raytracy/main.cpp at main · matmont/raytracy · GitHub

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#include "ray_tracing.h"
#include "hittable.h"
#include "hittable_list.h"
#include "sphere.h"
#include "camera.h"
#include <thread>
#include <omp.h>

#ifndef WRITE_IMG
#define WRITE_IMG true
#endif

#ifndef IMAGE_WIDTH
#define IMAGE_WIDTH 1280
#endif

#ifndef SAMPLES_PER_PIXEL
#define SAMPLES_PER_PIXEL 50
#endif

#ifndef MAX_BOUNCING_DEPTH
#define MAX_BOUNCING_DEPTH 50
#endif

int main()
{
    hittable_list world;
    auto material_ground = std::make_shared<lambertian>(color(0.8, 0.8, 0.0));
    auto material_center = std::make_shared<lambertian>(color(0.1, 0.2, 0.5));
    auto material_center_2 = std::make_shared<lambertian>(color(0.8, 0.3, 0.4));
    auto material_left = std::make_shared<metal>(color(0.8, 0.8, 0.8));
    auto material_right = std::make_shared<metal>(color(0.8, 0.6, 0.2));

    world.add(std::make_shared<sphere>(point3(0.0, -100.5, -1.0), 100.0, material_ground.get()));
    world.add(std::make_shared<sphere>(point3(0.0, 0.0, -1.2), 0.5, material_center.get()));
    world.add(std::make_shared<sphere>(point3(-1, 0.0, -1.0), 0.4, material_left.get()));
    world.add(std::make_shared<sphere>(point3(1.0, 0.0, -1.0), 0.5, material_right.get()));
    world.add(std::make_shared<sphere>(point3(0.1, -0.2, -0.6), 0.1, material_center_2.get()));

    camera cam;
    cam.aspect_ratio = 16.0 / 9.0;
    cam.image_width = IMAGE_WIDTH;
    cam.samples_per_pixel = SAMPLES_PER_PIXEL;
    cam.max_bouncing_depth = MAX_BOUNCING_DEPTH;
    cam.render(world, WRITE_IMG);

    return 0;
}