Made callbacks library global.

examples/boing.c

@@ -585,7 +585,7 @@ int main( void )
        exit( EXIT_FAILURE );
    }
 
-   glfwSetWindowSizeCallback( window, reshape );
+   glfwSetWindowSizeCallback( reshape );
    glfwEnable( window, GLFW_STICKY_KEYS );
    glfwSwapInterval( 1 );
    glfwSetTime( 0.0 );

examples/gears.c

@@ -346,8 +346,8 @@ int main(int argc, char *argv[])
     init(argc, argv);
 
     // Set callback functions
-    glfwSetWindowSizeCallback( window, reshape );
-    glfwSetKeyCallback( window, key );
+    glfwSetWindowSizeCallback( reshape );
+    glfwSetKeyCallback( key );
 
     // Main loop
     while( running )

examples/heightmap.c

@@ -597,8 +597,8 @@ int main(int argc, char** argv)
         free(fragment_shader_src);
         exit(EXIT_FAILURE);
     }
-    glfwSetWindowCloseCallback(window, window_close_callback);
-    glfwSetKeyCallback(window, key_callback);
+    glfwSetWindowCloseCallback(window_close_callback);
+    glfwSetKeyCallback(key_callback);
     /* Register events callback */
 
     if (GL_TRUE != init_opengl())

examples/splitview.c

@@ -468,10 +468,10 @@ int main(void)
     glfwEnable(window, GLFW_MOUSE_CURSOR);
 
     // Set callback functions
-    glfwSetWindowSizeCallback(window, windowSizeFun);
-    glfwSetWindowRefreshCallback(window, windowRefreshFun);
-    glfwSetMousePosCallback(window, mousePosFun);
-    glfwSetMouseButtonCallback(window, mouseButtonFun);
+    glfwSetWindowSizeCallback(windowSizeFun);
+    glfwSetWindowRefreshCallback(windowRefreshFun);
+    glfwSetMousePosCallback(mousePosFun);
+    glfwSetMouseButtonCallback(mouseButtonFun);
 
     // Main loop
     do

examples/wave.c

@@ -339,11 +339,11 @@ int main(int argc, char* argv[])
     glfwSwapInterval(1);
 
     // Keyboard handler
-    glfwSetKeyCallback(window, key_callback);
+    glfwSetKeyCallback(key_callback);
     glfwEnable(window, GLFW_KEY_REPEAT);
 
     // Window resize handler
-    glfwSetWindowSizeCallback(window, window_resize_callback);
+    glfwSetWindowSizeCallback(window_resize_callback);
 
     // Initialize OpenGL
     init_opengl();