X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=KernelLand%2FKernel%2Finclude%2Fapi_drv_video.h;h=4607b855de2bf8073dba520230290d15f24f0374;hb=d7dcea0e5a8df0f479e99f168a10b9a9535c7ad6;hp=ff9c395b032f8c505bb02f673bdc450a7dc3c43a;hpb=48743e39650eb1ef988380e9d95f27fd40d3a9ce;p=tpg%2Facess2.git

diff --git a/KernelLand/Kernel/include/api_drv_video.h b/KernelLand/Kernel/include/api_drv_video.h
index ff9c395b..4607b855 100644
--- a/KernelLand/Kernel/include/api_drv_video.h
+++ b/KernelLand/Kernel/include/api_drv_video.h
@@ -217,12 +217,12 @@ typedef struct sVideo_IOCtl_Pos
  */
 typedef struct sVideo_IOCtl_Bitmap
 {
-	Sint16	W;	//!< Width of image
-	Sint16	H;	//!< Height of image
+	Uint16	W;	//!< Width of image
+	Uint16	H;	//!< Height of image
 	Sint16	XOfs;	//!< X Offset of center
 	Sint16	YOfs;	//!< Y Offset of center
 	Uint32	Data[];	//!< Image data (ARGB array)
-}	tVideo_IOCtl_Bitmap;
+} PACKED	tVideo_IOCtl_Bitmap;
 
 /**
  * \brief Virtual Terminal Representation of a character
@@ -273,6 +273,10 @@ extern int	giVT_CharHeight;
  * easing the driver development and reducing code duplication.
  */
 extern void	VT_Font_Render(Uint32 Codepoint, void *Buffer, int Depth, int Pitch, Uint32 BGC, Uint32 FGC);
+/**
+ * \brief Convert a colour from 24bpp 8:8:8 to 12bpp 4:4:4
+ */
+extern Uint16	VT_Colour24to12(Uint32 Col24);
 /**
  * \fn Uint32 VT_Colour12to24(Uint16 Col12)
  * \brief Converts a colour from 12bpp to 24bpp
@@ -341,6 +345,10 @@ typedef struct sDrvUtil_Video_BufInfo
 	 * \brief Bit depth of the framebuffer
 	 */
 	short	Depth;
+	/**
+	 * \brief Cached copy of the screens state (only used if not NULL)
+	 */
+	void	*BackBuffer;
 	/*
 	 * \}
 	 */