X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=AcessNative%2Facesskernel_src%2Fvideo.c;h=b1b65b01e6fdc90ce99cdd98c78f0be5459ef2fa;hb=82be808714198ab884748f14f06abf458a3c5d59;hp=304a9cf41408c0a34482eb5e4830ee5ba7321a17;hpb=542d8ba58741acef4f373b8e4395e03136c5404c;p=tpg%2Facess2.git

diff --git a/AcessNative/acesskernel_src/video.c b/AcessNative/acesskernel_src/video.c
index 304a9cf4..b1b65b01 100644
--- a/AcessNative/acesskernel_src/video.c
+++ b/AcessNative/acesskernel_src/video.c
@@ -14,8 +14,8 @@
 
 // === PROTOTYPES ===
  int	Video_Install(char **Arguments);
-Uint64	Video_Read(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer);
-Uint64	Video_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer);
+size_t	Video_Read(tVFS_Node *Node, Uint64 Offset, size_t Length, void *Buffer, Uint Flags);
+size_t	Video_Write(tVFS_Node *Node, Uint64 Offset, size_t Length, const void *Buffer, Uint Flags);
  int	Video_IOCtl(tVFS_Node *Node, int ID, void *Data);
 // --- 2D Acceleration Functions --
 void	Video_2D_Fill(void *Ent, Uint16 X, Uint16 Y, Uint16 W, Uint16 H, Uint32 Colour);
@@ -23,13 +23,14 @@ void	Video_2D_Blit(void *Ent, Uint16 DstX, Uint16 DstY, Uint16 SrcX, Uint16 SrcY
 
 // === GLOBALS ===
 //MODULE_DEFINE(0, VERSION, NativeVideo, Video_Install, NULL, NULL);
-tDevFS_Driver	gVideo_DriverStruct = {
-	NULL, "NativeVideo",
-	{
+tVFS_NodeType	gVideo_NodeType = {
 	.Read = Video_Read,
 	.Write = Video_Write,
 	.IOCtl = Video_IOCtl
-	}
+};
+tDevFS_Driver	gVideo_DriverStruct = {
+	NULL, "NativeVideo",
+	{.Type = &gVideo_NodeType}
 };
  int	giVideo_DriverID;
  int	giVideo_CurrentFormat;
@@ -54,7 +55,7 @@ int Video_Install(char **Arguments)
 /**
  * \brief Read from framebuffer (unimplemented)
  */
-Uint64 Video_Read(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
+size_t Video_Read(tVFS_Node *Node, Uint64 Offset, size_t Length, void *Buffer, Uint Flags)
 {
 	return 0;
 }
@@ -62,7 +63,7 @@ Uint64 Video_Read(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
 /**
  * \brief Write to the framebuffer
  */
-Uint64 Video_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
+size_t Video_Write(tVFS_Node *Node, Uint64 Offset, size_t Length, const void *Buffer, Uint Flags)
 {
 	 int	i;
 	ENTER("pNode XOffset XLength pBuffer", Node, Offset, Length, Buffer);
@@ -76,7 +77,7 @@ Uint64 Video_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
 	{
 	case VIDEO_BUFFMT_TEXT:
 		{
-		tVT_Char	*chars = Buffer;
+		const tVT_Char	*chars = Buffer;
 		// int	pitch = giUI_Pitch;
 		 int	widthInChars = giUI_Width/giVT_CharWidth;
 		 int	heightInChars = giUI_Height/giVT_CharHeight;
@@ -165,10 +166,12 @@ Uint64 Video_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
 		
 		LOG("buffer = %p", Buffer);
 		
+		Offset /= 4;
 		startX = Offset % giUI_Width;
 		startY = Offset / giUI_Width;
-		
-		if( Length + startX < giUI_Width )
+		Length /= 4;
+
+		if( startX + Length < giUI_Width )
 		{
 			// Single line
 			UI_BlitBitmap(
@@ -176,6 +179,15 @@ Uint64 Video_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer)
 				Length, 1,
 				Buffer);
 		}
+		else if( startX == 0 )
+		{
+			int	lines = Length / giUI_Width;
+			int	rem = Length % giUI_Width;
+			UI_BlitBitmap(0, startY, giUI_Width, lines, Buffer);
+			if( rem ) {
+				UI_BlitBitmap(0, startY + lines, rem, 1, (Uint32*)Buffer + lines*giUI_Width);
+			}
+		}
 		else
 		{
 			// First scanline (partial or full)