_WIN32 ( GetLastError ( ) ) ;
}
TRACE ( " DIBSection at : %p \n " , This - > dib . bitmap_data ) ;
/* copy the existing surface to the dib section */
if ( This - > resource . allocatedMemory ) {
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memcpy ( This - > dib . bitmap_data , This - > resource . allocatedMemory , This - > currentDesc . Height * IWineD3DSurface_GetPitch ( iface ) ) ;
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} else {
/* This is to make LockRect read the gl Texture although memory is allocated */
This - > Flags & = ~ SFLAG_INSYSMEM ;
}
This - > dib . bitmap_size = b_info - > bmiHeader . biSizeImage ;
HeapFree ( GetProcessHeap ( ) , 0 , b_info ) ;
/* Now allocate a HDC */
This - > hDC = CreateCompatibleDC ( 0 ) ;
This - > dib . holdbitmap = SelectObject ( This - > hDC , This - > dib . DIBsection ) ;
TRACE ( " using wined3d palette %p \n " , This - > palette ) ;
SelectPalette ( This - > hDC ,
This - > palette ? This - > palette - > hpal : 0 ,
FALSE ) ;
This - > Flags | = SFLAG_DIBSECTION ;
2007-10-22 13:02:03 +02:00
HeapFree ( GetProcessHeap ( ) , 0 , This - > resource . heapMemory ) ;
This - > resource . heapMemory = NULL ;
2007-09-17 13:48:11 +02:00
return WINED3D_OK ;
}
2007-09-17 16:03:21 +02:00
2008-02-25 11:18:03 +01:00
void convert_r32f_r16f ( BYTE * src , BYTE * dst , DWORD pitch_in , DWORD pitch_out , unsigned int w , unsigned int h ) {
unsigned int x , y ;
float * src_f ;
unsigned short * dst_s ;
TRACE ( " Converting %dx%d pixels, pitches %d %d \n " , w , h , pitch_in , pitch_out ) ;
for ( y = 0 ; y < h ; y + + ) {
src_f = ( float * ) ( src + y * pitch_in ) ;
dst_s = ( unsigned short * ) ( dst + y * pitch_out ) ;
for ( x = 0 ; x < w ; x + + ) {
dst_s [ x ] = float_32_to_16 ( src_f + x ) ;
}
}
}
struct d3dfmt_convertor_desc {
WINED3DFORMAT from , to ;
void ( * convert ) ( BYTE * src , BYTE * dst , DWORD pitch_in , DWORD pitch_out , unsigned int w , unsigned int h ) ;
} ;
struct d3dfmt_convertor_desc convertors [ ] = {
{ WINED3DFMT_R32F , WINED3DFMT_R16F , convert_r32f_r16f } ,
} ;
static inline struct d3dfmt_convertor_desc * find_convertor ( WINED3DFORMAT from , WINED3DFORMAT to ) {
unsigned int i ;
for ( i = 0 ; i < ( sizeof ( convertors ) / sizeof ( convertors [ 0 ] ) ) ; i + + ) {
if ( convertors [ i ] . from = = from & & convertors [ i ] . to = = to ) {
return & convertors [ i ] ;
}
}
return NULL ;
}
/*****************************************************************************
* surface_convert_format
*
* Creates a duplicate of a surface in a different format . Is used by Blt to
* blit between surfaces with different formats
*
* Parameters
* source : Source surface
* fmt : Requested destination format
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
IWineD3DSurfaceImpl * surface_convert_format ( IWineD3DSurfaceImpl * source , WINED3DFORMAT to_fmt ) {
IWineD3DSurface * ret = NULL ;
struct d3dfmt_convertor_desc * conv ;
WINED3DLOCKED_RECT lock_src , lock_dst ;
HRESULT hr ;
conv = find_convertor ( source - > resource . format , to_fmt ) ;
if ( ! conv ) {
FIXME ( " Cannot find a conversion function from format %s to %s \n " ,
debug_d3dformat ( source - > resource . format ) , debug_d3dformat ( to_fmt ) ) ;
return NULL ;
}
IWineD3DDevice_CreateSurface ( ( IWineD3DDevice * ) source - > resource . wineD3DDevice ,
source - > currentDesc . Width ,
source - > currentDesc . Height ,
to_fmt ,
TRUE , /* lockable */
TRUE , /* discard */
0 , /* level */
& ret ,
WINED3DRTYPE_SURFACE ,
0 , /* usage */
WINED3DPOOL_SCRATCH ,
WINED3DMULTISAMPLE_NONE , /* TODO: Multisampled conversion */
0 , /* multisamplequality */
NULL , /* sharedhandle */
IWineD3DSurface_GetImplType ( ( IWineD3DSurface * ) source ) ,
NULL ) ; /* parent */
if ( ! ret ) {
ERR ( " Failed to create a destination surface for conversion \n " ) ;
return NULL ;
}
memset ( & lock_src , 0 , sizeof ( lock_src ) ) ;
memset ( & lock_dst , 0 , sizeof ( lock_dst ) ) ;
hr = IWineD3DSurface_LockRect ( ( IWineD3DSurface * ) source , & lock_src , NULL , WINED3DLOCK_READONLY ) ;
if ( FAILED ( hr ) ) {
ERR ( " Failed to lock the source surface \n " ) ;
IWineD3DSurface_Release ( ret ) ;
return NULL ;
}
hr = IWineD3DSurface_LockRect ( ret , & lock_dst , NULL , WINED3DLOCK_READONLY ) ;
if ( FAILED ( hr ) ) {
ERR ( " Failed to lock the dest surface \n " ) ;
IWineD3DSurface_UnlockRect ( ( IWineD3DSurface * ) source ) ;
IWineD3DSurface_Release ( ret ) ;
return NULL ;
}
conv - > convert ( lock_src . pBits , lock_dst . pBits , lock_src . Pitch , lock_dst . Pitch ,
source - > currentDesc . Width , source - > currentDesc . Height ) ;
IWineD3DSurface_UnlockRect ( ret ) ;
IWineD3DSurface_UnlockRect ( ( IWineD3DSurface * ) source ) ;
return ( IWineD3DSurfaceImpl * ) ret ;
}
2007-09-17 16:03:21 +02:00
/*****************************************************************************
* _Blt_ColorFill
*
* Helper function that fills a memory area with a specific color
*
* Params :
* buf : memory address to start filling at
* width , height : Dimensions of the area to fill
* bpp : Bit depth of the surface
* lPitch : pitch of the surface
* color : Color to fill with
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
static HRESULT
_Blt_ColorFill ( BYTE * buf ,
int width , int height ,
int bpp , LONG lPitch ,
DWORD color )
{
int x , y ;
LPBYTE first ;
/* Do first row */
# define COLORFILL_ROW(type) \
{ \
type * d = ( type * ) buf ; \
for ( x = 0 ; x < width ; x + + ) \
d [ x ] = ( type ) color ; \
break ; \
}
switch ( bpp )
{
case 1 : COLORFILL_ROW ( BYTE )
case 2 : COLORFILL_ROW ( WORD )
case 3 :
{
2008-01-23 22:40:02 +01:00
BYTE * d = buf ;
2007-09-17 16:03:21 +02:00
for ( x = 0 ; x < width ; x + + , d + = 3 )
{
d [ 0 ] = ( color ) & 0xFF ;
d [ 1 ] = ( color > > 8 ) & 0xFF ;
d [ 2 ] = ( color > > 16 ) & 0xFF ;
}
break ;
}
case 4 : COLORFILL_ROW ( DWORD )
default :
FIXME ( " Color fill not implemented for bpp %d! \n " , bpp * 8 ) ;
return WINED3DERR_NOTAVAILABLE ;
}
# undef COLORFILL_ROW
/* Now copy first row */
first = buf ;
for ( y = 1 ; y < height ; y + + )
{
buf + = lPitch ;
memcpy ( buf , first , width * bpp ) ;
}
return WINED3D_OK ;
}
/*****************************************************************************
* IWineD3DSurface : : Blt , SW emulation version
*
* Performs blits to a surface , eigher from a source of source - less blts
* This is the main functionality of DirectDraw
*
* Params :
* DestRect : Destination rectangle to write to
* SrcSurface : Source surface , can be NULL
* SrcRect : Source rectangle
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
HRESULT WINAPI
IWineD3DBaseSurfaceImpl_Blt ( IWineD3DSurface * iface ,
RECT * DestRect ,
IWineD3DSurface * SrcSurface ,
RECT * SrcRect ,
DWORD Flags ,
WINEDDBLTFX * DDBltFx ,
WINED3DTEXTUREFILTERTYPE Filter )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DSurfaceImpl * Src = ( IWineD3DSurfaceImpl * ) SrcSurface ;
RECT xdst , xsrc ;
HRESULT ret = WINED3D_OK ;
WINED3DLOCKED_RECT dlock , slock ;
WINED3DFORMAT dfmt = WINED3DFMT_UNKNOWN , sfmt = WINED3DFMT_UNKNOWN ;
int bpp , srcheight , srcwidth , dstheight , dstwidth , width ;
int x , y ;
const StaticPixelFormatDesc * sEntry , * dEntry ;
LPBYTE dbuf , sbuf ;
TRACE ( " (%p)->(%p,%p,%p,%x,%p) \n " , This , DestRect , Src , SrcRect , Flags , DDBltFx ) ;
if ( TRACE_ON ( d3d_surface ) )
{
if ( DestRect ) TRACE ( " \t destrect :%dx%d-%dx%d \n " ,
DestRect - > left , DestRect - > top , DestRect - > right , DestRect - > bottom ) ;
if ( SrcRect ) TRACE ( " \t srcrect :%dx%d-%dx%d \n " ,
SrcRect - > left , SrcRect - > top , SrcRect - > right , SrcRect - > bottom ) ;
#if 0
TRACE ( " \t flags: " ) ;
DDRAW_dump_DDBLT ( Flags ) ;
if ( Flags & WINEDDBLT_DDFX )
{
TRACE ( " \t blitfx: " ) ;
DDRAW_dump_DDBLTFX ( DDBltFx - > dwDDFX ) ;
}
# endif
}
if ( ( This - > Flags & SFLAG_LOCKED ) | | ( ( Src ! = NULL ) & & ( Src - > Flags & SFLAG_LOCKED ) ) )
{
WARN ( " Surface is busy, returning DDERR_SURFACEBUSY \n " ) ;
return WINEDDERR_SURFACEBUSY ;
}
if ( Filter ! = WINED3DTEXF_NONE & & Filter ! = WINED3DTEXF_POINT ) {
/* Can happen when d3d9 apps do a StretchRect call which isn't handled in gl */
FIXME ( " Filters not supported in software blit \n " ) ;
}
if ( Src = = This )
{
IWineD3DSurface_LockRect ( iface , & dlock , NULL , 0 ) ;
dfmt = This - > resource . format ;
slock = dlock ;
sfmt = dfmt ;
sEntry = getFormatDescEntry ( sfmt , NULL , NULL ) ;
dEntry = sEntry ;
}
else
{
2008-02-25 11:18:03 +01:00
dfmt = This - > resource . format ;
dEntry = getFormatDescEntry ( dfmt , NULL , NULL ) ;
2007-09-17 16:03:21 +02:00
if ( Src )
{
2008-02-25 11:18:03 +01:00
if ( This - > resource . format ! = Src - > resource . format ) {
Src = surface_convert_format ( Src , dfmt ) ;
if ( ! Src ) {
/* The conv function writes a FIXME */
WARN ( " Cannot convert source surface format to dest format \n " ) ;
goto release ;
}
}
IWineD3DSurface_LockRect ( ( IWineD3DSurface * ) Src , & slock , NULL , WINED3DLOCK_READONLY ) ;
2007-09-17 16:03:21 +02:00
sfmt = Src - > resource . format ;
}
sEntry = getFormatDescEntry ( sfmt , NULL , NULL ) ;
IWineD3DSurface_LockRect ( iface , & dlock , NULL , 0 ) ;
}
if ( ! DDBltFx | | ! ( DDBltFx - > dwDDFX ) ) Flags & = ~ WINEDDBLT_DDFX ;
if ( sEntry - > isFourcc & & dEntry - > isFourcc )
{
memcpy ( dlock . pBits , slock . pBits , This - > resource . size ) ;
goto release ;
}
if ( DestRect )
{
2008-03-20 23:25:13 +01:00
xdst = * DestRect ;
2007-09-17 16:03:21 +02:00
}
else
{
xdst . top = 0 ;
xdst . bottom = This - > currentDesc . Height ;
xdst . left = 0 ;
xdst . right = This - > currentDesc . Width ;
}
if ( SrcRect )
{
2008-03-20 23:25:13 +01:00
xsrc = * SrcRect ;
2007-09-17 16:03:21 +02:00
}
else
{
if ( Src )
{
xsrc . top = 0 ;
xsrc . bottom = Src - > currentDesc . Height ;
xsrc . left = 0 ;
xsrc . right = Src - > currentDesc . Width ;
}
else
{
memset ( & xsrc , 0 , sizeof ( xsrc ) ) ;
}
}
/* First check for the validity of source / destination rectangles. This was
* verified using a test application + by MSDN .
*/
if ( ( Src ! = NULL ) & &
( ( xsrc . bottom > Src - > currentDesc . Height ) | | ( xsrc . bottom < 0 ) | |
( xsrc . top > Src - > currentDesc . Height ) | | ( xsrc . top < 0 ) | |
( xsrc . left > Src - > currentDesc . Width ) | | ( xsrc . left < 0 ) | |
( xsrc . right > Src - > currentDesc . Width ) | | ( xsrc . right < 0 ) | |
( xsrc . right < xsrc . left ) | | ( xsrc . bottom < xsrc . top ) ) )
{
WARN ( " Application gave us bad source rectangle for Blt. \n " ) ;
ret = WINEDDERR_INVALIDRECT ;
goto release ;
}
/* For the Destination rect, it can be out of bounds on the condition that a clipper
* is set for the given surface .
*/
if ( ( /*This->clipper == NULL*/ TRUE ) & &
( ( xdst . bottom > This - > currentDesc . Height ) | | ( xdst . bottom < 0 ) | |
( xdst . top > This - > currentDesc . Height ) | | ( xdst . top < 0 ) | |
( xdst . left > This - > currentDesc . Width ) | | ( xdst . left < 0 ) | |
( xdst . right > This - > currentDesc . Width ) | | ( xdst . right < 0 ) | |
( xdst . right < xdst . left ) | | ( xdst . bottom < xdst . top ) ) )
{
WARN ( " Application gave us bad destination rectangle for Blt without a clipper set. \n " ) ;
ret = WINEDDERR_INVALIDRECT ;
goto release ;
}
/* Now handle negative values in the rectangles. Warning: only supported for now
in the ' simple ' cases ( ie not in any stretching / rotation cases ) .
First , the case where nothing is to be done .
*/
if ( ( ( xdst . bottom < = 0 ) | | ( xdst . right < = 0 ) | |
( xdst . top > = ( int ) This - > currentDesc . Height ) | |
( xdst . left > = ( int ) This - > currentDesc . Width ) ) | |
( ( Src ! = NULL ) & &
( ( xsrc . bottom < = 0 ) | | ( xsrc . right < = 0 ) | |
( xsrc . top > = ( int ) Src - > currentDesc . Height ) | |
( xsrc . left > = ( int ) Src - > currentDesc . Width ) ) ) )
{
TRACE ( " Nothing to be done ! \n " ) ;
goto release ;
}
/* The easy case : the source-less blits.... */
if ( Src = = NULL )
{
RECT full_rect ;
RECT temp_rect ; /* No idea if intersect rect can be the same as one of the source rect */
full_rect . left = 0 ;
full_rect . top = 0 ;
full_rect . right = This - > currentDesc . Width ;
full_rect . bottom = This - > currentDesc . Height ;
IntersectRect ( & temp_rect , & full_rect , & xdst ) ;
xdst = temp_rect ;
}
else
{
/* Only handle clipping on the destination rectangle */
int clip_horiz = ( xdst . left < 0 ) | | ( xdst . right > ( int ) This - > currentDesc . Width ) ;
int clip_vert = ( xdst . top < 0 ) | | ( xdst . bottom > ( int ) This - > currentDesc . Height ) ;
if ( clip_vert | | clip_horiz )
{
/* Now check if this is a special case or not... */
if ( ( ( ( xdst . bottom - xdst . top ) ! = ( xsrc . bottom - xsrc . top ) ) & & clip_vert ) | |
( ( ( xdst . right - xdst . left ) ! = ( xsrc . right - xsrc . left ) ) & & clip_horiz ) | |
( Flags & WINEDDBLT_DDFX ) )
{
WARN ( " Out of screen rectangle in special case. Not handled right now. \n " ) ;
goto release ;
}
if ( clip_horiz )
{
if ( xdst . left < 0 ) { xsrc . left - = xdst . left ; xdst . left = 0 ; }
if ( xdst . right > This - > currentDesc . Width )
{
xsrc . right - = ( xdst . right - ( int ) This - > currentDesc . Width ) ;
xdst . right = ( int ) This - > currentDesc . Width ;
}
}
if ( clip_vert )
{
if ( xdst . top < 0 )
{
xsrc . top - = xdst . top ;
xdst . top = 0 ;
}
if ( xdst . bottom > This - > currentDesc . Height )
{
xsrc . bottom - = ( xdst . bottom - ( int ) This - > currentDesc . Height ) ;
xdst . bottom = ( int ) This - > currentDesc . Height ;
}
}
/* And check if after clipping something is still to be done... */
if ( ( xdst . bottom < = 0 ) | | ( xdst . right < = 0 ) | |
( xdst . top > = ( int ) This - > currentDesc . Height ) | |
( xdst . left > = ( int ) This - > currentDesc . Width ) | |
( xsrc . bottom < = 0 ) | | ( xsrc . right < = 0 ) | |
( xsrc . top > = ( int ) Src - > currentDesc . Height ) | |
( xsrc . left > = ( int ) Src - > currentDesc . Width ) )
{
TRACE ( " Nothing to be done after clipping ! \n " ) ;
goto release ;
}
}
}
bpp = This - > bytesPerPixel ;
srcheight = xsrc . bottom - xsrc . top ;
srcwidth = xsrc . right - xsrc . left ;
dstheight = xdst . bottom - xdst . top ;
dstwidth = xdst . right - xdst . left ;
width = ( xdst . right - xdst . left ) * bpp ;
assert ( width < = dlock . Pitch ) ;
dbuf = ( BYTE * ) dlock . pBits + ( xdst . top * dlock . Pitch ) + ( xdst . left * bpp ) ;
if ( Flags & WINEDDBLT_WAIT )
{
Flags & = ~ WINEDDBLT_WAIT ;
}
if ( Flags & WINEDDBLT_ASYNC )
{
static BOOL displayed = FALSE ;
if ( ! displayed )
FIXME ( " Can't handle WINEDDBLT_ASYNC flag right now. \n " ) ;
displayed = TRUE ;
Flags & = ~ WINEDDBLT_ASYNC ;
}
if ( Flags & WINEDDBLT_DONOTWAIT )
{
/* WINEDDBLT_DONOTWAIT appeared in DX7 */
static BOOL displayed = FALSE ;
if ( ! displayed )
FIXME ( " Can't handle WINEDDBLT_DONOTWAIT flag right now. \n " ) ;
displayed = TRUE ;
Flags & = ~ WINEDDBLT_DONOTWAIT ;
}
/* First, all the 'source-less' blits */
if ( Flags & WINEDDBLT_COLORFILL )
{
ret = _Blt_ColorFill ( dbuf , dstwidth , dstheight , bpp ,
dlock . Pitch , DDBltFx - > u5 . dwFillColor ) ;
Flags & = ~ WINEDDBLT_COLORFILL ;
}
if ( Flags & WINEDDBLT_DEPTHFILL )
{
FIXME ( " DDBLT_DEPTHFILL needs to be implemented! \n " ) ;
}
if ( Flags & WINEDDBLT_ROP )
{
/* Catch some degenerate cases here */
switch ( DDBltFx - > dwROP )
{
case BLACKNESS :
ret = _Blt_ColorFill ( dbuf , dstwidth , dstheight , bpp , dlock . Pitch , 0 ) ;
break ;
case 0xAA0029 : /* No-op */
break ;
case WHITENESS :
ret = _Blt_ColorFill ( dbuf , dstwidth , dstheight , bpp , dlock . Pitch , ~ 0 ) ;
break ;
case SRCCOPY : /* well, we do that below ? */
break ;
default :
FIXME ( " Unsupported raster op: %08x Pattern: %p \n " , DDBltFx - > dwROP , DDBltFx - > u5 . lpDDSPattern ) ;
goto error ;
}
Flags & = ~ WINEDDBLT_ROP ;
}
if ( Flags & WINEDDBLT_DDROPS )
{
FIXME ( " \t Ddraw Raster Ops: %08x Pattern: %p \n " , DDBltFx - > dwDDROP , DDBltFx - > u5 . lpDDSPattern ) ;
}
/* Now the 'with source' blits */
if ( Src )
{
LPBYTE sbase ;
int sx , xinc , sy , yinc ;
if ( ! dstwidth | | ! dstheight ) /* hmm... stupid program ? */
goto release ;
sbase = ( BYTE * ) slock . pBits + ( xsrc . top * slock . Pitch ) + xsrc . left * bpp ;
xinc = ( srcwidth < < 16 ) / dstwidth ;
yinc = ( srcheight < < 16 ) / dstheight ;
if ( ! Flags )
{
/* No effects, we can cheat here */
if ( dstwidth = = srcwidth )
{
if ( dstheight = = srcheight )
{
/* No stretching in either direction. This needs to be as
* fast as possible */
sbuf = sbase ;
/* check for overlapping surfaces */
2008-02-25 11:18:03 +01:00
if ( Src ! = This | | xdst . top < xsrc . top | |
2007-09-17 16:03:21 +02:00
xdst . right < = xsrc . left | | xsrc . right < = xdst . left )
{
/* no overlap, or dst above src, so copy from top downwards */
for ( y = 0 ; y < dstheight ; y + + )
{
memcpy ( dbuf , sbuf , width ) ;
sbuf + = slock . Pitch ;
dbuf + = dlock . Pitch ;
}
}
else if ( xdst . top > xsrc . top ) /* copy from bottom upwards */
{
sbuf + = ( slock . Pitch * dstheight ) ;
dbuf + = ( dlock . Pitch * dstheight ) ;
for ( y = 0 ; y < dstheight ; y + + )
{
sbuf - = slock . Pitch ;
dbuf - = dlock . Pitch ;
memcpy ( dbuf , sbuf , width ) ;
}
}
else /* src and dst overlapping on the same line, use memmove */
{
for ( y = 0 ; y < dstheight ; y + + )
{
memmove ( dbuf , sbuf , width ) ;
sbuf + = slock . Pitch ;
dbuf + = dlock . Pitch ;
}
}
} else {
/* Stretching in Y direction only */
for ( y = sy = 0 ; y < dstheight ; y + + , sy + = yinc ) {
sbuf = sbase + ( sy > > 16 ) * slock . Pitch ;
memcpy ( dbuf , sbuf , width ) ;
dbuf + = dlock . Pitch ;
}
}
}
else
{
/* Stretching in X direction */
int last_sy = - 1 ;
for ( y = sy = 0 ; y < dstheight ; y + + , sy + = yinc )
{
sbuf = sbase + ( sy > > 16 ) * slock . Pitch ;
if ( ( sy > > 16 ) = = ( last_sy > > 16 ) )
{
/* this sourcerow is the same as last sourcerow -
* copy already stretched row
*/
memcpy ( dbuf , dbuf - dlock . Pitch , width ) ;
}
else
{
# define STRETCH_ROW(type) { \
type * s = ( type * ) sbuf , * d = ( type * ) dbuf ; \
for ( x = sx = 0 ; x < dstwidth ; x + + , sx + = xinc ) \
d [ x ] = s [ sx > > 16 ] ; \
break ; }
switch ( bpp )
{
case 1 : STRETCH_ROW ( BYTE )
case 2 : STRETCH_ROW ( WORD )
case 4 : STRETCH_ROW ( DWORD )
case 3 :
{
LPBYTE s , d = dbuf ;
for ( x = sx = 0 ; x < dstwidth ; x + + , sx + = xinc )
{
DWORD pixel ;
s = sbuf + 3 * ( sx > > 16 ) ;
pixel = s [ 0 ] | ( s [ 1 ] < < 8 ) | ( s [ 2 ] < < 16 ) ;
d [ 0 ] = ( pixel ) & 0xff ;
d [ 1 ] = ( pixel > > 8 ) & 0xff ;
d [ 2 ] = ( pixel > > 16 ) & 0xff ;
d + = 3 ;
}
break ;
}
default :
FIXME ( " Stretched blit not implemented for bpp %d! \n " , bpp * 8 ) ;
ret = WINED3DERR_NOTAVAILABLE ;
goto error ;
}
# undef STRETCH_ROW
}
dbuf + = dlock . Pitch ;
last_sy = sy ;
}
}
}
else
{
LONG dstyinc = dlock . Pitch , dstxinc = bpp ;
DWORD keylow = 0xFFFFFFFF , keyhigh = 0 , keymask = 0xFFFFFFFF ;
DWORD destkeylow = 0x0 , destkeyhigh = 0xFFFFFFFF , destkeymask = 0xFFFFFFFF ;
if ( Flags & ( WINEDDBLT_KEYSRC | WINEDDBLT_KEYDEST | WINEDDBLT_KEYSRCOVERRIDE | WINEDDBLT_KEYDESTOVERRIDE ) )
{
/* The color keying flags are checked for correctness in ddraw */
if ( Flags & WINEDDBLT_KEYSRC )
{
keylow = Src - > SrcBltCKey . dwColorSpaceLowValue ;
keyhigh = Src - > SrcBltCKey . dwColorSpaceHighValue ;
}
else if ( Flags & WINEDDBLT_KEYSRCOVERRIDE )
{
keylow = DDBltFx - > ddckSrcColorkey . dwColorSpaceLowValue ;
keyhigh = DDBltFx - > ddckSrcColorkey . dwColorSpaceHighValue ;
}
if ( Flags & WINEDDBLT_KEYDEST )
{
/* Destination color keys are taken from the source surface ! */
destkeylow = Src - > DestBltCKey . dwColorSpaceLowValue ;
destkeyhigh = Src - > DestBltCKey . dwColorSpaceHighValue ;
}
else if ( Flags & WINEDDBLT_KEYDESTOVERRIDE )
{
destkeylow = DDBltFx - > ddckDestColorkey . dwColorSpaceLowValue ;
destkeyhigh = DDBltFx - > ddckDestColorkey . dwColorSpaceHighValue ;
}
if ( bpp = = 1 )
{
keymask = 0xff ;
}
else
{
keymask = sEntry - > redMask |
sEntry - > greenMask |
sEntry - > blueMask ;
}
Flags & = ~ ( WINEDDBLT_KEYSRC | WINEDDBLT_KEYDEST | WINEDDBLT_KEYSRCOVERRIDE | WINEDDBLT_KEYDESTOVERRIDE ) ;
}
if ( Flags & WINEDDBLT_DDFX )
{
LPBYTE dTopLeft , dTopRight , dBottomLeft , dBottomRight , tmp ;
LONG tmpxy ;
dTopLeft = dbuf ;
dTopRight = dbuf + ( ( dstwidth - 1 ) * bpp ) ;
dBottomLeft = dTopLeft + ( ( dstheight - 1 ) * dlock . Pitch ) ;
dBottomRight = dBottomLeft + ( ( dstwidth - 1 ) * bpp ) ;
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_ARITHSTRETCHY )
{
/* I don't think we need to do anything about this flag */
WARN ( " Flags=DDBLT_DDFX nothing done for WINEDDBLTFX_ARITHSTRETCHY \n " ) ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_MIRRORLEFTRIGHT )
{
tmp = dTopRight ;
dTopRight = dTopLeft ;
dTopLeft = tmp ;
tmp = dBottomRight ;
dBottomRight = dBottomLeft ;
dBottomLeft = tmp ;
dstxinc = dstxinc * - 1 ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_MIRRORUPDOWN )
{
tmp = dTopLeft ;
dTopLeft = dBottomLeft ;
dBottomLeft = tmp ;
tmp = dTopRight ;
dTopRight = dBottomRight ;
dBottomRight = tmp ;
dstyinc = dstyinc * - 1 ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_NOTEARING )
{
/* I don't think we need to do anything about this flag */
WARN ( " Flags=DDBLT_DDFX nothing done for WINEDDBLTFX_NOTEARING \n " ) ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_ROTATE180 )
{
tmp = dBottomRight ;
dBottomRight = dTopLeft ;
dTopLeft = tmp ;
tmp = dBottomLeft ;
dBottomLeft = dTopRight ;
dTopRight = tmp ;
dstxinc = dstxinc * - 1 ;
dstyinc = dstyinc * - 1 ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_ROTATE270 )
{
tmp = dTopLeft ;
dTopLeft = dBottomLeft ;
dBottomLeft = dBottomRight ;
dBottomRight = dTopRight ;
dTopRight = tmp ;
tmpxy = dstxinc ;
dstxinc = dstyinc ;
dstyinc = tmpxy ;
dstxinc = dstxinc * - 1 ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_ROTATE90 )
{
tmp = dTopLeft ;
dTopLeft = dTopRight ;
dTopRight = dBottomRight ;
dBottomRight = dBottomLeft ;
dBottomLeft = tmp ;
tmpxy = dstxinc ;
dstxinc = dstyinc ;
dstyinc = tmpxy ;
dstyinc = dstyinc * - 1 ;
}
if ( DDBltFx - > dwDDFX & WINEDDBLTFX_ZBUFFERBASEDEST )
{
/* I don't think we need to do anything about this flag */
WARN ( " Flags=WINEDDBLT_DDFX nothing done for WINEDDBLTFX_ZBUFFERBASEDEST \n " ) ;
}
dbuf = dTopLeft ;
Flags & = ~ ( WINEDDBLT_DDFX ) ;
}
# define COPY_COLORKEY_FX(type) { \
type * s , * d = ( type * ) dbuf , * dx , tmp ; \
for ( y = sy = 0 ; y < dstheight ; y + + , sy + = yinc ) { \
s = ( type * ) ( sbase + ( sy > > 16 ) * slock . Pitch ) ; \
dx = d ; \
for ( x = sx = 0 ; x < dstwidth ; x + + , sx + = xinc ) { \
tmp = s [ sx > > 16 ] ; \
if ( ( ( tmp & keymask ) < keylow | | ( tmp & keymask ) > keyhigh ) & & \
( ( dx [ 0 ] & destkeymask ) > = destkeylow & & ( dx [ 0 ] & destkeymask ) < = destkeyhigh ) ) { \
dx [ 0 ] = tmp ; \
} \
dx = ( type * ) ( ( ( LPBYTE ) dx ) + dstxinc ) ; \
} \
d = ( type * ) ( ( ( LPBYTE ) d ) + dstyinc ) ; \
} \
break ; }
switch ( bpp ) {
case 1 : COPY_COLORKEY_FX ( BYTE )
case 2 : COPY_COLORKEY_FX ( WORD )
case 4 : COPY_COLORKEY_FX ( DWORD )
case 3 :
{
LPBYTE s , d = dbuf , dx ;
for ( y = sy = 0 ; y < dstheight ; y + + , sy + = yinc )
{
sbuf = sbase + ( sy > > 16 ) * slock . Pitch ;
dx = d ;
for ( x = sx = 0 ; x < dstwidth ; x + + , sx + = xinc )
{
DWORD pixel , dpixel = 0 ;
s = sbuf + 3 * ( sx > > 16 ) ;
pixel = s [ 0 ] | ( s [ 1 ] < < 8 ) | ( s [ 2 ] < < 16 ) ;
dpixel = dx [ 0 ] | ( dx [ 1 ] < < 8 ) | ( dx [ 2 ] < < 16 ) ;
if ( ( ( pixel & keymask ) < keylow | | ( pixel & keymask ) > keyhigh ) & &
( ( dpixel & keymask ) > = destkeylow | | ( dpixel & keymask ) < = keyhigh ) )
{
dx [ 0 ] = ( pixel ) & 0xff ;
dx [ 1 ] = ( pixel > > 8 ) & 0xff ;
dx [ 2 ] = ( pixel > > 16 ) & 0xff ;
}
dx + = dstxinc ;
}
d + = dstyinc ;
}
break ;
}
default :
FIXME ( " %s color-keyed blit not implemented for bpp %d! \n " ,
( Flags & WINEDDBLT_KEYSRC ) ? " Source " : " Destination " , bpp * 8 ) ;
ret = WINED3DERR_NOTAVAILABLE ;
goto error ;
# undef COPY_COLORKEY_FX
}
}
}
error :
if ( Flags & & FIXME_ON ( d3d_surface ) )
{
FIXME ( " \t Unsupported flags: %08x \n " , Flags ) ;
}
release :
IWineD3DSurface_UnlockRect ( iface ) ;
2008-02-25 11:18:03 +01:00
if ( Src & & Src ! = This ) IWineD3DSurface_UnlockRect ( ( IWineD3DSurface * ) Src ) ;
/* Release the converted surface if any */
if ( Src & & SrcSurface ! = ( IWineD3DSurface * ) Src ) IWineD3DSurface_Release ( ( IWineD3DSurface * ) Src ) ;
2007-09-17 16:03:21 +02:00
return ret ;
}
/*****************************************************************************
* IWineD3DSurface : : BltFast , SW emulation version
*
* This is the software implementation of BltFast , as used by GDI surfaces
* and as a fallback for OpenGL surfaces . This code is taken from the old
* DirectDraw code , and was originally written by TransGaming .
*
* Params :
* dstx :
* dsty :
* Source : Source surface to copy from
* rsrc : Source rectangle
* trans : Some Flags
*
* Returns :
* WINED3D_OK on success
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
HRESULT WINAPI
IWineD3DBaseSurfaceImpl_BltFast ( IWineD3DSurface * iface ,
DWORD dstx ,
DWORD dsty ,
IWineD3DSurface * Source ,
RECT * rsrc ,
DWORD trans )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
IWineD3DSurfaceImpl * Src = ( IWineD3DSurfaceImpl * ) Source ;
int bpp , w , h , x , y ;
WINED3DLOCKED_RECT dlock , slock ;
HRESULT ret = WINED3D_OK ;
RECT rsrc2 ;
RECT lock_src , lock_dst , lock_union ;
BYTE * sbuf , * dbuf ;
const StaticPixelFormatDesc * sEntry , * dEntry ;
if ( TRACE_ON ( d3d_surface ) )
{
TRACE ( " (%p)->(%d,%d,%p,%p,%08x) \n " , This , dstx , dsty , Src , rsrc , trans ) ;
if ( rsrc )
{
TRACE ( " \t srcrect: %dx%d-%dx%d \n " , rsrc - > left , rsrc - > top ,
rsrc - > right , rsrc - > bottom ) ;
}
else
{
TRACE ( " srcrect: NULL \n " ) ;
}
}
if ( ( This - > Flags & SFLAG_LOCKED ) | |
( ( Src ! = NULL ) & & ( Src - > Flags & SFLAG_LOCKED ) ) )
{
WARN ( " Surface is busy, returning DDERR_SURFACEBUSY \n " ) ;
return WINEDDERR_SURFACEBUSY ;
}
if ( ! rsrc )
{
WARN ( " rsrc is NULL! \n " ) ;
rsrc = & rsrc2 ;
rsrc - > left = 0 ;
rsrc - > top = 0 ;
rsrc - > right = Src - > currentDesc . Width ;
rsrc - > bottom = Src - > currentDesc . Height ;
}
/* Check source rect for validity. Copied from normal Blt. Fixes Baldur's Gate.*/
if ( ( rsrc - > bottom > Src - > currentDesc . Height ) | | ( rsrc - > bottom < 0 ) | |
( rsrc - > top > Src - > currentDesc . Height ) | | ( rsrc - > top < 0 ) | |
( rsrc - > left > Src - > currentDesc . Width ) | | ( rsrc - > left < 0 ) | |
( rsrc - > right > Src - > currentDesc . Width ) | | ( rsrc - > right < 0 ) | |
( rsrc - > right < rsrc - > left ) | | ( rsrc - > bottom < rsrc - > top ) )
{
WARN ( " Application gave us bad source rectangle for BltFast. \n " ) ;
return WINEDDERR_INVALIDRECT ;
}
h = rsrc - > bottom - rsrc - > top ;
if ( h > This - > currentDesc . Height - dsty ) h = This - > currentDesc . Height - dsty ;
if ( h > Src - > currentDesc . Height - rsrc - > top ) h = Src - > currentDesc . Height - rsrc - > top ;
if ( h < = 0 ) return WINEDDERR_INVALIDRECT ;
w = rsrc - > right - rsrc - > left ;
if ( w > This - > currentDesc . Width - dstx ) w = This - > currentDesc . Width - dstx ;
if ( w > Src - > currentDesc . Width - rsrc - > left ) w = Src - > currentDesc . Width - rsrc - > left ;
if ( w < = 0 ) return WINEDDERR_INVALIDRECT ;
/* Now compute the locking rectangle... */
lock_src . left = rsrc - > left ;
lock_src . top = rsrc - > top ;
lock_src . right = lock_src . left + w ;
lock_src . bottom = lock_src . top + h ;
lock_dst . left = dstx ;
lock_dst . top = dsty ;
lock_dst . right = dstx + w ;
lock_dst . bottom = dsty + h ;
bpp = This - > bytesPerPixel ;
/* We need to lock the surfaces, or we won't get refreshes when done. */
if ( Src = = This )
{
int pitch ;
UnionRect ( & lock_union , & lock_src , & lock_dst ) ;
/* Lock the union of the two rectangles */
ret = IWineD3DSurface_LockRect ( iface , & dlock , & lock_union , 0 ) ;
if ( ret ! = WINED3D_OK ) goto error ;
pitch = dlock . Pitch ;
slock . Pitch = dlock . Pitch ;
/* Since slock was originally copied from this surface's description, we can just reuse it */
assert ( This - > resource . allocatedMemory ! = NULL ) ;
2008-01-23 22:40:02 +01:00
sbuf = This - > resource . allocatedMemory + lock_src . top * pitch + lock_src . left * bpp ;
dbuf = This - > resource . allocatedMemory + lock_dst . top * pitch + lock_dst . left * bpp ;
2007-09-17 16:03:21 +02:00
sEntry = getFormatDescEntry ( Src - > resource . format , NULL , NULL ) ;
dEntry = sEntry ;
}
else
{
ret = IWineD3DSurface_LockRect ( Source , & slock , & lock_src , WINED3DLOCK_READONLY ) ;
if ( ret ! = WINED3D_OK ) goto error ;
ret = IWineD3DSurface_LockRect ( iface , & dlock , & lock_dst , 0 ) ;
if ( ret ! = WINED3D_OK ) goto error ;
sbuf = slock . pBits ;
dbuf = dlock . pBits ;
TRACE ( " Dst is at %p, Src is at %p \n " , dbuf , sbuf ) ;
sEntry = getFormatDescEntry ( Src - > resource . format , NULL , NULL ) ;
dEntry = getFormatDescEntry ( This - > resource . format , NULL , NULL ) ;
}
/* Handle first the FOURCC surfaces... */
if ( sEntry - > isFourcc & & dEntry - > isFourcc )
{
TRACE ( " Fourcc -> Fourcc copy \n " ) ;
if ( trans )
FIXME ( " trans arg not supported when a FOURCC surface is involved \n " ) ;
if ( dstx | | dsty )
FIXME ( " offset for destination surface is not supported \n " ) ;
if ( Src - > resource . format ! = This - > resource . format )
{
FIXME ( " FOURCC->FOURCC copy only supported for the same type of surface \n " ) ;
ret = WINED3DERR_WRONGTEXTUREFORMAT ;
goto error ;
}
/* FIXME: Watch out that the size is correct for FOURCC surfaces */
memcpy ( dbuf , sbuf , This - > resource . size ) ;
goto error ;
}
if ( sEntry - > isFourcc & & ! dEntry - > isFourcc )
{
/* TODO: Use the libtxc_dxtn.so shared library to do
* software decompression
*/
ERR ( " DXTC decompression not supported by now \n " ) ;
goto error ;
}
if ( trans & ( WINEDDBLTFAST_SRCCOLORKEY | WINEDDBLTFAST_DESTCOLORKEY ) )
{
DWORD keylow , keyhigh ;
TRACE ( " Color keyed copy \n " ) ;
if ( trans & WINEDDBLTFAST_SRCCOLORKEY )
{
keylow = Src - > SrcBltCKey . dwColorSpaceLowValue ;
keyhigh = Src - > SrcBltCKey . dwColorSpaceHighValue ;
}
else
{
/* I'm not sure if this is correct */
FIXME ( " WINEDDBLTFAST_DESTCOLORKEY not fully supported yet. \n " ) ;
keylow = This - > DestBltCKey . dwColorSpaceLowValue ;
keyhigh = This - > DestBltCKey . dwColorSpaceHighValue ;
}
# define COPYBOX_COLORKEY(type) { \
type * d , * s , tmp ; \
s = ( type * ) sbuf ; \
d = ( type * ) dbuf ; \
for ( y = 0 ; y < h ; y + + ) { \
for ( x = 0 ; x < w ; x + + ) { \
tmp = s [ x ] ; \
if ( tmp < keylow | | tmp > keyhigh ) d [ x ] = tmp ; \
} \
s = ( type * ) ( ( BYTE * ) s + slock . Pitch ) ; \
d = ( type * ) ( ( BYTE * ) d + dlock . Pitch ) ; \
} \
break ; \
}
switch ( bpp ) {
case 1 : COPYBOX_COLORKEY ( BYTE )
case 2 : COPYBOX_COLORKEY ( WORD )
case 4 : COPYBOX_COLORKEY ( DWORD )
case 3 :
{
BYTE * d , * s ;
DWORD tmp ;
2008-01-23 22:40:02 +01:00
s = sbuf ;
d = dbuf ;
2007-09-17 16:03:21 +02:00
for ( y = 0 ; y < h ; y + + )
{
for ( x = 0 ; x < w * 3 ; x + = 3 )
{
tmp = ( DWORD ) s [ x ] + ( ( DWORD ) s [ x + 1 ] < < 8 ) + ( ( DWORD ) s [ x + 2 ] < < 16 ) ;
if ( tmp < keylow | | tmp > keyhigh )
{
d [ x + 0 ] = s [ x + 0 ] ;
d [ x + 1 ] = s [ x + 1 ] ;
d [ x + 2 ] = s [ x + 2 ] ;
}
}
s + = slock . Pitch ;
d + = dlock . Pitch ;
}
break ;
}
default :
FIXME ( " Source color key blitting not supported for bpp %d \n " , bpp * 8 ) ;
ret = WINED3DERR_NOTAVAILABLE ;
goto error ;
}
# undef COPYBOX_COLORKEY
TRACE ( " Copy Done \n " ) ;
}
else
{
int width = w * bpp ;
2008-03-19 03:44:37 +01:00
INT sbufpitch , dbufpitch ;
2007-09-17 16:03:21 +02:00
TRACE ( " NO color key copy \n " ) ;
2008-03-19 03:44:37 +01:00
/* Handle overlapping surfaces */
if ( sbuf < dbuf )
{
sbuf + = ( h - 1 ) * slock . Pitch ;
dbuf + = ( h - 1 ) * dlock . Pitch ;
sbufpitch = - slock . Pitch ;
dbufpitch = - dlock . Pitch ;
}
else
{
sbufpitch = slock . Pitch ;
dbufpitch = dlock . Pitch ;
}
2007-09-17 16:03:21 +02:00
for ( y = 0 ; y < h ; y + + )
{
/* This is pretty easy, a line for line memcpy */
2008-03-19 03:44:37 +01:00
memmove ( dbuf , sbuf , width ) ;
sbuf + = sbufpitch ;
dbuf + = dbufpitch ;
2007-09-17 16:03:21 +02:00
}
TRACE ( " Copy done \n " ) ;
}
error :
if ( Src = = This )
{
IWineD3DSurface_UnlockRect ( iface ) ;
}
else
{
IWineD3DSurface_UnlockRect ( iface ) ;
IWineD3DSurface_UnlockRect ( Source ) ;
}
return ret ;
}
2007-10-09 22:19:39 +02:00
HRESULT WINAPI IWineD3DBaseSurfaceImpl_LockRect ( IWineD3DSurface * iface , WINED3DLOCKED_RECT * pLockedRect , CONST RECT * pRect , DWORD Flags )
{
IWineD3DSurfaceImpl * This = ( IWineD3DSurfaceImpl * ) iface ;
TRACE ( " (%p) : rect@%p flags(%08x), output lockedRect@%p, memory@%p \n " ,
This , pRect , Flags , pLockedRect , This - > resource . allocatedMemory ) ;
pLockedRect - > Pitch = IWineD3DSurface_GetPitch ( iface ) ;
if ( NULL = = pRect )
{
pLockedRect - > pBits = This - > resource . allocatedMemory ;
This - > lockedRect . left = 0 ;
This - > lockedRect . top = 0 ;
This - > lockedRect . right = This - > currentDesc . Width ;
This - > lockedRect . bottom = This - > currentDesc . Height ;
TRACE ( " Locked Rect (%p) = l %d, t %d, r %d, b %d \n " ,
& This - > lockedRect , This - > lockedRect . left , This - > lockedRect . top ,
This - > lockedRect . right , This - > lockedRect . bottom ) ;
}
else
{
TRACE ( " Lock Rect (%p) = l %d, t %d, r %d, b %d \n " ,
pRect , pRect - > left , pRect - > top , pRect - > right , pRect - > bottom ) ;
/* DXTn textures are based on compressed blocks of 4x4 pixels, each
* 16 bytes large ( 8 bytes in case of DXT1 ) . Because of that Pitch has
* slightly different meaning compared to regular textures . For DXTn
* textures Pitch is the size of a row of blocks , 4 high and " width "
* long . The x offset is calculated differently as well , since moving 4
* pixels to the right actually moves an entire 4 x4 block to right , ie
* 16 bytes ( 8 in case of DXT1 ) . */
if ( This - > resource . format = = WINED3DFMT_DXT1 )
{
pLockedRect - > pBits = This - > resource . allocatedMemory + ( pLockedRect - > Pitch * pRect - > top / 4 ) + ( pRect - > left * 2 ) ;
}
else if ( This - > resource . format = = WINED3DFMT_DXT2 | | This - > resource . format = = WINED3DFMT_DXT3 | |
This - > resource . format = = WINED3DFMT_DXT4 | | This - > resource . format = = WINED3DFMT_DXT5 )
{
pLockedRect - > pBits = This - > resource . allocatedMemory + ( pLockedRect - > Pitch * pRect - > top / 4 ) + ( pRect - > left * 4 ) ;
}
else
{
pLockedRect - > pBits = This - > resource . allocatedMemory +
( pLockedRect - > Pitch * pRect - > top ) +
( pRect - > left * This - > bytesPerPixel ) ;
}
This - > lockedRect . left = pRect - > left ;
This - > lockedRect . top = pRect - > top ;
This - > lockedRect . right = pRect - > right ;
This - > lockedRect . bottom = pRect - > bottom ;
}
/* No dirtifying is needed for this surface implementation */
TRACE ( " returning memory@%p, pitch(%d) \n " , pLockedRect - > pBits , pLockedRect - > Pitch ) ;
return WINED3D_OK ;
}
2007-11-15 14:38:34 +01:00
void WINAPI IWineD3DBaseSurfaceImpl_BindTexture ( IWineD3DSurface * iface ) {
ERR ( " Should not be called on base texture \n " ) ;
return ;
}