/*
   render/render.h
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#ifndef __INCLUDED_RENDER_H__
#define __INCLUDED_RENDER_H__

#include "core/cvar.h"
#include "model/vertexarray.h"

#include "render/camera.h"
#include "render/state.h"
#include "render/draw.h"
#include "render/dust.h"
#include "render/gl.h"
#include "render/text.h"
#include "render/textures.h"
#include "render/renderext.h"

namespace render
{

/// initialize the render subsystem
void init(int width, int height);

/// shutdown the render subsystem
void shutdown();

/// reset all render data
void reset();

/// load game render data
void load();

/// load all models referenced by info records
void load_info_models();

/// unload game render data
void unload();

/// resize viewport
void resize(int width, int height);

/// render entity axis
extern core::Cvar *r_axis;
/// render model bounding boxes
extern core::Cvar *r_bbox;
/// render the spacegrid
extern core::Cvar *r_grid;
/// render lights and flares
extern core::Cvar *r_lights;
/// render particle systems
extern core::Cvar *r_particles;
/// render entity radius
extern core::Cvar *r_radius;
/// render sky
extern core::Cvar *r_sky;
/// render wireframe models
extern core::Cvar *r_wireframe;
/// render vertex normals
extern core::Cvar *r_normals;
/// render physics
extern core::Cvar *r_physics;
/// use hardware generated mipmaps (requires OpenGL 1.4, does not work on all cards)
extern core::Cvar *r_mipmap;
/// use GL_NORMALIZE instead of GL_RESCALE_NORMAL
extern core::Cvar *r_normalize;
/// render model slots (debug)
extern core::Cvar *r_slots;
/// draw direction indicators
extern core::Cvar *r_indicators;

inline RenderExt *ext_render(const core::Entity *entity)
{
	return static_cast<RenderExt *>(entity->extension((size_t)core::Extension::Render));
}

} // namespace render

#endif // __INCLUDED_RENDER_H__