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Cube uses new high-level push/pop/multiply for caps.

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For OpenGL 1.x cube caps are now rendered using the capMatrix
instead of using glTranslate/glRotate et al. One source base to
rule all GL versions.
This commit is contained in:
Martin Gräßlin 2011-01-01 18:58:03 +01:00
parent efb82daf30
commit 6b88cdf36a
1 changed files with 15 additions and 25 deletions
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40
effects/cube/cube.cpp
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@ -917,25 +917,17 @@ void CubeEffect::paintCap(bool frontFirst, float zOffset)
capTexture->bind();
}
} else {
#ifndef KWIN_HAVE_OPENGLES
// TODO: required transformations - should use the capMatrix and rotationMatrix
glPushMatrix();
glCallList( glList );
glTranslatef( rect.width()/2, 0.0, zOffset );
glRotatef( (1-frontDesktop)*360.0f / effects->numberOfDesktops(), 0.0, 1.0, 0.0 );
glTranslatef( 0.0, rect.height(), 0.0 );
if( mode == Sphere )
{
glPushMatrix();
glScalef( 1.0, -1.0, 1.0 );
}
pushMatrix(m_rotationMatrix*capMatrix);
// TODO: mirroring should depend on the current rendering mode
#ifndef KWIN_HAVE_OPENGLES
glMatrixMode( GL_TEXTURE );
glPushMatrix();
glLoadIdentity();
glScalef( 1.0f, -1.0f, 1.0f );
glTranslatef( 0.0f, -1.0f, 0.0f );
#endif
QMatrix4x4 textureMirrorMatrix;
textureMirrorMatrix.scale(1.0, -1.0, 1.0);
textureMirrorMatrix.translate(0.0, -1.0, 0.0);
pushMatrix();
loadMatrix(textureMirrorMatrix);
#ifndef KWIN_HAVE_OPENGLES
glMatrixMode( GL_MODELVIEW );
glColor4f( capColor.redF(), capColor.greenF(), capColor.blueF(), cubeOpacity );
@ -980,13 +972,11 @@ void CubeEffect::paintCap(bool frontFirst, float zOffset)
} else {
#ifndef KWIN_HAVE_OPENGLES
glMatrixMode( GL_TEXTURE );
glPopMatrix();
popMatrix();
glMatrixMode( GL_MODELVIEW );
if( mode == Sphere )
glPopMatrix();
glTranslatef( 0.0, -rect.height(), 0.0 );
#endif
popMatrix();
pushMatrix(m_rotationMatrix*capMatrix);
}
glCullFace(secondCull);
m_cubeCapBuffer->render(GL_TRIANGLES);
@ -998,18 +988,18 @@ void CubeEffect::paintCap(bool frontFirst, float zOffset)
capTexture->unbind();
}
} else {
#ifndef KWIN_HAVE_OPENGLES
glPopMatrix();
popMatrix();
if( texturedCaps && effects->numberOfDesktops() > 3 && capTexture )
{
#ifndef KWIN_HAVE_OPENGLES
glActiveTexture( GL_TEXTURE1 );
glDisable( capTexture->target() );
glActiveTexture( GL_TEXTURE0 );
glTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE );
glColor4f( 0.0f, 0.0f, 0.0f, 0.0f );
capTexture->unbind();
}
#endif
}
}
}