From 5af217ac1f49f96b793aac839d79d66f29299dd0 Mon Sep 17 00:00:00 2001
From: Alessandro Proto <me@alexdevs.me>
Date: Wed, 1 Feb 2023 18:59:48 +0100
Subject: [PATCH] Display an image from /boot/vendor.bmp on boot

---
 Capy64/Assets/bios.lua | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Capy64/Assets/bios.lua b/Capy64/Assets/bios.lua
index 6cce175..78fe9ac 100644
--- a/Capy64/Assets/bios.lua
+++ b/Capy64/Assets/bios.lua
@@ -1,6 +1,7 @@
 local term = require("term")
 local timer = require("timer")
 local gpu = require("gpu")
+local fs = require("fs")
 
 local bootSleep = 2000
 local bg = 0x0
@@ -30,6 +31,27 @@ local function writeCenter(text)
 	term.write(text)
 end
 
+local function drawVendorImage()
+	if not fs.exists("/boot/vendor.bmp") then
+		return
+	end
+
+	local w, h = gpu.getSize()
+	local ok, err = pcall(function()
+		local buffer<close>, width, height = gpu.loadImage("/boot/vendor.bmp")
+
+		local x, y = 
+			math.ceil((w / 2) - (width / 2)),
+			math.ceil((h / 2) - (height / 2))
+
+		gpu.drawBuffer(buffer, x, y, width, height)
+	end)
+
+	if not ok then
+		print("Warning: Could not draw vendor.bmp", err)
+	end
+end
+
 local w, h = term.getSize()
 
 term.setBlink(false)
@@ -100,6 +122,8 @@ local function setupScreen()
 end
 
 local function bootScreen()
+	drawVendorImage()
+
 	term.setPos(1,2)
 	writeCenter("Capy64")
 	term.setPos(1,4)