--[[
| 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/
--]]

if (!file.Exists("autorun/vj_base_autorun.lua","LUA")) then return end
/*--------------------------------------------------
	*** Copyright (c) 2012-2023 by DrVrej, All rights reserved. ***
	No parts of this code or any of its contents may be reproduced, copied, modified or adapted,
	without the prior written consent of the author, unless otherwise indicated for stand-alone materials.
--------------------------------------------------*/
-- Based off of the GMod lasertracer
EFFECT.MainMat = Material("vj_hl/tracer_middle")

function EFFECT:Init(data)
	self.StartPos = data:GetStart()
	self.EndPos = data:GetOrigin()
	local ent = data:GetEntity()
	local att = data:GetAttachment()
	local locPly = LocalPlayer()
	
	if (IsValid( ent ) && att > 0) then
		if (ent.Owner == locPly && locPly:GetViewModel() != locPly) then ent = ent.Owner:GetViewModel() end
		att = ent:GetAttachment(att)
		if (att) then
			self.StartPos = att.Pos
		end
	end

	self.Dir = self.EndPos - self.StartPos
	self:SetRenderBoundsWS(self.StartPos, self.EndPos)
	self.TracerTime = math.min(1, self.StartPos:Distance(self.EndPos) / 10000) -- Calculate death time
	self.Length = 0.1

	-- Die when it reaches its target
	self.DieTime = CurTime() + self.TracerTime
end
---------------------------------------------------------------------------------------------------------------------------------------------
local metalMat = {[MAT_VENT]=true, [MAT_METAL]=true, [MAT_GRATE]=true, [MAT_GLASS]=true, [MAT_COMPUTER]=true}
local vecDef = Vector(0, 0, 0)
--
function EFFECT:Think()
	-- When it hits
	if CurTime() > self.DieTime then
		local tr = util.TraceLine({
			start = self.StartPos,
			endpos = self.EndPos
		})
		if tr.Hit && metalMat[tr.MatType] then
			sound.Play("vj_hlr/fx/ric" .. math.random(1, 5) .. ".wav", self.EndPos, 80, 100)
			local Emitter = ParticleEmitter(self.EndPos)
			if GetConVar("vj_hlr1_sparkfx"):GetInt() == 1 then
				for _ = 1, math.random(5, 15) do
					local particle = Emitter:Add("vj_hl/tracer_middle", self.EndPos)
					particle:SetVelocity(VectorRand()*math.Rand(100, 350))
					particle:SetDieTime(math.Rand(0.1, 1))
					particle:SetStartAlpha(200)
					particle:SetEndAlpha(0)
					particle:SetStartSize(1)
					particle:SetEndSize(3)
					particle:SetRoll(math.random(0, 360))
					particle:SetGravity(Vector(math.random(-300, 300), math.random(-300, 300), math.random(-300, -700)))
					particle:SetCollide(true)
					particle:SetBounce(0.9)
					particle:SetAirResistance(120)
					particle:SetStartLength(0)
					particle:SetEndLength(0.1)
					particle:SetVelocityScale(true)
					particle:SetCollide(true)
					particle:SetColor(255, 231, 166)
				end
			end
			local fx = Emitter:Add("vj_hl/rico"..math.random(1, 2), self.EndPos)
			fx:SetVelocity(vecDef)
			fx:SetAirResistance(160)
			fx:SetDieTime(0.15)
			fx:SetStartAlpha(255)
			fx:SetEndAlpha(0)
			fx:SetStartSize(math.random(4, 6))
			fx:SetEndSize(5)
			fx:SetRoll(math.Rand(180, 360))
			fx:SetRollDelta(math.Rand(-1, 1))
			fx:SetColor(255,255,255)
		end
		return false
	end
	return true
end
---------------------------------------------------------------------------------------------------------------------------------------------
local colorBeam = Color(255, 255, 255, 25)
--
function EFFECT:Render()
	local fDelta = (self.DieTime - CurTime()) / self.TracerTime
	fDelta = math.Clamp(fDelta, 0, 1) ^ 0.5
	render.SetMaterial(self.MainMat)
	local sinWave = math.sin(fDelta * math.pi)
	render.DrawBeam(self.EndPos - self.Dir * (fDelta - sinWave * self.Length), self.EndPos - self.Dir * (fDelta + sinWave * self.Length), 20 + sinWave * 3, 1, 0, colorBeam)
end
/*--------------------------------------------------
	*** Copyright (c) 2012-2023 by DrVrej, All rights reserved. ***
	No parts of this code or any of its contents may be reproduced, copied, modified or adapted,
	without the prior written consent of the author, unless otherwise indicated for stand-alone materials.
--------------------------------------------------*/