Avoid repeated QByteArray creation when resolving opengl functions

Add an getProcAddress(const char *) overload to QOpenGLContext,
and refactor the QPA interface to take a const char *. Like this
we can avoid lots of mallocs when resoving GL methods.

Change-Id: Ic45b985fbaa0da8d32ba3e3b485351173352ca6f
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

2 files changed, 3 insertions, 3 deletions

diff --git a/src/plugins/platforms/openwfd/qopenwfdglcontext.cpp b/src/plugins/platforms/openwfd/qopenwfdglcontext.cpp
index d76c56db65..e57be90870 100644
--- a/src/plugins/platforms/openwfd/qopenwfdglcontext.cpp
+++ b/src/plugins/platforms/openwfd/qopenwfdglcontext.cpp
@@ -84,9 +84,9 @@ void QOpenWFDGLContext::swapBuffers(QPlatformSurface *surface)
     screen->swapBuffers();
 }
 
-void (*QOpenWFDGLContext::getProcAddress(const QByteArray &procName)) ()
+QFunctionPointer QOpenWFDGLContext::getProcAddress(const char *procName)
 {
-    return eglGetProcAddress(procName.data());
+    return eglGetProcAddress(procName);
 }
 
 EGLContext QOpenWFDGLContext::eglContext() const
diff --git a/src/plugins/platforms/openwfd/qopenwfdglcontext.h b/src/plugins/platforms/openwfd/qopenwfdglcontext.h
index 7b5a003253..1c2541e098 100644
--- a/src/plugins/platforms/openwfd/qopenwfdglcontext.h
+++ b/src/plugins/platforms/openwfd/qopenwfdglcontext.h
@@ -56,7 +56,7 @@ public:
 
     void swapBuffers(QPlatformSurface *surface);
 
-    void (*getProcAddress(const QByteArray &procName)) ();
+    QFunctionPointer getProcAddress(const char *procName);
 
     EGLContext eglContext() const;
 private: