134 lines
4.0 KiB
Lua
134 lines
4.0 KiB
Lua
local RunService = game:GetService("RunService")
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local Lighting = game:GetService("Lighting")
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local TeleportService = game:GetService("TeleportService")
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local c = workspace.CurrentCamera
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local lensFlareNode = c:FindFirstChild("LensFlareNode")
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if not lensFlareNode then
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lensFlareNode = Instance.new("Part")
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lensFlareNode.Name = "LensFlareNode"
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lensFlareNode.Transparency = 1
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lensFlareNode.Anchored = true
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lensFlareNode.CanCollide = false
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lensFlareNode.Locked = true
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lensFlareNode.Parent = c
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end
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local lenses =
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{
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{ Color = Color3.fromRGB(200, 255, 200), Radius = 1.20, Distance = 0.100 };
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{ Color = Color3.fromRGB( 0, 255, 0), Radius = 0.50, Distance = 0.200 };
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{ Color = Color3.fromRGB(255, 0, 0), Radius = 0.30, Distance = 0.225 };
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{ Color = Color3.fromRGB(255, 170, 0), Radius = 1.50, Distance = 0.250 };
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{ Color = Color3.fromRGB(255, 170, 0), Radius = 3.00, Distance = 0.250 };
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{ Color = Color3.fromRGB( 0, 255, 0), Radius = 0.50, Distance = 0.300 };
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{ Color = Color3.fromRGB( 0, 255, 0), Radius = 0.20, Distance = 0.600 };
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{ Color = Color3.fromRGB( 0, 255, 0), Radius = 0.40, Distance = 0.650 };
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{ Color = Color3.fromRGB(255, 0, 0), Radius = 0.20, Distance = 0.780 };
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{ Color = Color3.fromRGB( 0, 255, 0), Radius = 0.25, Distance = 0.900 };
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{ Color = Color3.fromRGB( 23, 17, 0), Radius = 0.15, Distance = 1.200 };
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{ Color = Color3.fromRGB( 23, 17, 0), Radius = 0.15, Distance = 1.500 };
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}
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local function projectRay(ray,length)
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local origin = ray.Origin
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local direction = ray.Direction
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return Ray.new(origin,direction.Unit * length)
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end
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local function computeSunOcclusion()
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local sunPos = Lighting:GetSunDirection()
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local cf = c.CFrame
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if sunPos:Dot(cf.lookVector) > 0 then
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local sunView = c:WorldToViewportPoint(cf.p + sunPos)
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local visibility = 0
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local total = 0
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for dx = -1,1 do
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for dy = -1,1 do
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local posX = math.floor(sunView.X + dx * 15)
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local posY = math.floor(sunView.Y + dy * 15)
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local sunRay = c:ViewportPointToRay(posX, posY)
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sunRay = projectRay(sunRay,5000)
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local hit,pos = workspace:FindPartOnRay(sunRay,c)
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if not hit then
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visibility = visibility + 1
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end
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total = total + 1
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end
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end
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visibility = visibility / total
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return (1-visibility),sunView
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end
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return 0
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end
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local function asVector2(v3,...)
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return Vector2.new(v3.X,v3.Y),...
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end
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local function update()
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if TeleportService:GetTeleportSetting("ClassicSky") then
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local vpSize = c.ViewportSize
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local sunDir = Lighting:GetSunDirection()
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local sunWP = sunDir * 10e6
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local sunSP,inView = asVector2(c:WorldToViewportPoint(sunWP))
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local occlusion = inView and computeSunOcclusion() or 1
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if occlusion < 1 then
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local invSunSP = vpSize - sunSP
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local enabled = (inView and occlusion < 1)
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local flareBrightness = math.sqrt(math.max(0,sunDir.y*4))
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for i,lense in ipairs(lenses) do
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local radius = lense.Radius / 12
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if not lense.Beam then
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local a0 = Instance.new("Attachment")
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lense.A0 = a0
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a0.Name = i .. "_A0"
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a0.Parent = lensFlareNode
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local a1 = Instance.new("Attachment")
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lense.A1 = a1
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a1.Name = i .. "_A1"
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a1.Parent = lensFlareNode
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local beam = Instance.new("Beam")
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lense.Beam = beam
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beam.Name = i
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beam.Color = ColorSequence.new(lense.Color)
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beam.Width0 = radius
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beam.Width1 = radius
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beam.TextureSpeed = 0
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beam.Transparency = NumberSequence.new(0.9)
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beam.LightEmission = 1
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beam.Texture = "rbxasset://sky/lensflare.jpg"
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beam.Attachment0 = a0
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beam.Attachment1 = a1
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beam.Parent = lensFlareNode
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end
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local lenseSP = invSunSP:lerp(sunSP,lense.Distance)
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local lenseWP = c:ViewportPointToRay(lenseSP.X,lenseSP.Y,1).Origin
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local lenseCF = CFrame.new(lenseWP,lenseWP - sunDir)
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lense.A0.CFrame = lenseCF * CFrame.new(-radius/2,0,0)
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lense.A1.CFrame = lenseCF * CFrame.new(radius/2,0,0)
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end
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lensFlareNode.Parent = c
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return
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end
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end
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lensFlareNode.Parent = nil
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end
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return function (script)
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RunService:BindToRenderStep("LensFlareUpdate",201,update)
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end |