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Moved the speedtests to a new class

master
Joel Leclerc 2012-04-29 21:49:16 -06:00
parent 383e7d2c9f
commit c3154ec473
5 changed files with 178 additions and 100 deletions
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1
src/CMakeLists.txt
View File

@ -204,6 +204,7 @@ set(common_SRCS
sha1.cpp
base64.cpp
ban.cpp
speedtests.cpp
gettime.cpp
main.cpp
)

8
src/gettime.h
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@ -1,6 +1,12 @@
/*
BlockPlanet
Copyright (C) 2012 MiJyn, Joel Leclerc <mijyn@mail.com>
Licensed under GPLv3
Based on:
Minetest-c55
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by

103
src/main.cpp
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@ -71,6 +71,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "utility_string.h"
#include "subgame.h"
#include "quicktune.h"
#include "speedtests.h"
/*
Settings.
@ -598,104 +599,6 @@ void drawMenuBackground(video::IVideoDriver* driver)
#endif
// These are defined global so that they're not optimized too much.
// Can't change them to volatile.
s16 temp16;
f32 tempf;
v3f tempv3f1;
v3f tempv3f2;
std::string tempstring;
std::string tempstring2;
void SpeedTests()
{
{
infostream<<"The following test should take around 20ms."<<std::endl;
TimeTaker timer("Testing std::string speed");
const u32 jj = 10000;
for(u32 j=0; j<jj; j++)
{
tempstring = "";
tempstring2 = "";
const u32 ii = 10;
for(u32 i=0; i<ii; i++){
tempstring2 += "asd";
}
for(u32 i=0; i<ii+1; i++){
tempstring += "asd";
if(tempstring == tempstring2)
break;
}
}
}
infostream<<"All of the following tests should take around 100ms each."
<<std::endl;
{
TimeTaker timer("Testing floating-point conversion speed");
tempf = 0.001;
for(u32 i=0; i<4000000; i++){
temp16 += tempf;
tempf += 0.001;
}
}
{
TimeTaker timer("Testing floating-point vector speed");
tempv3f1 = v3f(1,2,3);
tempv3f2 = v3f(4,5,6);
for(u32 i=0; i<10000000; i++){
tempf += tempv3f1.dotProduct(tempv3f2);
tempv3f2 += v3f(7,8,9);
}
}
{
TimeTaker timer("Testing core::map speed");
core::map<v2s16, f32> map1;
tempf = -324;
const s16 ii=300;
for(s16 y=0; y<ii; y++){
for(s16 x=0; x<ii; x++){
map1.insert(v2s16(x,y), tempf);
tempf += 1;
}
}
for(s16 y=ii-1; y>=0; y--){
for(s16 x=0; x<ii; x++){
tempf = map1[v2s16(x,y)];
}
}
}
{
infostream<<"Around 5000/ms should do well here."<<std::endl;
TimeTaker timer("Testing mutex speed");
JMutex m;
m.Init();
u32 n = 0;
u32 i = 0;
do{
n += 10000;
for(; i<n; i++){
m.Lock();
m.Unlock();
}
}
// Do at least 10ms
while(timer.getTime() < 10);
u32 dtime = timer.stop();
u32 per_ms = n / dtime;
infostream<<"Done. "<<dtime<<"ms, "
<<per_ms<<"/ms"<<std::endl;
}
}
static void print_worldspecs(const std::vector<WorldSpec> &worldspecs,
std::ostream &os)
{
@ -1256,7 +1159,9 @@ int main(int argc, char *argv[])
if(cmd_args.getFlag("speedtests"))
{
dstream<<"Running speed tests"<<std::endl;
SpeedTests();
SpeedTest *st = new SpeedTest();
st->SpeedTests();
delete(st);
return 0;
}

118
src/speedtests.cpp Normal file
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@ -0,0 +1,118 @@
/*
BlockPlanet
Copyright (C) 2012 MiJyn, Joel Leclerc <mijyn@mail.com>
Licensed under GPLv3
Based on:
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "speedtests.h"
#include "common_irrlicht.h"
#include "utility.h"
#include "log.h"
void SpeedTest::SpeedTests()
{
{
infostream<<"The following test should take around 20ms."<<std::endl;
TimeTaker timer("Testing std::string speed");
const u32 jj = 10000;
for(u32 j=0; j<jj; j++)
{
tempstring = "";
tempstring2 = "";
const u32 ii = 10;
for(u32 i=0; i<ii; i++){
tempstring2 += "asd";
}
for(u32 i=0; i<ii+1; i++){
tempstring += "asd";
if(tempstring == tempstring2)
break;
}
}
}
infostream<<"All of the following tests should take around 100ms each."
<<std::endl;
{
TimeTaker timer("Testing floating-point conversion speed");
tempf = 0.001;
for(u32 i=0; i<4000000; i++){
temp16 += tempf;
tempf += 0.001;
}
}
{
TimeTaker timer("Testing floating-point vector speed");
tempv3f1 = v3f(1,2,3);
tempv3f2 = v3f(4,5,6);
for(u32 i=0; i<10000000; i++){
tempf += tempv3f1.dotProduct(tempv3f2);
tempv3f2 += v3f(7,8,9);
}
}
{
TimeTaker timer("Testing core::map speed");
core::map<v2s16, f32> map1;
tempf = -324;
const s16 ii=300;
for(s16 y=0; y<ii; y++){
for(s16 x=0; x<ii; x++){
map1.insert(v2s16(x,y), tempf);
tempf += 1;
}
}
for(s16 y=ii-1; y>=0; y--){
for(s16 x=0; x<ii; x++){
tempf = map1[v2s16(x,y)];
}
}
}
{
infostream<<"Around 5000/ms should do well here."<<std::endl;
TimeTaker timer("Testing mutex speed");
JMutex m;
m.Init();
u32 n = 0;
u32 i = 0;
do{
n += 10000;
for(; i<n; i++){
m.Lock();
m.Unlock();
}
}
// Do at least 10ms
while(timer.getTime() < 10);
u32 dtime = timer.stop();
u32 per_ms = n / dtime;
infostream<<"Done. "<<dtime<<"ms, "
<<per_ms<<"/ms"<<std::endl;
}
}

48
src/speedtests.h Normal file
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@ -0,0 +1,48 @@
/*
BlockPlanet
Copyright (C) 2012 MiJyn, Joel Leclerc <mijyn@mail.com>
Licensed under GPLv3
Based on:
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef SPEEDTESTS_HEADER
#define SPEEDTESTS_HEADER
#include <string>
#include "common_irrlicht.h"
class SpeedTest
{
private:
// These are defined global so that they're not optimized too much.
// Can't change them to volatile.
s16 temp16;
f32 tempf;
v3f tempv3f1;
v3f tempv3f2;
std::string tempstring;
std::string tempstring2;
public:
void SpeedTests();
};
#endif