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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| mod = {} | ||
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| controls = require("controls") | ||
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| defaultConfig = { | ||
| firstPerson = false, -- third person by default | ||
| rotatePlayerWithCamera = false, | ||
| faceMotionDirection = true, | ||
| rotationSpeed = math.rad(180), -- 180° per second | ||
| showPointer = true, -- shows pointer on PC | ||
| target = nil, -- targets Player by default | ||
| targetSpeed = 50, | ||
| targetAlignYawWithCameraWhenMotionIsSet = true, | ||
| offset = nil, -- offset from target, added to target to define real target position | ||
| -- moving away from target position if possible, considering collisions | ||
| -- applied before moving backward to get final camera position | ||
| dynamicOffset = nil, | ||
| camera = Camera, | ||
| cameraRigidity = 0.5, | ||
| cameraRotation = nil, | ||
| cameraMinDistance = 20, | ||
| cameraMaxDistance = 75, | ||
| cameraDistance = 40, | ||
| cameraColliders = CollisionGroups(1), | ||
| cameraSoftColliders = nil, | ||
| cameraOnSoftCollisionBegin = nil, | ||
| cameraOnSoftCollisionEnd = nil, | ||
| cameraRotationSensitivity = 1.0, | ||
| } | ||
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| cameraWorldObject = Object() -- object in World used to compute camera position and orientation | ||
| cameraWorldObject:SetParent(World) | ||
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| local currentConfig = nil | ||
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| dragListener = nil | ||
| tickListener = nil | ||
| dirpadListener = nil | ||
| pointerWheelListener = nil | ||
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| function removeListeners() | ||
| if dragListener ~= nil then | ||
| dragListener:Remove() | ||
| dragListener = nil | ||
| end | ||
| if tickListener ~= nil then | ||
| tickListener:Remove() | ||
| tickListener = nil | ||
| end | ||
| if dirpadListener ~= nil then | ||
| dirpadListener:Remove() | ||
| dirpadListener = nil | ||
| end | ||
| if pointerWheelListener ~= nil then | ||
| pointerWheelListener:Remove() | ||
| pointerWheelListener = nil | ||
| end | ||
| end | ||
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| mod.set = function(self, config) | ||
| if self ~= mod then | ||
| error("ccc:set(config) should be called with `:`", 2) | ||
| end | ||
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| local ok, err = pcall(function() | ||
| currentConfig = require("config"):merge(defaultConfig, config, { | ||
| acceptTypes = { | ||
| target = { "Object", "Shape", "MutableShape", "Number3", "Player" }, | ||
| offset = { "Number3" }, | ||
| dynamicOffset = { "Number3" }, | ||
| cameraRotation = { "Rotation", "Number3", "table" }, | ||
| cameraColliders = { "CollisionGroups", "table" }, | ||
| cameraSoftColliders = { "CollisionGroups", "table" }, | ||
| cameraOnSoftCollisionBegin = { "function" }, | ||
| cameraOnSoftCollisionEnd = { "function" }, | ||
| }, | ||
| }) | ||
| end) | ||
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| if not ok then | ||
| error(err, 2) | ||
| end | ||
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| removeListeners() | ||
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| if currentConfig.cameraRotation then | ||
| if not pcall(function() | ||
| cameraWorldObject.Rotation:Set(config.cameraRotation) | ||
| end) then | ||
| error("can't set camera rotation", 2) | ||
| end | ||
| end | ||
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| local offset = currentConfig.offset or Number3.Zero | ||
| local target = currentConfig.target | ||
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| local targetIsPlayer = type(target) == "Player" | ||
| -- local targetHasRotation = type(target) == "Object" or type(target) == "Shape" or type(target) == "MutableShape" | ||
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| if type(target) == "Number3" then | ||
| target = { Position = target } | ||
| end | ||
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| local camera = currentConfig.camera | ||
| local thirdPerson = currentConfig.firstPerson == false | ||
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| local colliders = currentConfig.cameraColliders | ||
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| local boxHalfSize = Number3(1, 1, 1) | ||
| local box = Box() | ||
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| local rigidityFactor = currentConfig.cameraRigidity * 60.0 | ||
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| local camDistance = currentConfig.cameraDistance | ||
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| local impact | ||
| local distance | ||
| local dpad | ||
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| camera:SetParent(World) | ||
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| pointerWheelListener = LocalEvent:Listen(LocalEvent.Name.PointerWheel, function(delta) | ||
| camDistance = camDistance + delta * 0.1 | ||
| camDistance = math.max(currentConfig.cameraMinDistance, camDistance) | ||
| camDistance = math.min(currentConfig.cameraMaxDistance, camDistance) | ||
| end) | ||
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| dragListener = LocalEvent:Listen(LocalEvent.Name.PointerDrag, function(pe) | ||
| cameraWorldObject.Rotation.Y = cameraWorldObject.Rotation.Y + pe.DX * 0.01 | ||
| cameraWorldObject.Rotation.X = cameraWorldObject.Rotation.X - pe.DY * 0.01 | ||
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| if target.Motion.SquaredLength > 0 then -- if target has motion | ||
| dpad = controls.DirectionalPadValues | ||
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| -- target.Rotation:Set(0, cameraWorldObject.Rotation.Y, 0) | ||
| -- target.Motion = (target.Forward * dpad.Y + target.Right * dpad.X) * currentConfig.targetSpeed | ||
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| local v = Number2(dpad.X, dpad.Y) | ||
| if v.SquaredLength > 0 then | ||
| local yDelta = math.atan(dpad.X, dpad.Y) | ||
| target.Rotation:Set(0, cameraWorldObject.Rotation.Y + yDelta, 0) | ||
| target.Motion:Set(target.Forward * v.Length * currentConfig.targetSpeed) | ||
| end | ||
| end | ||
| end) | ||
|
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| dirpadListener = LocalEvent:Listen(LocalEvent.Name.DirPad, function(x, y) | ||
| pcall(function() | ||
| -- TODO: make this "strafe" mode | ||
| -- if Number2(x, y).SquaredLength > 0 then | ||
| -- if currentConfig.targetAlignYawWithCameraWhenMotionIsSet then | ||
| -- target.Rotation:Set(0, cameraWorldObject.Rotation.Y, 0) | ||
| -- end | ||
| -- end | ||
| -- target.Motion = (target.Forward * y + target.Right * x) * currentConfig.targetSpeed | ||
|
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| local v = Number2(x, y) | ||
| if v.SquaredLength > 0 then | ||
| local yDelta = math.atan(x, y) | ||
| target.Rotation:Set(0, cameraWorldObject.Rotation.Y + yDelta, 0) | ||
| target.Motion:Set(target.Forward * v.Length * currentConfig.targetSpeed) | ||
| else | ||
| target.Motion:Set(Number3.Zero) | ||
| end | ||
| end) | ||
| end) | ||
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| tickListener = LocalEvent:Listen(LocalEvent.Name.Tick, function(dt) | ||
| if thirdPerson then | ||
| cameraWorldObject.Position:Set(target.Position + offset) | ||
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| if targetIsPlayer then | ||
| cameraWorldObject.Position.Y = cameraWorldObject.Position.Y + target.CollisionBox.Max.Y * target.Scale.Y | ||
| end | ||
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| box.Min = cameraWorldObject.Position - boxHalfSize -- box.Min:Set doesn't work | ||
| box.Max = cameraWorldObject.Position + boxHalfSize -- box.Max:Set doesn't work | ||
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| -- dynamic offset | ||
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| impact = box:Cast(Number3.Up, 3, colliders) | ||
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| distance = 3 | ||
| if impact and impact.Distance < distance then | ||
| distance = impact.Distance | ||
| end | ||
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| cameraWorldObject.Position = cameraWorldObject.Position + Number3.Up * distance | ||
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| box.Min = cameraWorldObject.Position - boxHalfSize -- box.Min:Set doesn't work | ||
| box.Max = cameraWorldObject.Position + boxHalfSize -- box.Max:Set doesn't work | ||
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| impact = box:Cast(camera.Backward, camDistance, colliders) | ||
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| distance = camDistance | ||
| if impact and impact.Distance < distance then | ||
| distance = impact.Distance * 0.95 | ||
| end | ||
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| lerpFactor = math.min(rigidityFactor * dt, 1.0) | ||
| camera.Position:Lerp( | ||
| camera.Position, | ||
| cameraWorldObject.Position + cameraWorldObject.Backward * distance, | ||
| lerpFactor | ||
| ) | ||
| camera.Rotation:Slerp(camera.Rotation, cameraWorldObject.Rotation, lerpFactor) | ||
| end | ||
| end) | ||
| end | ||
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| mod.unset = function(self) | ||
| if self ~= mod then | ||
| error("ccc:unset() should be called with `:`", 2) | ||
| end | ||
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| removeListeners() | ||
| end | ||
|
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| mod.aim = function(self) end | ||
|
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| return mod |
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