custom_zone.lua

AddCSLuaFile()

DEFINE_BASECLASS( "base_anim" )

ENT.PrintName = "Custom Zone"
ENT.Author = "FusionLord"
ENT.Information = "A configurable zone."
ENT.Category = "temp"

ENT.Spawnable = true
ENT.AdminOnly = false
ENT.RenderGroup = RENDERGROUP_TRANSLUCENT

function ENT:Initialize()

    if SERVER then
        self:SetTrigger(true);
    end

    self:SetCollisionGroup(COLLISION_GROUP_DEBRIS)
    self:SetMoveType(MOVETYPE_NONE)
    self:SetSolid(SOLID_VPHYSICS);
    self:DrawShadow(false);
end

function ENT:SetZoneData(data)
    self:SetNWInt("type", data.typeID);

    self:SetPos(data.pos);
    self:SetAngles(data.angles);

    self:UpdateBounds(data.mins, data.maxs);
end

function ENT:UpdateBounds(mins, maxs)
    net.Start("cz_zone_bounds_update");
    net.WriteEntity(self);
    net.WriteVector(mins);
    net.WriteVector(maxs);
    net.Broadcast()
end

if SERVER then
    util.AddNetworkString("cz_zone_bounds_update");

    function ENT:StartTouch(entity)
        if entity:GetClass() ~= "player" then return end
        local zone = customzones:GetZoneTypeFromInt(self:GetNWInt("type"));
        if zone.entering then
            zone.entering(entity, self);
        end
    end

    function ENT:Touch(entity)
        if entity:GetClass() ~= "player" then
            return;
        end
        local zone = customzones:GetZoneTypeFromInt(self:GetNWInt("type"));
        if zone.inside then
            zone.inside(entity, self);
        end
    end

    function ENT:EndTouch(entity)
        if entity:GetClass() ~= "player" then
            return;
        end
        local zone = customzones:GetZoneTypeFromInt(self:GetNWInt("type"));
        if zone.exiting then
            zone.exiting(entity, self);
        end
    end

    function ENT:Freeze()
        local phys = self:GetPhysicsObject();
        if IsValid(phys) then
            phys:EnableMotion( false );
        end
    end
elseif CLIENT then
    net.Receive("cz_zone_bounds_update", function(len, ply)
        local entity = net.ReadEntity();
        local mins = net.ReadVector();
        local maxs = net.ReadVector();

        entity:PhysicsInitConvex({ -- This is where the entity is null.
                Vector( mins.x, mins.y, mins.z ),
                Vector( mins.x, mins.y, maxs.z ),
                Vector( mins.x, maxs.y, mins.z ),
                Vector( mins.x, maxs.y, maxs.z ),
                Vector( maxs.x, mins.y, mins.z ),
                Vector( maxs.x, mins.y, maxs.z ),
                Vector( maxs.x, maxs.y, mins.z ),
                Vector( maxs.x, maxs.y, maxs.z ),
        });
        entity:EnableCustomCollisions(true);
        entity:SetCollisionBounds(maxs, mins);
        entity:PhysicsInit(entity:GetSolid());
        entity:Freeze();
        UTIL:Log("Updated physics!");
    end);

    function ENT:Draw()
        local phys = self:GetPhysicsObject();
        if IsValid(phys) then
            local mins, maxs = phys:GetAABB();
            render.DrawWireframeBox(self:GetPos(), self:GetAngles(), mins, maxs, Color(0, 0, 255), true);
        else
            render.DrawWireframeSphere(self:GetPos(),16,16,16,Color(255, 0, 0),true);
        end
    end
end