140 lines
4.9 KiB
Lua
140 lines
4.9 KiB
Lua
-- script.lua
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local Math = require("./assets/scripts/math") -- Require the enhanced math module
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local Engine = require("./assets/scripts/engine")
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-- Variables to track elapsed time and rotation
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local elapsedTime = 0
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local rotationSpeed = 45 -- Degrees per second for spinning
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local new_rotation = 0
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-- Variables for bobbing effect
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local initial_position = {x = 0, y = 0, z = 0} -- To store the gun's initial position
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local bobAmplitude = 0.5 -- Amplitude of the bobbing (units)
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local bobFrequency = 0.5 -- Frequency of the bobbing (oscillations per second)
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-- Reference to the Gun GameObject and its Transform component
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local gun = nil
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local transform = nil
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local TAU = Math.constants.TAU
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function OnInit()
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local startTime = os.clock()
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Engine.Log("Init START", {1.0,1.0,1.0,1.0})
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if not gun then
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gun = Engine.GetGameObjectByTag("Gun")
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if gun then
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transform = gun:GetComponent("Transform")
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if transform then
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local pos = transform:GetPosition()
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initial_position = {x = pos.x, y = pos.y, z = pos.z}
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Engine.Log("Gun found and initial position updated.", {1, 1, 1, 1})
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else
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Engine.Log("Transform component not found on Gun.", {1, 1, 0, 1})
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return
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end
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else
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Engine.Log("Gun GameObject still not found.", {1, 1, 0, 1})
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return
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end
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elseif not transform then
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transform = gun:GetComponent("Transform")
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if transform then
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local pos = transform:GetPosition()
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initial_position = {x = pos.x, y = pos.y, z = pos.z}
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Engine.Log("Transform component found and initial position updated.", {1, 1, 1, 1})
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else
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Engine.Log("Transform component still not found on Gun.", {1, 1, 0, 1})
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return
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end
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end
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Engine.Log("Init OK", {0.0,1.0,0.0,1.0})
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local endTime = os.clock()
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Engine.Log(string.format("Time to load: %f", endTime-startTime))
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end
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-- Update function called every frame
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function OnUpdate(deltaTime)
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-- Ensure that the Gun and its Transform component are valid
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if not gun then
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gun = Engine.GetGameObjectByTag("Gun")
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if gun then
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transform = gun:GetComponent("Transform")
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if transform then
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local pos = transform:GetPosition()
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initial_position = {x = pos.x, y = pos.y, z = pos.z}
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Engine.Log("Gun found and initial position updated.", {1, 1, 1, 1})
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else
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Engine.Log("Transform component not found on Gun.", {1, 1, 0, 1})
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return
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end
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else
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return
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end
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elseif not transform then
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transform = gun:GetComponent("Transform")
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if transform then
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local pos = transform:GetPosition()
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initial_position = {x = pos.x, y = pos.y, z = pos.z}
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Engine.Log("Transform component found and initial position updated.", {1, 1, 1, 1})
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else
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return
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end
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end
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-- Increment elapsed time
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elapsedTime = elapsedTime + deltaTime
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-- === Spinning the Gun ===
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-- Update the rotation angle based on rotationSpeed and deltaTime
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new_rotation = new_rotation + (deltaTime * rotationSpeed)
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-- Keep the rotation angle within 0-360 degrees to prevent overflow
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if new_rotation >= 360 then
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new_rotation = new_rotation - 360
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end
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-- Define the new rotation (spinning around the Y-axis)
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local rotation = {
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x = 0, -- Preserving existing rotation on X-axis
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y = new_rotation, -- Updated rotation on Y-axis for spinning
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z = 0 -- Preserving existing rotation on Z-axis
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}
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-- Apply the new rotation to the Transform component
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transform:SetRotation(rotation)
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-- === Bobbing the Gun Up and Down ===
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-- Calculate the bobbing offset using a sine wave
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local bobOffset = bobAmplitude * math.sin(TAU * bobFrequency * elapsedTime)
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-- Define the new position by adding the bobbing offset to the initial Y position
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local new_position = {
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x = initial_position.x, -- No change on X-axis
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y = initial_position.y + bobOffset, -- Bouncing up and down on Y-axis
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z = initial_position.z -- No change on Z-axis
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}
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-- Apply the new position to the Transform component
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transform:SetPosition(new_position)
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-- === Optional: Log Current Rotation and Position ===
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-- Uncomment the following lines if you wish to log the gun's current rotation and position
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-- local current_rotation = transform:GetRotation()
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-- Engine.Log(string.format("Gun Rotation: (X: %.2f, Y: %.2f, Z: %.2f)", current_rotation.x, current_rotation.y, current_rotation.z), {1, 1, 1, 1})
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-- local current_position = transform:GetPosition()
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-- Engine.Log(string.format("Gun Position: (X: %.2f, Y: %.2f, Z: %.2f)", current_position.x, current_position.y, current_position.z), {1, 1, 1, 1})
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end
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