tic80-stuff/quickplat/quickplat.lua

-- title:  quickplat
-- author: game developer
-- desc:   quick platforming tests
-- script: lua

t=0
x=96
y=24

local airAccel = 0
local airControl = 0
local airBrake = 0

local runAccel = 0.2
local runTurnSpeed = 0
local runDecel = 0.2
local runMaxSpeed = 1

local cameraDampX = 0
local cameraDampY = 0
local cameraLookAhead = 0

local jumpBufferTime = 0
local jumpMaxFallSpeed = 5
local jumpCoyoteTime = 0
local jumpMaxHeight = 20
local jumpVariableHeight = true
local jumpGravity = 0.7

local player = {
	x = 10, y = 80,
	vx = 0, vy = 0,
	jump = 2.3,
}

local gravity = -0.07

function TIC()
	movePlayer()

	cls(0)
	drawPlayer()

	t=t+1
end

function movePlayer()
	-- if btn(0) then player.y=player.y-1 end
	-- if btn(1) then player.y=player.y+1 end
	if btn(2) then
		player.vx = math.min(-runMaxSpeed, player.vx - runAccel)
	end
	if btn(3) then
		player.vx = math.max(runMaxSpeed, player.vx + runAccel)
	end
	
	if player.vy == 0 and btnp(4) then
		player.vy = -player.jump
	end

	-- friction and gravity
	player.x = player.x + player.vx
	player.vx = player.vx * runDecel

	player.vy = player.vy - gravity
	player.y = player.y + player.vy

	if player.y > 130 then
		player.y = 130
		player.vy = 0
	end
end

function drawPlayer()
	rect(player.x, player.y, 8, 8, 7)
end

-- <TILES>
-- 001:5555555566666666222222222222222222222222222222222222222222222222
-- 002:5555555066666665222222262222222022222220222222202222222022222220
-- </TILES>

-- <MAP>
-- 015:101010101010101010101010101010101010101010101010101010101010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
-- </MAP>

-- <WAVES>
-- 000:00000000ffffffff00000000ffffffff
-- 001:0123456789abcdeffedcba9876543210
-- 002:0123456789abcdef0123456789abcdef
-- </WAVES>

-- <SFX>
-- 000:000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000304000000000
-- </SFX>

-- <FLAGS>
-- 000:00202000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
-- </FLAGS>

-- <PALETTE>
-- 000:1a1c2c5d275db13e53ef7d57ffcd75a7f07038b76425717929366f3b5dc941a6f673eff7f4f4f494b0c2566c86333c57
-- </PALETTE>