/** An entry-point file using render/GlutRender as a renderer, displaying the
 * bouncing implicit-surface defined sphere.
 **/

#include <cstring>

#include "render/GlutRender.hpp"
#include "Ball.hpp"
#include "FlatGround.hpp"
#include "MarchingCubes.hpp"
#include "GroundFlatMesh.hpp"

#include "periodic_updates.hpp"

int main(int argc, char** argv) {
    bool perlin = false;
    for(int pos=1; pos < argc; ++pos) {
        if(strcmp(argv[pos], "-perlin") == 0)
            perlin = true;
        if(strcmp(argv[pos], "-azerty") == 0)
            set_key_mapping(KeyMappings::azerty());
        if(strcmp(argv[pos], "-qwerty") == 0)
            set_key_mapping(KeyMappings::qwerty());
    }

    // Last minute switch, this code is ugly, please close your eyes until
    // stated otherwise.
    PerlinGround perlin_ground;
    FlatGround flat_ground;
    GroundFlatMesh ground_mesh(Point(0., 0., 0.), 0.05);
    Ground* ball_ground = nullptr;
    if(perlin)
        ball_ground = &perlin_ground;
    else
        ball_ground = &flat_ground;
    // You can open your eyes, now.

    GlutRender& render = GlutRender::get_instance();
    render.init(&argc, argv, 640, 480, "Bouncing stuff");

    Ball ball(Point(0, 5, 0), ball_ground, 0.55, -.5, -.7, 1, 1);
    ball.get_surface()->set_color(Color(1., 0., 0.));

    Cuboid bbox = ball.get_surface()->max_bounding_box();
    Cuboid bbox_2(Point(-20, -3, -20), Point(20,3,20));
    printf("%.2lf %.2lf %.2lf | %.2lf %.2lf %.2lf\n",
            bbox.low(0), bbox.low(1), bbox.low(2),
            bbox.high(0), bbox.high(1), bbox.high(2));
    render.add_surface(ball.get_surface(), bbox);

    if(perlin) {
        perlin_ground.get_surface()->set_color(Color(0.13, 0.82, 0.21));
        render.add_surface(perlin_ground.get_surface(), bbox_2, false, 0.50);
    }
    else {
        ground_mesh.get_mesh()->set_color(Color(0.13, 0.82, 0.21));
        render.add_mesh(ground_mesh.get_mesh());
    }
    //render.follow_implicit_position(ball.get_surface());

    render.set_idle_func(periodic_update);
    render.add_kb_handler(periodic_kb_handler);
    render.add_kb_up_handler(periodic_kb_up_handler);
    init_periodic_static(&ball, &render);
    render.run();

    return 0;
}