convert text and gfx tests to using a fixed time of seconds. that makes

results more comparable between a broad range of machines

2 files changed, 48 insertions, 54 deletions

diff --git a/noncore/settings/sysinfo/benchmarkinfo.cpp b/noncore/settings/sysinfo/benchmarkinfo.cpp
index 1d0b140..3dd4121 100644
--- a/noncore/settings/sysinfo/benchmarkinfo.cpp
+++ b/noncore/settings/sysinfo/benchmarkinfo.cpp
@@ -1,380 +1,384 @@
 /**********************************************************************
 ** BenchmarkInfo
 **
 ** A benchmark for Qt/Embedded
 **
 ** Copyright (C) 2004 Michael Lauer <mickey@vanille.de>
 ** Inspired by ZBench (C) 2002 Satoshi <af230533@im07.alpha-net.ne.jp>
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 /* OPIE */
 #include <qpe/qpeapplication.h>
 #include <qpe/qcopenvelope_qws.h>
 #include <qpe/qpedecoration_qws.h>
 #include <qpe/resource.h>
 #include <qpe/config.h>
 
 /* QT */
 #include <qlayout.h>
 #include <qfiledialog.h>
 #include <qlabel.h>
 #include <qpainter.h>
 #include <qdirectpainter_qws.h>
 #include <qapplication.h>
 #include <qpushbutton.h>
 #include <qclipboard.h>
 #include <qtimer.h>
 #include <qcolor.h>
 #include <qpushbutton.h>
 
 /* STD */
 #include <time.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
 
 #include "benchmarkinfo.h"
 
 extern "C"
 {
     void BenchFFT( void );
     double dhry_main( int );
 }
 
+#define DHRYSTONE_RUNS   20000000
+#define TEST_DURATION    3
+
 //===========================================================================
 
 class BenchmarkPaintWidget : public QWidget
 {
   public:
     BenchmarkPaintWidget() : QWidget( 0, "Benchmark Paint Widget", WStyle_Customize|WStyle_StaysOnTop|WPaintUnclipped|WPaintClever )
     {
         resize( QApplication::desktop()->size() );
         show();
         p.begin( this );
     };
 
     ~BenchmarkPaintWidget()
     {
         p.end();
         hide();
     };
 
     QPainter p;
 };
 
 //===========================================================================
 
 BenchmarkInfo::BenchmarkInfo( QWidget *parent, const char *name, int wFlags )
         : QWidget( parent, name, wFlags )
 {
 
     setMinimumSize( 200, 150 );
 
     QVBoxLayout* vb = new QVBoxLayout( this );
     vb->setSpacing( 4 );
     vb->setMargin( 4 );
 
     tests = new QListView( this );
     tests->setMargin( 1 );
     tests->addColumn( "Tests" );
     tests->addColumn( "Results" );
     tests->setShowSortIndicator( true );
 
     test_alu = new QCheckListItem( tests, "1: Integer Arithmetic  ", QCheckListItem::CheckBox );
     test_alu->setText( 1, "n/a" );
     test_fpu = new QCheckListItem( tests, "2: Floating Point Unit  ", QCheckListItem::CheckBox );
     test_fpu->setText( 1, "n/a" );
     test_txt = new QCheckListItem( tests, "3: Text Rendering  ", QCheckListItem::CheckBox );
     test_txt->setText( 1, "n/a" );
     test_gfx = new QCheckListItem( tests, "4: Gfx Rendering  ", QCheckListItem::CheckBox );
     test_gfx->setText( 1, "n/a" );
     test_ram = new QCheckListItem( tests, "5: RAM Performance  ", QCheckListItem::CheckBox );
     test_ram->setText( 1, "n/a" );
     test_sd = new QCheckListItem( tests, "6: SD Card Performance  ", QCheckListItem::CheckBox );
     test_sd->setText( 1, "n/a" );
     test_cf = new QCheckListItem( tests, "7: CF Card Performance  ", QCheckListItem::CheckBox );
     test_cf->setText( 1, "n/a" );
 
     startButton = new QPushButton( tr( "&Start Tests!" ), this );
     connect( startButton, SIGNAL( clicked() ), this, SLOT( run() ) );
 
     vb->addWidget( tests, 2 );
     vb->addWidget( startButton );
 }
 
 
 BenchmarkInfo::~BenchmarkInfo()
 {}
 
 
 void BenchmarkInfo::run()
 {
     startButton->setText( "> Don't touch! Running Tests! Don't touch! <" );
     qApp->processEvents();
     QTime t;
 
     if ( test_alu->isOn() )
     {
         int d = round( dhry_main( DHRYSTONE_RUNS ) );
-        test_alu->setText( 1, QString( "%1 DHRYS" ).arg( QString::number( d ) ) );
+        test_alu->setText( 1, QString( "%1 dhrys" ).arg( QString::number( d ) ) );
         test_alu->setOn( false );
     }
 
     if ( test_fpu->isOn() )
     {
         t.start();
         BenchFFT();
         test_fpu->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
         test_fpu->setOn( false );
     }
 
     if ( test_txt->isOn() )
     {
-        t.start();
-        paintChar();
-        test_txt->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
+        int value = textRendering( TEST_DURATION );
+        test_txt->setText( 1, QString( "%1 chars/sec" ).arg( QString::number( value / TEST_DURATION ) ) );
         test_txt->setOn( false );
     }
 
     if ( test_gfx->isOn() )
     {
-        t.start();
-        paintLineRect();
-        test_gfx->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
+        int value = gfxRendering( TEST_DURATION );
+        test_gfx->setText( 1, QString( "%1 gops/sec" ).arg( QString::number( value / 4 / TEST_DURATION ) ) ); // 4 tests
         test_gfx->setOn( false );
     }
 
     if ( test_ram->isOn() )
     {
         t.start();
         writeFile( "/tmp/benchmarkFile.dat" );    // /tmp is supposed to be in RAM on a PDA
         readFile( "/tmp/benchmarkFile.dat" );
         QFile::remove( "/tmp/benchmarkFile.dat" );
         test_ram->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
         test_ram->setOn( false );
     }
 /*
     if ( test_cf->isOn() )
     {
         t.start();
         benchInteger();
         test_alu->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
         test_alu->setOn( false );
     }
 
     if ( test_sd->isOn() )
     {
         t.start();
         benchInteger();
         test_alu->setText( 1, QString( "%1 secs" ).arg( QString::number( t.elapsed() / 1000.0 ) ) );
         test_alu->setOn( false );
     }
 
     if ( ( which_clipb ) && ( buf.length() > 0 ) )
     {
         clb = QApplication::clipboard();
         clb->setText( dt_buf + buf );
     }
     */
 
     startButton->setText( tr( "&Start Tests!" ) );
 }
 
 
-void BenchmarkInfo::benchInteger() const
+int BenchmarkInfo::textRendering( int seconds )
 {
-    long dummy = 1;
-
-    for ( long i= 0 ; i < INT_TEST_ITERATIONS ; i++ )
-    {
-        for ( long j= 0 ; j < INT_TEST_ITERATIONS ; j++ )
-        {
-            for( long k= 0 ; k < INT_TEST_ITERATIONS ; k++ )
-            {
-                long xx = ( rand() % 1000 + 111 ) * 7 / 3 + 31;
-                long yy = ( rand() % 100 + 23 ) * 11 / 7 + 17;
-                long zz = ( rand() % 100 + 47 ) * 13 / 11 - 211;
-                dummy = xx * yy / zz;
-                dummy *= 23;
-                dummy += ( xx - yy + zz );
-                dummy -= ( xx + yy - zz );
-                dummy *= ( xx * zz * yy );
-                dummy /= 1 + ( xx * yy * zz );
-            }
-        }
-    }
-}
-
+    QTime t;
+    t.start();
+    int stop = t.elapsed() + seconds * 1000;
 
-void BenchmarkInfo::paintChar()
-{
     int rr[] = { 255, 255, 255, 0, 0, 0, 0, 128, 128 };
     int gg[] = { 0, 255, 0, 0, 255, 255, 0, 128, 128 };
     int bb[] = { 0, 0, 255, 0, 0, 255, 255, 128, 0 };
     const QString text( "Opie Benchmark Test" );
 
     int w = QApplication::desktop()->width();
     int h = QApplication::desktop()->height();
 
     srand( time( NULL ) );
 
     BenchmarkPaintWidget bpw;
 
-    for ( int i = 0; i < CHAR_TEST_ITERATIONS; ++i )
+    int loops = 0;
+    
+    while ( t.elapsed() < stop )
     {
         int k = rand() % 9;
+        int s = rand() % 100;
         bpw.p.setPen( QColor( rr[ k ], gg[ k ], bb[ k ] ) );
-        bpw.p.setFont( QFont( "Vera", k*10 ) );
+        bpw.p.setFont( QFont( "Vera", s ) );
         bpw.p.drawText( rand() % w, rand() % h, text, text.length() );
+        ++loops;
     }
+    
+    return loops * text.length();
 }
 
-void BenchmarkInfo::paintLineRect()
+int BenchmarkInfo::gfxRendering( int seconds )
 {
     int rr[] = { 255, 255, 255, 0, 0, 0, 0, 128, 128 };
     int gg[] = { 0, 255, 0, 0, 255, 255, 0, 128, 128 };
     int bb[] = { 0, 0, 255, 0, 0, 255, 255, 128, 0 };
 
     int w = QApplication::desktop()->width();
     int h = QApplication::desktop()->height();
 
     srand( time( NULL ) );
 
     BenchmarkPaintWidget bpw;
 
-    for ( int i = 0; i < DRAW_TEST_ITERATIONS*3; ++i )
+    QTime t;
+    t.start();
+    int stop = t.elapsed() + seconds*1000;
+    int loops = 0;
+    
+    while ( t.elapsed() < stop )
     {
         int k = rand() % 9;
         bpw.p.setPen( QColor( rr[ k ], gg[ k ], bb[ k ] ) );
         bpw.p.drawLine( rand()%w, rand()%h, rand()%w, rand()%h );
+        ++loops;
     }
 
-    for ( int i = 0; i < DRAW_TEST_ITERATIONS; ++i )
+    t.restart();
+    stop = t.elapsed() + seconds*1000;
+    
+    while ( t.elapsed() < stop )
     {
         int k = rand() % 9;
         bpw.p.setPen( QColor( rr[ k ], gg[ k ], bb[ k ] ) );
         bpw.p.drawArc( rand()%w, rand()%h, rand()%w, rand()%h, 360 * 16, 360 * 16 );
+        ++loops;
     }
 
     QBrush br1;
     br1.setStyle( SolidPattern );
-
-    for ( int i = 0; i < DRAW_TEST_ITERATIONS*2; ++i )
+    t.restart();
+    stop = t.elapsed() + seconds*1000;
+    
+    while ( t.elapsed() < stop )
     {
         int k = rand() % 9;
         br1.setColor( QColor( rr[ k ], gg[ k ], bb[ k ] ) );
         bpw.p.fillRect( rand()%w, rand()%h, rand()%w, rand()%h, br1 );
+        ++loops;
     }
 
-    QPixmap p = Resource::loadPixmap( "pattern" );
-    for ( int i = 0; i < DRAW_TEST_ITERATIONS; ++i )
+    QPixmap p = Resource::loadPixmap( "sysinfo/pattern" );
+    t.restart();
+    stop = t.elapsed() + seconds*1000;
+    
+    while ( t.elapsed() < stop )
     {
         bpw.p.drawPixmap( rand()%w, rand()%h, p );
+        ++loops;
     }
 
-
+    return loops;
+    
 }
 
 // **********************************************************************
 // Read & Write
 // v2.0.0
 // **********************************************************************
 #define   BUFF_SIZE        8192
 #define   FILE_SIZE        1024 * 1024  // 1Mb
 
 char FileBuf[ BUFF_SIZE + 1 ];
 
 bool BenchmarkInfo::writeFile( const QString& w_path )
 {
     int i;
     int k;
     int n;
     int pos;
     int len;
     char *data = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; // 62
 
 
     // /*------------------------------------
     int w_len;
 
     QFile writeFile( w_path );
     srand( time( NULL ) );
 
     for ( n = 0 ; n < 20 ; n++ )
     {
         if ( ! writeFile.open( IO_WriteOnly ) )
         {
             writeFile.close();
             writeFile.remove();
             return ( false );
         }
         // ------------------------------------------ sequential write
         for ( k = 0 ; k < 256 ; k++ )
         {
             n = rand() % 30;
             memcpy( &FileBuf[ k * 32 ], &data[ n ], 32 );
         }
 
         for ( i = 0 ; i < FILE_SIZE / BUFF_SIZE ; i++ )
         {
             w_len = writeFile.writeBlock( FileBuf, BUFF_SIZE );
             if ( w_len != BUFF_SIZE )
             {
                 writeFile.close();
                 writeFile.remove();
                 return ( false );
             }
             writeFile.flush();
         }
         // ------------------------------------------ random write
         for ( i = 0 ; i < 400 ; i++ )
         {
             len = rand() % 90 + 4000;
             for ( k = 0 ; k < 128 ; k++ )
             {
                 n = rand() % 30;
                 memcpy( &FileBuf[ k * 8 ], &data[ n ], 32 );
             }
             pos = rand() % ( FILE_SIZE - BUFF_SIZE );
 
             writeFile.at( pos );
             w_len = writeFile.writeBlock( FileBuf, len );
             if ( w_len != len )
             {
                 writeFile.close();
                 writeFile.remove();
                 return ( false );
             }
             writeFile.flush();
         }
         writeFile.close();
     }
     return ( true );
     // ------------------------------------*/
 
     /* ----------------------------------
      srand( time( NULL ) );
 
      FILE *fp;
 
      for( n= 0 ; n < 40 ; n++ )
      {
       if (( fp = fopen( w_path, "wt" )) == NULL )
        return( false );
       memset( FileBuf, '\0', BUFF_SIZE+1 );
       // ------------------------------------------ sequential write
       for( i= 0 ; i < FILE_SIZE / BUFF_SIZE ; i++ )
             {
              for( k= 0 ; k < 128 ; k++ )
                 {
         n = rand() % 30;
         memcpy( &FileBuf[k*8], &data[n], 32 );
diff --git a/noncore/settings/sysinfo/benchmarkinfo.h b/noncore/settings/sysinfo/benchmarkinfo.h
index 2d994b4..55398eb 100644
--- a/noncore/settings/sysinfo/benchmarkinfo.h
+++ b/noncore/settings/sysinfo/benchmarkinfo.h
@@ -1,73 +1,63 @@
 /**********************************************************************
 ** BenchmarkInfo
 **
 ** A benchmark for Qt/Embedded
 **
 ** Copyright (C) 2004 Michael Lauer <mickey@vanille.de>
 ** Inspired by ZBench (C) 2002 Satoshi <af230533@im07.alpha-net.ne.jp>
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #include <qwidget.h>
 #include <qdialog.h>
 
 class QClipboard;
 class QCheckListItem;
 class QPushButton;
 class QListView;
 
-//#define       INT_TEST_ITERATIONS      50
-//#define       CHAR_TEST_ITERATIONS     15000
-//#define       DRAW_TEST_ITERATIONS     5000
-
-#define       INT_TEST_ITERATIONS      50
-#define       DHRYSTONE_RUNS           20000000
-#define       CHAR_TEST_ITERATIONS     15000
-#define       DRAW_TEST_ITERATIONS     5000
-
 class BenchmarkInfo : public QWidget
 {
     Q_OBJECT
 
 public:
     BenchmarkInfo( QWidget *parent = 0, const char *name = 0, int wFlags = 0 );
     ~BenchmarkInfo();
 
     QCheckListItem* test_alu;
     QCheckListItem* test_fpu;
     QCheckListItem* test_txt;
     QCheckListItem* test_gfx;
     QCheckListItem* test_ram;
     QCheckListItem* test_sd;
     QCheckListItem* test_cf;
 
     bool main_rd;
     bool main_wt;
     bool sd_rd;
     bool sd_wt;
     bool cf_rd;
     bool cf_wt;
 
     QClipboard* clb;
 
     QListView* tests;
     QPushButton* startButton;
 
-    void benchInteger() const;
-    void paintChar();
-    void paintLineRect();
+    int textRendering( int );
+    int gfxRendering( int );
     bool writeFile( const QString& );
     bool readFile( const QString& );
 
 private slots:
     void run();
 
 };