Changeset 304 for trunk/src/gl/gl_window.cc

Timestamp:

08/11/14 11:56:19 (11 years ago)

Author:

epyon

Message:

• mouse wheel support for both SDL 1.2 and 2.0
• optional unmerged MD3 import
• selective delete mesh form mesh_creator
• minor fixes

File:

• trunk/src/gl/gl_window.cc (modified) (3 diffs)

trunk/src/gl/gl_window.cc

@@ -115 +115 @@
         case SDL_BUTTON_MIDDLE    : mevent.mbutton.button = MOUSE_MIDDLE; break;
         case SDL_BUTTON_RIGHT     : mevent.mbutton.button = MOUSE_RIGHT; break;
-        //case SDL_BUTTON_WHEELUP   : mevent.mbutton.button = MOUSE_WHEEL_UP; break;
-        //case SDL_BUTTON_WHEELDOWN : mevent.mbutton.button = MOUSE_WHEEL_DOWN; break;
+#if NV_SDL_VERSION == NV_SDL_12
+        case SDL_BUTTON_WHEELUP   : 
+                mevent.type           = EV_MOUSE_WHEEL;
+                mevent.mwheel.x       = 0;
+                mevent.mwheel.y       = 3;
+                return true;
+        case SDL_BUTTON_WHEELDOWN : 
+                mevent.type           = EV_MOUSE_WHEEL;
+                mevent.mwheel.x       = 0;
+                mevent.mwheel.y       = -3;
+                return true;
+#endif
         default : break;
         }
@@ -122 +132 @@
         return mevent.mbutton.button != MOUSE_NONE;
 }
+
+#if NV_SDL_VERSION == NV_SDL_20
+static bool sdl_mouse_wheel_to_io_event( const SDL_MouseWheelEvent& mm, io_event& mevent )
+{
+        mevent.type          = EV_MOUSE_WHEEL;
+        mevent.mwheel.x      = static_cast< sint32 >( mm.x );
+        mevent.mwheel.y      = static_cast< sint32 >( mm.y );
+        return true;
+}
+#endif
 
 static bool sdl_mouse_motion_to_io_event( const SDL_MouseMotionEvent& mm, io_event& mevent )
@@ -180 +200 @@
         case SDL_MOUSEBUTTONDOWN : return sdl_mouse_button_to_io_event( e.button, ioevent );
         case SDL_MOUSEBUTTONUP   : return sdl_mouse_button_to_io_event( e.button, ioevent );
+#if NV_SDL_VERSION == NV_SDL_20
+        case SDL_MOUSEWHEEL      : return sdl_mouse_wheel_to_io_event( e.wheel, ioevent );
+#endif
 /* // SDL 2.0 incompatible 
         case SDL_ACTIVEEVENT     :