yukijoou/kwin
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add build checks for XComposite, XDamage, XRender, OpenGL, and XShm.

Browse source 
KWin should now build and run with/without any or all of the above.

svn path=/branches/work/kwin_composite/; revision=633387
This commit is contained in:
Philip Falkner 2007-02-13 23:28:36 +00:00
parent 8f8c6d049b
commit 8299541652
11 changed files with 94 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
CMakeLists.txt
View file

@ -66,11 +66,16 @@ set(kwin_KDEINIT_SRCS
effects/zoom.cpp
effects/test_input.cpp
effects/presentwindows.cpp
effects/wavywindows.cpp
effects/minimizeanimation.cpp
effects/desktopchangeslide.cpp
)
if(HAVE_OPENGL)
set(kwin_KDEINIT_SRCS ${kwin_KDEINIT_SRCS}
effects/wavywindows.cpp
)
endif(HAVE_OPENGL)
qt4_add_dbus_adaptor( kwin_KDEINIT_SRCS org.kde.KWin.xml workspace.h KWinInternal::Workspace )
kde4_automoc(kwin ${kwin_KDEINIT_SRCS})
@ -79,9 +84,11 @@ kde4_automoc(kwin ${kwin_KDEINIT_SRCS})
kde4_add_kdeinit_executable( kwin ${kwin_KDEINIT_SRCS})
target_link_libraries(kdeinit_kwin ${KDE4_KDEUI_LIBS} kdecorations ${X11_LIBRARIES} ${QT_QT3SUPPORT_LIBRARY} )
target_link_libraries(kdeinit_kwin -lGL)
# -ldl used by OpenGL code
target_link_libraries(kdeinit_kwin -ldl)
if(OPENGL_FOUND)
target_link_libraries(kdeinit_kwin ${OPENGL_gl_LIBRARY})
# -ldl used by OpenGL code
target_link_libraries(kdeinit_kwin -ldl)
endif(OPENGL_FOUND)
if (X11_Xrandr_FOUND)
target_link_libraries(kdeinit_kwin ${X11_Xrandr_LIB})
endif (X11_Xrandr_FOUND)

32
composite.cpp
View file

@ -49,9 +49,9 @@ namespace KWinInternal
// Workspace
//****************************************
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
void Workspace::setupCompositing()
{
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
if( !options->useTranslucency )
return;
if( !Extensions::compositeAvailable() || !Extensions::damageAvailable())
@ -70,13 +70,20 @@ void Workspace::setupCompositing()
{
case 'B':
scene = new SceneBasic( this );
kDebug( 1212 ) << "X compositing" << endl;
break;
#ifdef HAVE_XRENDER
case 'X':
scene = new SceneXrender( this );
kDebug( 1212 ) << "XRender compositing" << endl;
break;
#endif
#ifdef HAVE_OPENGL
case 'O':
scene = new SceneOpenGL( this );
kDebug( 1212 ) << "OpenGL compositing" << endl;
break;
#endif
default:
kDebug( 1212 ) << "No compositing" << endl;
return;
@ -112,12 +119,6 @@ void Workspace::setupCompositing()
compositeTimer.start( compositeRate );
lastCompositePaint.start();
XCompositeRedirectSubwindows( display(), rootWindow(), CompositeRedirectManual );
if( dynamic_cast< SceneOpenGL* >( scene ))
kDebug( 1212 ) << "OpenGL compositing" << endl;
else if( dynamic_cast< SceneXrender* >( scene ))
kDebug( 1212 ) << "XRender compositing" << endl;
else if( dynamic_cast< SceneBasic* >( scene ))
kDebug( 1212 ) << "X compositing" << endl;
new EffectsHandler(); // sets also the 'effects' pointer
addRepaintFull();
foreach( Client* c, clients )
@ -134,10 +135,12 @@ void Workspace::setupCompositing()
scene->windowAdded( c );
delete popup; // force re-creation of the Alt+F3 popup (opacity option)
popup = NULL;
#endif
}
void Workspace::finishCompositing()
{
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
if( scene == NULL )
return;
delete cm_selection;
@ -176,6 +179,7 @@ void Workspace::finishCompositing()
}
delete popup; // force re-creation of the Alt+F3 popup (opacity option)
popup = NULL;
#endif
}
void Workspace::lostCMSelection()
@ -207,6 +211,7 @@ void Workspace::addRepaintFull()
void Workspace::performCompositing()
{
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
// The event loop apparently tries to fire a QTimer as often as possible, even
// at the expense of not processing many X events. This means that the composite
// repaints can seriously impact performance of everything else, therefore throttle
@ -258,6 +263,7 @@ void Workspace::performCompositing()
compositeTimer.start( compositeRate - paintTime );
}
lastCompositePaint.start();
#endif
}
bool Workspace::windowRepaintsPending() const
@ -320,6 +326,7 @@ void Workspace::destroyOverlay()
void Toplevel::setupCompositing()
{
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
if( !compositing())
return;
if( damage_handle != None )
@ -328,10 +335,12 @@ void Toplevel::setupCompositing()
damage_region = QRegion( 0, 0, width(), height());
effect_window = new EffectWindow();
effect_window->setWindow( this );
#endif
}
void Toplevel::finishCompositing()
{
#if defined( HAVE_XCOMPOSITE ) && defined( HAVE_XDAMAGE )
if( damage_handle == None )
return;
if( effect_window->window() == this ) // otherwise it's already passed to Deleted, don't free data
@ -344,6 +353,7 @@ void Toplevel::finishCompositing()
damage_region = QRegion();
repaints_region = QRegion();
effect_window = NULL;
#endif
}
void Toplevel::discardWindowPixmap()
@ -357,10 +367,15 @@ void Toplevel::discardWindowPixmap()
Pixmap Toplevel::createWindowPixmap() const
{
#ifdef HAVE_XCOMPOSITE
assert( compositing());
return XCompositeNameWindowPixmap( display(), frameId());
#else
return None;
#endif
}
#ifdef HAVE_XDAMAGE
void Toplevel::damageNotifyEvent( XDamageNotifyEvent* e )
{
addDamage( e->area.x, e->area.y, e->area.width, e->area.height );
@ -379,6 +394,7 @@ void Toplevel::damageNotifyEvent( XDamageNotifyEvent* e )
break;
}
}
#endif
void Toplevel::addDamage( const QRect& r )
{
@ -434,6 +450,4 @@ void Toplevel::resetRepaints( const QRect& r )
repaints_region -= r;
}
#endif
} // namespace

4
effects.cpp
View file

@ -28,7 +28,9 @@ License. See the file "COPYING" for the exact licensing terms.
#include "effects/shakymove.h"
#include "effects/shiftworkspaceup.h"
#include "effects/showfps.h"
#ifdef HAVE_OPENGL
#include "effects/wavywindows.h"
#endif
#include "effects/zoom.h"
#include "effects/test_input.h"
@ -129,7 +131,9 @@ EffectsHandler::EffectsHandler()
registerEffect("ShowFps", new GenericEffectFactory<ShowFpsEffect>);
registerEffect("Zoom", new GenericEffectFactory<ZoomEffect>);
registerEffect("PresentWindows", new GenericEffectFactory<PresentWindowsEffect>);
#ifdef HAVE_OPENGL
registerEffect("WavyWindows", new GenericEffectFactory<WavyWindowsEffect>);
#endif
registerEffect("MinimizeAnimation", new GenericEffectFactory<MinimizeAnimationEffect>);
registerEffect("Howto", new GenericEffectFactory<HowtoEffect>);
registerEffect("MakeTransparent", new GenericEffectFactory<MakeTransparentEffect>);

8
effects/showfps.cpp
View file

@ -16,7 +16,9 @@ License. See the file "COPYING" for the exact licensing terms.
#include <scene_opengl.h>
#include <scene_xrender.h>
#ifdef HAVE_OPENGL
#include <GL/gl.h>
#endif
namespace KWinInternal
{
@ -73,12 +75,14 @@ void ShowFpsEffect::paintScreen( int mask, QRegion region, ScreenPaintData& data
++fps; // count all frames in the last second
if( fps > MAX_TIME )
fps = MAX_TIME; // keep it the same height
#ifdef HAVE_OPENGL
if( dynamic_cast< SceneOpenGL* >( scene ))
{
paintGL( fps );
glFinish(); // make sure all rendering is done
}
else
#endif
{
paintX( fps );
XSync( display(), False ); // make sure all rendering is done
@ -87,6 +91,7 @@ void ShowFpsEffect::paintScreen( int mask, QRegion region, ScreenPaintData& data
void ShowFpsEffect::paintGL( int fps )
{
#ifdef HAVE_OPENGL
int x = this->x;
int y = this->y;
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT );
@ -141,6 +146,7 @@ void ShowFpsEffect::paintGL( int fps )
}
glEnd();
glPopAttrib();
#endif
}
/*
@ -150,6 +156,7 @@ void ShowFpsEffect::paintGL( int fps )
*/
void ShowFpsEffect::paintX( int fps )
{
#ifdef HAVE_XRENDER
Pixmap pixmap = XCreatePixmap( display(), rootWindow(), NUM_PAINTS + FPS_WIDTH, MAX_TIME, 32 );
XRenderPictFormat* format = XRenderFindStandardFormat( display(), PictStandardARGB32 );
Picture p = XRenderCreatePicture( display(), pixmap, format, 0, NULL );
@ -209,6 +216,7 @@ void ShowFpsEffect::paintX( int fps )
XRenderComposite( display(), alpha != 1.0 ? PictOpOver : PictOpSrc, p, None,
static_cast< SceneXrender* >( scene )->bufferPicture(), 0, 0, 0, 0, x, y, FPS_WIDTH + NUM_PAINTS, MAX_TIME );
XRenderFreePicture( display(), p );
#endif
}
void ShowFpsEffect::postPaintScreen()

4
events.cpp
View file

@ -701,8 +701,10 @@ bool Client::windowEvent( XEvent* e )
}
if( e->xany.window == frameId())
{
#ifdef HAVE_XDAMAGE
if( e->type == Extensions::damageNotifyEvent())
damageNotifyEvent( reinterpret_cast< XDamageNotifyEvent* >( e ));
#endif
}
break;
}
@ -1636,8 +1638,10 @@ bool Unmanaged::windowEvent( XEvent* e )
if( scene != NULL )
scene->windowGeometryShapeChanged( this );
}
#ifdef HAVE_XDAMAGE
if( e->type == Extensions::damageNotifyEvent())
damageNotifyEvent( reinterpret_cast< XDamageNotifyEvent* >( e ));
#endif
break;
}
}

11
glutils.cpp
View file

@ -33,6 +33,7 @@ int glTextureUnitsCount;
// Functions
void initGLX()
{
#ifdef HAVE_OPENGL
// Get GLX version
int major, minor;
glXQueryVersion( display(), &major, &minor );
@ -42,10 +43,14 @@ void initGLX()
display(), DefaultScreen( display()))).split(" ");
glxResolveFunctions();
#else
glXVersion = MAKE_GL_VERSION( 0, 0, 0 );
#endif
}
void initGL()
{
#ifdef HAVE_OPENGL
// Get OpenGL version
QString glversionstring = QString((const char*)glGetString(GL_VERSION));
QStringList glversioninfo = glversionstring.left(glversionstring.indexOf(' ')).split('.');
@ -56,6 +61,9 @@ void initGL()
// handle OpenGL extensions functions
glResolveFunctions();
#else
glVersion = MAKE_GL_VERSION( 0, 0, 0 );
#endif
}
bool hasGLVersion(int major, int minor, int release)
@ -74,6 +82,7 @@ bool hasGLExtension(const QString& extension)
}
#ifdef HAVE_OPENGL
GLShader::GLShader(const QString& vertexfile, const QString& fragmentfile)
{
@ -273,4 +282,6 @@ bool GLShader::setAttribute(const QString& name, float value)
return (location >= 0);
}
#endif
} // namespace

5
glutils.h
View file

@ -16,8 +16,10 @@ License. See the file "COPYING" for the exact licensing terms.
#include <QStringList>
#ifdef HAVE_OPENGL
#include <GL/gl.h>
#include <GL/glx.h>
#endif
#include "glutils_funcs.h"
@ -48,6 +50,7 @@ bool hasGLExtension(const QString& extension);
inline bool isPowerOfTwo( int x ) { return (( x & ( x - 1 )) == 0 ); }
#ifdef HAVE_OPENGL
class GLShader
{
@ -76,6 +79,8 @@ class GLShader
QHash< QString, int >* mVariableLocations;
};
#endif
} // namespace
#endif

3
glutils_funcs.cpp
View file

@ -22,6 +22,8 @@ License. See the file "COPYING" for the exact licensing terms.
if( !function ) \
function = (function ## _func)getProcAddress( #backup );
#ifdef HAVE_OPENGL
namespace KWinInternal
{
@ -213,3 +215,4 @@ void glResolveFunctions()
} // namespace
#endif

3
glutils_funcs.h
View file

@ -11,6 +11,8 @@ License. See the file "COPYING" for the exact licensing terms.
#ifndef KWIN_GLUTILS_FUNCS_H
#define KWIN_GLUTILS_FUNCS_H
#ifdef HAVE_OPENGL
namespace KWinInternal
{
@ -164,3 +166,4 @@ extern glGetAttribLocation_func glGetAttribLocation;
#endif
#endif

14
scene_opengl.cpp
View file

@ -67,6 +67,8 @@ Sources and other compositing managers:
#include <sys/shm.h>
#include <math.h>
#ifdef HAVE_OPENGL
namespace KWinInternal
{
@ -93,7 +95,9 @@ bool SceneOpenGL::supports_npot_textures;
bool SceneOpenGL::supports_fbo;
bool SceneOpenGL::supports_saturation;
bool SceneOpenGL::shm_mode;
#ifdef HAVE_XSHM
XShmSegmentInfo SceneOpenGL::shm;
#endif
// detect OpenGL error (add to various places in code to pinpoint the place)
@ -226,6 +230,7 @@ bool SceneOpenGL::initTfp()
bool SceneOpenGL::initShm()
{
#ifdef HAVE_XSHM
int major, minor;
Bool pixmaps;
if( !XShmQueryVersion( display(), &major, &minor, &pixmaps ) || !pixmaps )
@ -260,13 +265,18 @@ bool SceneOpenGL::initShm()
return false;
}
return true;
#else
return false;
#endif
}
void SceneOpenGL::cleanupShm()
{
#ifdef HAVE_XSHM
shmdt( shm.shmaddr );
#ifndef __linux__
shmctl( shm.shmid, IPC_RMID, 0 );
#endif
#endif
}
@ -902,6 +912,7 @@ void SceneOpenGL::Window::bindTexture()
glXWaitX();
if( shm_mode )
{ // non-tfp case, copy pixmap contents to a texture
#ifdef HAVE_XSHM
findTextureTarget();
if( texture == None )
{
@ -941,6 +952,7 @@ void SceneOpenGL::Window::bindTexture()
texture_y_inverted = true;
texture_can_use_mipmaps = true;
toplevel->resetDamage( toplevel->rect());
#endif
}
else if( tfp_mode )
{ // tfp mode, simply bind the pixmap to texture
@ -1370,3 +1382,5 @@ void SceneOpenGL::Window::restoreRenderStates( int mask, WindowPaintData data )
}
} // namespace
#endif

8
scene_opengl.h
View file

@ -15,7 +15,11 @@ License. See the file "COPYING" for the exact licensing terms.
#include "glutils.h"
#ifdef HAVE_OPENGL
#ifdef HAVE_XSHM
#include <X11/extensions/XShm.h>
#endif
namespace KWinInternal
{
@ -76,7 +80,9 @@ class SceneOpenGL
static bool supports_fbo;
static bool supports_saturation;
QMap< Toplevel*, Window > windows;
#ifdef HAVE_XSHM
static XShmSegmentInfo shm;
#endif
};
class SceneOpenGL::Window
@ -160,3 +166,5 @@ class SceneOpenGL::Window
} // namespace
#endif
#endif