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lua/pac3/core/client/parts/sunbeams.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+local ScrW = ScrW
+local ScrH = ScrH
+local DrawSunbeams
+
+local BUILDER, PART = pac.PartTemplate("base_drawable")
+
+PART.ClassName = "sunbeams"
+PART.Group = 'effects'
+PART.Icon = 'icon16/weather_sun.png'
+
+BUILDER:StartStorableVars()
+	BUILDER:GetSet("Darken", 0)
+	BUILDER:GetSet("Multiplier", 0.25, {editor_sensitivity = 0.25})
+	BUILDER:GetSet("Size", 0.1, {editor_sensitivity = 0.25})
+	BUILDER:GetSet("Translucent", true)
+BUILDER:EndStorableVars()
+
+function PART:GetNiceName()
+	local mult = self:GetMultiplier()
+	return mult > 0 and "bright sunbeams" or mult < 0 and "dark sunbeams" or self.ClassName
+end
+
+function PART:OnDraw()
+	if not DrawSunbeams then DrawSunbeams = _G.DrawSunbeams end
+
+	cam.Start2D()
+	local pos = self:GetDrawPosition()
+	local spos = pos:ToScreen()
+
+	local dist_mult = - math.Clamp(pac.EyePos:Distance(pos) / 1000, 0, 1) + 1
+
+	DrawSunbeams(
+		self.Darken,
+		dist_mult * self.Multiplier * (math.Clamp(pac.EyeAng:Forward():Dot((pos - pac.EyePos):GetNormalized()) - 0.5, 0, 1) * 2) ^ 5,
+		self.Size,
+		spos.x / ScrW(),
+		spos.y / ScrH()
+	)
+	cam.End2D()
+end
+
+BUILDER:Register()