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authorDmitry Marakasov <amdmi3@amdmi3.ru>2019-10-23 21:28:55 +0300
committerSmallJoker <SmallJoker@users.noreply.github.com>2019-10-23 20:28:55 +0200
commit2ecf57c640ed7646be91ebc30e6f8fb32dac77df (patch)
treef2962b3d3f3df1a8b5797abb4f663d6b8ffffd9b /po/pt/minetest.po
parent904b05b0d31c707a7ecee8ca55c43a491d26439d (diff)
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Fix build issue due to conflicting s64 type definitions (#9064)
See comment in irrlichttypes.h and https://sourceforge.net/p/irrlicht/bugs/433/
Diffstat (limited to 'po/pt/minetest.po')
0 files changed, 0 insertions, 0 deletions
d='n119' href='#n119'>119 120 121 122 123 124

vector = {}

function vector.new(a, b, c)
	if type(a) == "table" then
		assert(a.x and a.y and a.z, "Invalid vector passed to vector.new()")
		return {x=a.x, y=a.y, z=a.z}
	elseif a then
		assert(b and c, "Invalid arguments for vector.new()")
		return {x=a, y=b, z=c}
	end
	return {x=0, y=0, z=0}
end

function vector.equals(a, b)
	return a.x == b.x and
	       a.y == b.y and
	       a.z == b.z
end

function vector.length(v)
	return math.hypot(v.x, math.hypot(v.y, v.z))
end

function vector.normalize(v)
	local len = vector.length(v)
	if len == 0 then
		return {x=0, y=0, z=0}
	else
		return vector.divide(v, len)
	end
end

function vector.floor(v)
	return {
		x = math.floor(v.x),
		y = math.floor(v.y),
		z = math.floor(v.z)
	}
end

function vector.round(v)
	return {
		x = math.floor(v.x + 0.5),
		y = math.floor(v.y + 0.5),
		z = math.floor(v.z + 0.5)
	}
end

function vector.apply(v, func)
	return {
		x = func(v.x),
		y = func(v.y),
		z = func(v.z)
	}
end

function vector.distance(a, b)
	local x = a.x - b.x
	local y = a.y - b.y
	local z = a.z - b.z
	return math.hypot(x, math.hypot(y, z))
end

function vector.direction(pos1, pos2)
	return vector.normalize({
		x = pos2.x - pos1.x,
		y = pos2.y - pos1.y,
		z = pos2.z - pos1.z
	})
end

function vector.add(a, b)
	if type(b) == "table" then
		return {x = a.x + b.x,
			y = a.y + b.y,
			z = a.z + b.z}
	else
		return {x = a.x + b,
			y = a.y + b,
			z = a.z + b}
	end
end

function vector.subtract(a, b)
	if type(b) == "table" then
		return {x = a.x - b.x,
			y = a.y - b.y,
			z = a.z - b.z}
	else
		return {x = a.x - b,
			y = a.y - b,
			z = a.z - b}
	end
end

function vector.multiply(a, b)
	if type(b) == "table" then
		return {x = a.x * b.x,
			y = a.y * b.y,
			z = a.z * b.z}
	else
		return {x = a.x * b,
			y = a.y * b,
			z = a.z * b}
	end
end

function vector.divide(a, b)
	if type(b) == "table" then
		return {x = a.x / b.x,
			y = a.y / b.y,
			z = a.z / b.z}
	else
		return {x = a.x / b,
			y = a.y / b,
			z = a.z / b}
	end
end

function vector.sort(a, b)
	return {x = math.min(a.x, b.x), y = math.min(a.y, b.y), z = math.min(a.z, b.z)},
		{x = math.max(a.x, b.x), y = math.max(a.y, b.y), z = math.max(a.z, b.z)}
end