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luau/bench/tests/trig.lua
Vyacheslav Egorov aafea36235
Fixed the backwards compatible benchmark support library require ()
Previous benchmark require fix wasn't actually working correctly for the
old style require (or running in Lua).
2023-12-04 12:48:31 -08:00

72 lines
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2.2 KiB
Lua

local function prequire(name) local success, result = pcall(require, name); return if success then result else nil end
local bench = script and require(script.Parent.bench_support) or prequire("bench_support") or require("../bench_support")
function test()
function updateTransforms(matrixArray, amount, offset, scale, time)
local i = 0
for x=0,amount-1 do
for y=0,amount-1 do
for z=0,amount-1 do
local tx = offset - x
local ty = offset - y
local tz = offset - z
local rx = 0
local ry = ( math.sin( x / 4 + time ) + math.sin( y / 4 + time ) + math.sin( z / 4 + time ) )
local rz = ry * 2
local ch = math.cos(rx)
local sh = math.sin(rx)
local ca = math.cos(ry)
local sa = math.sin(ry)
local cb = math.cos(rz)
local sb = math.sin(rz)
local m00 = ch * ca
local m01 = sh*sb - ch*sa*cb
local m02 = ch*sa*sb + sh*cb
local m10 = sa
local m11 = ca*cb
local m12 = -ca*sb
local m20 = -sh*ca
local m21 = sh*sa*cb + ch*sb
local m22 = -sh*sa*sb + ch*cb
matrixArray[i * 16 + 1] = m00 * scale
matrixArray[i * 16 + 2] = m01 * scale
matrixArray[i * 16 + 3] = m02 * scale
matrixArray[i * 16 + 4] = 0
matrixArray[i * 16 + 5] = m10 * scale
matrixArray[i * 16 + 6] = m11 * scale
matrixArray[i * 16 + 7] = m12 * scale
matrixArray[i * 16 + 8] = 0
matrixArray[i * 16 + 9] = m20 * scale
matrixArray[i * 16 + 10] = m21 * scale
matrixArray[i * 16 + 11] = m22 * scale
matrixArray[i * 16 + 12] = 0
matrixArray[i * 16 + 13] = tx
matrixArray[i * 16 + 14] = ty
matrixArray[i * 16 + 15] = tz
matrixArray[i * 16 + 16] = 1
i = i + 1
end
end
end
end
local N = 40
local array = table.create(N*N*N*16)
local ts0 = os.clock()
updateTransforms(array, N, -N/2, 0.5, 1/60)
local ts1 = os.clock()
return ts1-ts0
end
bench.runCode(test, "trig")