diff options
Diffstat (limited to 'not/Hero.lua')
| -rw-r--r-- | not/Hero.lua | 239 |
1 files changed, 133 insertions, 106 deletions
diff --git a/not/Hero.lua b/not/Hero.lua index feb61da..039aeb8 100644 --- a/not/Hero.lua +++ b/not/Hero.lua @@ -1,82 +1,81 @@ --- `Hero` -- Hero (often referred to as: "naut") entity that exists in a game world. -- Collision category: [2] -Hero = { - -- General and physics - name = "empty", - angle = 0, - facing = 1, - max_velocity = 105, - world = --[[not.World]]nil, - group = nil, - -- Combat - combo = 0, - lives = 3, - spawntimer = 2, - isAlive = true, - punchCooldown = 0.25, - punchdir = 0, -- a really bad thing - -- Movement - inAir = true, - salto = false, - isJumping = false, - isWalking = false, - jumpTimer = 0.16, - jumpCounter = 2, - -- Statics - portrait_sprite = nil, - portrait_frame = nil, - portrait_sheet = getNautsIconsList(), - portrait_box = love.graphics.newQuad( 0, 15, 32,32, 80,130), - sfx = require "config.sounds", -} +Hero = require "not.PhysicalBody":extends() --- `Hero` is a child of `PhysicalBody`. -require "not.PhysicalBody" -Hero.__index = Hero -setmetatable(Hero, PhysicalBody) +-- Few are left... +Hero.jumpTimer = 0.16 +Hero.jumpCounter = 2 +Hero.sfx = require "config.sounds" + +Hero.QUAD_PORTRAITS = getNautsIconsList() +Hero.QUAD_FRAME = love.graphics.newQuad(0, 15, 32,32, 80,130) +Hero.IMAGE_PORTRAITS = nil +Hero.IMAGE_FRAME = nil +Hero.MAX_VELOCITY = 105 +Hero.RESPAWN_TIME = 2 +Hero.PUNCH_COOLDOWN = 0.25 +Hero.PUNCH_FIXTURE_LIFETIME = 0.08 +Hero.PUNCH_LEFT = {-2,-6, -20,-6, -20,6, -2,6} +Hero.PUNCH_RIGHT = {2,-6, 20,-6, 20,6, 2,6} +Hero.PUNCH_UP = {-8,-4, -8,-20, 8,-20, 8,-4} +Hero.PUNCH_DOWN = {-8,4, -8,20, 8,20, 8,4} -- Constructor of `Hero`. -function Hero:new (game, world, x, y, name) - local o = setmetatable({}, self) - o:init(name, game, x, y) - -- Load portraits statically. - if self.portrait_sprite == nil then - self.portrait_sprite = love.graphics.newImage("assets/portraits.png") - self.portrait_frame = love.graphics.newImage("assets/menu.png") +function Hero:new (name, x, y, world) + local imagePath = string.format("assets/nauts/%s.png", name) + Hero.load() + Hero.__super.new(self, x, y, world, imagePath) + -- Physics + self.group = -1-#world.Nauts + self:setBodyType("dynamic") + self:setBodyFixedRotation(true) + self:newFixture() + -- General + self.world = world + self.name = name + self.angle = 0 + self.facing = 1 + -- Status + self.combo = 0 + self.lives = 3 + self.inAir = true + self.salto = false + self.smoke = false + self.isAlive = true + self.isWalking = false + self.isJumping = false + self.spawntimer = 2 + self.punchCooldown = 0 + self:setAnimationsList(require("config.animations.hero")) + -- Post-creation + self:createEffect("respawn") +end + +-- TODO: This is temporarily called by constructor. +function Hero.load () + if Hero.IMAGE_PORTRAITS == nil then + Hero.IMAGE_PORTRAITS = love.graphics.newImage("assets/portraits.png") + Hero.IMAGE_FRAME = love.graphics.newImage("assets/menu.png") end - return o end --- Initializer of `Hero`. -function Hero:init (name, world, x, y) - -- Find imagePath based on hero name. - local fileName = name or Hero.name -- INITIAL from metatable - local imagePath = string.format("assets/nauts/%s.png", fileName) - -- `PhysicalBody` initialization. - PhysicalBody.init(self, world, x, y, imagePath) - self:setBodyType("dynamic") - self:setBodyFixedRotation(true) - self.group = -1-#world.Nauts - -- Main fixture initialization. +--- Creates hero's fixture and adds it to physical body. +function Hero:newFixture () local fixture = self:addFixture({-5,-8, 5,-8, 5,8, -5,8}, 8) fixture:setUserData(self) fixture:setCategory(2) fixture:setMask(2) fixture:setGroupIndex(self.group) - -- Actual `Hero` initialization. - self.world = world - self.punchCooldown = 0 - self.name = name - self:setAnimationsList(require("config.animations.hero")) - self:createEffect("respawn") end -- Update callback of `Hero` function Hero:update (dt) - PhysicalBody.update(self, dt) - if self.body:isDestroyed() then return end - + Hero.__super.update(self, dt) + if self.body:isDestroyed() then + return + end + self:dampVelocity(dt) -- Salto if self.salto and (self.current == self.animations.walk or self.current == self.animations.default) then self.angle = (self.angle + 17 * dt * self.facing) % 360 @@ -84,23 +83,6 @@ function Hero:update (dt) self.angle = 0 end - -- Custom linear damping. - if not self.isWalking then - local face = nil - local x, y = self:getLinearVelocity() - if x < -12 then - face = 1 - elseif x > 12 then - face = -1 - else - face = 0 - end - self:applyForce(40*face,0) - if not self.inAir then - self:applyForce(80*face,0) - end - end - -- Could you please die? -- TODO: World/Map function for testing if Point is inside playable area. local m = self.world.map @@ -120,6 +102,13 @@ function Hero:update (dt) self:respawn() end + -- Trail spawner + -- TODO: lower the frequency of spawning - currently it is each frame. + if self.smoke and self.inAir then + local dx, dy = love.math.random(-5, 5), love.math.random(-5, 5) + self:createEffect("trail", dx, dy) + end + -- # PUNCH -- Cooldown self.punchCooldown = self.punchCooldown - dt @@ -135,17 +124,33 @@ function Hero:update (dt) end -- Stop vertical - local c,a = self.current, self.animations - if (c == a.attack_up or c == a.attack_down or c == a.attack) and self.frame < c.frames then - if self.punchdir == 0 then - self:setLinearVelocity(0,0) - else - self:setLinearVelocity(38*self.facing,0) + local currentAnimation = self:getAnimation() + if self.frame < currentAnimation.frames then + if currentAnimation == self.animations.attack_up or currentAnimation == self.animations.attack_down then + self:setLinearVelocity(0, 0) + end + if currentAnimation == self.animations.attack then + self:setLinearVelocity(38*self.facing, 0) end end +end - if self.punchCooldown <= 0 and self.punchdir == 1 then - self.punchdir = 0 +--- Damps linear velocity every frame by applying minor force to body. +function Hero:dampVelocity (dt) + if not self.isWalking then + local face + local x, y = self:getLinearVelocity() + if x < -12 then + face = 1 + elseif x > 12 then + face = -1 + else + face = 0 + end + self:applyForce(40*face,0) + if not self.inAir then + self:applyForce(80*face,0) + end end end @@ -163,7 +168,13 @@ end -- Draw of `Hero` function Hero:draw (offset_x, offset_y, scale, debug) if not self.isAlive then return end - PhysicalBody.draw(self, offset_x, offset_y, scale, debug) + Hero.__super.draw(self, offset_x, offset_y, scale, debug) +end + +function Hero:drawTag (offset_x, offset_y, scale) + local x,y = self:getPosition() + love.graphics.setFont(Font) + love.graphics.printf(string.format("Player %d", math.abs(self.group)), (math.floor(x)+offset_x)*scale, (math.floor(y)+offset_y-26)*scale,100,'center',0,scale,scale,50,0) end -- Draw HUD of `Hero` @@ -172,8 +183,8 @@ function Hero:drawHUD (x,y,scale,elevation) -- hud displays only if player is alive if self.isAlive then love.graphics.setColor(255,255,255,255) - love.graphics.draw(self.portrait_frame, self.portrait_box, (x)*scale, (y)*scale, 0, scale, scale) - love.graphics.draw(self.portrait_sprite, self.portrait_sheet[self.name], (x+2)*scale, (y+3)*scale, 0, scale, scale) + love.graphics.draw(self.IMAGE_FRAME, self.QUAD_FRAME, (x)*scale, (y)*scale, 0, scale, scale) + love.graphics.draw(self.IMAGE_PORTRAITS, self.QUAD_PORTRAITS[self.name], (x+2)*scale, (y+3)*scale, 0, scale, scale) local dy = 30 * elevation love.graphics.setFont(Font) love.graphics.print((self.combo).."%",(x+2)*scale,(y-3+dy)*scale,0,scale,scale) @@ -194,35 +205,44 @@ function Hero:goToNextFrame () end -- Spawn `Effect` relative to `Hero` -function Hero:createEffect (name) - if name == "trail" or name == "hit" then - -- 16px effect: -7 -7 - self.world:createEffect(name, self.body:getX()-8, self.body:getY()-8) - elseif name ~= nil then - -- 24px effect: -12 -15 - self.world:createEffect(name, self.body:getX()-12, self.body:getY()-15) +function Hero:createEffect (name, dx, dy) + local x, y = self.body:getX()-12, self.body:getY()-15 + if dx then + x = x + dx end + if dy then + y = y + dy + end + self.world:createEffect(name, x, y) +end + +-- Called by World when Hero starts contact with Platform (lands). +function Hero:land () + self.inAir = false + self.jumpCounter = 2 + self.salto = false + self.smoke = false + self:createEffect("land") end -- Creates temporary fixture for hero's body that acts as sensor. -- direction: ("left", "right", "up", "down") -- Sensor fixture is deleted after time set in UserData[1]; deleted by `not.Hero.update`. --- TODO: Magic numbers present in `not.Hero.punch`. function Hero:punch (direction) - self.punchCooldown = Hero.punchCooldown -- INITIAL from metatable + self.punchCooldown = Hero.PUNCH_COOLDOWN -- Choose shape based on punch direction. local shape - if direction == "left" then shape = {-2,-6, -20,-6, -20,6, -2,6} end - if direction == "right" then shape = {2,-6, 20,-6, 20,6, 2,6} end - if direction == "up" then shape = {-8,-4, -8,-20, 8,-20, 8,-4} end - if direction == "down" then shape = {-8,4, -8,20, 8,20, 8,4} end + if direction == "left" then shape = Hero.PUNCH_LEFT end + if direction == "right" then shape = Hero.PUNCH_RIGHT end + if direction == "up" then shape = Hero.PUNCH_UP end + if direction == "down" then shape = Hero.PUNCH_DOWN end -- Create and set sensor fixture. local fixture = self:addFixture(shape, 0) fixture:setSensor(true) fixture:setCategory(3) - fixture:setMask(1,3) + fixture:setMask(1) fixture:setGroupIndex(self.group) - fixture:setUserData({0.08, direction}) + fixture:setUserData({Hero.PUNCH_FIXTURE_LIFETIME, direction}) self:playSound(4) end @@ -251,15 +271,18 @@ function Hero:damage (direction) self.combo = math.min(999, self.combo + 10) self.punchCooldown = 0.08 + self.combo*0.0006 self:playSound(2) + if self.combo > 80 then + self.smoke = true + end end -- DIE function Hero:die () self:playSound(1) - self.combo = Hero.combo -- INITIAL from metatable + self.combo = 0 self.lives = self.lives - 1 self.isAlive = false - self.spawntimer = Hero.spawntimer -- INITIAL from metatable + self.spawntimer = Hero.RESPAWN_TIME self:setBodyActive(false) self.world:onNautKilled(self) end @@ -267,6 +290,8 @@ end -- And then respawn. Like Jon Snow. function Hero:respawn () self.isAlive = true + self.salto = false + self.smoke = false self:setLinearVelocity(0,0) self:setPosition(self.world:getSpawnPosition()) -- TODO: I'm not convinced about getting new position like this. self:setBodyActive(true) @@ -282,3 +307,5 @@ function Hero:playSound (sfx, force) source:play() end end + +return Hero |