tweak(display): add new functions to return ratios of screen dimensions relative to defaults

Author: Mauller

GeneralsMD/Code/GameEngine/Include/GameClient/Display.h

@@ -90,6 +90,11 @@ class Display : public SubsystemInterface
 	virtual void dumpAssetUsage(const char* mapname) = 0;
 #endif
 
+	//---------------------------------------------------------------------------------------
+	// Display scaling methods
+	Real getWidthScale();
+	Real getHeightScale();
+
 	//---------------------------------------------------------------------------------------
 	// View management
 	virtual void attachView( View *view );												///< Attach the given view to the world

GeneralsMD/Code/GameEngine/Source/GameClient/Display.cpp

@@ -199,6 +199,18 @@ void Display::setHeight( UnsignedInt height )
 
 }
 
+// Return the ratio of the current display width relative to the default resolution
+Real Display::getWidthScale(void)
+{
+	return (Real)m_width / DEFAULT_DISPLAY_WIDTH;
+}
+
+// Return the ratio of the current display height relative to the default resolution
+Real Display::getHeightScale(void)
+{
+	return (Real)m_height / DEFAULT_DISPLAY_HEIGHT;
+}
+
 //============================================================================
 // Display::playLogoMovie
 // minMovieLength is in milliseconds