From 26bfc10ad0e8a355e9b02946dd31642f49a6ec60 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Tue, 9 May 2023 20:21:25 -0500
Subject: fix camera resizing and move all scripts into separate files

---
 scripts/cameraPivot.lua | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 scripts/cameraPivot.lua

(limited to 'scripts/cameraPivot.lua')

diff --git a/scripts/cameraPivot.lua b/scripts/cameraPivot.lua
new file mode 100644
index 0000000..d2fad59
--- /dev/null
+++ b/scripts/cameraPivot.lua
@@ -0,0 +1,21 @@
+local prevx, prevy
+return function(entities, id, data)
+	if not prevx then
+		prevx, prevy = data.xpos, data.ypos
+	end
+	local dx = data.xpos - prevx
+	local dy = data.ypos - prevy
+	prevx, prevy = data.xpos, data.ypos
+
+	local node = entities:getComponent(id, "node")
+	local py = entities:getComponent(id, "pitchyaw")
+	py.pitch = py.pitch - dy
+	py.yaw = py.yaw - dx
+	if py.pitch > 89.9 then py.pitch = 89.9 end
+	if py.pitch < -89.9 then py.pitch = -89.9 end
+
+	node.matrix
+		:identity()
+		:rotateY(math.rad(py.yaw))
+		:rotateX(math.rad(py.pitch))
+end
-- 
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