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https://github.com/Refactorio/RedMew.git
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91 lines
2.8 KiB
Lua
91 lines
2.8 KiB
Lua
local Task = require 'utils.Task'
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local Token = require 'utils.token'
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local random = math.random
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local CreateParticles = {}
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local on_play_particle = Token.register(function (params)
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params.surface.create_entity(params.prototype)
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end)
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local function play_particle_sequence(surface, sequences)
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local create_entity = surface.create_entity
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for i = 1, #sequences do
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local sequence = sequences[i]
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local frame = sequence.frame
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if frame == 1 then
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create_entity(sequence.prototype)
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else
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Task.set_timeout_in_ticks(frame, on_play_particle, {surface = surface, prototype = sequence.prototype})
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end
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end
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end
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---@param create_entity function a reference to a surface.create_entity
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---@param particle_count number particle count to spawn
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---@param position Position
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function CreateParticles.destroy_rock(create_entity, particle_count, position)
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for _ = particle_count, 1, -1 do
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create_entity({
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position = position,
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name = 'stone-particle',
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movement = {random(-5, 5) * 0.01, random(-5, 5) * 0.01},
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frame_speed = 1,
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vertical_speed = random(12, 14) * 0.01,
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height = random(9, 11) * 0.1,
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})
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end
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end
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---@param create_entity function a reference to a surface.create_entity
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---@param particle_count number particle count to spawn
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---@param position Position
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function CreateParticles.mine_rock(create_entity, particle_count, position)
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for _ = particle_count, 1, -1 do
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create_entity({
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position = position,
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name = 'stone-particle',
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movement = {random(-5, 5) * 0.01, random(-5, 5) * 0.01},
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frame_speed = 1,
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vertical_speed = random(8, 10) * 0.01,
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height = random(5, 8) * 0.1,
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})
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end
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end
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---Creates a prototype for LuaSurface.create_entity
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---@param particle string name of the particle
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---@param x number
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---@param y number
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local function create_ceiling_prototype(particle, x, y)
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return {
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name = particle,
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position = {x = x + random(0, 1), y = y + random(0, 1)},
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movement = {random(-5, 5) * 0.002, random(-5, 5) * 0.002},
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frame_speed = 1,
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vertical_speed = 0,
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height = 3
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}
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end
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---Creates a crumbling effect from the ceiling
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---@param surface LuaSurface
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---@param position table
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function CreateParticles.ceiling_crumble(surface, position)
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local sequences = {}
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local x = position.x
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local y = position.y
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for i = 1, 2 do
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sequences[i] = {frame = i*random(1,15), prototype = create_ceiling_prototype('explosion-remnants-particle', x, y)}
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end
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for i = 3, 6 do
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sequences[i] = {frame = i*random(1,15), prototype = create_ceiling_prototype('stone-particle', x, y)}
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end
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play_particle_sequence(surface, sequences)
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end
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return CreateParticles
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