Rocket-Bytes/Source/Player.lua
2022-05-14 18:31:57 -06:00

120 lines
No EOL
3.2 KiB
Lua

import "CoreLibs/math"
import "CoreLibs/animation"
local velocity = {x=0,y=0}
local lerpmnt <const> = 0.5
local grav <const> = 0.2
scale = 1
local dead = false
local exists = false
local active = false
local gfx <const> = playdate.graphics
local imgRocket = gfx.image.new("gfx/rocket")
local imgFire = gfx.imagetable.new("gfx/fire")
assert(imgRocket)
sprRocket = gfx.sprite.new(imgRocket)
local loopFire = gfx.animation.loop.new(200,imgFire)
sprRocket:setCollideRect(7, 7, 14, 14)
local startpos = {x=0,y=0}
local imgBigRocket = gfx.image.new("gfx/bigrocket")
assert(imgBigRocket)
local sprBigRocket = gfx.sprite.new(imgBigRocket)
sprBigRocket:setCollideRect(8,8,48,48)
sprBigRocket:setGroups({2})
function addPlayer(_x,_y,__x,__y)
song:stop()
song:load("sfx/song2")
song:play(0)
exists = true
dead = false
scale = 1
active = false
velocity = {x=0,y=0}
startpos = {x= _x,y=_y}
sprBigRocket:moveTo(__x,__y)
sprBigRocket:add()
sprRocket:moveTo(_x,_y)
sprRocket:add()
sprRocket:setVisible(true)
end
function killPlayer()
exists = false
active = false
sprRocket:remove()
gfx.setDrawOffset(0,0)
end
local function playerWin()
if active then
song:stop()
song:load("sfx/song3")
song:play(1)
end
active = false
exists = false
dead = true
end
local function die()
deaths +=1
active = false
velocity = {x=0,y=0}
sprRocket:moveTo(startpos.x, startpos.y)
end
function updatePlayer()
sprRocket:setImage(imgRocket)
if active == true then
if playdate.buttonIsPressed(playdate.kButtonUp) or playdate.buttonIsPressed(playdate.kButtonA) then
velocity.x = velocity.x + math.sin(math.rad(playdate.getCrankPosition())) /2
velocity.y = velocity.y - math.cos(math.rad(playdate.getCrankPosition())) /2
end
sprRocket:moveBy(velocity.x,velocity.y)
local cx, cy = gfx.getDrawOffset()
gfx.setDrawOffset(playdate.math.lerp(cx,(-sprRocket.x + 200), lerpmnt), playdate.math.lerp(cy,(-sprRocket.y + 120), lerpmnt))
sprRocket:setRotation(0)
sprRocket:update()
--print(#sprRocket:overlappingSprites())
velocity.y += grav
if #sprRocket:overlappingSprites() > 0 then
die()
end
elseif exists == true then
if playdate.buttonIsPressed(playdate.kButtonUp) or playdate.buttonIsPressed(playdate.kButtonA) then
active = true
end
local cx, cy = gfx.getDrawOffset()
gfx.setDrawOffset(playdate.math.lerp(cx,(-sprRocket.x + 200), lerpmnt), playdate.math.lerp(cy,(-sprRocket.y + 120), lerpmnt))
elseif dead == true then
if scale > 0.1 then
scale -= 0.05
else
sprRocket:setVisible(false)
end
end
updateExit()
if playdate.buttonIsPressed(playdate.kButtonA) or playdate.buttonIsPressed(playdate.kButtonUp) then
sprRocket:setImage(loopFire:image())
end
sprRocket:setScale(scale,scale)
sprRocket:setRotation(playdate.getCrankPosition())
end
function updateExit()
if sprBigRocket:alphaCollision(sprRocket) and energy == totalEnergy then
playerWin()
end
end