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// ==============================================================
// This file is part of Glest Shared Library (www.glest.org)
//
// Copyright (C) 2001-2008 Martiño Figueroa
//
// You can redistribute this code 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
// ==============================================================
#ifndef _SHARED_GRAPHICS_SHADER_H_
#define _SHARED_GRAPHICS_SHADER_H_
#include "vec.h"
#include "matrix.h"
#include "texture.h"
#include "leak_dumper.h"
namespace Shared{ namespace Graphics{
// =====================================================
// class ShaderProgram
// =====================================================
class VertexShader;
class FragmentShader;
class ShaderProgram{
public:
virtual ~ShaderProgram(){}
virtual void init()= 0;
virtual void end()= 0;
virtual void attach(VertexShader *vs, FragmentShader *fs)= 0;
virtual bool link(string &messages)= 0;
virtual void activate()= 0;
virtual void deactivate()= 0;
virtual void setUniform(const string &name, int value)= 0;
virtual void setUniform(const string &name, float value)= 0;
virtual void setUniform(const string &name, const Vec2f &value)= 0;
virtual void setUniform(const string &name, const Vec3f &value)= 0;
virtual void setUniform(const string &name, const Vec4f &value)= 0;
virtual void setUniform(const string &name, const Matrix3f &value)= 0;
virtual void setUniform(const string &name, const Matrix4f &value)= 0;
};
// =====================================================
// class Shader
// =====================================================
class Shader{
public:
virtual ~Shader(){}
virtual void init()= 0;
virtual void end()= 0;
virtual void load(const string &path)= 0;
virtual bool compile(string &messages)= 0;
};
class VertexShader: virtual public Shader{
};
class FragmentShader: virtual public Shader{
};
// =====================================================
// class ShaderSource
// =====================================================
class ShaderSource{
private:
string pathInfo;
string code;
public:
const string &getPathInfo() const {return pathInfo;}
const string &getCode() const {return code;}
void load(const string &path);
};
}}//end namespace
#endif
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