things

1 files changed, 122 insertions, 0 deletions

diff --git a/client/main.lua b/client/main.lua
new file mode 100644
index 0000000..4375ed3
--- /dev/null
+++ b/client/main.lua
@@ -0,0 +1,122 @@
+local enet = require"enet"
+local words = require"common.words"
+
+
+local PLAYER_SIZE = 30
+
+local local_player = false
+
+-- {
+-- 	pos={100,100},
+-- 	color={love.math.colorFromBytes(0xdf,0x73,0xff)},
+-- }
+
+local host,peer
+
+local function draw_player(pl,me)
+	local hplsz = PLAYER_SIZE/2
+	love.graphics.setColor(pl.color)
+	love.graphics.rectangle("fill",pl.pos[1]-hplsz,pl.pos[2]-hplsz,PLAYER_SIZE,PLAYER_SIZE)
+	love.graphics.setColor(0,0,0)
+	love.graphics.print(tostring(pl.id),pl.pos[1],pl.pos[2])
+	if me then
+		love.graphics.setColor(1,1,1)
+		love.graphics.rectangle("line",pl.pos[1]-hplsz,pl.pos[2]-hplsz,PLAYER_SIZE,PLAYER_SIZE)
+	end
+end
+
+local remote_players = {}
+
+local function update_local_player(pl,dt)
+	local SPEED = 300 -- pixels/sec
+	local function kd(code)
+		if love.keyboard.isScancodeDown(code) then return 1 else return 0 end
+	end
+	local dx = kd"d"-kd"a"
+	local dy = kd"s"-kd"w"
+
+	if dx == 0 and dy == 0 then
+		pl.pos_dirty = false
+		return
+	end
+
+	if dx ~= 0 and dy ~= 0 then
+		dx = dx / math.sqrt(2)
+		dy = dy / math.sqrt(2)
+	end
+
+	pl.pos[1] = pl.pos[1] + SPEED * dt * dx
+	pl.pos[2] = pl.pos[2] + SPEED * dt * dy
+	pl.pos_dirty = true
+end
+
+local function sync_local_player(pl,peer)
+	-- send updated info about local player to server
+	if pl.pos_dirty then
+		peer:send(words.join("ppos",pl.pos[1],pl.pos[2]))
+	end
+end
+
+function love.update(dt)
+	if local_player then
+		update_local_player(local_player,dt)
+		sync_local_player(local_player,peer)
+	end
+	repeat
+		local ev = host:service()
+		if ev and ev.type == "receive" then
+			local w = words.split(ev.data)
+			local op = w[1]
+			if op == "join" then
+				local id,x,y,r,g,b = unpack(w,2)
+				-- blegh
+				id=tonumber(id)
+				x=tonumber(x)
+				y=tonumber(y)
+				r=tonumber(r)
+				g=tonumber(g)
+				b=tonumber(b)
+				remote_players[id] = {pos={x,y},color={r,g,b},id=id}
+			elseif op == "leave" then
+				local id = tonumber(w[2])
+				remote_players[id]=nil
+			elseif op == "move" then
+				local id,x,y = unpack(w,2)
+				id=tonumber(id)
+				x=tonumber(x)
+				y=tonumber(y)
+				assert(remote_players[id],"wheeze")
+				remote_players[id].pos[1] = x
+				remote_players[id].pos[2] = y
+			elseif op == "you" then
+				local id,x,y,r,g,b = unpack(w,2)
+				id=tonumber(id)
+				x=tonumber(x)
+				y=tonumber(y)
+				r=tonumber(r)
+				g=tonumber(g)
+				b=tonumber(b)
+				local_player = {pos={x,y},color={r,g,b},id=id}
+			end
+		end
+	until not ev
+end
+
+function love.draw()
+	if local_player then
+		draw_player(local_player,true)
+	end
+	for _,pl in pairs(remote_players) do
+		draw_player(pl)
+	end
+end
+
+function love.load()
+	host = enet.host_create()
+	peer = host:connect("localhost:8473")
+end
+
+function love.quit()
+	peer:disconnect()
+	host:flush()
+end