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authorOlivier Goffart <olivier.goffart@nokia.com>2010-08-13 08:09:53 (GMT)
committerOlivier Goffart <olivier.goffart@nokia.com>2010-08-13 08:33:13 (GMT)
commit5114fcb45d584ea50da7397088f084dfd74922b9 (patch)
tree18cb40f048186ebf0eac568e2ae53ec092044c55 /src/opengl/qglextensions.cpp
parent55e47566dd1ac83ff674401dfd6284f07490cd8b (diff)
parentee62807198a2525577c14f718b98d07ae0ec7bec (diff)
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Merge remote branch 'origin/4.7' into qt-master-from-4.7
Conflicts: src/gui/painting/qpainter.cpp src/gui/text/qtextengine.cpp tests/auto/qimage/tst_qimage.cpp tests/auto/qpainter/tst_qpainter.cpp tools/qdoc3/test/assistant.qdocconf tools/qdoc3/test/designer.qdocconf tools/qdoc3/test/linguist.qdocconf tools/qdoc3/test/qmake.qdocconf tools/qdoc3/test/qt-build-docs.qdocconf tools/qdoc3/test/qt-html-templates.qdocconf tools/qdoc3/test/qt-html-templates_zh_CN.qdocconf tools/qdoc3/test/qt.qdocconf
Diffstat (limited to 'src/opengl/qglextensions.cpp')
-rw-r--r--src/opengl/qglextensions.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/opengl/qglextensions.cpp b/src/opengl/qglextensions.cpp
index 8e2bbd4..6aec8ae 100644
--- a/src/opengl/qglextensions.cpp
+++ b/src/opengl/qglextensions.cpp
@@ -255,6 +255,10 @@ bool qt_resolve_glsl_extensions(QGLContext *ctx)
glFramebufferTextureLayerEXT = (_glFramebufferTextureLayerEXT) ctx->getProcAddress(QLatin1String("glFramebufferTextureLayerEXT"));
glFramebufferTextureFaceEXT = (_glFramebufferTextureFaceEXT) ctx->getProcAddress(QLatin1String("glFramebufferTextureFaceEXT"));
+ // Must at least have the FragmentShader extension to continue.
+ if (!(QGLExtensions::glExtensions() & QGLExtensions::FragmentShader))
+ return false;
+
glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShader"));
if (glCreateShader) {
glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource"));