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addons/tfa-base/lua/effects/tfa_shelleject_smoke/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.
+
+local vector_origin = Vector()
+
+EFFECT.SmokeParticle = "tfa_ins2_shell_eject"
+local upVec = Vector(0, 0, 1)
+
+function EFFECT:ComputeSmokeLighting(part, pos)
+	if not IsValid(part) then return end
+	local licht = render.ComputeLighting(pos + upVec * 2, upVec)
+	local lichtFloat = math.Clamp((licht.r + licht.g + licht.b) / 3, 0, TFA.Particles.SmokeLightingClamp) / TFA.Particles.SmokeLightingClamp
+	local lichtFinal = LerpVector(lichtFloat, TFA.Particles.SmokeLightingMin, TFA.Particles.SmokeLightingMax)
+	lichtFinal.x = math.sqrt(math.Clamp(lichtFinal.x-0.2,0,0.8)) / 0.8
+	lichtFinal.y = math.sqrt(math.Clamp(lichtFinal.y-0.2,0,0.8)) / 0.8
+	lichtFinal.z = math.sqrt(math.Clamp(lichtFinal.z-0.2,0,0.8)) / 0.8
+	part:SetControlPoint(1, lichtFinal)
+end
+
+function EFFECT:Init(data)
+	if not TFA.GetEJSmokeEnabled() then return end
+	self.WeaponEnt = data:GetEntity()
+	if not IsValid(self.WeaponEnt) then return end
+	self.WeaponEntOG = self.WeaponEnt
+	self.Attachment = data:GetAttachment()
+	local owent = self.WeaponEnt:GetOwner()
+
+	if not IsValid(owent) then
+		owent = self.WeaponEnt:GetParent()
+	end
+
+	if IsValid(owent) and owent:IsPlayer() then
+		if owent ~= LocalPlayer() or owent:ShouldDrawLocalPlayer() then
+			self.WeaponEnt = owent:GetActiveWeapon()
+			if not IsValid(self.WeaponEnt) then return end
+		else
+			self.WeaponEnt = owent:GetViewModel()
+			local theirweapon = owent:GetActiveWeapon()
+
+			if IsValid(theirweapon) and theirweapon.ViewModelFlip or theirweapon.ViewModelFlipped then
+				self.Flipped = true
+			end
+
+			if not IsValid(self.WeaponEnt) then return end
+		end
+	end
+
+	if IsValid(self.WeaponEntOG) and self.WeaponEntOG.ShellAttachment then
+		self.Attachment = self.WeaponEnt:LookupAttachment(self.WeaponEntOG.ShellAttachment)
+
+		if not self.Attachment or self.Attachment <= 0 then
+			self.Attachment = 2
+		end
+
+		if self.WeaponEntOG:GetStatL("IsAkimbo") then
+			self.Attachment = 3 + self.WeaponEntOG:GetAnimCycle()
+		end
+
+		if self.WeaponEntOG.ShellAttachmentRaw then
+			self.Attachment = self.WeaponEntOG.ShellAttachmentRaw
+		end
+	end
+
+	local angpos = self.WeaponEnt:GetAttachment(self.Attachment)
+
+	if not angpos or not angpos.Pos then
+		angpos = {
+			Pos = vector_origin,
+			Ang = angle_zero
+		}
+	end
+
+	local PCFSmoke = CreateParticleSystem(self.WeaponEnt, self.SmokeParticle, PATTACH_POINT_FOLLOW, self.Attachment)
+
+	if IsValid(PCFSmoke) then
+		self:ComputeSmokeLighting(PCFSmoke, angpos.Pos)
+		PCFSmoke:StartEmission()
+
+		timer.Simple(0.2, function()
+			if IsValid(PCFSmoke) then
+				PCFSmoke:StopEmission(false,true)
+			end
+		end)
+	end
+end
+
+function EFFECT:Think()
+	return false
+end
+
+function EFFECT:Render()
+end