function lightzone16_init(e)
end

function lightzone16_main(e)
 if g_Entity[e]['plrinzone']==1 then
  SetAmbienceIntensity(16) 
  ActivateIfUsed(e)
 end
end

[video=youtube]x3wbdfSl-Fo[/video]

[ code]
Your code gos here....

[ /code]

local change_amount = {}
local plyr_in_zone = {}
function lightzone16_init_name(e,name)
change_amount[e] = tonumber(name)
plyr_in_zone[e] = 0
end
 
function lightzone16_main(e)
 if g_Entity[e]['plrinzone']==1 then
  if plyr_in_zone[e] == 0 then 
  SetAmbienceIntensity(change_amount[e]) 
  ActivateIfUsed(e)
  plyr_in_zone[e] = 1 
end 
else 
plyr_in_zone[e] = 0
 end
end

function darkzone_main(e)
 if g_Entity[e]['plrinzone']==1 then
  SetFogNearest(500)
  SetFogDistance(2000)
  SetFogRed(32)
  SetFogGreen(32)
  SetFogBlue(64)
  SetAmbienceIntensity(65)
  SetAmbienceRed(64)
  SetAmbienceGreen(64)
  SetAmbienceBlue(128)
  SetSurfaceRed(64)
  SetSurfaceGreen(64)
  SetSurfaceBlue(128)
  ActivateIfUsed(e)
 end
end

-- in order to use this code ,save this file with the name lightzoneambient.lua
-- just add in a triggerzone anywhere you'd like to
-- have an overall change in the ambient light level , such as entering a cave 
-- or going inside to outside or vice versa
-- just add this .lua file in to the triggerzone and in Properties , in the NAME field
-- put in the number value  (1-255) of the ambient light level you'd like to have
-- at that part of the map
	
local change_amount = {}
local plyr_in_zone = {}
function lightzoneambient_init_name(e,name)
change_amount[e] = tonumber(name)
plyr_in_zone[e] = 0
end
  
function lightzoneambient_main(e)
 if g_Entity[e]['plrinzone']==1 then
  if plyr_in_zone[e] == 0 then
  SetAmbienceIntensity(change_amount[e]) 
  ActivateIfUsed(e)
  plyr_in_zone[e] = 1 
end
else
plyr_in_zone[e] = 0
 end
end