Kernel/VTerm - Fix doing full redraw on every string

[tpg/acess2.git] / KernelLand / Kernel / drv / vterm_termbuf.c

diff --git a/KernelLand/Kernel/drv/vterm_termbuf.c b/KernelLand/Kernel/drv/vterm_termbuf.c
index fed577a..ed95480 100644 (file)
--- a/KernelLand/Kernel/drv/vterm_termbuf.c
+++ b/KernelLand/Kernel/drv/vterm_termbuf.c
@@ -25,6 +25,7 @@ extern int    Term_HandleVT100(tVTerm *Term, int Len, const char *Buf);
  */
 void VT_int_PutString(tVTerm *Term, const Uint8 *Buffer, Uint Count)
 {
+       ENTER("pTerm pBuffer iCount", Term, Buffer, Count);
        // Iterate
        for( int ofs = 0; ofs < Count; )
        {
@@ -43,7 +44,9 @@ void VT_int_PutString(tVTerm *Term, const Uint8 *Buffer, Uint Count)
                ofs += esc_len;
        }
        // Update Screen
-       VT_int_UpdateScreen( Term, 1 );
+       LOG("Update");
+       VT_int_UpdateScreen( Term, 0 );
+       LEAVE('-');
 }
 
 void VT_int_PutRawString(tVTerm *Term, const Uint8 *String, size_t Bytes)
@@ -121,6 +124,7 @@ void VT_int_PutChar(tVTerm *Term, Uint32 Ch)
        case '\0':      // Ignore NULL byte
                return;
        case '\n':
+               LOG("Newline, update");
                VT_int_UpdateScreen( Term, 0 ); // Update the line before newlining
                wrpos->Row ++;
                // TODO: Force scroll?
@@ -165,8 +169,10 @@ void VT_int_PutChar(tVTerm *Term, Uint32 Ch)
                buffer[ write_pos ].Ch = Ch;
                buffer[ write_pos ].Colour = Term->CurColour;
                // Update the line before wrapping
-               if( (write_pos + 1) % Term->TextWidth == 0 )
+               if( (write_pos + 1) % Term->TextWidth == 0 ) {
+                       LOG("Line wrap, update");
                        VT_int_UpdateScreen( Term, 0 );
+               }
                write_pos ++;
                wrpos->Col ++;
                break;
@@ -177,12 +183,11 @@ void VT_int_PutChar(tVTerm *Term, Uint32 Ch)
        HEAP_VALIDATE();
        
        // TODO: Schedule a delayed screen update
-       
-       //LEAVE('-');
 }
 
 void VT_int_ScrollText(tVTerm *Term, int Count)
 {
+       ENTER("pTerm iCount", Term, Count);
        tVT_Char        *buf;
         int    scroll_top, scroll_height;
        
@@ -276,6 +281,7 @@ void VT_int_ScrollText(tVTerm *Term, int Count)
        *wrpos = init_wrpos;
 
        HEAP_VALIDATE();
+       LEAVE('-');
 }
 
 /**