Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
roguelike ascii tile display
local data = love.image.newImageData("Alloy_curses_12x12.png")
data:mapPixel(function(x,y,r,g,b,a)
if r == 255 and b == 255 and g ~= 255 then
r,g,b,a = 0,0,0,0
end
return r,g,b,a
end)
local img = love.graphics.newImage(data)
local spritebatch = love.graphics.newSpriteBatch(img, 87*25, "stream")
local quads = {}
for x = 0, 255 do
local i,j = 1+(x%16), math.floor(x/16)
quads[x] = love.graphics.newQuad(i*12, j*12, 12, 12, img:getWidth(), img:getHeight())
end
local random = math.random
local map = {}
local smap = {}
local old = {}
for i=0,86 do
map[i] = {}
smap[i] = {}
old[i] = {}
for j=0,24 do
map[i][j] = random(255)
old[i][j] = random(255)
spritebatch:setColor(255,255,255)
smap[i][j] = spritebatch:add(quads[map[i][j]], i*12, j*12)
end
end
love.draw = function()
for i=0,86 do
for j=0,24 do
if map[i][j] ~= old[i][j] then
old[i][j] = map[i][j]
spritebatch:setColor(255,255,255)
spritebatch:set(smap[i][j], quads[map[i][j]], i*12, j*12)
end
end
end
love.graphics.setColor(255,255,255,255)
love.graphics.draw(spritebatch)
love.graphics.print("FPS:"..love.timer.getFPS(),0,love.graphics.getHeight()-16)
end
love.update = function()
if love.keyboard.isDown(" ") then
for i=0,86 do
for j=0,24 do
map[i][j] = math.random(255)
end
end
end
end
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session.