Use linear sampling for the text textures.

Otherwise, scaling looks really bad...

1 files changed, 7 insertions, 1 deletions

diff --git a/src/adaptationlayers/default/default_glyphnode_p.cpp b/src/adaptationlayers/default/default_glyphnode_p.cpp
index 94a02d3..e6b083f 100644
--- a/src/adaptationlayers/default/default_glyphnode_p.cpp
+++ b/src/adaptationlayers/default/default_glyphnode_p.cpp
@@ -142,6 +142,13 @@ void TextMaskMaterialData::updateEffectState(Renderer *renderer, AbstractEffect
         m_program.setUniformValue(m_textureScale_id, QVector2D(1.0 / material->cacheTextureWidth(),
                                                                1.0 / material->cacheTextureHeight()));
         renderer->setTexture(0, material->texture().data());
+
+        // Set the mag/min filters to be linear. We only need to do this when the texture
+        // has been recreated.
+        if (updated) {
+            glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+            glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+        }
     }
 }
 
@@ -306,7 +313,6 @@ bool TextMaskMaterial::ensureUpToDate()
         m_texture = QGLTexture2DPtr(QGLTexture2D::fromTextureId(glyphCache()->texture(),
                                                                 QSize(glyphCache()->width(),
                                                                       glyphCache()->height())));
-
         m_size = glyphCacheSize;
 
         return true;