lyra-engine/examples/testbed/scripts/test.lua

print("Hello World")

--[[ function on_init()
    print("Lua script was initialized!")
end

function on_first()
    print("Lua's first function was called")
end

function on_pre_update()
    print("Lua's pre-update function was called")
end ]]

---
---Recursively dumps a table as a string.
---
---@param obj table
---@return string
---@nodiscard
function dump_table(obj)
    if type(obj) == 'table' then
        local s = '{ '
        for k,v in pairs(obj) do
            if type(k) ~= 'number' then k = '"'..k..'"' end
            s = s .. '['..k..'] = ' .. dump_table(v) .. ','
        end
        return s .. '} '
    else
        return tostring(obj)
    end
end

function on_update()
    --print("Lua's update function was called")

    --local v = Vec3:new(50, 10, 20)
    --print("Vec3 = " .. tostring(v))

    world:view(
        ---@param t Transform
        function (t)
            print("Found entity at a really cool place: " .. tostring(t))
            t.translation:move_by(0, 0.001, 0)

            return t
        end,
        Transform
    )

--    local dt = world:resource(DeltaTime)
--    --print("DeltaTime was " .. tostring(dt) .. "s")
--
--    world:view(function (t)
--        --print("Found entity at a really cool place: " .. tostring(t))
--        t.translation = t.translation + (Vec3.new(0, 0.5, 0) * dt:get())
--
--        return t
--    end, Transform)
end

--[[ function on_post_update()
    print("Lua's post-update function was called")
end

function on_last()
    print("Lua's last function was called")
end ]]