Documentation: remove Doxygen warnings of undeclared members.

src/Fl_Gl_Choice.cxx

@@ -17,6 +17,11 @@
 #include <config.h>
 #if HAVE_GL
 
+/**
+ \cond DriverDev
+ \addtogroup DriverDeveloper
+ \{
+ */
 #  include <FL/Fl.H>
 #  include "Fl_Gl_Choice.H"
 #  include <FL/Fl_Gl_Window.H>
@@ -53,12 +58,6 @@ void Fl_Gl_Window_Driver::del_context(GLContext ctx) {
 
 Fl_Gl_Choice *Fl_Gl_Window_Driver::first;
 
-/**
- \cond DriverDev
- \addtogroup DriverDeveloper
- \{
- */
-
 // this assumes one of the two arguments is zero:
 // We keep the list system in Win32 to stay compatible and interpret
 // the list later...

src/Fl_Gl_Window.cxx

@@ -63,12 +63,6 @@ extern int fl_gl_load_plugin;
 
 static char SWAP_TYPE = 0 ; // 0 = determine it from environment variable
 
-////////////////////////////////////////////////////////////////
-
-int Fl_Gl_Window_Driver::copy = COPY;
-GLContext Fl_Gl_Window_Driver::cached_context = NULL;
-Fl_Window* Fl_Gl_Window_Driver::cached_window = NULL;
-float Fl_Gl_Window_Driver::gl_scale = 1; // scaling factor between FLTK and GL drawing units: GL = FLTK * gl_scale
 
 /**  Returns non-zero if the hardware supports the given or current OpenGL  mode. */
 int Fl_Gl_Window::can_do(int a, const int *b) {
@@ -458,6 +452,11 @@ float Fl_Gl_Window::pixels_per_unit() {
  \{
  */
 
+int Fl_Gl_Window_Driver::copy = COPY;
+GLContext Fl_Gl_Window_Driver::cached_context = NULL;
+Fl_Window* Fl_Gl_Window_Driver::cached_window = NULL;
+float Fl_Gl_Window_Driver::gl_scale = 1; // scaling factor between FLTK and GL drawing units: GL = FLTK * gl_scale
+
 // creates a unique, dummy Fl_Gl_Window_Driver object used when no Fl_Gl_Window is around
 // necessary to support gl_start()/gl_finish()
 Fl_Gl_Window_Driver *Fl_Gl_Window_Driver::global() {

src/gl_start.cxx

@@ -37,7 +37,17 @@ class Fl_Gl_Choice;
 #include <FL/Fl_Gl_Window.H>
 #include "Fl_Gl_Window_Driver.H"
 
+/**
+ \cond DriverDev
+ \addtogroup DriverDeveloper
+ \{
+ */
 GLContext Fl_Gl_Window_Driver::gl_start_context;
+/**
+ \}
+ \endcond
+ */
+
 static int clip_state_number=-1;
 static int pw, ph;
 float gl_start_scale = 1;