--- /dev/null
+/*
+This file is part of the 3dengfx, realtime visualization system.
+
+Copyright (c) 2004, 2005 John Tsiombikas <nuclear@siggraph.org>
+
+3dengfx 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.
+
+3dengfx 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 3dengfx; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+/* GPU programs support (shaders)
+ *
+ * Author: John Tsiombikas 2005
+ */
+#ifndef _GFXPROG_HPP_
+#define _GFXPROG_HPP_
+
+#include <list>
+#include "opengl.h"
+#include "n3dmath2/n3dmath2.hpp"
+
+enum {
+ PROG_VERTEX = GL_VERTEX_SHADER_ARB,
+ PROG_PIXEL = GL_FRAGMENT_SHADER_ARB
+};
+
+typedef unsigned int Shader;
+
+class GfxProg {
+private:
+ unsigned int prog;
+ std::list<Shader> sdr_list;
+ bool linked;
+
+ void (*update_handler)(GfxProg*);
+
+public:
+ GfxProg(Shader vertex = 0, Shader pixel = 0);
+ ~GfxProg();
+
+ void add_shader(Shader sdr);
+ void link();
+
+ bool is_linked() const;
+ unsigned int get_id() const;
+
+ bool set_parameter(const char *pname, int val);
+ bool set_parameter(const char *pname, scalar_t val);
+ bool set_parameter(const char *pname, const Vector2 &val);
+ bool set_parameter(const char *pname, const Vector3 &val);
+ bool set_parameter(const char *pname, const Vector4 &val);
+ bool set_parameter(const char *pname, const Matrix4x4 &val);
+
+ void set_update_handler(void (*func)(GfxProg*));
+
+ friend void set_gfx_program(GfxProg *prog);
+};
+
+
+#endif // _GFXPROG_HPP_