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-- `Ground`
-- Static platform physical object with a sprite. `Players` can walk on it.
-- Collision category: [1]
-- WHOLE CODE HAS FLAG OF "need a cleanup"
-- Metatable of `Ground`
-- nils initialized in constructor
Ground = {
body = nil,
shape = nil,
fixture = nil,
world = nil,
sprite = nil
}
-- Constructor of `Ground`
function Ground:new (game, world, x, y, shape, sprite)
local o = {}
setmetatable(o, self)
self.__index = self
o.body = love.physics.newBody(world, x, y)
-- MULTIPLE SHAPES NEED TO BE REWRITED!
o.shape = {}
if type(shape[1]) == "number" then
local poly = love.physics.newPolygonShape(shape)
table.insert(o.shape, poly)
o.fixture = love.physics.newFixture(o.body, poly)
o.fixture:setCategory(1)
o.fixture:setFriction(0.2)
else
for i,v in pairs(shape) do
local poly = love.physics.newPolygonShape(v)
table.insert(o.shape, poly)
local fixture = love.physics.newFixture(o.body, poly)
fixture:setCategory(1)
fixture:setFriction(0.2)
end
end
-- END HERE
o.sprite = love.graphics.newImage(sprite)
o.world = game
return o
end
-- Destructor of `Ground`
function Ground:delete ()
-- body deletion is handled by world deletion
self.sprite = nil
end
-- Position
function Ground:getPosition()
return self.body:getPosition()
end
-- Draw of `Ground`
function Ground:draw (offset_x, offset_y, scale, debug)
-- locals
local offset_x = offset_x or 0
local offset_y = offset_y or 0
local scale = scale or 1
local debug = debug or false
local x, y = self:getPosition()
-- pixel grid
local draw_x = (math.floor(x) + offset_x) * scale
local draw_y = (math.floor(y) + offset_y) * scale
-- sprite draw
love.graphics.setColor(255,255,255,255)
love.graphics.draw(self.sprite, draw_x, draw_y, 0, scale, scale)
-- debug draw
if debug then
love.graphics.setColor(255, 69, 0, 140)
for i,v in pairs(self.shape) do
love.graphics.polygon("fill", self.world.camera:translatePoints(self.body:getWorldPoints(v:getPoints())))
end
end
end
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