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L÷VE for Lua Game Programming

You're reading from   L÷VE for Lua Game Programming If you want to create 2D games for Windows, Linux, and OS X, this guide to the L?ñVE framework is a must. Written for hobbyists and professionals, it will help you leverage Lua for fast and easy game development.

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Product type Paperback
Published in Sep 2013
Publisher Packt
ISBN-13 9781782161608
Length 106 pages
Edition 1st Edition
Languages
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Author (1):
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AKINLAJA DAMILARE JOSHUA AKINLAJA DAMILARE JOSHUA
Author Profile Icon AKINLAJA DAMILARE JOSHUA
AKINLAJA DAMILARE JOSHUA
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Toc

Life HUD


The life HUD will display the number of lives the player has left. We'll just do simple math to add life when a player collides with the life item, and subtract it when a player dies.

local life = 3

When a player hits the life item, the calculations are as follows:

life = life + 1

When s player dies, the calculations are as follows:

life = life – 1

Print the life count on screen using the following code:

love.graphics.print("Life: " life, 32, 32)
love.graphics.setFont(medium)

Now let's insert this into our main chunk:

life = 3
---when player picks life item
function LifePick(v)
  v.picked = true
  LifePicked = true
  
  lifebar = lifebar + 1
  
end
Now when player dies, update the Die() function:
---for now make the player re-spawn to position 32,32 on the tilemap when it dies.

function Die()

  life = life - 1

  player.l = 32

  player.t = 32
end
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