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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile$
* $Revision$
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <stdio.h>
#include <rtl/ustring.hxx>
#include <osl/module.h>
//#include <osl/thread.h>
using namespace rtl;
#include <xrender_peer.hxx>
#include <salunx.h>
#include <saldata.hxx>
#include <saldisp.hxx>
// ---------------------------------------------------------------------------
XRenderPeer::XRenderPeer()
: mpDisplay( GetX11SalData()->GetDisplay()->GetDisplay() ),
mpStandardFormatA8( NULL ),
mnRenderVersion( 0 ),
mpRenderLib( NULL )
#ifndef XRENDER_LINK
, mpXRenderCompositeTrapezoids( NULL )
, mpXRenderAddTraps( NULL )
#endif // XRENDER_LINK
{
InitRenderLib();
}
// ---------------------------------------------------------------------------
XRenderPeer::~XRenderPeer()
{
osl_unloadModule( mpRenderLib );
}
// ---------------------------------------------------------------------------
XRenderPeer& XRenderPeer::GetInstance()
{
static XRenderPeer aPeer;
return aPeer;
}
// ---------------------------------------------------------------------------
void XRenderPeer::InitRenderLib()
{
int nDummy;
if( !XQueryExtension( mpDisplay, "RENDER", &nDummy, &nDummy, &nDummy ) )
return;
#ifndef XRENDER_LINK
// we don't know if we are running on a system with xrender library
// we don't want to install system libraries ourselves
// => load them dynamically when they are there
const OUString aLibName( RTL_CONSTASCII_USTRINGPARAM( "libXrender.so.1" ));
mpRenderLib = osl_loadModule( aLibName.pData, SAL_LOADMODULE_DEFAULT );
if( !mpRenderLib ) {
#ifdef DEBUG
fprintf( stderr, "Display can do XRender, but no %s installed.\n"
"Please install for improved display performance\n", OUStringToOString( aLibName.getStr(),
osl_getThreadTextEncoding() ).getStr() );
#endif
return;
}
oslGenericFunction pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderQueryExtension" );
if( !pFunc ) return;
mpXRenderQueryExtension = (Bool(*)(Display*,int*,int*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderQueryVersion" );
if( !pFunc ) return;
mpXRenderQueryVersion = (void(*)(Display*,int*,int*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindVisualFormat" );
if( !pFunc ) return;
mpXRenderFindVisualFormat = (XRenderPictFormat*(*)(Display*,Visual*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindStandardFormat" );
if( !pFunc ) return;
mpXRenderFindStandardFormat = (XRenderPictFormat*(*)(Display*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindFormat" );
if( !pFunc ) return;
mpXRenderFindFormat = (XRenderPictFormat*(*)(Display*,unsigned long,
const XRenderPictFormat*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCreateGlyphSet" );
if( !pFunc ) return;
mpXRenderCreateGlyphSet = (GlyphSet(*)(Display*,const XRenderPictFormat*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreeGlyphSet" );
if( !pFunc ) return;
mpXRenderFreeGlyphSet = (void(*)(Display*,GlyphSet))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderAddGlyphs" );
if( !pFunc ) return;
mpXRenderAddGlyphs = (void(*)(Display*,GlyphSet,Glyph*,const XGlyphInfo*,
int,const char*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreeGlyphs" );
if( !pFunc ) return;
mpXRenderFreeGlyphs = (void(*)(Display*,GlyphSet,Glyph*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCompositeString32" );
if( !pFunc ) return;
mpXRenderCompositeString32 = (void(*)(Display*,int,Picture,Picture,
const XRenderPictFormat*,GlyphSet,int,int,int,int,const unsigned*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCreatePicture" );
if( !pFunc ) return;
mpXRenderCreatePicture = (Picture(*)(Display*,Drawable,const XRenderPictFormat*,
unsigned long,const XRenderPictureAttributes*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderChangePicture" );
if( !pFunc ) return;
mpXRenderChangePicture = (void(*)(Display*,Picture,unsigned long,const XRenderPictureAttributes*))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderSetPictureClipRegion" );
if( !pFunc ) return;
mpXRenderSetPictureClipRegion = (void(*)(Display*,Picture,XLIB_Region))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreePicture" );
if( !pFunc ) return;
mpXRenderFreePicture = (void(*)(Display*,Picture))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderComposite" );
if( !pFunc ) return;
mpXRenderComposite = (void(*)(Display*,int,Picture,Picture,Picture,
int,int,int,int,int,int,unsigned,unsigned))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFillRectangle" );
if( !pFunc ) return;
mpXRenderFillRectangle = (void(*)(Display*,int,Picture,const XRenderColor*,
int,int,unsigned int,unsigned int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCompositeTrapezoids" );
#if 0 // not having trapezoid support is supported
if( !pFunc ) return;
#endif
mpXRenderCompositeTrapezoids = (void(*)(Display*,int,Picture,Picture,
const XRenderPictFormat*,int,int,const XTrapezoid*,int))pFunc;
pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderAddTraps" );
#if 0 // not having trapezoid support is supported
if( !pFunc ) return;
#endif
mpXRenderAddTraps = (void(*)(Display*,Picture,int,int,const XTrap*,int))pFunc;
#endif // XRENDER_LINK
// needed to initialize libXrender internals, we already know its there
#ifdef XRENDER_LINK
XRenderQueryExtension( mpDisplay, &nDummy, &nDummy );
#else
(*mpXRenderQueryExtension)( mpDisplay, &nDummy, &nDummy );
#endif
int nMajor, nMinor;
#ifdef XRENDER_LINK
XRenderQueryVersion( mpDisplay, &nMajor, &nMinor );
#else
(*mpXRenderQueryVersion)( mpDisplay, &nMajor, &nMinor );
#endif
mnRenderVersion = 16*nMajor + nMinor;
}
// ---------------------------------------------------------------------------
// return mask of screens capable of XRENDER text
sal_uInt32 XRenderPeer::InitRenderText( int nMaxDepth )
{
if( mnRenderVersion < 0x01 )
return 0;
// #93033# disable XRENDER for old RENDER versions if XINERAMA is present
int nDummy;
if( XQueryExtension( mpDisplay, "XINERAMA", &nDummy, &nDummy, &nDummy ) )
if( mnRenderVersion < 0x02 )
return 0;
// the 8bit alpha mask format must be there
XRenderPictFormat aPictFormat={0,0,8,{0,0,0,0,0,0,0,0xFF},0};
mpStandardFormatA8 = FindPictureFormat( PictFormatAlphaMask|PictFormatDepth, aPictFormat );
if( !mpStandardFormatA8 )
return 0;
// and the visual must be supported too on at least one screen
sal_uInt32 nRetMask = 0;
SalDisplay* pSalDisp = GetX11SalData()->GetDisplay();
const int nScreenCount = pSalDisp->GetScreenCount();
XRenderPictFormat* pVisualFormat = NULL;
for( int nScreen = 0; nScreen < nScreenCount; ++nScreen )
{
Visual* pXVisual = pSalDisp->GetVisual( nScreen ).GetVisual();
pVisualFormat = FindVisualFormat( pXVisual );
if( pVisualFormat != NULL )
nRetMask |= 1U << nScreen;
}
// #97763# disable XRENDER on <15bit displays for XFree<=4.2.0
if( mnRenderVersion <= 0x02 )
if( nMaxDepth < 15 )
return 0;
return nRetMask;
}
// ---------------------------------------------------------------------------
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