LÖVE

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function love.load()
--initial graphics and physics setup
  love.graphics.setMode(1280, 720, false, true, 8) --sets the window dimensions to 720p
  love.physics.setMeter(64)
  world = love.physics.newWorld(0, 0, 1280, 720, 500, 500, true )
  objects = {}
  objects.ice = {}
  objects.ice.body = love.physics.newBody(world, 0, 0, "dynamic")
  objects.ice.shape = love.physics.newRectangleShape(1280, 720)
--objects.ice.fixture = love.physics.newFixture(objects.ice.body, objects.ice.shape)
  objects.rrock = {}
  objects.rrock.body = love.physics.newBody(world, 64, 310, "dynamic")
  objects.rrock.shape = love.physics.newCircleShape(32)
  objects.rrock.fixture = love.physics.newFixture(objects.rrock.body, objects.rrock.shape, 1)
  objects.rrock.fixture:setRestitution(0)
  objects.rrock.body:setMassData(0, 0, 0, 0)
  objects.rrock.body:setLinearDamping(0.5)
  objects.brock = {}
  objects.brock.body = love.physics.newBody(world, 64, 310, "dynamic")
  objects.brock.shape = love.physics.newCircleShape(32)
  objects.brock.fixture = love.physics.newFixture(objects.brock.body, objects.brock.shape, 1)
  objects.brock.fixture:setRestitution(0)
  objects.brock.body:setMassData(0, 0, 0, 0)
  objects.brock.body:setLinearDamping(0.5)
  rrock = love.graphics.newImage("rrock.png")
  brock = love.graphics.newImage("brock.png")
  ice = love.graphics.newImage("ice.png")
  power = love.graphics.newImage("power.png")
  mouse = love.mouse
  stonepower = 0
  love.graphics.setCaption ("Get Your Rocks Off | Version 0.1")
  curl = 0 --going to make this a sine or cosine (depending on in or out turn) function
  jointr = love.physics.newFrictionJoint( objects.ice.body, objects.rrock.body, 0, 0, 1280, 720, true )
  jointb = love.physics.newFrictionJoint( objects.ice.body, objects.brock.body, 0, 0, 1280, 720, true )
  forcer = jointr:setMaxForce(1)
  forceb = jointb:setMaxForce(1)
  shot = objects.rrock.body
  x = 0
  y = 0
end

function love.update(dt)
world:update(dt) --updates every frame (important)
   if drag then
      objects.rrock.body:setPosition(64, love.mouse.getY()-64)
   end
   	if love.mouse.isDown("l") then
          stonepower = stonepower + (dt*1000)  -- increases the variable by 100 for every second the button is held down
end 

function love.mousepressed(x,y,button)
   if button == "l" then
      if drag == false then
         MousePositionSaved = { x= love.mouse.getX(), y=love.mouse.getY() }
      end
   drag = true
   end
end



if love.mousereleased() == true  then
  x,y = objects.rrock.body:getLinearVelocity() -- define the velocity change for the x and y axis.
end
 
if x>1 then 
  objects.rrock = shot
  elseif  love.mousereleased() == true and objects.brock.body:getLinearVelocity() > 1 then
  objects.brock = shot
end
end


function love.mousereleased()
   if drag then
      drag = false
      shot:setLinearVelocity(0, 0)
      shot:setAngularVelocity(0)
      shot:applyForce((stonepower*30), 0 )
      stonepower = 0
   end 
end

function love.draw()
  love.graphics.draw(ice, 0, 0, 0)
  love.graphics.draw(brock, objects.brock.body:getX(), objects.brock.body:getY(), objects.brock.shape:getRadius())
  love.graphics.draw(rrock, objects.rrock.body:getX(), objects.rrock.body:getY(), objects.rrock.shape:getRadius())
  love.graphics.draw(power, 640, 360, stonepower/200, stonepower/2000) 
end