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lua/effects/tfa_tracer_cryo/init.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/
+--]]
+
+
+-- Copyright (c) 2018-2020 TFA Base Devs
+
+-- Permission is hereby granted, free of charge, to any person obtaining a copy
+-- of this software and associated documentation files (the "Software"), to deal
+-- in the Software without restriction, including without limitation the rights
+-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+-- copies of the Software, and to permit persons to whom the Software is
+-- furnished to do so, subject to the following conditions:
+
+-- The above copyright notice and this permission notice shall be included in all
+-- copies or substantial portions of the Software.
+
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-- SOFTWARE.
+
+EFFECT.Mat = Material("effects/laser_tracer")
+EFFECT.Col1 = Color(255, 255, 255, 255) --Color(225,225,225,225)
+EFFECT.Col2 = Color(65, 128, 255, 200)
+EFFECT.Speed = 1024*3
+EFFECT.TracerLength = 128
+
+--[[---------------------------------------------------------
+Init( data table )
+-----------------------------------------------------------]]
+function EFFECT:Init(data)
+	self.Position = data:GetStart()
+	self.WeaponEnt = data:GetEntity()
+	self.Attachment = data:GetAttachment()
+
+	if IsValid(self.WeaponEnt) and self.WeaponEnt.GetMuzzleAttachment then
+		self.Attachment = self.WeaponEnt:GetMuzzleAttachment()
+	end
+
+	-- Keep the start and end pos - we're going to interpolate between them
+	self.StartPos = self:GetTracerShootPos(self.Position, self.WeaponEnt, self.Attachment)
+	self.EndPos = data:GetOrigin()
+	self.Normal = (self.EndPos - self.StartPos):GetNormalized()
+	self.Length = (self.EndPos - self.StartPos):Length()
+	--self.Alpha = 255
+	self.Life = 0
+	self.MaxLife = self.Length / self.Speed
+	self:SetRenderBoundsWS(self.StartPos, self.EndPos, Vector(1000,1000,1000))
+	self.CurPos = self.StartPos
+end
+
+--[[---------------------------------------------------------
+THINK
+-----------------------------------------------------------]]
+function EFFECT:Think()
+	self.Life = self.Life + FrameTime() * (1 / self.MaxLife)
+	--self.Alpha = 255 * ( 1 - self.Life )
+
+	return self.Life < 1
+end
+
+--[[---------------------------------------------------------
+Draw the effect
+-----------------------------------------------------------]]
+local lerpedcol = Color(225, 225, 225, 225)
+
+function EFFECT:Render()
+render.SetMaterial(self.Mat)
+lerpedcol.r = Lerp(self.Life, self.Col1.r, self.Col2.r)
+lerpedcol.g = Lerp(self.Life, self.Col1.g, self.Col2.g)
+lerpedcol.b = Lerp(self.Life, self.Col1.b, self.Col2.b)
+lerpedcol.a = Lerp(self.Life, self.Col1.a, self.Col2.a)
+local startbeampos = LerpVector(self.Life, self.StartPos, self.EndPos)
+local endbeampos = LerpVector(self.Life + self.TracerLength / self.Length, self.StartPos, self.EndPos)
+render.DrawBeam(startbeampos, endbeampos, 8, 0, 1, lerpedcol)
+end