From ef5273d2c2ab801b11eb435a04bff96f6e778b1c Mon Sep 17 00:00:00 2001
From: Paweł Redman <pawel.redman@gmail.com>
Date: Wed, 18 Oct 2017 00:27:48 +0200
Subject: Continue refactoring.

---
 src/math.hpp | 45 ++++++++++++++++++++++++++++++++++++---------
 1 file changed, 36 insertions(+), 9 deletions(-)

(limited to 'src/math.hpp')

diff --git a/src/math.hpp b/src/math.hpp
index b958092..f20cc99 100644
--- a/src/math.hpp
+++ b/src/math.hpp
@@ -44,6 +44,12 @@ public:
 		return v[i];
 	}
 
+	void broadcast(T x)
+	{
+		for (size_t i = 0; i < N; i++)
+			v[i] = x;
+	}
+
 	// Comparison
 
 	friend bool operator==(const vec_t<T, N> &a, const vec_t<T, N> &b)
@@ -205,27 +211,48 @@ public:
 	}
 };
 
-// Shorthands
-typedef vec_t<float, 2> v2f_t;
-typedef vec_t<double, 2> v2d_t;
-
 template <typename T, size_t N>
 class rect_t {
 public:
-	vec_t<T, N> a, b;
+	vec_t<T, N> v[2];
 
 	rect_t() = default;
 
-	rect_t(vec_t<T, N> a_, vec_t<T, N> b_)
+	rect_t(vec_t<T, N> a, vec_t<T, N> b)
 	{
-		a = a_;
-		b = b_;
+		v[0] = a;
+		v[1] = b;
+	}
+
+	vec_t<T, N>& operator[](size_t i)
+	{
+		return v[i];
+	}
+
+	const vec_t<T, N>& operator[](size_t i) const
+	{
+		return v[i];
+	}
+
+	bool intersects(const rect_t<T, N> &b) const
+	{
+		for (size_t i = 0; i < N; i++)
+			if (v[1][i] < b[0][i] || v[0][i] > b[1][i])
+				return false;
+
+		return true;
 	}
 
 	friend std::ostream& operator<<(std::ostream& stream, rect_t<T, N> r)
 	{
-		stream << "(" << r.a << ", " << r.b << ")";
+		stream << "(" << r[0] << ", " << r[1] << ")";
 		return stream;
 	}
 };
 
+// Shorthands
+typedef vec_t<float, 2> v2f_t;
+typedef vec_t<double, 2> v2d_t;
+typedef rect_t<float, 2> rectf_t;
+typedef rect_t<double, 2> rectd_t;
+
-- 
cgit