war on -Werror, part 7: start informal params.

I'm preserving our numbering Pohly. ;)

src/NoteData.cpp

@@ -1278,7 +1278,7 @@ NoteData::_all_tracks_iterator<ND, iter, TN> &NoteData::_all_tracks_iterator<ND,
 }
 
 template<typename ND, typename iter, typename TN>
-NoteData::_all_tracks_iterator<ND, iter, TN> NoteData::_all_tracks_iterator<ND, iter, TN>::operator++( int dummy ) // postincrement
+NoteData::_all_tracks_iterator<ND, iter, TN> NoteData::_all_tracks_iterator<ND, iter, TN>::operator++( int ) // postincrement
 {
 	_all_tracks_iterator<ND, iter, TN> ret( *this );
 	operator++();

src/OptionRowHandler.cpp

@@ -373,7 +373,7 @@ static void SortNoteSkins( vector<RString> &asSkinNames )
 
 class OptionRowHandlerListNoteSkins : public OptionRowHandlerList
 {
-	virtual void LoadInternal( const Commands &cmds )
+	virtual void LoadInternal( const Commands & )
 	{
 		m_Def.m_sName = "NoteSkins";
 		m_Def.m_bOneChoiceForAllPlayers = false;

src/RageDisplay.h

@@ -227,12 +227,12 @@ public:
 	virtual RageTextureLock *CreateTextureLock() { return NULL; }
 	virtual void ClearAllTextures() = 0;
 	virtual int GetNumTextureUnits() = 0;
-	virtual void SetTexture( TextureUnit tu, unsigned iTexture ) = 0;
-	virtual void SetTextureMode( TextureUnit tu, TextureMode tm ) = 0;
-	virtual void SetTextureWrapping( TextureUnit tu, bool b ) = 0;
+	virtual void SetTexture( TextureUnit, unsigned /* iTexture */ ) = 0;
+	virtual void SetTextureMode( TextureUnit, TextureMode ) = 0;
+	virtual void SetTextureWrapping( TextureUnit, bool ) = 0;
 	virtual int GetMaxTextureSize() const = 0;
-	virtual void SetTextureFiltering( TextureUnit tu, bool b ) = 0;
-	virtual void SetEffectMode( EffectMode effect ) { }
+	virtual void SetTextureFiltering( TextureUnit, bool ) = 0;
+	virtual void SetEffectMode( EffectMode ) { }
 	virtual bool IsEffectModeSupported( EffectMode effect ) { return effect == EffectMode_Normal; }
 
 	bool SupportsRenderToTexture() const { return false; }
@@ -250,13 +250,13 @@ public:
 	 * bPreserveTexture is true the first time a render target is used, behave as if
 	 * bPreserveTexture was false.
 	 */
-	virtual void SetRenderTarget( unsigned iHandle, bool bPreserveTexture = true ) { }
+	virtual void SetRenderTarget( unsigned /* iHandle */, bool /* bPreserveTexture */ = true ) { }
 
 	virtual bool IsZTestEnabled() const = 0;
 	virtual bool IsZWriteEnabled() const = 0;
-	virtual void SetZWrite( bool b ) = 0;
-	virtual void SetZTestMode( ZTestMode mode ) = 0;
-	virtual void SetZBias( float f ) = 0;
+	virtual void SetZWrite( bool ) = 0;
+	virtual void SetZTestMode( ZTestMode ) = 0;
+	virtual void SetZBias( float ) = 0;
 	virtual void ClearZBuffer() = 0;
 
 	virtual void SetCullMode( CullMode mode ) = 0;

src/RageDisplay_Null.cpp

@@ -74,7 +74,7 @@ RageDisplay_Null::RageDisplay_Null()
 	LOG->MapLog("renderer", "Current renderer: null");
 }
 
-RString RageDisplay_Null::Init( const VideoModeParams &p, bool bAllowUnacceleratedRenderer )
+RString RageDisplay_Null::Init( const VideoModeParams &p, bool /* bAllowUnacceleratedRenderer */ )
 {
 	bool bIgnore = false;
 	SetVideoMode( p, bIgnore );

src/RageDisplay_Null.h

@@ -16,55 +16,55 @@ public:
 	bool BeginFrame() { return true; }
 	void EndFrame();
 	VideoModeParams GetActualVideoModeParams() const { return m_Params; }
-	void SetBlendMode( BlendMode mode ) { }
-	bool SupportsTextureFormat( PixelFormat pixfmt, bool realtime=false ) { return true; }
+	void SetBlendMode( BlendMode ) { }
+	bool SupportsTextureFormat( PixelFormat, bool realtime=false ) { return true; }
 	bool SupportsPerVertexMatrixScale() { return false; }
 	unsigned CreateTexture( 
-		PixelFormat pixfmt, 
-		RageSurface* img,
-		bool bGenerateMipMaps ) { return 1; }
+		PixelFormat, 
+		RageSurface* /* img */,
+		bool /* bGenerateMipMaps */ ) { return 1; }
 	void UpdateTexture( 
 		unsigned iTexHandle, 
 		RageSurface* img,
 		int xoffset, int yoffset, int width, int height 
 		) { }
-	void DeleteTexture( unsigned iTexHandle ) { }
+	void DeleteTexture( unsigned /* iTexHandle */ ) { }
 	void ClearAllTextures() { }
 	int GetNumTextureUnits() { return 1; }
 	void SetTexture( TextureUnit tu, unsigned iTexture ) { }
 	void SetTextureMode( TextureUnit tu, TextureMode tm ) { }
-	void SetTextureWrapping( TextureUnit tu, bool b ) { }
+	void SetTextureWrapping( TextureUnit tu, bool ) { }
 	int GetMaxTextureSize() const { return 2048; }
-	void SetTextureFiltering( TextureUnit tu, bool b ) { }
+	void SetTextureFiltering( TextureUnit tu, bool ) { }
 	bool IsZWriteEnabled() const { return false; }
 	bool IsZTestEnabled() const { return false; }
-	void SetZWrite( bool b ) { }
-	void SetZBias( float f ) { }
-	void SetZTestMode( ZTestMode mode ) { }
+	void SetZWrite( bool ) { }
+	void SetZBias( float ) { }
+	void SetZTestMode( ZTestMode ) { }
 	void ClearZBuffer() { }
-	void SetCullMode( CullMode mode ) { }
-	void SetAlphaTest( bool b ) { }
+	void SetCullMode( CullMode ) { }
+	void SetAlphaTest( bool ) { }
 	void SetMaterial( 
-		const RageColor &emissive,
-		const RageColor &ambient,
-		const RageColor &diffuse,
-		const RageColor &specular,
-		float shininess
+		const RageColor & /* unreferenced: emissive */,
+		const RageColor & /* unreferenced: ambient */,
+		const RageColor & /* unreferenced: diffuse */,
+		const RageColor & /* unreferenced: specular */,
+		float /* unreferenced: shininess */
 		) { }
-	void SetLighting( bool b ) { }
-	void SetLightOff( int index ) { }
+	void SetLighting( bool ) { }
+	void SetLightOff( int /* index */ ) { }
 	void SetLightDirectional( 
 		int index, 
-		const RageColor &ambient, 
-		const RageColor &diffuse, 
-		const RageColor &specular, 
-		const RageVector3 &dir ) { }
+		const RageColor & /* unreferenced: ambient */, 
+		const RageColor & /* unreferenced: diffuse */, 
+		const RageColor & /* unreferenced: specular */, 
+		const RageVector3 & /* unreferenced: dir */ ) { }
 
-	void SetSphereEnvironmentMapping( TextureUnit tu, bool b ) { }
-	void SetCelShaded( int stage ) { }
+	void SetSphereEnvironmentMapping( TextureUnit /* tu */, bool /* b */ ) { }
+	void SetCelShaded( int /* stage */ ) { }
 
 	RageCompiledGeometry* CreateCompiledGeometry();
-	void DeleteCompiledGeometry( RageCompiledGeometry* p );
+	void DeleteCompiledGeometry( RageCompiledGeometry* );
 
 protected:
 	void DrawQuadsInternal( const RageSpriteVertex v[], int iNumVerts ) { }
@@ -77,10 +77,10 @@ protected:
 	void DrawSymmetricQuadStripInternal( const RageSpriteVertex v[], int iNumVerts ) { }
 
 	VideoModeParams m_Params;
-	RString TryVideoMode( const VideoModeParams &p, bool &bNewDeviceOut ) { m_Params = p; return RString(); }
+	RString TryVideoMode( const VideoModeParams &p, bool & /* bNewDeviceOut */ ) { m_Params = p; return RString(); }
 	RageSurface* CreateScreenshot();
 	RageMatrix GetOrthoMatrix( float l, float r, float b, float t, float zn, float zf ); 
-	bool SupportsSurfaceFormat( PixelFormat pixfmt ) { return true; }
+	bool SupportsSurfaceFormat( PixelFormat ) { return true; }
 };
 
 #endif

src/ScoreKeeper.h

@@ -37,9 +37,9 @@ public:
 	ScoreKeeper( PlayerState *pPlayerState, PlayerStageStats *pPlayerStageStats );
 	virtual ~ScoreKeeper() { }
 	virtual void Load(
-		const vector<Song*> &apSongs,
-		const vector<Steps*> &apSteps,
-		const vector<AttackArray> &asModifiers ) { }
+		const vector<Song*> &,
+		const vector<Steps*> &,
+		const vector<AttackArray> & ) { }
 
 	virtual void DrawPrimitives() { }
 	virtual void Update( float fDelta ) { }

src/Screen.h

@@ -126,20 +126,20 @@ public:
 	RString GetPrevScreen() const;
 
 	// let subclass override if they want
-	virtual void MenuUp(const InputEventPlus &input) { }
-	virtual void MenuDown(const InputEventPlus &input) { }
-	virtual void MenuLeft(const InputEventPlus &input) { }
-	virtual void MenuRight(const InputEventPlus &input) { }
-	virtual void MenuStart(const InputEventPlus &input) { }
-	virtual void MenuSelect(const InputEventPlus &input) { }
-	virtual void MenuBack(const InputEventPlus &input) { }
-	virtual void MenuCoin(const InputEventPlus &input) { }
+	virtual void MenuUp(const InputEventPlus &) { }
+	virtual void MenuDown(const InputEventPlus &) { }
+	virtual void MenuLeft(const InputEventPlus &) { }
+	virtual void MenuRight(const InputEventPlus &) { }
+	virtual void MenuStart(const InputEventPlus &) { }
+	virtual void MenuSelect(const InputEventPlus &) { }
+	virtual void MenuBack(const InputEventPlus &) { }
+	virtual void MenuCoin(const InputEventPlus &) { }
 	// todo? -aj
-	//virtual void LeftClick(const InputEventPlus &input) { }
-	//virtual void RightClick(const InputEventPlus &input) { }
-	//virtual void MiddleClick(const InputEventPlus &input) { }
-	//virtual void MouseWheelUp(const InputEventPlus &input) { }
-	//virtual void MouseWheelDown(const InputEventPlus &input) { }
+	//virtual void LeftClick(const InputEventPlus &) { }
+	//virtual void RightClick(const InputEventPlus &) { }
+	//virtual void MiddleClick(const InputEventPlus &) { }
+	//virtual void MouseWheelUp(const InputEventPlus &) { }
+	//virtual void MouseWheelDown(const InputEventPlus &) { }
 };
 
 #endif

src/Song.cpp

@@ -448,7 +448,7 @@ void FixupPath( RString &path, const RString &sSongPath )
 }
 
 // Songs in BlacklistImages will never be autodetected as song images.
-void Song::TidyUpData( bool fromCache, bool duringCache )
+void Song::TidyUpData( bool fromCache, bool /* duringCache */ )
 {
 	// We need to do this before calling any of HasMusic, HasHasCDTitle, etc.
 	ASSERT_M( m_sSongDir.Left(3) != "../", m_sSongDir ); // meaningless

src/StreamDisplay.cpp

@@ -23,7 +23,7 @@ StreamDisplay::StreamDisplay()
 	m_bAlwaysBounce = false;
 }
 
-void StreamDisplay::Load( const RString &_sMetricsGroup )
+void StreamDisplay::Load( const RString & /* unreferenced: _sMetricsGroup  */)
 {
 	// XXX: actually load from the metrics group passed in -aj
 	RString sMetricsGroup = "StreamDisplay";

src/TimingSegments.h

@@ -78,7 +78,7 @@ struct TimingSegment
 	float GetBeat() const { return NoteRowToBeat(m_iStartRow); }
 	void SetBeat( float fBeat ) { SetRow( BeatToNoteRow(fBeat) ); }
 
-	virtual RString ToString(int dec) const
+	virtual RString ToString(int /* dec */) const
 	{
 		return FloatToString(GetBeat());
 	}

src/arch/ArchHooks/ArchHooks.h

@@ -37,7 +37,7 @@ public:
 
 	/* If this is a second instance, return true.
 	 * Optionally, give focus to the existing window. */
-	virtual bool CheckForMultipleInstances(int argc, char* argv[]) { return false; }
+	virtual bool CheckForMultipleInstances(int /* argc */, char* [] /* argv[] */) { return false; }
 
 	virtual void SetTime( tm newtime ) { }
 

src/archutils/Win32/arch_setup.h

@@ -26,6 +26,13 @@ Enable them in the project file at your peril (or if you feel like
 learning of many pedantic style warnings and want to fix them).
 
 C2475: non dll-interface class 'stdext::exception' used as base for dll-interface class 'std::bad_cast', bug in VC <exception> when exceptions disabled
+C4100: unreferenced formal parameter
+  Many functions are like this, including virtual functions: unsure if it can be justified.
+  "case 'aaa' is not a valid value for switch of enum 'bbb'
+  Actually, this is a valid warning, but we do it all over the
+  place, eg. with ScreenMessages. Those should be fixed, but later. XXX
+C4127: conditional expression is constant.
+
 C4201: nonstandard extension used : nameless struct/union (Windows headers do this)
 C4786: turn off broken debugger warning
 C4512: assignment operator could not be generated (so?)
@@ -33,12 +40,8 @@ C4512: assignment operator could not be generated (so?)
  blocks, try/catch blocks), and I've never found it to be useful.
 C4702: assignment operator could not be generated (so?)
 // "unreferenced formal parameter"; we *want* that in many cases
-C4100:
- "case 'aaa' is not a valid value for switch of enum 'bbb'
- Actually, this is a valid warning, but we do it all over the
- place, eg. with ScreenMessages. Those should be fixed, but later. XXX
+
 C4063:
-C4127:
 C4786: VC6: identifier was truncated to '255' characters in the debug information
 C4505: removed unferenced local function from integer.cpp & algebra.h
 C4244: converting of data = possible data loss.  (This pragma should eventually go away)