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Events:Subscribe("ModuleLoad", function()
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	boxes = {

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		['km07.submarine.eez/key014_02-a.lod']	= {Vector3(-66.16, -41.87, -265.63), Vector3(66.14, 69.94, 255.33)}

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	}

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	-- boxes = {

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		-- ['km07.submarine.eez/key014_02-a.lod']	= {Vector3(-45, -42, -280), Vector3(45, 5, 260)}

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	-- }

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	ellipsoids = {}

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	for model,box in pairs(boxes) do

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		local a = (box[2].x - box[1].x) / 2

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		local b = (box[2].y - box[1].y) / 2

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		local c = (box[2].z - box[1].z) / 2

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		ellipsoids[model] = {a, b, c}

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	end

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	Events:Subscribe("Render", Draw)

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end)

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function Draw()

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	for obj in Client:GetStaticObjects() do

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		if IsValid(obj) and obj:GetModel() == "km07.submarine.eez/key014_02-a.lod" then

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			-- DrawBoundingCorners(obj, Color.Yellow)

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			-- DrawBoundingBoxRelative(obj, Color.Yellow)

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			-- DrawBoundingEllipsoidRelative(obj, 20, color)

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			-- DrawBoundingEllipsoidRelative(obj, 20, Color.Cyan)

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			-- DrawBoundingBox(obj, Color.Yellow)

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		end

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	end

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end

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function DrawBoundingCorners(obj, color)

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	local u, v = obj:GetBoundingBox()

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	Render:DrawCircle(Render:WorldToScreen(u), 10, color)

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	Render:DrawCircle(Render:WorldToScreen(v), 10, color)

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end

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function DrawBoundingBox(obj, color)

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	local u, v = obj:GetBoundingBox()

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	local corners = {

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		Vector3(u.x, u.y, u.z),

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		Vector3(u.x, u.y, v.z),

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		Vector3(v.x, u.y, v.z),

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		Vector3(v.x, u.y, u.z),

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		Vector3(u.x, v.y, u.z),

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		Vector3(u.x, v.y, v.z),

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		Vector3(v.x, v.y, v.z),

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		Vector3(v.x, v.y, u.z),

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	}

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	Render:DrawLine(corners[1], corners[2], color)

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	Render:DrawLine(corners[2], corners[3], color)

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	Render:DrawLine(corners[3], corners[4], color)

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	Render:DrawLine(corners[4], corners[1], color)

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	Render:DrawLine(corners[1], corners[5], color)

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	Render:DrawLine(corners[2], corners[6], color)

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	Render:DrawLine(corners[3], corners[7], color)

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	Render:DrawLine(corners[4], corners[8], color)

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	Render:DrawLine(corners[5], corners[6], color)

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	Render:DrawLine(corners[6], corners[7], color)

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	Render:DrawLine(corners[7], corners[8], color)

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	Render:DrawLine(corners[8], corners[5], color)

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end

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function DrawBoundingBoxRelative(obj, color)

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	local model = obj:GetModel()

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	local position = obj:GetPosition()

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	local angle = obj:GetAngle()

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	local u = boxes[model][1]

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	local v = boxes[model][2]

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	local corners = {

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		position + angle * Vector3(u.x, u.y, u.z),

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		position + angle * Vector3(u.x, u.y, v.z),

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		position + angle * Vector3(v.x, u.y, v.z),

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		position + angle * Vector3(v.x, u.y, u.z),

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		position + angle * Vector3(u.x, v.y, u.z),

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		position + angle * Vector3(u.x, v.y, v.z),

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		position + angle * Vector3(v.x, v.y, v.z),

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		position + angle * Vector3(v.x, v.y, u.z),

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	}

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	Render:DrawLine(corners[1], corners[2], color)

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	Render:DrawLine(corners[2], corners[3], color)

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	Render:DrawLine(corners[3], corners[4], color)

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	Render:DrawLine(corners[4], corners[1], color)

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	Render:DrawLine(corners[1], corners[5], color)

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	Render:DrawLine(corners[2], corners[6], color)

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	Render:DrawLine(corners[3], corners[7], color)

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	Render:DrawLine(corners[4], corners[8], color)

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	Render:DrawLine(corners[5], corners[6], color)

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	Render:DrawLine(corners[6], corners[7], color)

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	Render:DrawLine(corners[7], corners[8], color)

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	Render:DrawLine(corners[8], corners[5], color)

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end

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function DrawBoundingEllipsoidRelative(obj, resolution, color)

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	local model = obj:GetModel()

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	local position = obj:GetPosition()

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	local angle = obj:GetAngle()

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	local u = position + angle * boxes[model][1]

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	local v = position + angle * boxes[model][2]

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	local origin = math.lerp(u, v, 0.5)

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	local a = ellipsoids[model][1]

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	local b = ellipsoids[model][2]

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	local c = ellipsoids[model][3]

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	local ellipses = {{}, {}, {}}

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	for theta = 0, (2 * math.pi), (2 * math.pi) / resolution do

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		table.insert(ellipses[1], origin + angle * Vector3(a * math.cos(theta), b * math.sin(theta), 0))

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		table.insert(ellipses[2], origin + angle * Vector3(a * math.cos(theta), 0, c * math.sin(theta)))

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		table.insert(ellipses[3], origin + angle * Vector3(0, b * math.sin(theta), c * math.cos(theta)))

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		for i,u in ipairs(ellipses) do

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			for j,v in ipairs(u) do

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				if u[j+1] then Render:DrawLine(v, u[j+1], color) end

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			end

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		end

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	end

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end

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function PositionIsInsideStaticObject(position, obj)

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	local model = obj:GetModel()

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	local position = vehicle:GetPosition()

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	local angle = vehicle:GetAngle()

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	local u = position + angle * boxes[model][1]

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	local v = position + angle * boxes[model][2]

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	local origin = math.lerp(u, v, 0.5)

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	local coord = -angle * (position - origin)

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	local x_term = (coord.x / ellipsoids[model][1])^2

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	local y_term = (coord.y / ellipsoids[model][2])^2

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	local z_term = (coord.z / ellipsoids[model][3])^2

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	if x_term + y_term + z_term > 1 then

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		return false

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	else

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		return true

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	end

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end
        

    


            


                                


        

            



                
    

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