65 lines
2.2 KiB
Lua
65 lines
2.2 KiB
Lua
--[[
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Copyright (c) 2015, Robert 'Bobby' Zenz
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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--]]
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--- Provides various utility functions for working with items.
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itemutil = {}
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--- "Blops" the item into existence at the given position and assigns it
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-- a random velocity/acceleration.
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--
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-- @param position_or_object The position, a pos value or an ObjectRef.
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-- @param itemstring_or_stack The item string or an ItemStack.
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-- @return The spawned item.
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function itemutil.blop(position_or_object, itemstring_or_stack)
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local position = position_or_object
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if type(position.getpos) == "function" then
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position = position:getpos()
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end
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local item = itemstring_or_stack
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if type(itemstring_or_stack.to_string) == "function" then
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item = item:to_string()
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end
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local spawned_item = minetest.add_item(position, item)
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spawned_item:setacceleration({
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x = random.next_float(-5, 5),
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y = -constants.GRAVITY,
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z = random.next_float(-5, 5)
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})
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spawned_item:setvelocity({
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x = 0,
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y = random.next_float(1, 5),
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z = 0,
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})
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return spawned_item
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end
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