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main.cpp
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main.cpp
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#include <iostream>
#include <SFML/Graphics.hpp>
#include "renderer.h"
#include <vector>
#include <algorithm>
#include <SOIL/SOIL.h>
#include "sphere.h"
static const uint32_t DISPLAY_WIDTH = 500;
static const uint32_t DISPLAY_HEIGHT = 500;
class Tracer
{
private:
sf::RenderWindow *m_window = nullptr;
public:
Tracer() = default;
void run()
{
init();
mainLoop();
cleanUp();
}
void init()
{
m_window = new sf::RenderWindow{ {DISPLAY_WIDTH, DISPLAY_HEIGHT}, "Tracer"};
}
void mainLoop()
{
Renderer *renderer = nullptr;
sf::Sprite sprite;
std::vector<Hitable*> objects;
Sphere s1(glm::vec3(0, 0, -1), 1, glm::vec4(1, 0, 0, 1));
objects.push_back(&s1);
while (m_window->isOpen())
{
sf::Event event;
bool shouldSave = false;
while(m_window->pollEvent(event))
{
if (event.type == sf::Event::Closed)
m_window->close();
else if (event.type == sf::Event::Resized)
{
delete renderer;
renderer = new Renderer(event.size.width, event.size.height);
}
}
if (sf::Keyboard::isKeyPressed(sf::Keyboard::Space))
shouldSave = true;
m_window->clear();
Image &image = renderer->render(objects);
auto texture = image.texture();
if (shouldSave)
SOIL_save_image("example.png", SOIL_SAVE_TYPE_BMP, DISPLAY_WIDTH, DISPLAY_HEIGHT, 4, image.pixels());
sprite.setTexture(*texture);
m_window->draw(sprite);
m_window->display();
}
delete renderer;
}
void cleanUp()
{
delete m_window;
}
};
int main()
{
Tracer tracer;
tracer.run();
return 0;
}