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DevTest: Move benchmark commands to new mod
This commit is contained in:
Wuzzy
sfan5
117
games/devtest/mods/benchmarks/init.lua
Normal file
117
games/devtest/mods/benchmarks/init.lua
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@@ -0,0 +1,117 @@
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-- Safeguard against too much optimization. This way the results cannot be optimized
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-- away, but they can be garbage collected (due to __mode = "k").
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_G._bench_content_ids_data = setmetatable({}, {__mode = "k"})
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local function bench_name2content()
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local t = {}
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_G._bench_content_ids_data[t] = true
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local get_content_id = minetest.get_content_id
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local start = minetest.get_us_time()
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for i = 1, 200 do
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for name in pairs(minetest.registered_nodes) do
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t[#t + 1] = get_content_id(name)
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end
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end
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local finish = minetest.get_us_time()
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return (finish - start) / 1000
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end
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local function bench_content2name()
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local t = {}
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_G._bench_content_ids_data[t] = true
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-- Try to estimate the highest content ID that's used
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-- (not accurate but good enough for this test)
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local n = 0
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for _ in pairs(minetest.registered_nodes) do
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n = n + 1
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end
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local get_name_from_content_id = minetest.get_name_from_content_id
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local start = minetest.get_us_time()
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for i = 1, 200 do
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for j = 0, n do
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t[#t + 1] = get_name_from_content_id(j)
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end
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end
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local finish = minetest.get_us_time()
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return (finish - start) / 1000
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end
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minetest.register_chatcommand("bench_name2content", {
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params = "",
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description = "Benchmark: Conversion from node names to content IDs",
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func = function(name, param)
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minetest.chat_send_player(name, "Benchmarking minetest.get_content_id. Warming up ...")
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bench_name2content()
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...")
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local time = bench_name2content()
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return true, ("Time: %.2f ms"):format(time)
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end,
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})
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minetest.register_chatcommand("bench_content2name", {
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params = "",
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description = "Benchmark: Conversion from content IDs to node names",
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func = function(name, param)
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minetest.chat_send_player(name, "Benchmarking minetest.get_name_from_content_id. Warming up ...")
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bench_content2name()
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...")
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local time = bench_content2name()
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return true, ("Time: %.2f ms"):format(time)
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end,
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})
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minetest.register_chatcommand("bench_bulk_set_node", {
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params = "",
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description = "Benchmark: Bulk-set 99×99×99 stone nodes",
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func = function(name, param)
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local player = minetest.get_player_by_name(name)
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if not player then
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return false, "No player."
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end
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local pos_list = {}
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local ppos = player:get_pos()
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local i = 1
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for x=2,100 do
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for y=2,100 do
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for z=2,100 do
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pos_list[i] = {x=ppos.x + x,y = ppos.y + y,z = ppos.z + z}
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i = i + 1
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end
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end
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end
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minetest.chat_send_player(name, "Benchmarking minetest.bulk_set_node. Warming up ...");
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-- warm up with stone to prevent having different callbacks
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-- due to different node topology
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minetest.bulk_set_node(pos_list, {name = "mapgen_stone"})
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...");
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local start_time = minetest.get_us_time()
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for i=1,#pos_list do
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minetest.set_node(pos_list[i], {name = "mapgen_stone"})
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end
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local middle_time = minetest.get_us_time()
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minetest.bulk_set_node(pos_list, {name = "mapgen_stone"})
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local end_time = minetest.get_us_time()
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local msg = string.format("Benchmark results: minetest.set_node loop: %.2f ms; minetest.bulk_set_node: %.2f ms",
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((middle_time - start_time)) / 1000,
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((end_time - middle_time)) / 1000
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)
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return true, msg
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end,
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})
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2
games/devtest/mods/benchmarks/mod.conf
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2
games/devtest/mods/benchmarks/mod.conf
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@@ -0,0 +1,2 @@
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name = benchmarks
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description = Adds some benchmark chat commands
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@@ -43,120 +43,3 @@ minetest.register_chatcommand("test_bulk_set_node", {
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end,
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})
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-- Safeguard against too much optimization. This way the results cannot be optimized
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-- away, but they can be garbage collected (due to __mode = "k").
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_G._bench_content_ids_data = setmetatable({}, {__mode = "k"})
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local function bench_name2content()
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local t = {}
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_G._bench_content_ids_data[t] = true
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local get_content_id = minetest.get_content_id
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local start = minetest.get_us_time()
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for i = 1, 200 do
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for name in pairs(minetest.registered_nodes) do
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t[#t + 1] = get_content_id(name)
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end
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end
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local finish = minetest.get_us_time()
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return (finish - start) / 1000
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end
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local function bench_content2name()
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local t = {}
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_G._bench_content_ids_data[t] = true
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-- Try to estimate the highest content ID that's used
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-- (not accurate but good enough for this test)
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local n = 0
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for _ in pairs(minetest.registered_nodes) do
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n = n + 1
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end
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local get_name_from_content_id = minetest.get_name_from_content_id
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local start = minetest.get_us_time()
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for i = 1, 200 do
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for j = 0, n do
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t[#t + 1] = get_name_from_content_id(j)
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end
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end
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local finish = minetest.get_us_time()
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return (finish - start) / 1000
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end
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minetest.register_chatcommand("bench_name2content", {
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params = "",
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description = "Benchmark: Conversion from node names to content IDs",
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func = function(name, param)
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minetest.chat_send_player(name, "Benchmarking minetest.get_content_id. Warming up ...")
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bench_name2content()
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...")
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local time = bench_name2content()
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return true, ("Time: %.2f ms"):format(time)
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end,
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})
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minetest.register_chatcommand("bench_content2name", {
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params = "",
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description = "Benchmark: Conversion from content IDs to node names",
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func = function(name, param)
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minetest.chat_send_player(name, "Benchmarking minetest.get_name_from_content_id. Warming up ...")
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bench_content2name()
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...")
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local time = bench_content2name()
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return true, ("Time: %.2f ms"):format(time)
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end,
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})
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minetest.register_chatcommand("bench_bulk_set_node", {
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params = "",
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description = "Benchmark: Bulk-set 99×99×99 stone nodes",
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func = function(name, param)
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local player = minetest.get_player_by_name(name)
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if not player then
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return false, "No player."
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end
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local pos_list = {}
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local ppos = player:get_pos()
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local i = 1
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for x=2,100 do
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for y=2,100 do
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for z=2,100 do
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pos_list[i] = {x=ppos.x + x,y = ppos.y + y,z = ppos.z + z}
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i = i + 1
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end
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end
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end
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minetest.chat_send_player(name, "Benchmarking minetest.bulk_set_node. Warming up ...");
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-- warm up with stone to prevent having different callbacks
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-- due to different node topology
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minetest.bulk_set_node(pos_list, {name = "mapgen_stone"})
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minetest.chat_send_player(name, "Warming up finished, now benchmarking ...");
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local start_time = minetest.get_us_time()
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for i=1,#pos_list do
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minetest.set_node(pos_list[i], {name = "mapgen_stone"})
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end
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local middle_time = minetest.get_us_time()
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minetest.bulk_set_node(pos_list, {name = "mapgen_stone"})
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local end_time = minetest.get_us_time()
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local msg = string.format("Benchmark results: minetest.set_node loop: %.2f ms; minetest.bulk_set_node: %.2f ms",
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((middle_time - start_time)) / 1000,
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((end_time - middle_time)) / 1000
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)
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return true, msg
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end,
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})
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