Browse Source

test: reorganise test suite and benchmark code.

legacy
Sam Hocevar sam 13 years ago
parent
commit
5081f7034a
12 changed files with 498 additions and 432 deletions
  1. +2
    -2
      .gitignore
  2. +20
    -16
      test/Makefile.am
  3. +125
    -0
      test/benchmark/half.cpp
  4. +90
    -0
      test/benchmark/matrix.cpp
  5. +197
    -0
      test/benchmark/trig.cpp
  6. +64
    -0
      test/benchsuite.cpp
  7. +0
    -414
      test/lol-bench.cpp
  8. +0
    -0
      test/testsuite.cpp
  9. +0
    -0
      test/unit/build.cpp
  10. +0
    -0
      test/unit/half.cpp
  11. +0
    -0
      test/unit/matrix.cpp
  12. +0
    -0
      test/unit/trig.cpp

+ 2
- 2
.gitignore View File

@@ -53,8 +53,8 @@ win32/*.suo
deushax/deushax
deushax/editor
monsterz/monsterz
test/lol-test
test/lol-bench
test/testsuite
test/benchsuite
test/quad
test/sandbox
tools/make-font


+ 20
- 16
test/Makefile.am View File

@@ -1,30 +1,34 @@

AM_CPPFLAGS = -I$(top_srcdir)/src

bench: lol-bench$(EXEEXT)
./lol-bench$(EXEEXT)
bench: benchsuite$(EXEEXT)
./benchsuite$(EXEEXT)

all-local: quad$(EXEEXT) lol-bench$(EXEEXT)
all-local: quad$(EXEEXT) benchsuite$(EXEEXT)
test x$(MAKE_FSELF) = xno || make_fself quad$(EXEEXT) quad.self
test x$(MAKE_FSELF) = xno || make_fself sandbox$(EXEEXT) sandbox.self
test x$(MAKE_FSELF) = xno || make_fself lol-bench$(EXEEXT) lol-bench.self
test x$(MAKE_FSELF) = xno || make_fself lol-test$(EXEEXT) lol-test.self
test x$(MAKE_FSELF) = xno || make_fself benchsuite$(EXEEXT) benchsuite.self
test x$(MAKE_FSELF) = xno || make_fself testsuite$(EXEEXT) testsuite.self

CLEANFILES = quad.self sandbox lol-bench.self lol-test.self
CLEANFILES = $(noinst_PROGRAMS:%=%.self) $(noinst_PROGRAMS:%=%.exe)
#quad.self sandbox.self benchsuite.self testsuite.self \
# quad.exe sandbox.exe benchsuite.exe testsuite.exe

noinst_PROGRAMS = quad sandbox lol-bench lol-test
noinst_PROGRAMS = quad sandbox benchsuite testsuite

TESTS = lol-test
TESTS = testsuite

lol_test_SOURCES = lol-test.cpp matrix.cpp half.cpp trig.cpp build.cpp
lol_test_CPPFLAGS = @LOL_CFLAGS@ @PIPI_CFLAGS@
lol_test_LDFLAGS = $(top_builddir)/src/liblol.a @LOL_LIBS@ @PIPI_LIBS@
lol_test_DEPENDENCIES = $(top_builddir)/src/liblol.a
testsuite_SOURCES = testsuite.cpp \
unit/matrix.cpp unit/half.cpp unit/trig.cpp unit/build.cpp
testsuite_CPPFLAGS = @LOL_CFLAGS@ @PIPI_CFLAGS@
testsuite_LDFLAGS = $(top_builddir)/src/liblol.a @LOL_LIBS@ @PIPI_LIBS@
testsuite_DEPENDENCIES = $(top_builddir)/src/liblol.a

lol_bench_SOURCES = lol-bench.cpp
lol_bench_CPPFLAGS = @LOL_CFLAGS@ @PIPI_CFLAGS@
lol_bench_LDFLAGS = $(top_builddir)/src/liblol.a @LOL_LIBS@ @PIPI_LIBS@
lol_bench_DEPENDENCIES = $(top_builddir)/src/liblol.a
benchsuite_SOURCES = benchsuite.cpp \
benchmark/matrix.cpp benchmark/half.cpp benchmark/trig.cpp
benchsuite_CPPFLAGS = @LOL_CFLAGS@ @PIPI_CFLAGS@
benchsuite_LDFLAGS = $(top_builddir)/src/liblol.a @LOL_LIBS@ @PIPI_LIBS@
benchsuite_DEPENDENCIES = $(top_builddir)/src/liblol.a

quad_SOURCES = debug/quad.cpp
quad_CPPFLAGS = @LOL_CFLAGS@ @PIPI_CFLAGS@


+ 125
- 0
test/benchmark/half.cpp View File

@@ -0,0 +1,125 @@
//
// Lol Engine - Benchmark program
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the Do What The Fuck You Want To
// Public License, Version 2, as published by Sam Hocevar. See
// http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
# include "config.h"
#endif

#include <cstdio>

#include "core.h"

using namespace std;
using namespace lol;

static size_t const HALF_TABLE_SIZE = 1024 * 1024;
static size_t const HALF_RUNS = 50;

void bench_half(int mode)
{
float result[10] = { 0.0f };
Timer timer;

/* Set up tables */
float *pf = new float[HALF_TABLE_SIZE + 1];
half *ph = new half[HALF_TABLE_SIZE + 1];

for (size_t run = 0; run < HALF_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < HALF_TABLE_SIZE + 1; i++)
ph[i] = half::makebits(rand());
break;
case 2:
for (size_t i = 0; i < HALF_TABLE_SIZE + 1; i++)
ph[i] = RandF(-2.0f, 2.0f);
break;
}

/* Copy float */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] = pf[i + 1];
result[0] += timer.GetMs();

/* Convert half to float (array) */
timer.GetMs();
half::convert(pf, ph, HALF_TABLE_SIZE);
result[1] += timer.GetMs();

/* Convert half to float (fast) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] = (float)ph[i];
result[2] += timer.GetMs();

/* Add a half to every float */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] += ph[i];
result[3] += timer.GetMs();

/* Copy half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = ph[i + 1];
result[4] += timer.GetMs();

/* Change sign of every half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = -ph[i];
result[5] += timer.GetMs();

/* Convert float to half (array) */
timer.GetMs();
half::convert(ph, pf, HALF_TABLE_SIZE);
result[6] += timer.GetMs();

/* Convert float to half (fast) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = (half)pf[i];
result[7] += timer.GetMs();

/* Convert float to half (accurate) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = half::makeaccurate(pf[i]);
result[8] += timer.GetMs();

/* Add a float to every half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] += pf[i];
result[9] += timer.GetMs();
}

delete[] pf;
delete[] ph;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (HALF_TABLE_SIZE * HALF_RUNS);

Log::Info(" ns/elem\n");
Log::Info("float = float %7.3f\n", result[0]);
Log::Info("float = half (array) %7.3f\n", result[1]);
Log::Info("float = half (fast) %7.3f\n", result[2]);
Log::Info("float += half %7.3f\n", result[3]);
Log::Info("half = half %7.3f\n", result[4]);
Log::Info("half = -half %7.3f\n", result[5]);
Log::Info("half = float (array) %7.3f\n", result[6]);
Log::Info("half = float (fast) %7.3f\n", result[7]);
Log::Info("half = float (accurate) %7.3f\n", result[8]);
Log::Info("half += float %7.3f\n", result[9]);
}


+ 90
- 0
test/benchmark/matrix.cpp View File

@@ -0,0 +1,90 @@
//
// Lol Engine - Benchmark program
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the Do What The Fuck You Want To
// Public License, Version 2, as published by Sam Hocevar. See
// http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
# include "config.h"
#endif

#include <cstdio>

#include "core.h"

using namespace std;
using namespace lol;

static size_t const MATRIX_TABLE_SIZE = 64 * 1024;
static size_t const MATRIX_RUNS = 100;

void bench_matrix(int mode)
{
float result[5] = { 0.0f };
Timer timer;

/* Set up tables */
mat4 *pm = new mat4[MATRIX_TABLE_SIZE + 1];
float *pf = new float[MATRIX_TABLE_SIZE];

for (size_t run = 0; run < MATRIX_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
for (int j = 0; j < 4; j++)
for (int k = 0; k < 4; k++)
pm[i][j][k] = RandF(-2.0f, 2.0f);
break;
}

/* Copy matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] = pm[i + 1];
result[0] += timer.GetMs();

/* Determinant */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pf[i] = pm[i].det();
result[1] += timer.GetMs();

/* Multiply matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] *= pm[i + 1];
result[2] += timer.GetMs();

/* Add matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] += pm[i + 1];
result[3] += timer.GetMs();

/* Invert matrix */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] = pm[i].invert();
result[4] += timer.GetMs();
}

delete[] pm;
delete[] pf;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (MATRIX_TABLE_SIZE * MATRIX_RUNS);

Log::Info(" ns/elem\n");
Log::Info("mat4 = mat4 %7.3f\n", result[0]);
Log::Info("float = mat4.det() %7.3f\n", result[1]);
Log::Info("mat4 *= mat4 %7.3f\n", result[2]);
Log::Info("mat4 += mat4 %7.3f\n", result[3]);
Log::Info("mat4 = mat4.invert() %7.3f\n", result[4]);
}


+ 197
- 0
test/benchmark/trig.cpp View File

@@ -0,0 +1,197 @@
//
// Lol Engine - Benchmark program
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the Do What The Fuck You Want To
// Public License, Version 2, as published by Sam Hocevar. See
// http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
# include "config.h"
#endif

#ifdef WIN32
# define _USE_MATH_DEFINES /* for M_PI */
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
#endif

#include <cstdio>

#if defined HAVE_FASTMATH_H
# include <fastmath.h>
#endif

#include "core.h"

using namespace std;
using namespace lol;

static size_t const TRIG_TABLE_SIZE = 128 * 1024;
static size_t const TRIG_RUNS = 50;

void bench_trig(int mode)
{
float result[12] = { 0.0f };
Timer timer;

/* Set up tables */
float *pf = new float[TRIG_TABLE_SIZE];
float *pf2 = new float[TRIG_TABLE_SIZE];
float *pf3 = new float[TRIG_TABLE_SIZE];

for (size_t run = 0; run < TRIG_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-1e5f, 1e5f);
break;
case 2:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-M_PI, M_PI);
break;
case 3:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-1e-2f, 1e-2f);
break;
}

/* Sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_sinf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
#endif
result[0] += timer.GetMs();

/* Fast sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_sinf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
#endif
result[1] += timer.GetMs();

/* Lol sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_sin(pf[i]);
result[2] += timer.GetMs();

/* Cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_cosf(pf[i]);
#else
pf2[i] = cosf(pf[i]);
#endif
result[3] += timer.GetMs();

/* Fast cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_cosf(pf[i]);
#else
pf2[i] = cosf(pf[i]);
#endif
result[4] += timer.GetMs();

/* Lol cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_cos(pf[i]);
result[5] += timer.GetMs();

/* Sin & cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
{
#if defined __GNUC__
pf2[i] = __builtin_sinf(pf[i]);
pf3[i] = __builtin_cosf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
pf3[i] = cosf(pf[i]);
#endif
}
result[6] += timer.GetMs();

/* Fast sin & cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
{
#if defined HAVE_FASTMATH_H
pf2[i] = f_sinf(pf[i]);
pf3[i] = f_cosf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
pf3[i] = cosf(pf[i]);
#endif
}
result[7] += timer.GetMs();

/* Lol sincos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
lol_sincos(pf[i], &pf2[i], &pf3[i]);
result[8] += timer.GetMs();

/* Tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_tanf(pf[i]);
#else
pf2[i] = tanf(pf[i]);
#endif
result[9] += timer.GetMs();

/* Fast tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_tanf(pf[i]);
#else
pf2[i] = tanf(pf[i]);
#endif
result[10] += timer.GetMs();

/* Lol tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_tan(pf[i]);
result[11] += timer.GetMs();
}

delete[] pf;
delete[] pf2;
delete[] pf3;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (TRIG_TABLE_SIZE * TRIG_RUNS);

Log::Info(" ns/elem\n");
Log::Info("float = sinf(float) %7.3f\n", result[0]);
Log::Info("float = f_sinf(float) %7.3f\n", result[1]);
Log::Info("float = lol_sin(float) %7.3f\n", result[2]);
Log::Info("float = cosf(float) %7.3f\n", result[3]);
Log::Info("float = f_cosf(float) %7.3f\n", result[4]);
Log::Info("float = lol_cos(float) %7.3f\n", result[5]);
Log::Info("float = sinf,cosf(float) %7.3f\n", result[6]);
Log::Info("float = f_sinf,f_cosf(float) %7.3f\n", result[7]);
Log::Info("float = lol_sincos(float) %7.3f\n", result[8]);
Log::Info("float = tanf(float) %7.3f\n", result[9]);
Log::Info("float = f_tanf(float) %7.3f\n", result[10]);
Log::Info("float = lol_tanf(float) %7.3f\n", result[11]);
}


+ 64
- 0
test/benchsuite.cpp View File

@@ -0,0 +1,64 @@
//
// Lol Engine - Benchmark program
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the Do What The Fuck You Want To
// Public License, Version 2, as published by Sam Hocevar. See
// http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
# include "config.h"
#endif

#include <cstdio>

#include "core.h"

using namespace std;
using namespace lol;

void bench_trig(int mode);
void bench_matrix(int mode);
void bench_half(int mode);

int main(int argc, char **argv)
{
Log::Info("--------------------------\n");
Log::Info(" Trigonometry [-1e5, 1e5]\n");
Log::Info("--------------------------\n");
bench_trig(1);

Log::Info("------------------------\n");
Log::Info(" Trigonometry [-pi, pi]\n");
Log::Info("------------------------\n");
bench_trig(2);

Log::Info("----------------------------\n");
Log::Info(" Trigonometry [-1e-2, 1e-2]\n");
Log::Info("----------------------------\n");
bench_trig(3);

Log::Info("----------------------------\n");
Log::Info(" Float matrices [-2.0, 2.0]\n");
Log::Info("----------------------------\n");
bench_matrix(1);

Log::Info("-------------------------------------\n");
Log::Info(" Half precision floats (random bits)\n");
Log::Info("-------------------------------------\n");
bench_half(1);

Log::Info("-----------------------------------\n");
Log::Info(" Half precision floats [-2.0, 2.0]\n");
Log::Info("-----------------------------------\n");
bench_half(2);

#if defined _WIN32
getchar();
#endif

return EXIT_SUCCESS;
}


+ 0
- 414
test/lol-bench.cpp View File

@@ -1,414 +0,0 @@
//
// Lol Engine - Benchmark program
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
// This program is free software; you can redistribute it and/or
// modify it under the terms of the Do What The Fuck You Want To
// Public License, Version 2, as published by Sam Hocevar. See
// http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
# include "config.h"
#endif

#ifdef WIN32
# define _USE_MATH_DEFINES /* for M_PI */
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
#endif

#include <cstdio>

#if defined HAVE_FASTMATH_H
# include <fastmath.h>
#endif

#include "core.h"
#include "loldebug.h"

using namespace std;
using namespace lol;

static size_t const TRIG_TABLE_SIZE = 128 * 1024;
static size_t const TRIG_RUNS = 50;

static size_t const MATRIX_TABLE_SIZE = 64 * 1024;
static size_t const MATRIX_RUNS = 100;

static size_t const HALF_TABLE_SIZE = 1024 * 1024;
static size_t const HALF_RUNS = 50;

static void bench_trig(int mode);
static void bench_matrix(int mode);
static void bench_half(int mode);

int main(int argc, char **argv)
{
Log::Info("--------------------------\n");
Log::Info(" Trigonometry [-1e5, 1e5]\n");
Log::Info("--------------------------\n");
bench_trig(1);

Log::Info("------------------------\n");
Log::Info(" Trigonometry [-pi, pi]\n");
Log::Info("------------------------\n");
bench_trig(2);

Log::Info("----------------------------\n");
Log::Info(" Trigonometry [-1e-2, 1e-2]\n");
Log::Info("----------------------------\n");
bench_trig(3);

Log::Info("----------------------------\n");
Log::Info(" Float matrices [-2.0, 2.0]\n");
Log::Info("----------------------------\n");
bench_matrix(1);

Log::Info("-------------------------------------\n");
Log::Info(" Half precision floats (random bits)\n");
Log::Info("-------------------------------------\n");
bench_half(1);

Log::Info("-----------------------------------\n");
Log::Info(" Half precision floats [-2.0, 2.0]\n");
Log::Info("-----------------------------------\n");
bench_half(2);

#if defined _WIN32
getchar();
#endif

return EXIT_SUCCESS;
}

static void bench_trig(int mode)
{
float result[12] = { 0.0f };
Timer timer;

/* Set up tables */
float *pf = new float[TRIG_TABLE_SIZE];
float *pf2 = new float[TRIG_TABLE_SIZE];
float *pf3 = new float[TRIG_TABLE_SIZE];

for (size_t run = 0; run < TRIG_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-1e5f, 1e5f);
break;
case 2:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-M_PI, M_PI);
break;
case 3:
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf[i] = RandF(-1e-2f, 1e-2f);
break;
}

/* Sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_sinf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
#endif
result[0] += timer.GetMs();

/* Fast sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_sinf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
#endif
result[1] += timer.GetMs();

/* Lol sin */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_sin(pf[i]);
result[2] += timer.GetMs();

/* Cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_cosf(pf[i]);
#else
pf2[i] = cosf(pf[i]);
#endif
result[3] += timer.GetMs();

/* Fast cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_cosf(pf[i]);
#else
pf2[i] = cosf(pf[i]);
#endif
result[4] += timer.GetMs();

/* Lol cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_cos(pf[i]);
result[5] += timer.GetMs();

/* Sin & cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
{
#if defined __GNUC__
pf2[i] = __builtin_sinf(pf[i]);
pf3[i] = __builtin_cosf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
pf3[i] = cosf(pf[i]);
#endif
}
result[6] += timer.GetMs();

/* Fast sin & cos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
{
#if defined HAVE_FASTMATH_H
pf2[i] = f_sinf(pf[i]);
pf3[i] = f_cosf(pf[i]);
#else
pf2[i] = sinf(pf[i]);
pf3[i] = cosf(pf[i]);
#endif
}
result[7] += timer.GetMs();

/* Lol sincos */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
lol_sincos(pf[i], &pf2[i], &pf3[i]);
result[8] += timer.GetMs();

/* Tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined __GNUC__
pf2[i] = __builtin_tanf(pf[i]);
#else
pf2[i] = tanf(pf[i]);
#endif
result[9] += timer.GetMs();

/* Fast tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
#if defined HAVE_FASTMATH_H
pf2[i] = f_tanf(pf[i]);
#else
pf2[i] = tanf(pf[i]);
#endif
result[10] += timer.GetMs();

/* Lol tan */
timer.GetMs();
for (size_t i = 0; i < TRIG_TABLE_SIZE; i++)
pf2[i] = lol_tan(pf[i]);
result[11] += timer.GetMs();
}

delete[] pf;
delete[] pf2;
delete[] pf3;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (TRIG_TABLE_SIZE * TRIG_RUNS);

Log::Info(" ns/elem\n");
Log::Info("float = sinf(float) %7.3f\n", result[0]);
Log::Info("float = f_sinf(float) %7.3f\n", result[1]);
Log::Info("float = lol_sin(float) %7.3f\n", result[2]);
Log::Info("float = cosf(float) %7.3f\n", result[3]);
Log::Info("float = f_cosf(float) %7.3f\n", result[4]);
Log::Info("float = lol_cos(float) %7.3f\n", result[5]);
Log::Info("float = sinf,cosf(float) %7.3f\n", result[6]);
Log::Info("float = f_sinf,f_cosf(float) %7.3f\n", result[7]);
Log::Info("float = lol_sincos(float) %7.3f\n", result[8]);
Log::Info("float = tanf(float) %7.3f\n", result[9]);
Log::Info("float = f_tanf(float) %7.3f\n", result[10]);
Log::Info("float = lol_tanf(float) %7.3f\n", result[11]);
}

static void bench_matrix(int mode)
{
float result[5] = { 0.0f };
Timer timer;

/* Set up tables */
mat4 *pm = new mat4[MATRIX_TABLE_SIZE + 1];
float *pf = new float[MATRIX_TABLE_SIZE];

for (size_t run = 0; run < MATRIX_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
for (int j = 0; j < 4; j++)
for (int k = 0; k < 4; k++)
pm[i][j][k] = RandF(-2.0f, 2.0f);
break;
}

/* Copy matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] = pm[i + 1];
result[0] += timer.GetMs();

/* Determinant */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pf[i] = pm[i].det();
result[1] += timer.GetMs();

/* Multiply matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] *= pm[i + 1];
result[2] += timer.GetMs();

/* Add matrices */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] += pm[i + 1];
result[3] += timer.GetMs();

/* Invert matrix */
timer.GetMs();
for (size_t i = 0; i < MATRIX_TABLE_SIZE; i++)
pm[i] = pm[i].invert();
result[4] += timer.GetMs();
}

delete[] pm;
delete[] pf;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (MATRIX_TABLE_SIZE * MATRIX_RUNS);

Log::Info(" ns/elem\n");
Log::Info("mat4 = mat4 %7.3f\n", result[0]);
Log::Info("float = mat4.det() %7.3f\n", result[1]);
Log::Info("mat4 *= mat4 %7.3f\n", result[2]);
Log::Info("mat4 += mat4 %7.3f\n", result[3]);
Log::Info("mat4 = mat4.invert() %7.3f\n", result[4]);
}

static void bench_half(int mode)
{
float result[10] = { 0.0f };
Timer timer;

/* Set up tables */
float *pf = new float[HALF_TABLE_SIZE + 1];
half *ph = new half[HALF_TABLE_SIZE + 1];

for (size_t run = 0; run < HALF_RUNS; run++)
{
switch (mode)
{
case 1:
for (size_t i = 0; i < HALF_TABLE_SIZE + 1; i++)
ph[i] = half::makebits(rand());
break;
case 2:
for (size_t i = 0; i < HALF_TABLE_SIZE + 1; i++)
ph[i] = RandF(-2.0f, 2.0f);
break;
}

/* Copy float */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] = pf[i + 1];
result[0] += timer.GetMs();

/* Convert half to float (array) */
timer.GetMs();
half::convert(pf, ph, HALF_TABLE_SIZE);
result[1] += timer.GetMs();

/* Convert half to float (fast) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] = (float)ph[i];
result[2] += timer.GetMs();

/* Add a half to every float */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
pf[i] += ph[i];
result[3] += timer.GetMs();

/* Copy half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = ph[i + 1];
result[4] += timer.GetMs();

/* Change sign of every half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = -ph[i];
result[5] += timer.GetMs();

/* Convert float to half (array) */
timer.GetMs();
half::convert(ph, pf, HALF_TABLE_SIZE);
result[6] += timer.GetMs();

/* Convert float to half (fast) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = (half)pf[i];
result[7] += timer.GetMs();

/* Convert float to half (accurate) */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] = half::makeaccurate(pf[i]);
result[8] += timer.GetMs();

/* Add a float to every half */
timer.GetMs();
for (size_t i = 0; i < HALF_TABLE_SIZE; i++)
ph[i] += pf[i];
result[9] += timer.GetMs();
}

delete[] pf;
delete[] ph;

for (size_t i = 0; i < sizeof(result) / sizeof(*result); i++)
result[i] *= 1000000.0f / (HALF_TABLE_SIZE * HALF_RUNS);

Log::Info(" ns/elem\n");
Log::Info("float = float %7.3f\n", result[0]);
Log::Info("float = half (array) %7.3f\n", result[1]);
Log::Info("float = half (fast) %7.3f\n", result[2]);
Log::Info("float += half %7.3f\n", result[3]);
Log::Info("half = half %7.3f\n", result[4]);
Log::Info("half = -half %7.3f\n", result[5]);
Log::Info("half = float (array) %7.3f\n", result[6]);
Log::Info("half = float (fast) %7.3f\n", result[7]);
Log::Info("half = float (accurate) %7.3f\n", result[8]);
Log::Info("half += float %7.3f\n", result[9]);
}


test/lol-test.cpp → test/testsuite.cpp View File


test/build.cpp → test/unit/build.cpp View File


test/half.cpp → test/unit/half.cpp View File


test/matrix.cpp → test/unit/matrix.cpp View File


test/trig.cpp → test/unit/trig.cpp View File


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