Renderer.h

/***************************************************************************
 *   This file is part of OpenCAL: Open Computer Animation Library         *
 *   I created OpenCAL as my master's thesis Computer Science (multimedia) *
 *   at the tUL university in Diepenbeek, Belgium                          *
 *                                                                         *
 *   Copyright (C) 2003-2004 by Jeroen Dierckx                             *
 *   jeroen.dierckx@student.luc.ac.be                                      *
 *                                                                         *
 ***************************************************************************/

#ifndef OPENCAL_RENDERER_H
#define OPENCAL_RENDERER_H

// Includes
#include <OpenCAL/global.h>


namespace OpenCAL
{
    // Forward declarations
    //class System;
    class TriangleMesh;
    namespace Utils { class Material; class Texture; class Camera; class Vector3; class Quaternion; }
    using OpenCAL::Utils::Material;
    using OpenCAL::Utils::Texture;
    using OpenCAL::Utils::Camera;
    using OpenCAL::Utils::Vector3;
    using OpenCAL::Utils::Quaternion;

    class OPENCAL_API Renderer
    {
    protected:
        // Member variables
        //System *m_system;

    public:
        // Constructors and destructor
        Renderer();
        virtual ~Renderer();

        // Transformation functions
        virtual void resetTransformation() = 0;
        virtual void pushTransformation() = 0;
        virtual void popTransformation() = 0;
        virtual void rotate(const Quaternion &rotation) = 0;
        virtual void translate(const Vector3 &translation) = 0;
        virtual void applyCamera(const Camera &camera) = 0;
        virtual void unapplyCamera(const Camera &camera) = 0;

        // Material functions
        virtual void setMaterial(const Material *material, bool back = false) = 0;

        // Texture functions
        virtual void initializeTexture(const Texture *texture) = 0;
        virtual void setTexture(const Texture *texture) = 0;
        virtual void setNoTexture() = 0;

        // Initialize functions
        virtual void initializeMesh(const TriangleMesh *mesh) = 0;

        // Render functions
        virtual void renderPoint(const Vector3 &position, float thickness = 1.0f) = 0;
        virtual void renderLine(const Vector3 &from, const Vector3 &to, float thickness = 1.0f) = 0;
        virtual void renderPlane() = 0;
        virtual void renderSphere(float radius) = 0;
        virtual void renderMesh(const TriangleMesh *mesh) = 0;

        // Get functions

        // Set functions

        // Other functions
        virtual void initialize() {}
    };
}

#endif // OPENCAL_RENDERER_H

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