You need to have the setColor immediately before the drawing of the rectangle. It draws using whatever the last color was, and white is set after the other color is set, so white overwrites it. You'll want something like this: love.graphics.setColor(158, 158, 158) love.graphics.rectangle("fill&...

Which part do you need help with? When I first tried it, it seems that when the player is on the ground they can't move left, but right works fine. I changed the code so that it is if typecol == "left" then if ColMap[math.floor(obj1x/32)][math.floor((obj1y + obj1h - 1)/32)] == 1 then print...