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52 lines
984 B
52 lines
984 B
#pragma once
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#include <SFML/Graphics.hpp>
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struct fps_counter {
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public:
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fps_counter(){
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if(!f.loadFromFile("../assets/fonts/Arial.ttf")){
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std::cout << "couldn't find the fall back Arial font in ../assets/fonts/" << std::endl;
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} else {
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t.setFont(f);
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}
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}
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void frame(double delta_time){
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frame_count++;
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fps_average += (delta_time - fps_average) / frame_count;
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}
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void draw(sf::RenderWindow *r){
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t.setString(std::to_string(fps_average));
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r->draw(t);
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}
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private:
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sf::Font f;
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sf::Text t;
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int frame_count = 0;
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double fps_average = 0;
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};
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inline sf::Vector3f SphereToCart(sf::Vector3f i) {
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auto r = sf::Vector3f(
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(i.x * sin(i.z) * cos(i.y)),
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(i.x * sin(i.z) * sin(i.y)),
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(i.x * cos(i.z))
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);
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return r;
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};
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inline sf::Vector3f CartToSphere(sf::Vector3f in) {
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auto r = sf::Vector3f(
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sqrt(in.x * in.x + in.y * in.y + in.z * in.z),
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atan(in.y / in.x),
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atan(sqrt(in.x * in.x + in.y * in.y) / in.z)
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);
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return r;
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};
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