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-- Make camera fly around the subject avatar for a few seconds.
local LLAgent = require 'LLAgent'
local startup = require 'startup'
local timers = require 'timers'
local height = 2.0 -- meters
local radius = 4.0 -- meters
local speed = 1.0 -- meters/second along circle
local start = os.clock()
local stop = os.clock() + 30 -- seconds
local function cameraPos(t)
local agent = LLAgent.getRegionPosition()
local radians = speed * t
return {
agent[1] + radius * math.cos(radians),
agent[2] + radius * math.sin(radians),
agent[3] + height
}
end
local function moveCamera()
if os.clock() < stop then
-- usual case
LLAgent.setCamera{ camera_pos=cameraPos(os.clock() - start), camera_locked=true }
return nil
else
-- last time
LLAgent.removeCamParams()
LLAgent.setFollowCamActive(false)
return true
end
end
startup.wait('STATE_STARTED')
-- call moveCamera() repeatedly until it returns true
local timer = timers.Timer(0.1, moveCamera, true)
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