console: forgot to substract the offset from the console size (#147)

libogc/console.c

@@ -66,7 +66,7 @@ static const unsigned int color_table[] =
   0xEB80EB80,		// 37 bright white
 };
 
-static u32 do_xfb_copy = FALSE;
+static bool do_xfb_copy = false;
 static struct _console_data_s stdcon;
 static struct _console_data_s *curr_con = NULL;
 static void *_console_buffer = NULL;
@@ -82,7 +82,7 @@ void __console_vipostcb(u32 retraceCnt)
 	u32 *fb,*ptr;
 	u32 offset;
 
-	do_xfb_copy = TRUE;
+	do_xfb_copy = true;
 
 	offset = (curr_con->target_y*curr_con->tgt_stride) + curr_con->target_x*VI_DISPLAY_PIX_SZ;
 	ptr = curr_con->destbuffer+offset;
@@ -98,7 +98,7 @@ void __console_vipostcb(u32 retraceCnt)
 		fb += fb_stride;
 	}
 
-	do_xfb_copy = FALSE;
+	do_xfb_copy = false;
 }
 
 
@@ -113,7 +113,7 @@ static void __console_drawc(int c)
 	unsigned int fgcolor, bgcolor;
 	unsigned int nextline;
 
-	if(do_xfb_copy==TRUE) return;
+	if(do_xfb_copy==true) return;
 	if(!curr_con) return;
 	con = curr_con;
 
@@ -264,8 +264,8 @@ void __console_init(void *framebuffer,int xstart,int ystart,int xres,int yres,in
 	con->destbuffer = framebuffer;
 	con->con_xres = xres;
 	con->con_yres = yres;
-	con->con_cols = xres / FONT_XSIZE;
-	con->con_rows = yres / FONT_YSIZE;
+	con->con_cols = (xres - xstart) / FONT_XSIZE;
+	con->con_rows = (yres - ystart) / FONT_YSIZE;
 	con->con_stride = con->tgt_stride = stride;
 	con->target_x = xstart;
 	con->target_y = ystart;
@@ -305,8 +305,8 @@ void __console_init_ex(void *conbuffer,int tgt_xstart,int tgt_ystart,int tgt_str
 	con->con_yres = con_yres;
 	con->tgt_stride = tgt_stride;
 	con->con_stride = con_stride;
-	con->con_cols = con_xres / FONT_XSIZE;
-	con->con_rows = con_yres / FONT_YSIZE;
+	con->con_cols = (con_xres - tgt_xstart) / FONT_XSIZE;
+	con->con_rows = (con_yres - tgt_ystart) / FONT_YSIZE;
 	con->cursor_row = 0;
 	con->cursor_col = 0;
 	con->saved_row = 0;