73 lines
1.4 KiB
Lua
73 lines
1.4 KiB
Lua
objects = {
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entities = {},
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collisions = {},
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platforms = {},
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ladders = {}
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}
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-- level functions
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function objects.DrawCollisions()
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for _, col in pairs(objects.collisions) do
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col:Draw(1)
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end
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for _, plat in pairs(objects.platforms) do
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if plat.disable == true then plat:Draw(2) end
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if plat.disable == false then plat:Draw(1) end
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end
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for _, ladder in pairs(objects.ladders) do
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ladder:Draw(2)
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end
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end
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-- returns true if theres a collision at that point. also marks collisioned tile as collision true
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function isThereObjectAt(x,y,objectType)
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local result = false
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for _, col in pairs(objectType) do
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if x >= col.from.x
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and x <= col.to.x
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and y >= col.from.y
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and y <= col.to.y
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and col.disable ~= true then
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result = true
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col.collision = true
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end
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end
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return result
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end
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function isThereAnyCollisionAt(x,y)
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local result = false
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if not result then
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result = isThereObjectAt(x,y,objects.collisions)
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end
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if not result then
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result = isThereObjectAt(x,y,objects.ladders)
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end
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if not result then
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result = isThereObjectAt(x,y,objects.platforms)
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end
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return result
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end
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-- flags
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function SetCollisionFlags(player)
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for _, col in pairs(objects.collisions) do
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col.collision = false
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end
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for _, plat in pairs(objects.platforms) do
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plat.collision = false
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if player.pos.y < plat.from.y then
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plat.disable = false
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else
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plat.disable = true
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end
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end
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for _, ladder in pairs(objects.ladders) do
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ladder.collision = false
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end
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end
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