enumerate resolutions

use mixed case for prefs values

stepmania/src/arch/LowLevelWindow/LowLevelWindow.h

@@ -3,7 +3,8 @@
 
 /* This handles low-level operations that OGL 1.x doesn't give us. */
 
-#include "RageDisplay.h" // for VideoModeParams
+class DisplayResolutions;
+class VideoModeParams;
 
 class LowLevelWindow
 {
@@ -15,7 +16,8 @@ public:
 	// Return "" if mode change was successful, otherwise an error message.
 	// bNewDeviceOut is set true if a new device was created and textures
 	// need to be reloaded.
-	virtual CString TryVideoMode( VideoModeParams p, bool &bNewDeviceOut ) = 0;
+	virtual CString TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut ) = 0;
+	virtual void GetDisplayResolutions( DisplayResolutions &out ) const = 0;
 
 	virtual bool IsSoftwareRenderer( CString &sError ) { return false; }
 

stepmania/src/arch/LowLevelWindow/LowLevelWindow_SDL.cpp

@@ -44,7 +44,7 @@ void *LowLevelWindow_SDL::GetProcAddress(CString s)
 	return SDL_GL_GetProcAddress(s);
 }
 
-CString LowLevelWindow_SDL::TryVideoMode( VideoModeParams p, bool &bNewDeviceOut )
+CString LowLevelWindow_SDL::TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut )
 {
 	bool wasWindowed = CurrentParams.windowed;
 	

stepmania/src/arch/LowLevelWindow/LowLevelWindow_SDL.h

@@ -9,7 +9,7 @@ public:
 	LowLevelWindow_SDL();
 	~LowLevelWindow_SDL();
 	void *GetProcAddress(CString s);
-	CString TryVideoMode( VideoModeParams p, bool &bNewDeviceOut );
+	CString TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut );
 	void SwapBuffers();
 	void Update();
 

stepmania/src/arch/LowLevelWindow/LowLevelWindow_Win32.cpp

@@ -4,6 +4,7 @@
 #include "StepMania.h"
 #include "RageUtil.h"
 #include "RageLog.h"
+#include "RageDisplay.h"
 
 #include <GL/gl.h>
 
@@ -46,8 +47,12 @@ LowLevelWindow_Win32::~LowLevelWindow_Win32()
 	GraphicsWindow::Shutdown();
 }
 
+void LowLevelWindow_Win32::GetDisplayResolutions( DisplayResolutions &out ) const
+{
+	GraphicsWindow::GetDisplayResolutions( out );
+}
 
-int ChooseWindowPixelFormat( VideoModeParams p, PIXELFORMATDESCRIPTOR *PixelFormat )
+int ChooseWindowPixelFormat( const VideoModeParams &p, PIXELFORMATDESCRIPTOR *PixelFormat )
 {
 	ASSERT( GraphicsWindow::GetHwnd() != NULL );
 	ASSERT( GraphicsWindow::GetHDC() != NULL );
@@ -98,7 +103,7 @@ void DumpPixelFormat( const PIXELFORMATDESCRIPTOR &pfd )
 /* This function does not reset the video mode if it fails, because we might be trying
  * yet another video mode, so we'd just thrash the display.  On fatal error,
  * LowLevelWindow_Win32::~LowLevelWindow_Win32 will call Shutdown(). */
-CString LowLevelWindow_Win32::TryVideoMode( VideoModeParams p, bool &bNewDeviceOut )
+CString LowLevelWindow_Win32::TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut )
 {
 	//LOG->Warn( "LowLevelWindow_Win32::TryVideoMode" );
 	

stepmania/src/arch/LowLevelWindow/LowLevelWindow_Win32.h

@@ -9,7 +9,8 @@ public:
 	LowLevelWindow_Win32();
 	~LowLevelWindow_Win32();
 	void *GetProcAddress( CString s );
-	CString TryVideoMode( VideoModeParams p, bool &bNewDeviceOut );
+	CString TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut );
+	void GetDisplayResolutions( DisplayResolutions &out ) const;
 	bool IsSoftwareRenderer( CString &sError );
 	void SwapBuffers();
 	void Update();

stepmania/src/arch/LowLevelWindow/LowLevelWindow_X11.cpp

@@ -50,7 +50,7 @@ void *LowLevelWindow_X11::GetProcAddress( CString s )
 	return (void*) glXGetProcAddressARB( (const GLubyte*) s.c_str() );
 }
 
-CString LowLevelWindow_X11::TryVideoMode( VideoModeParams p, bool &bNewDeviceOut )
+CString LowLevelWindow_X11::TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut )
 {
 #if defined(LINUX)
 	/* nVidia cards: