RayCaster/elongatedspherescene.cpp at master · clockwork85/RayCaster · GitHub

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#include <iostream>

#include "Canvas.h"
#include "Color.h"
#include "MathUtils.h"
#include "RayCaster.h"
#include "Sphere.h"
#include "Lights.h"

using Vector3f = Eigen::Vector3f;
using Vector4f = Eigen::Vector4f;
using Matrix4f = Eigen::Matrix4f;

int main() {

    std::cout << "Running simple ray caster" << std::endl;

    Sphere floor = Sphere();
    floor.material.color = Color(1.0f, 0.9f, 0.9f);
    floor.material.specular = 0.0f;
    floor.set_transform(Transform::scale(10.0f, 0.01f, 10.0f));

    Sphere left_wall = Sphere();
    left_wall.material = floor.material;
    left_wall.set_transform(Transform::translate(0.0f, 0.0f, 5.0f) * Transform::rotate_y(-M_PI / 4.0f) * Transform::rotate_x(M_PI / 2.0f) * Transform::scale(10.0f, 0.01f, 10.0f));

    Sphere right_wall = Sphere();
    right_wall.material = floor.material;
    right_wall.set_transform(Transform::translate(0.0f, 0.0f, 5.0f) * Transform::rotate_y(M_PI / 4.0f) * Transform::rotate_x(M_PI / 2.0f) * Transform::scale(10.0f, 0.01f, 10.0f));

    Sphere middle = Sphere();
    middle.material.color = Color(0.1f, 1.0f, 0.5f);
    middle.material.diffuse = 0.7f;
    middle.material.specular = 0.3f;
    middle.set_transform(Transform::translate(-0.5f, 1.0f, 0.5f));

    Sphere right = Sphere();
    right.material.color = Color(0.5f, 1.0f, 0.1f);
    right.material.diffuse = 0.7f;
    right.material.specular = 0.3f;
    right.set_transform(Transform::translate(1.5f, 0.5f, -0.5f) * Transform::scale(0.5f, 0.5f, 0.5f));

    Sphere left = Sphere();
    left.material.color = Color(1.0f, 0.8f, 0.1f);
    left.material.diffuse = 0.7f;
    left.material.specular = 0.3f;
    left.set_transform(Transform::translate(-1.5f, 0.33f, -0.75f) * Transform::scale(0.33f, 0.33f, 0.33f));

    World world;
    world.add_object(floor);
    world.add_object(left_wall);
    world.add_object(right_wall);
    world.add_object(middle);
    world.add_object(right);
    world.add_object(left);
    world.add_light(PointLight(create_point(-10.0f, 10.0f, -10.0f), Color(1.0f, 1.0f, 1.0f)));

    Camera camera(500, 250, M_PI / 3.0f);
    camera.transform = Transform::view_transform(create_point(0.0f, 1.5f, -5.0f), create_point(0.0f, 1.0f, 0.0f), create_vector(0.0f, 1.0f, 0.0f));

    Canvas canvas = render(camera, world);
    canvas.save_to_file("test.ppm");

    return 0;
}