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resources/[carscripts]/jg-advancedgarages/client/cl-deformation.lua

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+-- A modified version of "VehicleDeformation" v1.0.1, by Kiminaze. Full credits go to him, so adibe by the license below.
+-- Check out his other work: https://kiminazes-script-gems.tebex.io/
+--
+-- VehicleDeformation License:
+--
+--   Copyright (c) 2021 Philipp Decker /// FiveM: Kiminaze / Discord: Kiminaze#9097
+--   By acquiring a copy of this code snippet for the "FiveM" modification for "Grand Theft 
+--   Auto V" you are granted permission to use and modify all of its parts.
+--   You are allowed to (re-)distribute and sell resources that have been created with the 
+--   help of this code snippet. You have to include this license when doing so.
+--   This code snippet is provided "as is" and the copyright holder of this code snippet can 
+--   not be held accountable for any damages occuring during the usage or modification of 
+--   this code snippet.
+
+local MAX_DEFORM_ITERATIONS = 50 -- iterations for damage application
+local DEFORMATION_DAMAGE_THRESHOLD = 0.05 -- the minimum damage value at a deformation point
+
+function getVehicleDeformation(vehicle)
+  assert(vehicle ~= nil and DoesEntityExist(vehicle), "Parameter \"vehicle\" must be a valid vehicle entity!")
+
+  -- check vehicle size and pre-calc values for offsets
+  local min, max = GetModelDimensions(GetEntityModel(vehicle))
+  local X = (max.x - min.x) * 0.5
+  local Y = (max.y - min.y) * 0.5
+  local Z = (max.z - min.z) * 0.5
+  local halfY = Y * 0.5
+
+  -- offsets for deformation check
+  local positions = {vector3(-X, Y, 0.0), vector3(-X, Y, Z), vector3(0.0, Y, 0.0), vector3(0.0, Y, Z), vector3(X, Y, 0.0), vector3(X, Y, Z), vector3(-X, halfY, 0.0), vector3(-X, halfY, Z), vector3(0.0, halfY, 0.0), vector3(0.0, halfY, Z), vector3(X, halfY, 0.0), vector3(X, halfY, Z),
+                     vector3(-X, 0.0, 0.0), vector3(-X, 0.0, Z), vector3(0.0, 0.0, 0.0), vector3(0.0, 0.0, Z), vector3(X, 0.0, 0.0), vector3(X, 0.0, Z), vector3(-X, -halfY, 0.0), vector3(-X, -halfY, Z), vector3(0.0, -halfY, 0.0), vector3(0.0, -halfY, Z), vector3(X, -halfY, 0.0),
+                     vector3(X, -halfY, Z), vector3(-X, -Y, 0.0), vector3(-X, -Y, Z), vector3(0.0, -Y, 0.0), vector3(0.0, -Y, Z), vector3(X, -Y, 0.0), vector3(X, -Y, Z)}
+
+  -- get deformation from vehicle
+  local deformationPoints = {}
+  for i, pos in ipairs(positions) do
+    -- translate damage from vector3 to a float
+    local dmg = #(GetVehicleDeformationAtPos(vehicle, pos.x, pos.y, pos.z))
+    if (dmg > DEFORMATION_DAMAGE_THRESHOLD) then
+      table.insert(deformationPoints, {pos, dmg})
+    end
+  end
+
+  return {
+    deformation = deformationPoints,
+    dirt = GetVehicleDirtLevel(vehicle)
+  }
+end
+
+function setVehicleDeformation(vehicle, deformation)
+  assert(vehicle ~= nil and DoesEntityExist(vehicle), "Parameter \"vehicle\" must be a valid vehicle entity!")
+  assert(deformation ~= nil and type(deformation) == "table", "Parameter \"deformation\" must be a table!")
+
+  local deformationPoints = deformation.deformation
+  local dirt = deformation.dirt
+
+  CreateThread(function()
+    local handlingMult, damageMult = GetVehicleHandlingFloat(vehicle, "CHandlingData", "fDeformationDamageMult"), 20.0
+		if handlingMult <= 0.55 then damageMult = 1000.0
+		elseif handlingMult <= 0.65 then damageMult = 400.0
+		elseif handlingMult <= 0.75 then damageMult = 200.0 end
+
+    for _, def in ipairs(deformationPoints) do
+      def[1] = vector3(def[1].x, def[1].y, def[1].z)
+    end
+
+    -- iterate over all deformation points and check if more than one application is necessary
+    -- looping is necessary for most vehicles that have a really bad damage model or take a lot of damage (e.g. neon, phantom3)
+    local deform = true
+    local iteration = 0
+
+    while deform and iteration < MAX_DEFORM_ITERATIONS do
+      if not DoesEntityExist(vehicle) then return end
+
+      deform = false
+
+      for _, def in ipairs(deformationPoints) do
+        if #(GetVehicleDeformationAtPos(vehicle, def[1].x, def[1].y, def[1].z)) < def[2] then
+          local offset = def[1] * 2.0
+          SetVehicleDamage(vehicle, offset.x, offset.y, offset.z, def[2] * damageMult, 1000.0, true)
+          deform = true
+        end
+      end
+
+      iteration = iteration + 1
+      Wait(100)
+    end
+
+    SetVehicleDirtLevel(vehicle, dirt)
+  end)
+end