tweaks to pipe interface

panda/src/dxgsg7/wdxGraphicsPipe7.cxx

@@ -40,6 +40,21 @@ wdxGraphicsPipe7::
 ~wdxGraphicsPipe7() {
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: wdxGraphicsPipe7::get_interface_name
+//       Access: Published, Virtual
+//  Description: Returns the name of the rendering interface
+//               associated with this GraphicsPipe.  This is used to
+//               present to the user to allow him/her to choose
+//               between several possible GraphicsPipes available on a
+//               particular platform, so the name should be meaningful
+//               and unique for a given platform.
+////////////////////////////////////////////////////////////////////
+string wdxGraphicsPipe7::
+get_interface_name() const {
+  return "DirectX7";
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: wdxGraphicsPipe7::pipe_constructor
 //       Access: Public, Static

panda/src/dxgsg7/wdxGraphicsPipe7.h

@@ -32,6 +32,7 @@ public:
   wdxGraphicsPipe7();
   virtual ~wdxGraphicsPipe7();
 
+  virtual string get_interface_name() const;
   static PT(GraphicsPipe) pipe_constructor();
 
 protected:

panda/src/dxgsg8/wdxGraphicsPipe8.cxx

@@ -58,6 +58,21 @@ wdxGraphicsPipe8::
   }
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: wdxGraphicsPipe8::get_interface_name
+//       Access: Published, Virtual
+//  Description: Returns the name of the rendering interface
+//               associated with this GraphicsPipe.  This is used to
+//               present to the user to allow him/her to choose
+//               between several possible GraphicsPipes available on a
+//               particular platform, so the name should be meaningful
+//               and unique for a given platform.
+////////////////////////////////////////////////////////////////////
+string wdxGraphicsPipe8::
+get_interface_name() const {
+  return "DirectX7";
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: wdxGraphicsPipe8::pipe_constructor
 //       Access: Public, Static

panda/src/dxgsg8/wdxGraphicsPipe8.h

@@ -45,6 +45,7 @@ public:
   wdxGraphicsPipe8();
   virtual ~wdxGraphicsPipe8();
 
+  virtual string get_interface_name() const;
   static PT(GraphicsPipe) pipe_constructor();
 
 protected:
@@ -61,7 +62,6 @@ private:
 private:
   HINSTANCE _hDDrawDLL;
   HINSTANCE _hD3D8_DLL;
-  bool _is_valid;
 
   typedef LPDIRECT3D8 (WINAPI *Direct3DCreate8_ProcPtr)(UINT SDKVersion);
   typedef HRESULT (WINAPI * LPDIRECTDRAWCREATEEX)(GUID FAR * lpGuid, LPVOID *lplpDD, REFIID iid, IUnknown FAR *pUnkOuter);

panda/src/framework/pandaFramework.cxx

@@ -544,26 +544,15 @@ make_window_framework() {
 ////////////////////////////////////////////////////////////////////
 void PandaFramework::
 make_default_pipe() {
-  // We use the GraphicsPipe factory to make us a renderable pipe
-  // without knowing exactly what kind of pipes we have available.  We
-  // don't care, so long as we can render to it interactively.
-
   // This depends on the shared library or libraries (DLL's to you
   // Windows folks) that have been loaded in at runtime from the
-  // load-display Configrc variable.
+  // load-display and/or aux-display Configrc variables.
   GraphicsPipeSelection *selection = GraphicsPipeSelection::get_global_ptr();
-  selection->resolve_modules();
-
-  nout << "Known pipe types:" << endl;
-  int num_pipe_types = selection->get_num_pipe_types();
-  for (int i = 0; i < num_pipe_types; i++) {
-    nout << "  " << selection->get_pipe_type(i) << "\n";
-  }
-
+  selection->print_pipe_types();
   _default_pipe = selection->make_default_pipe();
 
   if (_default_pipe == (GraphicsPipe*)NULL) {
-    nout << "No interactive pipe is available!  Check your Configrc!\n";
+    nout << "No graphics pipe is available!  Check your Configrc!\n";
   }
 }
 

panda/src/glxdisplay/glxGraphicsPipe.cxx

@@ -81,6 +81,21 @@ glxGraphicsPipe::
   }
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: glxGraphicsPipe::get_interface_name
+//       Access: Published, Virtual
+//  Description: Returns the name of the rendering interface
+//               associated with this GraphicsPipe.  This is used to
+//               present to the user to allow him/her to choose
+//               between several possible GraphicsPipes available on a
+//               particular platform, so the name should be meaningful
+//               and unique for a given platform.
+////////////////////////////////////////////////////////////////////
+string glxGraphicsPipe::
+get_interface_name() const {
+  return "OpenGL";
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: glxGraphicsPipe::pipe_constructor
 //       Access: Public, Static

panda/src/glxdisplay/glxGraphicsPipe.h

@@ -43,6 +43,7 @@ public:
   glxGraphicsPipe(const string &display = string());
   virtual ~glxGraphicsPipe();
 
+  virtual string get_interface_name() const;
   static PT(GraphicsPipe) pipe_constructor();
 
   INLINE Display *get_display() const;

panda/src/wgldisplay/wglGraphicsPipe.cxx

@@ -39,6 +39,21 @@ wglGraphicsPipe::
 ~wglGraphicsPipe() {
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: wglGraphicsPipe::get_interface_name
+//       Access: Published, Virtual
+//  Description: Returns the name of the rendering interface
+//               associated with this GraphicsPipe.  This is used to
+//               present to the user to allow him/her to choose
+//               between several possible GraphicsPipes available on a
+//               particular platform, so the name should be meaningful
+//               and unique for a given platform.
+////////////////////////////////////////////////////////////////////
+string wglGraphicsPipe::
+get_interface_name() const {
+  return "OpenGL";
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: wglGraphicsPipe::pipe_constructor
 //       Access: Public, Static

panda/src/wgldisplay/wglGraphicsPipe.h

@@ -33,6 +33,7 @@ public:
   wglGraphicsPipe();
   virtual ~wglGraphicsPipe();
 
+  virtual string get_interface_name() const;
   static PT(GraphicsPipe) pipe_constructor();
 
 protected: