Modified hq2x filtering added

doomsday/Include/de_graphics.h

@@ -26,6 +26,7 @@
 #include "gl_main.h"
 #include "gl_draw.h"
 #include "gl_tex.h"
+#include "gl_hq2x.h"
 #include "gl_font.h"
 #include "gl_model.h"
 #include "gl_pcx.h"

doomsday/Include/gl_hq2x.h

@@ -0,0 +1,29 @@
+/* DE1: $Id$
+ * Copyright (C) 2004 Jaakko Keränen <jaakko.keranen@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not: http://www.opensource.org/
+ */
+
+/*
+ * gl_hq2x.h: High-Quality 2x Graphics Resizing
+ */
+
+#ifndef __DOOMSDAY_HQ2X_H__
+#define __DOOMSDAY_HQ2X_H__
+
+void GL_InitSmartFilter(void);
+void GL_SmartFilter2x(unsigned char *pIn, unsigned char *pOut,
+					  int Xres, int Yres, int BpL);
+
+#endif 

doomsday/Include/gl_tex.h

@@ -65,6 +65,7 @@ typedef enum lightingtex_e {
 
 extern int		mipmapping, linearRaw, texQuality, filterSprites;
 extern int		texMagMode;
+extern int		useSmartFilter;
 extern boolean	loadExtAlways;
 extern float	texw, texh;
 extern int		texmask;