Implemented changes necessary for single buffered mode, it is turned off for now, because the soft cursor is currently not being taken care of. We will still use double buffering if the screen color space is not 32 bits, too.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12449 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-04-20 09:27:15 +00:00
parent 807ba996da
commit ded5874ea2
8 changed files with 185 additions and 64 deletions
@@ -7,16 +7,21 @@

 class RenderingBuffer {
 public:
-								RenderingBuffer() {};
-	virtual						~RenderingBuffer() {};
+								RenderingBuffer() {}
+	virtual						~RenderingBuffer() {}

 	virtual	status_t			InitCheck() const = 0;

 	virtual	color_space			ColorSpace() const = 0;
 	virtual	void*				Bits() const = 0;
 	virtual	uint32				BytesPerRow() const = 0;
+	// the *count* of the pixels per line
 	virtual	uint32				Width() const = 0;
+	// the *count* of lines
 	virtual	uint32				Height() const = 0;
+
+	inline	uint32				BitsLength() const
+									{ return Height() * BytesPerRow(); }
 };

 #endif // RENDERING_BUFFER_H