diff options
| author | Liang Qi <liang.qi@qt.io> | 2017-01-24 10:33:37 +0100 |
|---|---|---|
| committer | Oswald Buddenhagen <oswald.buddenhagen@qt.io> | 2017-01-25 20:06:06 +0100 |
| commit | 318b58562ae89453fb98e8145cd0440e14ba60b0 (patch) | |
| tree | 622bc032cf076b4569621032f3a3315d95c3ae88 /src/gui/opengl/qopengl.cpp | |
| parent | c28fde3fdac19fd5a5f614bb7983080031c924b3 (diff) | |
| parent | 79352528a1726b4551ea4d9285dd2394dd0d43da (diff) | |
Merge remote-tracking branch 'origin/5.8' into dev
Conflicts:
.qmake.conf
mkspecs/common/msvc-desktop.conf
mkspecs/common/msvc-version.conf
mkspecs/common/winrt_winphone/qmake.conf
mkspecs/features/mac/default_post.prf
mkspecs/features/mac/sdk.prf
mkspecs/features/qt.prf
mkspecs/features/uikit/default_post.prf
mkspecs/features/winrt/default_pre.prf
mkspecs/winphone-arm-msvc2013/qmake.conf
mkspecs/winphone-x86-msvc2013/qmake.conf
mkspecs/winrt-arm-msvc2013/qmake.conf
mkspecs/winrt-x64-msvc2013/qmake.conf
mkspecs/winrt-x86-msvc2013/qmake.conf
qmake/generators/win32/msvc_vcproj.cpp
src/gui/kernel/qwindowsysteminterface.cpp
src/network/kernel/qhostaddress.cpp
src/plugins/platforms/mirclient/qmirclientplugin.cpp
src/plugins/platforms/mirclient/qmirclientplugin.h
src/widgets/util/qsystemtrayicon.cpp
tests/auto/widgets/itemviews/qlistview/tst_qlistview.cpp
tools/configure/Makefile.mingw
tools/configure/Makefile.win32
Done-with: Jake Petroules <jake.petroules@qt.io>
Done-with: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
Change-Id: I4be3262d3994e11929d3b1ded2c3379783797dbe
Diffstat (limited to 'src/gui/opengl/qopengl.cpp')
| -rw-r--r-- | src/gui/opengl/qopengl.cpp | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/src/gui/opengl/qopengl.cpp b/src/gui/opengl/qopengl.cpp index e61473cb7b..7e663d48bb 100644 --- a/src/gui/opengl/qopengl.cpp +++ b/src/gui/opengl/qopengl.cpp @@ -65,6 +65,10 @@ typedef const GLubyte * (QOPENGLF_APIENTRYP qt_glGetStringi)(GLenum, GLuint); QOpenGLExtensionMatcher::QOpenGLExtensionMatcher() { QOpenGLContext *ctx = QOpenGLContext::currentContext(); + if (!ctx) { + qWarning("QOpenGLExtensionMatcher::QOpenGLExtensionMatcher: No context"); + return; + } QOpenGLFunctions *funcs = ctx->functions(); const char *extensionStr = 0; @@ -80,19 +84,17 @@ QOpenGLExtensionMatcher::QOpenGLExtensionMatcher() // clear error state while (funcs->glGetError()) {} - if (ctx) { - qt_glGetStringi glGetStringi = (qt_glGetStringi)ctx->getProcAddress("glGetStringi"); + qt_glGetStringi glGetStringi = (qt_glGetStringi)ctx->getProcAddress("glGetStringi"); - if (!glGetStringi) - return; + if (!glGetStringi) + return; - GLint numExtensions = 0; - funcs->glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions); + GLint numExtensions = 0; + funcs->glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions); - for (int i = 0; i < numExtensions; ++i) { - const char *str = reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i)); - m_extensions.insert(str); - } + for (int i = 0; i < numExtensions; ++i) { + const char *str = reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i)); + m_extensions.insert(str); } #endif // QT_OPENGL_3 } |