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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_vcl.hxx" 30 31 #include <stdio.h> 32 33 #include <rtl/ustring.hxx> 34 #include <osl/module.h> 35 36 #include <unx/salunx.h> 37 #include <unx/saldata.hxx> 38 #include <unx/saldisp.hxx> 39 40 #include <xrender_peer.hxx> 41 42 using namespace rtl; 43 44 // --------------------------------------------------------------------------- 45 46 XRenderPeer::XRenderPeer() 47 : mpDisplay( GetX11SalData()->GetDisplay()->GetDisplay() ), 48 mpStandardFormatA8( NULL ), 49 mnRenderVersion( 0 ), 50 mpRenderLib( NULL ) 51 #ifndef XRENDER_LINK 52 , mpXRenderCompositeTrapezoids( NULL ) 53 , mpXRenderAddTraps( NULL ) 54 #endif // XRENDER_LINK 55 { 56 InitRenderLib(); 57 } 58 59 // --------------------------------------------------------------------------- 60 61 XRenderPeer::~XRenderPeer() 62 { 63 osl_unloadModule( mpRenderLib ); 64 } 65 66 // --------------------------------------------------------------------------- 67 68 XRenderPeer& XRenderPeer::GetInstance() 69 { 70 static XRenderPeer aPeer; 71 return aPeer; 72 } 73 74 // --------------------------------------------------------------------------- 75 76 void XRenderPeer::InitRenderLib() 77 { 78 int nDummy; 79 if( !XQueryExtension( mpDisplay, "RENDER", &nDummy, &nDummy, &nDummy ) ) 80 return; 81 82 #ifndef XRENDER_LINK 83 // we don't know if we are running on a system with xrender library 84 // we don't want to install system libraries ourselves 85 // => load them dynamically when they are there 86 const OUString aLibName( RTL_CONSTASCII_USTRINGPARAM( "libXrender.so.1" )); 87 mpRenderLib = osl_loadModule( aLibName.pData, SAL_LOADMODULE_DEFAULT ); 88 if( !mpRenderLib ) { 89 #ifdef DEBUG 90 fprintf( stderr, "Display can do XRender, but no %s installed.\n" 91 "Please install for improved display performance\n", OUStringToOString( aLibName.getStr(), 92 osl_getThreadTextEncoding() ).getStr() ); 93 #endif 94 return; 95 } 96 97 oslGenericFunction pFunc; 98 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderQueryExtension" ); 99 if( !pFunc ) return; 100 mpXRenderQueryExtension = (Bool(*)(Display*,int*,int*))pFunc; 101 102 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderQueryVersion" ); 103 if( !pFunc ) return; 104 mpXRenderQueryVersion = (void(*)(Display*,int*,int*))pFunc; 105 106 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindVisualFormat" ); 107 if( !pFunc ) return; 108 mpXRenderFindVisualFormat = (XRenderPictFormat*(*)(Display*,Visual*))pFunc; 109 110 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindStandardFormat" ); 111 if( !pFunc ) return; 112 mpXRenderFindStandardFormat = (XRenderPictFormat*(*)(Display*,int))pFunc; 113 114 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFindFormat" ); 115 if( !pFunc ) return; 116 mpXRenderFindFormat = (XRenderPictFormat*(*)(Display*,unsigned long, 117 const XRenderPictFormat*,int))pFunc; 118 119 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCreateGlyphSet" ); 120 if( !pFunc ) return; 121 mpXRenderCreateGlyphSet = (GlyphSet(*)(Display*,const XRenderPictFormat*))pFunc; 122 123 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreeGlyphSet" ); 124 if( !pFunc ) return; 125 mpXRenderFreeGlyphSet = (void(*)(Display*,GlyphSet))pFunc; 126 127 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderAddGlyphs" ); 128 if( !pFunc ) return; 129 mpXRenderAddGlyphs = (void(*)(Display*,GlyphSet,Glyph*,const XGlyphInfo*, 130 int,const char*,int))pFunc; 131 132 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreeGlyphs" ); 133 if( !pFunc ) return; 134 mpXRenderFreeGlyphs = (void(*)(Display*,GlyphSet,Glyph*,int))pFunc; 135 136 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCompositeString32" ); 137 if( !pFunc ) return; 138 mpXRenderCompositeString32 = (void(*)(Display*,int,Picture,Picture, 139 const XRenderPictFormat*,GlyphSet,int,int,int,int,const unsigned*,int))pFunc; 140 141 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCreatePicture" ); 142 if( !pFunc ) return; 143 mpXRenderCreatePicture = (Picture(*)(Display*,Drawable,const XRenderPictFormat*, 144 unsigned long,const XRenderPictureAttributes*))pFunc; 145 146 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderChangePicture" ); 147 if( !pFunc ) return; 148 mpXRenderChangePicture = (void(*)(Display*,Picture,unsigned long,const XRenderPictureAttributes*))pFunc; 149 150 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderSetPictureClipRegion" ); 151 if( !pFunc ) return; 152 mpXRenderSetPictureClipRegion = (void(*)(Display*,Picture,XLIB_Region))pFunc; 153 154 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFreePicture" ); 155 if( !pFunc ) return; 156 mpXRenderFreePicture = (void(*)(Display*,Picture))pFunc; 157 158 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderComposite" ); 159 if( !pFunc ) return; 160 mpXRenderComposite = (void(*)(Display*,int,Picture,Picture,Picture, 161 int,int,int,int,int,int,unsigned,unsigned))pFunc; 162 163 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderFillRectangle" ); 164 if( !pFunc ) return; 165 mpXRenderFillRectangle = (void(*)(Display*,int,Picture,const XRenderColor*, 166 int,int,unsigned int,unsigned int))pFunc; 167 168 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderCompositeTrapezoids" ); 169 #if 0 // not having trapezoid support is supported 170 if( !pFunc ) return; 171 #endif 172 mpXRenderCompositeTrapezoids = (void(*)(Display*,int,Picture,Picture, 173 const XRenderPictFormat*,int,int,const XTrapezoid*,int))pFunc; 174 175 pFunc = osl_getAsciiFunctionSymbol( mpRenderLib, "XRenderAddTraps" ); 176 #if 0 // not having trapezoid support is supported 177 if( !pFunc ) return; 178 #endif 179 mpXRenderAddTraps = (void(*)(Display*,Picture,int,int,const _XTrap*,int))pFunc; 180 181 #endif // XRENDER_LINK 182 183 // needed to initialize libXrender internals, we already know its there 184 #ifdef XRENDER_LINK 185 XRenderQueryExtension( mpDisplay, &nDummy, &nDummy ); 186 #else 187 (*mpXRenderQueryExtension)( mpDisplay, &nDummy, &nDummy ); 188 #endif 189 190 int nMajor, nMinor; 191 #ifdef XRENDER_LINK 192 XRenderQueryVersion( mpDisplay, &nMajor, &nMinor ); 193 #else 194 (*mpXRenderQueryVersion)( mpDisplay, &nMajor, &nMinor ); 195 #endif 196 mnRenderVersion = 16*nMajor + nMinor; 197 198 // the 8bit alpha mask format must be there 199 XRenderPictFormat aPictFormat={0,0,8,{0,0,0,0,0,0,0,0xFF},0}; 200 mpStandardFormatA8 = FindPictureFormat( PictFormatAlphaMask|PictFormatDepth, aPictFormat ); 201 } 202 203 // --------------------------------------------------------------------------- 204 205 // return mask of screens capable of XRENDER text 206 sal_uInt32 XRenderPeer::InitRenderText() 207 { 208 if( mnRenderVersion < 0x01 ) 209 return 0; 210 211 // #93033# disable XRENDER for old RENDER versions if XINERAMA is present 212 int nDummy; 213 if( XQueryExtension( mpDisplay, "XINERAMA", &nDummy, &nDummy, &nDummy ) ) 214 if( mnRenderVersion < 0x02 ) 215 return 0; 216 217 if( !mpStandardFormatA8 ) 218 return 0; 219 220 // and the visual must be supported too on at least one screen 221 sal_uInt32 nRetMask = 0; 222 SalDisplay* pSalDisp = GetX11SalData()->GetDisplay(); 223 const int nScreenCount = pSalDisp->GetScreenCount(); 224 XRenderPictFormat* pVisualFormat = NULL; 225 int nMaxDepth = 0; 226 for( int nScreen = 0; nScreen < nScreenCount; ++nScreen ) 227 { 228 Visual* pXVisual = pSalDisp->GetVisual( nScreen ).GetVisual(); 229 pVisualFormat = FindVisualFormat( pXVisual ); 230 if( pVisualFormat != NULL ) 231 { 232 int nVDepth = pSalDisp->GetVisual( nScreen ).GetDepth(); 233 if( nVDepth > nMaxDepth ) 234 nMaxDepth = nVDepth; 235 nRetMask |= 1U << nScreen; 236 } 237 } 238 239 // #97763# disable XRENDER on <15bit displays for XFree<=4.2.0 240 if( mnRenderVersion <= 0x02 ) 241 if( nMaxDepth < 15 ) 242 nRetMask = 0; 243 244 return nRetMask; 245 } 246 247 // --------------------------------------------------------------------------- 248