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lua/pac3/core/client/parts/faceposer.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 BUILDER, PART = pac.PartTemplate("base")
+
+PART.ClassName = "faceposer"
+
+PART.FriendlyName = "face poser"
+PART.Icon = 'icon16/monkey.png'
+PART.Group = 'entity'
+
+
+BUILDER:StartStorableVars()
+	:GetSet("Preset", "", {enums = function(part)
+		local ent = part:GetOwner()
+		if not ent:IsValid() then return end
+
+		local maps = {}
+
+		local toolgun = {}
+		for i = 0, 255 do
+			local name = ent:GetFlexName(i)
+			if name then
+				toolgun[name] = GetConVar("faceposer_flex" .. i):GetFloat()
+			end
+		end
+
+		maps.toolgun = util.TableToJSON({
+			scale = GetConVar("faceposer_scale"):GetFloat(),
+			weight_map = util.TableToJSON(toolgun),
+		})
+
+		for preset_name, map in pairs(presets.GetTable( "face" )) do
+			local preset = {}
+			for key, weight in pairs(map) do
+				local i = tonumber(key:match("faceposer_flex(%d+)"))
+				if i then
+					local name = ent:GetFlexName(i)
+					if name then
+						preset[name] = tonumber(weight)
+					end
+				end
+			end
+
+			maps[preset_name] = util.TableToJSON({
+				scale = tonumber(map.faceposer_scale),
+				weight_map = util.TableToJSON(preset),
+			})
+		end
+
+		return maps
+	end})
+	:GetSet("FlexWeights", "", {hidden = true})
+	:GetSet("Scale", 1)
+	:GetSet("Additive", false)
+:EndStorableVars()
+
+
+-- Make the internal flex names be more presentable, TODO: handle numbers
+local function PrettifyName( name )
+	name = name:Replace( "_", " " )
+
+	-- Try to split text into words, where words would start with single uppercase character
+	local newParts = {}
+	for id, str in pairs( string.Explode( " ", name ) ) do
+		local wordStart = 1
+		for i = 2, str:len() do
+			local c = str[ i ]
+			if ( c:upper() == c ) then
+				local toAdd = str:sub(wordStart, i - 1)
+				if ( toAdd:upper() == toAdd ) then continue end
+				table.insert( newParts, toAdd )
+				wordStart = i
+			end
+
+		end
+
+		table.insert( newParts, str:sub(wordStart, str:len()))
+	end
+
+	-- Uppercase all first characters
+	for id, str in pairs( newParts ) do
+		if ( str:len() < 2 ) then continue end
+		newParts[ id ] = str:Left( 1 ):upper() .. str:sub( 2 )
+	end
+
+	return table.concat( newParts, " " )
+end
+
+
+function PART:GetDynamicProperties()
+	local ent = self:GetOwner()
+	if not ent:IsValid() then return end
+	if ent.GetFlexNum and ent:GetFlexNum() and ent:GetFlexNum() == 0 then return end
+
+	local tbl = {}
+
+	for i = 0, ent:GetFlexNum() - 1 do
+		local name = ent:GetFlexName(i)
+
+		tbl[name] = {
+			key = name,
+			sort_key = -i,
+			get = function()
+				local weight_map = util.JSONToTable(self:GetFlexWeights()) or {}
+
+				return weight_map[name] or 0
+			end,
+			set = function(val)
+				local weight_map = util.JSONToTable(self:GetFlexWeights()) or {}
+
+				weight_map[name] = tonumber(val) or 0
+
+				self:SetFlexWeights(util.TableToJSON(weight_map))
+			end,
+			udata = {
+				editor_friendly = PrettifyName(name),
+				group = "flexes",
+				editor_sensitivity = 0.1,
+				editor_onchange = function(self, num)
+					local min, max = ent:GetFlexBounds(i)
+
+					return math.Clamp(num, min, max)
+				end,
+			},
+		}
+	end
+
+	return tbl
+end
+
+function PART:SetPreset(json)
+	local preset = util.JSONToTable(json)
+	if preset then
+		self:SetFlexWeights(preset.weight_map)
+		self:SetScale(preset.scale)
+	end
+	self.Preset = ""
+end
+
+function PART:GetNiceName()
+	return "face pose"
+end
+
+function PART:GetWeightMap()
+	local data = self:GetFlexWeights()
+
+	if data ~= self.last_data then
+		self.weight_map = util.JSONToTable(data) or {}
+		self.last_data = data
+	end
+
+	return self.weight_map
+end
+
+function PART:UpdateFlex()
+	local ent = self:GetOwner()
+	if not ent:IsValid() then return end
+
+	ent:SetFlexScale(self.Scale)
+	ent.pac_touching_flexes = ent.pac_touching_flexes or {}
+
+	for name, weight in pairs(self:GetWeightMap()) do
+		local id = ent:GetFlexIDByName(name)
+		if id then
+			if self.Additive then
+				weight = ent:GetFlexWeight(id) + weight
+			end
+			ent:SetFlexWeight(id, weight)
+			ent.pac_touching_flexes[id] = pac.RealTime + 0.1
+		end
+	end
+end
+
+function PART:OnThink()
+	local ent = self:GetOwner()
+	if not ent:IsPlayer() then
+		self:UpdateFlex()
+	end
+end
+
+function PART:OnBuildBonePositions()
+	self:UpdateFlex()
+end
+
+function PART:OnShow(from_rendering)
+	self:UpdateFlex()
+end
+
+function PART:OnHide()
+	self:UpdateFlex()
+end
+
+function PART:OnRemove()
+	self:UpdateFlex()
+end
+
+BUILDER:Register()