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Implement AI cab-entry animation control #1336

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Implement AI cab-entry animation control #1336

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33 changes: 32 additions & 1 deletion scripts/specializations/CpAIWorker.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,8 @@ function CpAIWorker:onLoad(savegame)
--- Flag to make sure the motor isn't being turned on again by giants code, when we want it turned off.
spec.motorDisabled = false
spec.driveStrategy = nil
-- Whether Courseplay currently owns the vehicle's original cab-entry animation.
spec.cpAIEnterAnimationActive = false
g_messageCenter:subscribe(MessageType.SETTING_CHANGED[GameSettings.SETTING.USE_MILES], CpAIWorker.onUnitChanged, self)
g_messageCenter:subscribe(MessageType.SETTING_CHANGED[GameSettings.SETTING.USE_ACRE], CpAIWorker.onUnitChanged, self)
g_messageCenter:subscribe(MessageType.CP_DISTANCE_UNIT_CHANGED, CpAIWorker.onUnitChanged, self)
Expand Down Expand Up @@ -376,8 +378,37 @@ function CpAIWorker:cpBrakeToStop()
spec.brakeToStop = true
end

--- Use the *vehicle's* cab-entry animation to move its steering wheel
--- a fixed distance. The same animation is used when the player enters/exits,
--- so any vehicle-specific steering-column translation/rotation is preserved.
--- Only act during AI control without a player; Enterable owns the animation
--- whenever a player controls the cab.
function CpAIWorker:updateAIEnterAnimation()
local spec = self.spec_cpAIWorker
local enterable = self.spec_enterable
if enterable == nil or enterable.enterAnimation == nil or self.playAnimation == nil then
return
end

local playerControlled = enterable.isControlled == true
local aiControlling = self:getIsAIActive() and not playerControlled
if aiControlling == spec.cpAIEnterAnimationActive then
return
end

spec.cpAIEnterAnimationActive = aiControlling
if not playerControlled then
-- Mirror Enterable's onPlayerEnterVehicle / onPlayerLeaveVehicle calls.
-- noEventSend=true: every client updates locally from the synced AI state.
self:playAnimation(enterable.enterAnimation, aiControlling and 1 or -1, nil, true)
end
end

function CpAIWorker:onUpdate(dt)
local spec = self.spec_cpAIWorker
if self.isClient then
CpAIWorker.updateAIEnterAnimation(self)
end
--- TODO: Check if a tick delay should be used for performance similar to AIFieldWorker or not.
if spec.driveStrategy and self.isServer then
--- Should drive all CP modes, except fieldwork here.
Expand Down Expand Up @@ -625,4 +656,4 @@ function CpAIWorker:consoleCommandPrintCurrentSelectedJobParameters(name)
return
end
CpUtil.infoVehicle(vehicle, tostring(parameters[name]))
end
end