LÖVE

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for i = 1, 30 do
	local x = math.random(pb.grigWidth)
	local y = math.random(pb.grigHeight)
	--createMapTile (pb.staticTilesMap, y, x)
end

-- horizontal border
for x = 1, pb.grigWidth do
	local y1 = 1
	local y2 = pb.grigHeight
	--createMapTile (pb.staticTilesMap, y1, x)
	--createMapTile (pb.staticTilesMap, y2, x)
end

-- vertical border
for y = 1, pb.grigHeight do
	if not pb.staticTilesMap[y] then pb.staticTilesMap[y] = {} end
	local x1 = 1
	local x2 = pb.grigWidth
	--createMapTile (pb.staticTilesMap, y, x1)
	--createMapTile (pb.staticTilesMap, y, x2)
end

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if x < minX then x = minX end
if x+w > maxX then x = maxX-w end

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If blockFalling (block, dt) then -- checks if the block is on the any support / checks the collision after small movement
	fallBlock(block, dt) -- moves the block smoothly and applies the movement to the ty
	block.deadly = true
else 
	-- no need to move it
	block.deadly = false
end

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	local minX=1
	local maxX=1
	local minY=1
	local maxY=1

	w=4
	h=4

	
	if self.agent.vx <minX then self.agent.vx= minX end
	if self.agent.vx+w> maxX then self.agent.vx=w end

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	local minX=1
	local maxX=30
	local minY=1
	local maxY=20

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function love.load()
	minX = 100
	maxX = 400
	minY = 200
	maxY = 300
	w=30
	h=20
end

 
function love.update(dt)
	
end

function love.draw()
	local x, y = love.mouse.getPosition()
	if x < minX then x = minX end
	if x+w > maxX then x = maxX-w end
	if y < minY then y = minY end
	if y+h > maxY then y = maxY-h end
	-- border and rectangle:
	love.graphics.rectangle('line', minX, minY, maxX-minX, maxY-minY)
	love.graphics.rectangle('fill', x, y, w, h)
end

function love.keypressed(key, scancode, isrepeat)
	if key == "escape" then
		love.event.quit()
	end
end

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	local minX=1
	local maxX=30
	local minY=1
	local maxY=26

	w=4
	h=2

		if self.agent.x < minX then self.agent.x = minX end
		if self.agent.y < minY then self.agent.y = minY end
		if self.agent.x+w > maxX then self.agent.x=self.agent.x-w end
		if self.agent.y+h > maxY then self.agent.y=self.agent.y-h end

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if fish.moves then
	-- not possible to move it, the fish swims until the next tile
	if not lib.moveFish (fish) then -- move fish and check if it is already in the next tile
		fish.moves = false
	end
elseif love.love.keyboard.isScancodeDown('w', 'a', 's', 'd')
	-- add the speed direction and remember the target tile
	fish.moves = true
	
end

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-- if fish is inside the cell it can react to controls otherwise  wait till fish move to the next cell
if self.agent.x = int then fishcanmove=true else fishcanmove=false

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local tx1 = fish.tx -- integer position in tiles
local ty1 = fish.ty
if fish.swimDirection = "right" then
	fish.target_tx = tx+1
end

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if fish.swimDirection = "right" then
	fish.x = fish.x + dt * fish.vx -- smooth solution
	fish.tx = getTilePosition(fish.x) -- diskrete solution, fish position in tiles (with fraction)
	if fish.tx >= fish.target_tx then
		-- we are in the next tile
		-- it works with huge dt or high speed too.
	end
end

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function love.load()
	x = 100
	targetX = nil
	vx = 150
	y = 100
	r = 20
	moves = false
end

function love.update(dt)
	-- input works for not moving object only
	if not moves then
		local dDown = love.keyboard.isScancodeDown('d')
		local aDown = love.keyboard.isScancodeDown('a')
		if dDown and not aDown then
			moves = "right"
			targetX = x + 100
		elseif aDown and not dDown then
			moves = "left"
			targetX = x - 100
		end
	end
	-- need to move in this tick too
	if moves then
		if moves == "right" then
			x = x + dt*vx
			if x >= targetX then
				x = targetX
				moves = false
			end
		elseif moves == "left" then
			x = x - dt*vx
			if x <= targetX then
				x = targetX
				moves = false
			end
		end
	end
end

function love.draw()
	love.graphics.print ('press A or D')
	for i = 1, 7 do
		love.graphics.line (i*100, 0, i*100, 200)
	end
	love.graphics.circle('line', x, y, r)
end

function love.keypressed(key, scancode, isrepeat)
	if key == "escape" then
		love.event.quit()
	end
end