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Apply lod bias only to the window texture

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svn path=/trunk/KDE/kdebase/workspace/; revision=717334
This commit is contained in:
Rivo Laks 2007-09-26 16:38:32 +00:00
parent 841780d0a7
commit 75e62eefa5
1 changed files with 9 additions and 5 deletions
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14
scene_opengl.cpp
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@ -765,11 +765,6 @@ void SceneOpenGL::Texture::init()
void SceneOpenGL::Texture::createTexture()
{
glGenTextures( 1, &mTexture );
if( hasGLVersion( 1, 4, 0 ))
{
// Lod bias makes the trilinear-filtered texture look a bit sharper
glTexEnvf( GL_TEXTURE_FILTER_CONTROL, GL_TEXTURE_LOD_BIAS, -1.0f );
}
}
void SceneOpenGL::Texture::discard()
@ -1038,10 +1033,19 @@ void SceneOpenGL::Texture::bind()
glXBindTexImageEXT( display(), bound_glxpixmap, GLX_FRONT_LEFT_EXT, NULL );
}
enableFilter();
if( hasGLVersion( 1, 4, 0 ))
{
// Lod bias makes the trilinear-filtered texture look a bit sharper
glTexEnvf( GL_TEXTURE_FILTER_CONTROL, GL_TEXTURE_LOD_BIAS, -1.0f );
}
}
void SceneOpenGL::Texture::unbind()
{
if( hasGLVersion( 1, 4, 0 ))
{
glTexEnvf( GL_TEXTURE_FILTER_CONTROL, GL_TEXTURE_LOD_BIAS, 0.0f );
}
if( tfp_mode && options->glStrictBinding )
{
assert( bound_glxpixmap != None );