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Reflected windows in coverswitch

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Reflection plane is still missing
On special request I added showing the reflected windows during the animation when the shader is used
This commit is contained in:
Martin Gräßlin 2010-12-18 21:11:45 +01:00
parent ec1ec18260
commit 054c8a62a6
1 changed files with 30 additions and 9 deletions
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39
effects/coverswitch/coverswitch.cpp
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@ -21,6 +21,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <kwinconfig.h> #include <kwinconfig.h>
#include <QFont> #include <QFont>
#include <QMatrix4x4>
#include <klocale.h> #include <klocale.h>
#include <kapplication.h> #include <kapplication.h>
#include <kcolorscheme.h> #include <kcolorscheme.h>
@ -248,14 +249,15 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
if( reflection ) if( reflection )
{ {
#ifndef KWIN_HAVE_OPENGLES
// restrict painting the reflections to the current screen // restrict painting the reflections to the current screen
QRegion clip = QRegion( area ); QRegion clip = QRegion( area );
PaintClipper::push( clip ); PaintClipper::push( clip );
// no reflections during start and stop animation // no reflections during start and stop animation
if( !start && !stop ) // except when using a shader
if( (!start && !stop) || ShaderManager::instance()->isValid() )
paintScene( frontWindow, leftWindows, rightWindows, true ); paintScene( frontWindow, leftWindows, rightWindows, true );
PaintClipper::pop( clip ); PaintClipper::pop( clip );
#ifndef KWIN_HAVE_OPENGLES
glEnable( GL_BLEND ); glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA ); glBlendFunc( GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA );
glPolygonMode( GL_FRONT, GL_FILL ); glPolygonMode( GL_FRONT, GL_FILL );
@ -770,16 +772,35 @@ void CoverSwitchEffect::paintWindowCover( EffectWindow* w, bool reflectedWindow,
if( reflectedWindow ) if( reflectedWindow )
{ {
if (ShaderManager::instance()->isValid()) {
GLShader *shader = ShaderManager::instance()->pushShader(ShaderManager::GenericShader);
QMatrix4x4 origMatrix = shader->getUniformMatrix4x4("screenTransformation");
QMatrix4x4 reflectionMatrix;
reflectionMatrix.scale(1.0, -1.0, 1.0);
shader->setUniform("screenTransformation", origMatrix*reflectionMatrix);
data.yTranslate = - area.height() - windowRect.y() - windowRect.height();
if (start) {
data.opacity *= timeLine.value();
} else if (stop) {
data.opacity *= 1.0 - timeLine.value();
}
effects->paintWindow( w,
PAINT_WINDOW_TRANSFORMED,
infiniteRegion(), data );
shader->setUniform("screenTransformation", origMatrix);
ShaderManager::instance()->popShader();
} else {
#ifndef KWIN_HAVE_OPENGLES #ifndef KWIN_HAVE_OPENGLES
glPushMatrix(); glPushMatrix();
glScalef( 1.0, -1.0, 1.0 ); glScalef( 1.0, -1.0, 1.0 );
data.yTranslate = - area.height() - windowRect.y() - windowRect.height(); data.yTranslate = - area.height() - windowRect.y() - windowRect.height();
effects->paintWindow( w, effects->paintWindow( w,
PAINT_WINDOW_TRANSFORMED, PAINT_WINDOW_TRANSFORMED,
infiniteRegion(), data ); infiniteRegion(), data );
glPopMatrix(); glPopMatrix();
#endif #endif
} }
}
else else
{ {
effects->paintWindow( w, effects->paintWindow( w,