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engine/r_linefile.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "render_pch.h"
+#include "draw.h"
+#include "server.h"
+#include "filesystem.h"
+#include "filesystem_engine.h"
+#include "tier1/utlbuffer.h"
+#include "tier1/utlvector.h"
+#include "tier2/renderutils.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+CUtlVector< Vector >	g_Points;
+//-----------------------------------------------------------------------------
+// Purpose: Draw the currently loaded line file
+// Input  : g_Points - list of points
+//-----------------------------------------------------------------------------
+void Linefile_Draw( void )
+{
+	Vector *points = g_Points.Base();
+	int pointCount = g_Points.Size();
+
+	for ( int i = 0; i < pointCount-1; i++ )
+	{
+		RenderLine( points[i], points[i+1], Color( 255, 255, 0, 255 ), true );
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: parse the map.lin file from disk
+//			this file contains a list of line segments illustrating a leak in
+//			the map
+//-----------------------------------------------------------------------------
+void Linefile_Read_f( void )
+{
+	Vector	org;
+	int		r;
+	int		c;
+	char	name[MAX_OSPATH];
+
+	g_Points.Purge();
+
+	Q_snprintf( name, sizeof( name ), "maps/%s.lin", sv.GetMapName() );
+
+	CUtlBuffer buf( 0, 0, CUtlBuffer::TEXT_BUFFER );
+	if ( !g_pFileSystem->ReadFile( name, NULL, buf ) )
+	{
+		ConMsg ("couldn't open %s\n", name);
+		return;
+	}
+	
+	ConMsg ("Reading %s...\n", name);
+	c = 0;
+
+	for ( ;; )
+	{
+		r = buf.Scanf ("%f %f %f\n", &org[0], &org[1], &org[2]);
+		if (r != 3)
+			break;
+		c++;
+		
+		g_Points.AddToTail( org );
+	}
+
+	ConMsg ("%i lines read\n", c);
+}