PlayerHUD.txt

--@name PlayerHUD

local ScrW, ScrH = render.getScreenRes()
local Player = ents.player()
local Centre = Vector(0, 0, 0)
local AimVec = Player:aimVector()
local BaseMat = Material("color")

local Players = {}
timer.create("PlayerHUDListPlayers", 2, 0, function()
	if (ScrW == nil or ScrH == nil) then return end
	Players = find.allPlayers(function(ply)
		if (not(IsValid(ply)) or ply == ents.player()) then return false end
		local p = ply:pos()
		p = render.toScreen(p)
		if (p.visible and p.x >= 0 and p.x <= ScrW and p.y >= 0 and p.y <= ScrH) then
			return true
		end
		return false
	end)
end)

function GetPlayerMaxHealth(ply)
	if (ply:health() > ply:maxHealth()) then return ply:health() end
	return ply:maxHealth()
end

function DrawHUDProgress(val, x, y, color)
	render.start3D(Vector(0, 0, 0), Player:ang(), 60, x, y, 256, 256)
		render.suppressEngineLighting()
		render.drawSphere(AimVec * 12, 4, 16, 16, Color(0, 0, 0, 200))
		render.drawSphere(AimVec * 12, val * 4, 16, 16, color)
	render.end3D()
end

hook("hudshoulddraw", "PlayerHUDCancelRender", function(name)
	if (name == "CHudBattery") then return false end
	if (name == "CHudHealth") then return false end
end)

hook("render", "DrawStuff", function()
	AimVec = Player:aimVector()

	render.setMaterial(BaseMat)
	DrawHUDProgress(Player:armor() / 100, 200, ScrH - 256, Color(0, 0, 255, 200))
	DrawHUDProgress(Player:health() / GetPlayerMaxHealth(Player), 0, ScrH - 256, Color(255, 0, 0, 200))
	render.start3D()
		render.suppressEngineLighting()
		for k, v in pairs(Players) do
			if (not(v == Player)) then
				render.drawSphere(v:pos(), 16, 16, 16, Color(0, 0, 0, 200))
				render.drawSphere(v:pos(), v:health() * 16 / GetPlayerMaxHealth(v), 16, 16, Color(255, 0, 0, 200))
			end
		end
	render.end3D()
end)