initial commit

LICENSE

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+MIT License
+
+Copyright (c) 2021 zuckerberg
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.txt

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+A Cute little fish game made in one hour for a game jam.  Depends on love2d

main.lua

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+local i,v
+local j,k
+
+local speed = 300
+local food = {}
+local shark = {}
+local player = {
+  x = 300,
+  y = 300,
+  r = 30,
+  flip = false
+}
+local img = {}
+
+local score = 0
+local lives = 3
+
+function love.load()
+  math.randomseed(os.time())
+  love.mouse.setVisible(false)
+  addFood()
+  addShark()
+  img.fish = love.graphics.newImage("fish_swim.png")
+  img.food = love.graphics.newImage("food.png")
+  img.grass = love.graphics.newImage("grass.png")
+  img.background = love.graphics.newImage("background.png")
+  img.shark = love.graphics.newImage("shark.png")
+end
+
+function love.update(dt)
+  for i,v in ipairs(food) do
+    v.x = v.x + dt*v.dx
+    v.y = v.y + dt*v.dy
+    if v.x < -30 then
+      v.x = 830
+    elseif v.y < -30 then
+      v.y = 630
+    elseif v.x > 830 then
+      v.x = -30
+    elseif v.y > 630 then
+      v.y = -30
+    end
+  end
+  for i,v in ipairs(shark) do
+    v.x = v.x + dt*v.dx
+    v.y = v.y + dt*v.dy
+    if v.x < -50 then
+      v.x = 850
+    elseif v.y < -50 then
+      v.y = 650
+    elseif v.x > 850 then
+      v.x = -50
+    elseif v.y > 650 then
+      v.y = -50
+    end
+  end
+
+  toRemove = {}
+  for j,k in ipairs(shark) do
+    if collide(player,k) then
+      table.insert(toRemove,j)
+    end
+  end
+  if #toRemove ~= 0 then
+    player.x = 300
+    player.y = 300
+  end
+  lives = lives - #toRemove
+  for i,v in ipairs(toRemove) do
+    table.remove(shark, v)
+  end
+  for i,v in ipairs(toRemove) do
+    addShark()
+    addShark()
+  end
+
+  -- check to see if player ate food
+  toRemove = {}
+  for j,k in ipairs(food) do
+    if collide(player,k) then
+      table.insert(toRemove,j)
+      if lives > 0 then
+        score = score + 1
+        addShark()
+      end
+    end
+  end
+  for i,v in ipairs(toRemove) do
+    table.remove(food, v)
+  end
+  for i,v in ipairs(toRemove) do
+    addFood()
+  end
+
+  -- TODO: make this logic better
+  if math.floor(score) ~= math.floor(score + dt) then
+    if math.random(0,4) == 0 then
+      addFood()
+    end
+    if math.floor(score + dt) % 10 == 0 then
+      addShark()
+    end
+    if score % 2 == 0 then
+      addShark()
+    end
+  end
+
+  if love.keyboard.isDown("escape") then
+    love.event.quit()
+  end
+
+  if love.keyboard.isDown("left") then
+    player.x = player.x - dt * speed 
+    player.flip = false
+  end
+  if love.keyboard.isDown("right") then
+    player.x = player.x + dt * speed 
+    player.flip = true
+  end
+  if love.keyboard.isDown("up") then
+    player.y = player.y - dt * speed 
+  end
+  if love.keyboard.isDown("down") then
+    player.y = player.y + dt * speed 
+  end
+end
+
+function love.draw()
+
+  love.graphics.draw(img.background, 0, 0)
+
+  for i,v in ipairs(food) do
+    -- love.graphics.circle("fill", v.x, v.y, v.r)
+    love.graphics.draw(img.food, v.x - 30, v.y - 30, 0, 0.3)
+  end
+
+  for i,v in ipairs(shark) do
+    -- love.graphics.circle("fill", v.x, v.y, v.r)
+    love.graphics.draw(img.shark, v.x - 70, v.y - 60, 0, 0.25, 0.25)
+  end
+
+  -- love.graphics.circle("fill", player.x, player.y, player.r)
+  local flip = 1
+  local pos = 0
+  if player.flip then
+    flip = -1
+    pos = 100
+  end
+  love.graphics.draw(img.fish, pos + player.x - 50, player.y - 30, 0, flip * 0.2, 0.2)
+
+  love.graphics.print('Score: ' .. math.floor(score), 10, 0, 0, 3)
+  love.graphics.print('Lives: ' .. lives, 10, 35, 0, 3)
+
+
+  if lives <= 0 then
+    love.graphics.print('GAME OVER', 0, 0, 0, 10)
+  end
+end
+
+function addFood()
+  table.insert(food, {
+    x = 830, y=math.random(100, 500), r=math.random(10,20),
+    dx=-math.random(30,50), dy=math.random(30,50)
+  })
+end
+
+function addShark()
+  table.insert(shark, {
+    x = 850, y=math.random(0, 600), r=math.random(40,50),
+    dx=3*math.random(-30,-50), dy=(math.random(0,2)-1)*math.random(-30,-50)
+  })
+end
+
+function collide(a, b)
+  local x = a.x - b.x
+  local y = a.y - b.y
+  local r = a.r + b.r
+  return x*x + y*y <= r*r
+end