117 lines
2.9 KiB
Lua
117 lines
2.9 KiB
Lua
-- Load some default values for our agent.
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local r, g, b = love.math.colorFromBytes(132, 193, 238)
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love.graphics.setBackgroundColor(r, g, b)
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local timer = 0
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local int = math.ceil(timer)
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function love.load()
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anim8 = require 'libs/anim8'
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love.graphics.setDefaultFilter("nearest", "nearest")
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checker = 0
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agent = {}
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agent.vx = 0
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agent.vy = 0
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agent.x = 0
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agent.y = 0
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agent.speed = 300
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agent.spriteSheet = love.graphics.newImage('sprites/spritesheet3.png')
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agent.grid = anim8.newGrid( 64, 64, agent.spriteSheet:getWidth(), agent.spriteSheet:getHeight() )
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agent.animations = {}
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agent.animations.right = anim8.newAnimation( agent.grid('1-3', 1),0.15)
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agent.animations.left = anim8.newAnimation( agent.grid('1-3', 2),0.15)
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agent.anim = agent.animations.right
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isMouseDown = false
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mouseX, mouseY = 0, 0
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end
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function love.update(dt)
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timer = timer + dt
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local distance
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local isMoving = false
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if love.keyboard.isDown("right") then
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agent.anim = agent.animations.right
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agent.x = agent.x + 2
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isMoving = true
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end
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if love.keyboard.isDown("left") then
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isMoving = true
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agent.x = agent.x - 2
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agent.anim = agent.animations.left
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end
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agent.anim:update(dt)
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if isMoving == false then
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agent.anim:gotoFrame(1)
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end
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agent.x = agent.x + agent.vx * dt
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agent.y = agent.y + agent.vy * dt
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if love.mouse.isDown(1) then
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isMouseDown = true
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mouseX, mouseY = love.mouse.getPosition()
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else
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if isMouseDown then
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local dx = mouseX - agent.x
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local dy = mouseY - agent.y
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local distance = math.sqrt(dx * dx + dy * dy)
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agent.vx = (dx / distance) * agent.speed
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agent.vy = (dy / distance) * agent.speed
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end
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isMouseDown = false
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end
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local damping = 0.98
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local stopThreshold = 10
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agent.x = agent.x + agent.vx * dt
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agent.y = agent.y + agent.vy * dt
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agent.vx = agent.vx * damping
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agent.vy = agent.vy * damping
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if math.abs(agent.vx) < stopThreshold and math.abs(agent.vy) < stopThreshold then
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agent.vx = 0
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agent.vy = 0
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end
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end
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-- Draw a coloured rectangle.
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function love.draw()
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-- In versions prior to 11.0, color component values are (0, 102, 102)
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love.graphics.print(agent.x, 10, 210)
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love.graphics.print(int, 350, 0)
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agent.anim:draw(agent.spriteSheet, agent.x, agent.y, nil, 1)
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if isMouseDown then
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drawDottedArc(agent.x, agent.y, mouseX, mouseY)
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end
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end
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function drawDottedArc(x1, y1, x2, y2)
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local numDots = 20
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local distance = math.sqrt((x2 - x1) ^ 2 + (y2 - y1) ^ 2)
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for i = 1, numDots do
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local t = i / numDots
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local cx = x1 + (x2 - x1) * t
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local cy = y1 + (y2 - y1) * t
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love.graphics.circle("fill", cx, cy, 2)
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end
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end
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