From a8565927929c78ffb10b27fee3bd5f913f5b3a14 Mon Sep 17 00:00:00 2001
From: ubq323 <ubq323@ubq323.website>
Date: Fri, 5 Aug 2022 01:09:57 +0100
Subject: img

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

(limited to 'img/shitty_disp.lua')

diff --git a/img/shitty_disp.lua b/img/shitty_disp.lua
new file mode 100644
index 0000000..f0a1f07
--- /dev/null
+++ b/img/shitty_disp.lua
@@ -0,0 +1,41 @@
+-- bad displayment thing
+
+local function color_dist(c1,c2)
+	local total = 0
+	for i=1,3 do total = total + (c1[i]-c2[i])^2 end
+	return total
+end
+
+local function closest_palette_color(R,c)
+	local closest = nil
+	local closest_dist = 99999999
+	for i=0,15 do
+		local pc = {R.getPaletteColor(2^i)}
+		local dist = color_dist(pc,c)
+		if dist < closest_dist then
+			closest = 2^i
+			closest_dist = dist 
+		end
+	end
+	return closest
+end
+
+
+local function disp(R,img,scrx,scry,w,h,imgx,imgy)
+	scrx = scrx or 1
+	scry = scry or 1
+	w = w or img.width
+	h = h or img.height
+	imgx = imgx or 1
+	imgy = imgy or 1
+
+	for offx=0,w-1 do
+		for offy=0,h-1 do
+			R.setCursorPos(scrx+offx,scry+offy)
+			local icol = img[imgy+offy][imgx+offx]
+			local pcol = closest_palette_color(R,icol)
+			R.setBackgroundColor(pcol)
+			R.write(" ")
+		end
+	end
+end
-- 
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