Changed double to floats in intersect

RayTracer/shape/Sphere.cpp

@@ -18,20 +18,20 @@ std::optional<cam::Hit> Sphere::intersect(const cam::Ray& r) const {
 	float discrim = b * b - 4 * a * c;
 
 	if (discrim >= 0) {
-		double t1 = (-b - sqrt(b * b - 4 * a * c)) / (2 * a);
+		float t1 = (-b - sqrt(b * b - 4 * a * c)) / (2 * a);
 
 		if (r.in_range(t1)) {
 			util::Vec3 t1HitPoint = r(t1);
-			double theta = acos(t1HitPoint.y() / radius);
-			double phi = M_PI + atan2(t1HitPoint.x(), t1HitPoint.z());
+			float theta = acos(t1HitPoint.y() / radius);
+			float phi = M_PI + atan2(t1HitPoint.x(), t1HitPoint.z());
 			return std::optional<cam::Hit>(
 			    cam::Hit(t1HitPoint, t1HitPoint, t1, material));
 		} else {
-			double t2 = (-b + sqrt(b * b - 4 * a * c)) / (2 * a);
+			float t2 = (-b + sqrt(b * b - 4 * a * c)) / (2 * a);
 			if (r.in_range(t2)) {
 				util::Vec3 t2HitPoint = r(t2);
-				double theta = acos(t2HitPoint.y() / radius);
-				double phi = M_PI + atan2(t2HitPoint.x(), t2HitPoint.z());
+				float theta = acos(t2HitPoint.y() / radius);
+				float phi = M_PI + atan2(t2HitPoint.x(), t2HitPoint.z());
 				return std::optional<cam::Hit>(
 				    cam::Hit(t2HitPoint, t2HitPoint, t2, material));
 			} else {