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bubble_shooter_love2d
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Refactor delta time

main
Tyler Scott 2022-02-09 07:58:02 +07:00
parent 75805b1093
commit 7755bb3885
1 changed files with 6 additions and 5 deletions
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11
main.lua
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@ -1,4 +1,5 @@
local tau = math.pi * 2 local tau = math.pi * 2
local delta_time = 1/120
local game = {} local game = {}
local function load_level(level, bubble_diameter, row_gap) local function load_level(level, bubble_diameter, row_gap)
@ -181,7 +182,7 @@ function love.load(arg)
game.bubble_diameter = 60 game.bubble_diameter = 60
game.bubble_radius = game.bubble_diameter / 2 game.bubble_radius = game.bubble_diameter / 2
game.bubble_speed = 8 -- px/frame game.bubble_speed = 960 * delta_time -- 960 px/s
-- vertical distance between bubble center points -- vertical distance between bubble center points
game.row_gap = math.ceil(math.sqrt( game.row_gap = math.ceil(math.sqrt(
@ -361,8 +362,8 @@ function love.update(dt)
game.falling_bubbles[#game.falling_bubbles+1] = { game.falling_bubbles[#game.falling_bubbles+1] = {
x = game.bubble_slots[index].x, x = game.bubble_slots[index].x,
y = game.bubble_slots[index].y, y = game.bubble_slots[index].y,
velocity_x = i % 2 == 0 and -2 or 2, velocity_x = (i % 2 == 0 and -200 or 200) * delta_time,
velocity_y = love.math.random(-2.0, -5.0), velocity_y = love.math.random(-200.0, -500.0) * delta_time,
bubble_type = game.bubble_slots[index].bubble_type bubble_type = game.bubble_slots[index].bubble_type
} }
game.bubble_slots[index].bubble_type = 0 game.bubble_slots[index].bubble_type = 0
@ -418,7 +419,7 @@ function love.update(dt)
bubble.x = bubble.x + bubble.velocity_x bubble.x = bubble.x + bubble.velocity_x
bubble.y = bubble.y + bubble.velocity_y bubble.y = bubble.y + bubble.velocity_y
bubble.velocity_x = bubble.velocity_x * 0.99 bubble.velocity_x = bubble.velocity_x * 0.99
bubble.velocity_y = bubble.velocity_y + 0.3 -- gravity 0.3 bubble.velocity_y = bubble.velocity_y + 36 * delta_time -- gravity
if bubble.x - game.bubble_radius <= game.level_left or if bubble.x - game.bubble_radius <= game.level_left or
bubble.x + game.bubble_radius >= game.level_right then bubble.x + game.bubble_radius >= game.level_right then
bubble.velocity_x = -bubble.velocity_x bubble.velocity_x = -bubble.velocity_x
@ -585,7 +586,7 @@ function love.run()
if love.timer then love.timer.step() end if love.timer then love.timer.step() end
local dt = 1/120 -- update 120 times per second local dt = delta_time -- update 120 times per second
local accumulator = 0.0 local accumulator = 0.0
return function() return function()