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Use texture lod bias when available to make trilinear-filtered windows look a bit sharper

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svn path=/trunk/KDE/kdebase/workspace/; revision=704372
This commit is contained in:
Rivo Laks 2007-08-24 18:45:08 +00:00
parent 5fce729794
commit a7ab423f93
1 changed files with 7 additions and 0 deletions
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7
scene_opengl.cpp
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@ -749,7 +749,14 @@ SceneOpenGL::Texture::~Texture()
void SceneOpenGL::Texture::init()
{
bind();
bound_glxpixmap = None;
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 );
}
unbind();
}
void SceneOpenGL::Texture::discard()