From 0abd7de08d71e6260c9b0ad9f326f8c6b7536941 Mon Sep 17 00:00:00 2001
From: ne_mene <borna.ozanic@gmail.com>
Date: Fri, 3 Apr 2026 12:39:33 +0200
Subject: actual camera code this time

---
 src/camera.lua | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/camera.lua

(limited to 'src')

diff --git a/src/camera.lua b/src/camera.lua
new file mode 100644
index 0000000..a328099
--- /dev/null
+++ b/src/camera.lua
@@ -0,0 +1,41 @@
+local DEFAULT_CAMERA_SMOOTHING = 30
+
+Cam = {}
+Cam.__index = Cam
+
+function Cam.new(x, y)
+  local self = setmetatable({}, Cam)
+
+  self.x = x or 0
+  self.y = y or 0
+  self.realx = self.x
+  self.realy = self.y
+  self.zoom = 2
+
+  self.smoothing = DEFAULT_CAMERA_SMOOTHING
+
+  return self
+end
+
+function Cam:update(dt)
+  self.realx = dlerp(self.realx, self.x, self.smoothing * dt)
+  self.realy = dlerp(self.realy, self.y, self.smoothing * dt)
+end
+
+local active_cam = Cam.new()
+
+function get_active_camera()
+  return active_cam
+end
+
+function set_active_camera(new_cam)
+  active_cam = new_cam
+end
+
+function use_camera_transform()
+  local w, h = SCR_WIDTH / 2, SCR_HEIGHT / 2
+  lg.scale(active_cam.zoom)
+  lg.translate(
+    -active_cam.realx + w / active_cam.zoom,
+    -active_cam.realy + h / active_cam.zoom)
+end
-- 
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