fpv/source/scripts/player.lua
2024-06-03 20:08:46 +03:00

255 lines
6.1 KiB
Lua

Player = {}
class("Player").extends(NobleSprite)
function Player:init(x, y)
Player.super.init(self, "assets/sprites/player", true)
-- Animation properties
self.animation:addState("run", 8, 14)
self.animation.run.frameDuration = 2
self.animation:addState("up", 1, 7)
self.animation.up.frameDuration = 6
self.animation:addState("down", 1, 7)
self.animation.down.frameDuration = 6
self.animation:addState("boom", 15, 21)
self.animation.boom.frameDuration = 10
self.animation.boom.loop = false
self.animation:setState("down")
self:add()
-- Collision properties
self:setSize(64, 64)
self:moveTo(x, y)
self:setZIndex(ZIndex.player)
self:setGroups(CollideGroups.player)
self:setCollidesWithGroups(
{
CollideGroups.enemy,
CollideGroups.wall
})
self:setCollideRect(3, 19, 60, 33)
self:setTag(1)
-- Physics properties
self.fallSpeed = 0.05
self.xVelocity = -0.5
self.yVelocity = self.fallSpeed
self.maxXSpeed = 2
self.maxYSpeed = 5
self.acceleration = 0.05
self.friction = 0.95
self.yInertia = 0
self.maxFallSpeed = 0.7
self.frictionAccel = 0.3
-- Player State
self.touchingGround = false
self.touchingCeiling = false
self.touchingWall = false
Player.dead = false
Player.fullBat = 10000
Player.bat = Player.fullBat
Player.dischargeRate = 1
Player.moveRight = false
self.lastDirection = nil
self.targetDone = false
end
function Player:handleInput()
if Player.bat <= 0 or Player.dead then
return
end
local crankChange, acceleratedChange = playdate.getCrankChange()
-- X velocity
if not playdate.buttonIsPressed(playdate.kButtonLeft) and not playdate.buttonIsPressed(playdate.kButtonRight) then
self.xVelocity = self.xVelocity * self.friction
Player.moveRight = false
self.animation:setState("down")
end
local isChangingDirection = false
if playdate.buttonIsPressed(playdate.kButtonLeft) then
if self.lastDirection == "right" then
isChangingDirection = true
end
self:changeToRunState("left")
self.lastDirection = "left"
self.xVelocity = self.xVelocity - self.acceleration
elseif playdate.buttonIsPressed(playdate.kButtonRight) then
if self.lastDirection == "left" then
isChangingDirection = true
end
self:changeToRunState("right")
Player.moveRight = true
self.lastDirection = "right"
self.xVelocity = self.xVelocity + self.acceleration
end
if isChangingDirection then
self.xVelocity = self.xVelocity * self.frictionAccel
end
-- Y velocity
if crankChange ~= 0 then
if crankChange > 0 then
self.animation:setState("up")
else
self.animation:setState("down")
end
self.yInertia = self.yInertia - (acceleratedChange * 0.007)
else
self.yInertia = self.yInertia * self.friction
end
end
function Player:changeToRunState(direction)
if direction == "left" then
self.animation.direction = Noble.Animation.DIRECTION_LEFT
self.animation:setState("run")
elseif direction == "right" then
self.animation.direction = Noble.Animation.DIRECTION_RIGHT
self.animation:setState("run")
end
end
function Player:boom(collisionObject)
Player.dead = true
self.animation:setState("boom")
local particleB = ParticlePoly(self.x, self.y)
particleB:setThickness(2)
particleB:setAngular(-15, 15)
particleB:setSize(1, 2)
particleB:setSpeed(1, 3)
particleB:setMode(Particles.modes.STAY)
particleB:setBounds(0, 0, 400, 240)
particleB:setColour(Graphics.kColorXOR)
particleB:add(20)
if collisionObject then
collisionObject:remove()
end
end
function Player:handleMovementAndCollisions()
if Player.dead then
return
end
local xVel = self.xVelocity
local yVel = self.yVelocity + self.yInertia + self.fallSpeed
if (self.x < 20 and xVel < 0) or (self.x > 380 and xVel > 0) then -- Screen bounds
xVel = 0
end
local _, _, collisions, length = self:checkCollisions(self.x + xVel, self.y + yVel)
self.touchingGround = false
self.touchingCeiling = false
self.touchingWall = false
for i = 1, length do
local collision = collisions[i]
local collisionType = collision.type
local collisionObject = collision.other
local collisionTag = collisionObject:getTag()
if collisionType == Graphics.sprite.kCollisionTypeSlide then
if collision.normal.y == -1 then
self.touchingGround = true
elseif collision.normal.y == 1 then
self.touchingCeiling = true
end
if collision.normal.x ~= 0 then
self.touchingWall = true
end
end
if collisionTag == 3 then -- Ground
self:boom()
return
elseif collisionTag == 154 then -- Baleba
--self:boom(collisionObject)
return
elseif collisionTag == 2 then -- Tank
self:boom()
BigBoom()
self.targetDone = true
local particleC = ParticlePoly(collisionObject.x, collisionObject.y)
particleC:setThickness(5)
particleC:setAngular(-15, 15)
particleC:setSize(1, 10)
particleC:setSpeed(1, 3)
particleC:setMode(Particles.modes.STAY)
particleC:setBounds(0, 0, 400, 240)
particleC:setColour(Graphics.kColorXOR)
particleC:add(50)
collisionObject:fadeout()
return
end
end
self:moveTo(self.x + xVel, self.y + yVel)
end
function Player:handleDischarge(state)
if Player.dead then
return
end
if Player.bat <= 0 then
Player.bat = 0
self.fallSpeed = 2
self.animation:setState("down")
return
end
if Player.bat < 5000 then
self.fallSpeed = self.maxFallSpeed
end
if Player.bat < 3000 then
self.frictionAccel = 0.4
end
if state == "run" then
Player.dischargeRate = 5
elseif state == "up" then
Player.dischargeRate = 10
else
Player.dischargeRate = 1
end
if self.y < 5 then
Player.dischargeRate = 20
end
Player.bat = Player.bat - Player.dischargeRate
end
function Player:update()
self:handleMovementAndCollisions()
if Player.dead then
return
end
self:handleDischarge(self.animation.currentName)
self:handleInput()
end
function Player:isMovingRight()
return Player.moveRight
end
function Player:isDead()
return Player.dead
end
function Player:getBat()
return Player.bat
end