From fb1d3eda51cd9d89083130cf9932c7bde758756c Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 4 Feb 2023 01:04:03 +0100
Subject: Full grid is now drawn

---
 engine/include/kurator/engine/Camera.h |  3 +++
 engine/src/Camera.cpp                  | 21 +++++++++++++++++++++
 2 files changed, 24 insertions(+)

(limited to 'engine')

diff --git a/engine/include/kurator/engine/Camera.h b/engine/include/kurator/engine/Camera.h
index 2eb192a..d5253df 100644
--- a/engine/include/kurator/engine/Camera.h
+++ b/engine/include/kurator/engine/Camera.h
@@ -15,6 +15,9 @@ struct Camera
 	double scale = 1.0;
 	Point to_world(const Point& screen) const;
 	Point to_screen(const Point& world) const;
+	Point top_left() const;
+	Point center() const;
+	Point bottom_right() const;
 };
 
 
diff --git a/engine/src/Camera.cpp b/engine/src/Camera.cpp
index 41cc5ab..4a95ad8 100644
--- a/engine/src/Camera.cpp
+++ b/engine/src/Camera.cpp
@@ -29,6 +29,27 @@ Camera::to_screen(const Point& world) const
 
 
 Point
+Camera::top_left() const
+{
+	return to_world({0.0, 0.0});
+}
+
+
+Point
+Camera::center() const
+{
+	return to_world(viewport().scale(0.5));
+}
+
+
+Point
+Camera::bottom_right() const
+{
+	return to_world(viewport());
+}
+
+
+Point
 viewport()
 {
 	return {static_cast<double>(GetScreenWidth()), static_cast<double>(GetScreenHeight())};
-- 
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