Context class must be instantiated after initializing extensions.

src/Contexts/AbstractXWindowContext.cpp

@@ -15,6 +15,7 @@
 
 #include "AbstractXWindowContext.h"
 
+#include "Context.h"
 #include "ExtensionWrangler.h"
 
 #define None 0L // redef Xlib nonsense
@@ -70,9 +71,13 @@ AbstractXWindowContext::AbstractXWindowContext(AbstractContext<Display*, VisualI
 
     /* Initialize extension wrangler */
     ExtensionWrangler::initialize(glInterface->experimentalExtensionWranglerFeatures());
+
+    c = new Context;
 }
 
 AbstractXWindowContext::~AbstractXWindowContext() {
+    delete c;
+
     /* Shut down the interface */
     delete glInterface;
 

src/Contexts/AbstractXWindowContext.h

@@ -33,7 +33,11 @@
 #include "AbstractWindowContext.h"
 #include "AbstractContext.h"
 
-namespace Magnum { namespace Contexts {
+namespace Magnum {
+
+class Context;
+
+namespace Contexts {
 
 /** @nosubgrouping
 @brief Base for X11-based contexts
@@ -279,6 +283,8 @@ class AbstractXWindowContext: public AbstractWindowContext {
 
         AbstractContext<Display*, VisualID, Window>* glInterface;
 
+        Context* c;
+
         /** @todo Get this from the created window */
         Math::Vector2<GLsizei> viewportSize;
 

src/Contexts/EglContext.cpp

@@ -20,8 +20,6 @@
 namespace Magnum { namespace Contexts {
 
 EglContext::~EglContext() {
-    delete c;
-
     eglDestroyContext(display, context);
     eglDestroySurface(display, surface);
     eglTerminate(display);
@@ -85,8 +83,6 @@ void EglContext::createContext(EGLNativeWindowType window) {
     }
 
     /** @bug Fixme: On desktop OpenGL and Mesa EGL implementation OpenGL version is 1.0, which is wrong */
-
-    context = new Context;
 }
 
 }}

src/Contexts/EglContext.h

@@ -28,11 +28,7 @@
 
 #include "AbstractContext.h"
 
-namespace Magnum {
-
-class Context;
-
-namespace Contexts {
+namespace Magnum { namespace Contexts {
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
 /* EGL returns visual ID as int, but Xorg expects long unsigned int */
@@ -68,8 +64,6 @@ class EglContext: public AbstractContext<EGLNativeDisplayType, VisualId, EGLNati
         EGLConfig config;
         EGLSurface surface;
         EGLContext context;
-
-        Context* c;
 };
 
 }}

src/Contexts/GlxContext.cpp

@@ -85,13 +85,9 @@ void GlxContext::createContext(Window nativeWindow) {
         Error() << "GlxContext: cannot create context.";
         exit(1);
     }
-
-    c = new Context;
 }
 
 GlxContext::~GlxContext() {
-    delete c;
-
     glXMakeCurrent(display, None, nullptr);
     glXDestroyContext(display, context);
 }

src/Contexts/GlxContext.h

@@ -27,11 +27,7 @@
 
 #include "AbstractContext.h"
 
-namespace Magnum {
-
-class Context;
-
-namespace Contexts {
+namespace Magnum { namespace Contexts {
 
 /**
 @brief GLX interface
@@ -66,8 +62,6 @@ class GlxContext: public AbstractContext<Display*, VisualID, Window> {
         Window window;
         GLXFBConfig* configs;
         GLXContext context;
-
-        Context* c;
 };
 
 }}