#pragma once

#include <GL/glew.h>
#include <glm/glm.hpp>

#include "camera.h"
#include "lights.h"
#include "mesh.h"
#include "shader_program.h"


struct render_objects;
//struct simple_render_object;

render_objects*
roInitModel(mesh_group meshes);

render_objects*
roInitSimpleMesh(simple_mesh& mesh_in, GLenum draw_mode);

void
roFree(render_objects* r_objs);

void
roTranslate(render_objects* r_objs, glm::mat4 xform);

void
roScale(render_object* ro, glm::mat4 xform);

void
roRotate(render_object* ro, glm::mat4 xform);

// TODO: we probably want to re-introduce a world_transform matrix here again
// 	so we can do: projection * view * world_transform * model_transform
// 	that way model animations and world orientation/position can be separated
void
roDraw(render_objects* r_ojbs,
	camera& cam,
	shader_wrapper sw,
	light_group* lights);

#if 0
void
roDrawSimple(simple_render_object* ro,
	camera& cam,
	simple_shader_program& shader,
	GLenum draw_mode);
#endif