Set the number of faces to one in distance field texture

Otherwise, the backend QTextureImageData uploads an empty QByteArray,
leading to a corrupted texture.

Change-Id: Icdee50c7dd4ec0de89abf89931b611684953c2eb
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/runtime/q3dsdistancefieldglyphcache.cpp b/src/runtime/q3dsdistancefieldglyphcache.cpp
index a4ca621..6086917 100644
--- a/src/runtime/q3dsdistancefieldglyphcache.cpp
+++ b/src/runtime/q3dsdistancefieldglyphcache.cpp
@@ -87,6 +87,7 @@ namespace {
         textureData->setHeight(m_image.height());
         textureData->setDepth(1);
         textureData->setLayers(1);
+        textureData->setFaces(1);
         textureData->setMipLevels(1);
         textureData->setFormat(m_isOpenGLES ? QOpenGLTexture::AlphaFormat : QOpenGLTexture::R8_UNorm);
         textureData->setTarget(QOpenGLTexture::Target2D);