add GetCurrentTextureCoordRect

stepmania/src/Sprite.cpp

@@ -233,8 +233,7 @@ void Sprite::DrawPrimitives()
 		} 
 		else 
 		{
-			unsigned int uFrameNo = m_iStateToFrame[m_iCurState];
+			const RectF *pTexCoordRect = GetCurrentTextureCoordRect();
-			const RectF *pTexCoordRect = m_pTexture->GetTextureCoordRect( uFrameNo );
 
 			v[0].t = RageVector2( pTexCoordRect->left,	pTexCoordRect->top );		// top left
 			v[1].t = RageVector2( pTexCoordRect->left,	pTexCoordRect->bottom );	// bottom left
@@ -354,6 +353,12 @@ void Sprite::SetCustomImageCoords( float fImageCoords[8] )	// order: bottom left
 	SetCustomTextureCoords( fImageCoords );
 }
 
+const RectF *Sprite::GetCurrentTextureCoordRect() const
+{
+	unsigned int uFrameNo = m_iStateToFrame[m_iCurState];
+	return m_pTexture->GetTextureCoordRect( uFrameNo );
+}
+
 void Sprite::StopUsingCustomCoords()
 {
 	m_bUsingCustomTexCoords = false;

stepmania/src/Sprite.h

@@ -64,6 +64,7 @@ public:
 	void SetCustomSourceRect( const RectF &rectSourceCoords );	// in source pixel space
 	void SetCustomImageRect( RectF rectImageCoords );	// in image pixel space
 	void SetCustomImageCoords( float fImageCoords[8] );
+	const RectF *GetCurrentTextureCoordRect() const;
 	void StopUsingCustomCoords();
 
 protected: