light_source.h

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/*
**  ClanLib SDK
**  Copyright (c) 1997-2009 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
*/


#pragma once

#include "api_gl1.h"
#include "../Core/System/sharedptr.h"
#include "../Core/Math/vec3.h"

class CL_Colorf;
class CL_LightSource_GL1_Impl;

class CL_API_GL1 CL_LightSource_GL1
{
public:
        CL_LightSource_GL1();

        ~CL_LightSource_GL1();

public:
        float get_spot_exponent() const;

        float get_spot_cutoff() const;

        float get_constant_attenuation() const;

        float get_linear_attenuation() const;

        float get_quadratic_attenuation() const;

        CL_Colorf get_ambient_intensity() const;

        CL_Colorf get_diffuse_intensity() const;

        CL_Colorf get_specular_intensity() const;

        CL_Vec4f get_position() const;

        CL_Vec4f get_spot_direction() const;

public:
        void set_spot_exponent(float spot_exponent);

        void set_spot_cutoff(float spot_cutoff);

        void set_constant_attenuation(float constant_attenuation);

        void set_linear_attenuation(float linear_attenuation);

        void set_quadratic_attenuation(float quadratic_attenuation);

        void set_ambient_intensity(const CL_Colorf &color);

        void set_diffuse_intensity(const CL_Colorf &color);

        void set_specular_intensity(const CL_Colorf &color);

        void set_position(const CL_Vec4f &position);

        void set_spot_direction(const CL_Vec3f &spot_direction);

private:
        CL_SharedPtr<CL_LightSource_GL1_Impl> impl;
};

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