/*
 * Bael'Zharon's Respite
 * Copyright (C) 2014 Daniel Skorupski
 *
 * 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
#ifndef BZR_GRAPHICS_LANDRENDERER_H
#define BZR_GRAPHICS_LANDRENDERER_H

#include "graphics/Program.h"
#include "Noncopyable.h"

class Land;

class LandRenderer : Noncopyable
{
public:
    LandRenderer();
    ~LandRenderer();

    void render(const glm::mat4& projectionMat, const glm::mat4& viewMat);

    void setLightPosition(const glm::vec3& lightPosition);

private:
    void renderLand(
        const Land& land,
        const glm::mat4& projectionMat,
        const glm::mat4& viewMat,
        const glm::vec3& position);
    
    void initProgram();
    void initTerrainTexture();
    void initBlendTexture();

    Program program_;

    GLuint terrainTexture_;
    GLuint blendTexture_;

    glm::vec3 lightPosition_;
};

#endif