examples/perf-scroll/perf-scroll.cpp

   1 /*
   2  * Copyright (c) 2018 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 #include <dali-toolkit/dali-toolkit.h>
  19 #include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
  20 #include "shared/utility.h"
  21
  22 using namespace Dali;
  23 using namespace Dali::Toolkit;
  24
  25
  26 namespace
  27 {
  28 const char* IMAGE_PATH[] = {
  29                             DEMO_IMAGE_DIR "gallery-medium-1.jpg",
  30                             DEMO_IMAGE_DIR "gallery-medium-2.jpg",
  31                             DEMO_IMAGE_DIR "gallery-medium-3.jpg",
  32                             DEMO_IMAGE_DIR "gallery-medium-4.jpg",
  33                             DEMO_IMAGE_DIR "gallery-medium-5.jpg",
  34                             DEMO_IMAGE_DIR "gallery-medium-6.jpg",
  35                             DEMO_IMAGE_DIR "gallery-medium-7.jpg",
  36                             DEMO_IMAGE_DIR "gallery-medium-8.jpg",
  37                             DEMO_IMAGE_DIR "gallery-medium-9.jpg",
  38                             DEMO_IMAGE_DIR "gallery-medium-10.jpg",
  39                             DEMO_IMAGE_DIR "gallery-medium-11.jpg",
  40                             DEMO_IMAGE_DIR "gallery-medium-12.jpg",
  41                             DEMO_IMAGE_DIR "gallery-medium-13.jpg",
  42                             DEMO_IMAGE_DIR "gallery-medium-14.jpg",
  43                             DEMO_IMAGE_DIR "gallery-medium-15.jpg",
  44                             DEMO_IMAGE_DIR "gallery-medium-16.jpg",
  45                             DEMO_IMAGE_DIR "gallery-medium-17.jpg",
  46                             DEMO_IMAGE_DIR "gallery-medium-18.jpg",
  47                             DEMO_IMAGE_DIR "gallery-medium-19.jpg",
  48                             DEMO_IMAGE_DIR "gallery-medium-20.jpg",
  49                             DEMO_IMAGE_DIR "gallery-medium-21.jpg",
  50                             DEMO_IMAGE_DIR "gallery-medium-22.jpg",
  51                             DEMO_IMAGE_DIR "gallery-medium-23.jpg",
  52                             DEMO_IMAGE_DIR "gallery-medium-24.jpg",
  53                             DEMO_IMAGE_DIR "gallery-medium-25.jpg",
  54                             DEMO_IMAGE_DIR "gallery-medium-26.jpg",
  55                             DEMO_IMAGE_DIR "gallery-medium-27.jpg",
  56                             DEMO_IMAGE_DIR "gallery-medium-28.jpg",
  57                             DEMO_IMAGE_DIR "gallery-medium-29.jpg",
  58                             DEMO_IMAGE_DIR "gallery-medium-30.jpg",
  59                             DEMO_IMAGE_DIR "gallery-medium-31.jpg",
  60                             DEMO_IMAGE_DIR "gallery-medium-32.jpg",
  61                             DEMO_IMAGE_DIR "gallery-medium-33.jpg",
  62                             DEMO_IMAGE_DIR "gallery-medium-34.jpg",
  63                             DEMO_IMAGE_DIR "gallery-medium-35.jpg",
  64                             DEMO_IMAGE_DIR "gallery-medium-36.jpg",
  65                             DEMO_IMAGE_DIR "gallery-medium-37.jpg",
  66                             DEMO_IMAGE_DIR "gallery-medium-38.jpg",
  67                             DEMO_IMAGE_DIR "gallery-medium-39.jpg",
  68                             DEMO_IMAGE_DIR "gallery-medium-40.jpg",
  69                             DEMO_IMAGE_DIR "gallery-medium-41.jpg",
  70                             DEMO_IMAGE_DIR "gallery-medium-42.jpg",
  71                             DEMO_IMAGE_DIR "gallery-medium-43.jpg",
  72                             DEMO_IMAGE_DIR "gallery-medium-44.jpg",
  73                             DEMO_IMAGE_DIR "gallery-medium-45.jpg",
  74                             DEMO_IMAGE_DIR "gallery-medium-46.jpg",
  75                             DEMO_IMAGE_DIR "gallery-medium-47.jpg",
  76                             DEMO_IMAGE_DIR "gallery-medium-48.jpg",
  77                             DEMO_IMAGE_DIR "gallery-medium-49.jpg",
  78                             DEMO_IMAGE_DIR "gallery-medium-50.jpg",
  79                             DEMO_IMAGE_DIR "gallery-medium-51.jpg",
  80                             DEMO_IMAGE_DIR "gallery-medium-52.jpg",
  81                             DEMO_IMAGE_DIR "gallery-medium-53.jpg",
  82 };
  83
  84 const char* NINEPATCH_IMAGE_PATH[] = {
  85                             DEMO_IMAGE_DIR "selection-popup-bg.1.9.png",
  86                             DEMO_IMAGE_DIR "selection-popup-bg.2.9.png",
  87                             DEMO_IMAGE_DIR "selection-popup-bg.3.9.png",
  88                             DEMO_IMAGE_DIR "selection-popup-bg.4.9.png",
  89                             DEMO_IMAGE_DIR "selection-popup-bg.5.9.png",
  90                             DEMO_IMAGE_DIR "selection-popup-bg.6.9.png",
  91                             DEMO_IMAGE_DIR "selection-popup-bg.7.9.png",
  92                             DEMO_IMAGE_DIR "selection-popup-bg.8.9.png",
  93                             DEMO_IMAGE_DIR "selection-popup-bg.9.9.png",
  94                             DEMO_IMAGE_DIR "selection-popup-bg.10.9.png",
  95                             DEMO_IMAGE_DIR "selection-popup-bg.11.9.png",
  96                             DEMO_IMAGE_DIR "selection-popup-bg.12.9.png",
  97                             DEMO_IMAGE_DIR "selection-popup-bg.13.9.png",
  98                             DEMO_IMAGE_DIR "selection-popup-bg.14.9.png",
  99                             DEMO_IMAGE_DIR "selection-popup-bg.15.9.png",
 100                             DEMO_IMAGE_DIR "selection-popup-bg.16.9.png",
 101                             DEMO_IMAGE_DIR "selection-popup-bg.17.9.png",
 102                             DEMO_IMAGE_DIR "selection-popup-bg.18.9.png",
 103                             DEMO_IMAGE_DIR "selection-popup-bg.19.9.png",
 104                             DEMO_IMAGE_DIR "selection-popup-bg.20.9.png",
 105                             DEMO_IMAGE_DIR "selection-popup-bg.21.9.png",
 106                             DEMO_IMAGE_DIR "selection-popup-bg.22.9.png",
 107                             DEMO_IMAGE_DIR "selection-popup-bg.23.9.png",
 108                             DEMO_IMAGE_DIR "selection-popup-bg.24.9.png",
 109                             DEMO_IMAGE_DIR "selection-popup-bg.25.9.png",
 110                             DEMO_IMAGE_DIR "selection-popup-bg.26.9.png",
 111                             DEMO_IMAGE_DIR "selection-popup-bg.27.9.png",
 112                             DEMO_IMAGE_DIR "selection-popup-bg.28.9.png",
 113                             DEMO_IMAGE_DIR "selection-popup-bg.29.9.png",
 114                             DEMO_IMAGE_DIR "selection-popup-bg.30.9.png",
 115                             DEMO_IMAGE_DIR "selection-popup-bg.31.9.png",
 116                             DEMO_IMAGE_DIR "selection-popup-bg.32.9.png",
 117                             DEMO_IMAGE_DIR "selection-popup-bg.33.9.png",
 118                             DEMO_IMAGE_DIR "button-disabled.9.png",
 119                             DEMO_IMAGE_DIR "button-down.9.png",
 120                             DEMO_IMAGE_DIR "button-down-disabled.9.png",
 121                             DEMO_IMAGE_DIR "button-up-1.9.png",
 122                             DEMO_IMAGE_DIR "button-up-2.9.png",
 123                             DEMO_IMAGE_DIR "button-up-3.9.png",
 124                             DEMO_IMAGE_DIR "button-up-4.9.png",
 125                             DEMO_IMAGE_DIR "button-up-5.9.png",
 126                             DEMO_IMAGE_DIR "button-up-6.9.png",
 127                             DEMO_IMAGE_DIR "button-up-7.9.png",
 128                             DEMO_IMAGE_DIR "button-up-8.9.png",
 129                             DEMO_IMAGE_DIR "button-up-9.9.png",
 130                             DEMO_IMAGE_DIR "button-up-10.9.png",
 131                             DEMO_IMAGE_DIR "button-up-11.9.png",
 132                             DEMO_IMAGE_DIR "button-up-12.9.png",
 133                             DEMO_IMAGE_DIR "button-up-13.9.png",
 134                             DEMO_IMAGE_DIR "button-up-14.9.png",
 135                             DEMO_IMAGE_DIR "button-up-15.9.png",
 136                             DEMO_IMAGE_DIR "button-up-16.9.png",
 137                             DEMO_IMAGE_DIR "button-up-17.9.png",
 138 };
 139
 140 const unsigned int NUM_IMAGES = sizeof(IMAGE_PATH) / sizeof(char*);
 141 const unsigned int NUM_NINEPATCH_IMAGES = sizeof(NINEPATCH_IMAGE_PATH) / sizeof(char*);
 142
 143 const float ANIMATION_TIME ( 5.0f ); // animation length in seconds
 144
 145 struct VertexWithTexture
 146 {
 147   Vector2 position;
 148   Vector2 texCoord;
 149 };
 150
 151 VertexWithTexture gQuadWithTexture[] = {
 152                                         { Vector2( -0.5f, -0.5f ), Vector2( 0.0f, 0.0f ) },
 153                                         { Vector2(  0.5f, -0.5f ), Vector2( 1.0f, 0.0f ) },
 154                                         { Vector2( -0.5f,  0.5f ), Vector2( 0.0f, 1.0f ) },
 155                                         { Vector2(  0.5f,  0.5f ), Vector2( 1.0f, 1.0f ) }
 156 };
 157
 158 const char* VERTEX_SHADER_TEXTURE = DALI_COMPOSE_SHADER(
 159     attribute mediump vec2 aPosition;\n
 160     attribute mediump vec2 aTexCoord;\n
 161     uniform mediump mat4 uMvpMatrix;\n
 162     uniform mediump vec3 uSize;\n
 163     varying mediump vec2 vTexCoord;\n
 164     void main()\n
 165     {\n
 166       vec4 position = vec4(aPosition,0.0,1.0)*vec4(uSize,1.0);\n
 167       gl_Position = uMvpMatrix * position;\n
 168       vTexCoord = aTexCoord;\n
 169     }\n
 170 );
 171
 172 const char* FRAGMENT_SHADER_TEXTURE = DALI_COMPOSE_SHADER(
 173     uniform lowp vec4 uColor;\n
 174     uniform sampler2D sTexture;\n
 175     varying mediump vec2 vTexCoord;\n
 176
 177     void main()\n
 178     {\n
 179       gl_FragColor = texture2D( sTexture, vTexCoord ) * uColor;\n
 180     }\n
 181 );
 182
 183 bool gUseMesh(false);
 184 bool gNinePatch(false);
 185 unsigned int gRowsPerPage(15);
 186 unsigned int gColumnsPerPage(15);
 187 unsigned int gPageCount(10);
 188 float gDuration(10.0f);
 189
 190 Renderer CreateRenderer( unsigned int index, Geometry geometry, Shader shader )
 191 {
 192   Renderer renderer = Renderer::New( geometry, shader );
 193   const char* imagePath = !gNinePatch ? IMAGE_PATH[index] : NINEPATCH_IMAGE_PATH[index];
 194   Texture texture = DemoHelper::LoadTexture( imagePath );
 195   TextureSet textureSet = TextureSet::New();
 196   textureSet.SetTexture( 0u, texture );
 197   renderer.SetTextures( textureSet );
 198   renderer.SetProperty( Renderer::Property::BLEND_MODE, BlendMode::OFF );
 199   return renderer;
 200 }
 201
 202
 203 }
 204 // Test application to compare performance between ImageActor and ImageView
 205 // By default, the application consist of 10 pages of 25x25 ImageActors, this can be modified using the following command line arguments:
 206 // -t duration (sec )
 207 // --use-imageview ( Use ImageView instead of ImageActor )
 208 // --use-mesh ( Use new renderer API (as ImageView) but shares renderers between actors when possible )
 209
 210 //
 211 class PerfScroll : public ConnectionTracker
 212 {
 213 public:
 214
 215   PerfScroll( Application& application )
 216   : mApplication( application ),
 217   mRowsPerPage( gRowsPerPage ),
 218   mColumnsPerPage( gColumnsPerPage ),
 219   mPageCount( gPageCount )
 220   {
 221     // Connect to the Application's Init signal
 222     mApplication.InitSignal().Connect( this, &PerfScroll::Create );
 223   }
 224
 225   ~PerfScroll()
 226   {
 227     // Nothing to do here;
 228   }
 229
 230   // The Init signal is received once (only) during the Application lifetime
 231   void Create( Application& application )
 232   {
 233     // Get a handle to the stage
 234     Stage stage = Stage::GetCurrent();
 235     stage.SetBackgroundColor( Color::WHITE );
 236     Vector2 stageSize = stage.GetSize();
 237
 238     stage.GetRootLayer().SetDepthTestDisabled(true);
 239
 240     mSize = Vector3( stageSize.x / mColumnsPerPage, stageSize.y / mRowsPerPage, 0.0f );
 241
 242     // Respond to a click anywhere on the stage
 243     stage.GetRootLayer().TouchSignal().Connect( this, &PerfScroll::OnTouch );
 244
 245     // Respond to key events
 246     stage.KeyEventSignal().Connect( this, &PerfScroll::OnKeyEvent );
 247
 248     mParent = Actor::New();
 249     mParent.SetProperty( Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT );
 250     stage.Add(mParent);
 251
 252     if( gUseMesh )
 253     {
 254       CreateMeshActors();
 255     }
 256     else
 257     {
 258       CreateImageViews();
 259     }
 260
 261     ShowAnimation();
 262   }
 263
 264   bool OnTouch( Actor actor, const TouchData& touch )
 265   {
 266     // quit the application
 267     mApplication.Quit();
 268     return true;
 269   }
 270
 271   const char* ImagePath( int i )
 272   {
 273     return !gNinePatch ? IMAGE_PATH[i % NUM_IMAGES] : NINEPATCH_IMAGE_PATH[i % NUM_NINEPATCH_IMAGES];
 274   }
 275
 276   void CreateImageViews()
 277   {
 278     Stage stage = Stage::GetCurrent();
 279     unsigned int actorCount( mRowsPerPage*mColumnsPerPage * mPageCount );
 280     mImageView.resize( actorCount );
 281
 282     for( size_t i(0); i<actorCount; ++i )
 283     {
 284       mImageView[i] = ImageView::New();
 285       Property::Map propertyMap;
 286       propertyMap.Insert(Toolkit::ImageVisual::Property::URL, ImagePath(i));
 287       propertyMap.Insert(Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE);
 288       propertyMap.Insert(Toolkit::DevelVisual::Property::VISUAL_FITTING_MODE, Toolkit::DevelVisual::FILL);
 289       mImageView[i].SetProperty(Toolkit::ImageView::Property::IMAGE, propertyMap);
 290
 291       mImageView[i].SetSize( Vector3(0.0f,0.0f,0.0f) );
 292       mImageView[i].SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
 293       mParent.Add( mImageView[i] );
 294     }
 295   }
 296
 297   void CreateMeshActors()
 298   {
 299     unsigned int numImages = !gNinePatch ? NUM_IMAGES : NUM_NINEPATCH_IMAGES;
 300
 301     //Create all the renderers
 302     std::vector<Renderer> renderers( numImages );
 303     Shader shader = Shader::New( VERTEX_SHADER_TEXTURE, FRAGMENT_SHADER_TEXTURE );
 304     Geometry geometry = DemoHelper::CreateTexturedQuad();
 305     for( unsigned int i(0); i<numImages; ++i )
 306     {
 307       renderers[i] = CreateRenderer( i, geometry, shader );
 308     }
 309
 310     //Create the actors
 311     Stage stage = Stage::GetCurrent();
 312     unsigned int actorCount(mRowsPerPage*mColumnsPerPage * mPageCount);
 313     mActor.resize(actorCount);
 314     for( size_t i(0); i<actorCount; ++i )
 315     {
 316       mActor[i] = Actor::New();
 317       mActor[i].AddRenderer( renderers[i % numImages] );
 318       mActor[i].SetSize(0.0f,0.0f,0.0f);
 319       mParent.Add(mActor[i]);
 320     }
 321   }
 322
 323   void OnAnimationEnd( Animation& source )
 324   {
 325     if( source == mShow )
 326     {
 327       ScrollAnimation();
 328     }
 329     else if( source == mScroll )
 330     {
 331       HideAnimation();
 332     }
 333     else
 334     {
 335       mApplication.Quit();
 336     }
 337   }
 338
 339   void ShowAnimation()
 340   {
 341     Stage stage = Stage::GetCurrent();
 342     Vector3 initialPosition( stage.GetSize().x * 0.5f, stage.GetSize().y*0.5f, 1000.0f );
 343
 344     unsigned int totalColumns = mColumnsPerPage * mPageCount;
 345
 346     size_t count(0);
 347     float xpos, ypos;
 348     mShow = Animation::New( 0.0f );
 349
 350     float totalDuration( 0.0f );
 351     float durationPerActor( 0.0f );
 352     float delayBetweenActors = ( totalDuration - durationPerActor ) / ( mRowsPerPage * mColumnsPerPage );
 353
 354     for( size_t i(0); i<totalColumns; ++i )
 355     {
 356       xpos = mSize.x * i;
 357
 358       for( size_t j(0); j<mRowsPerPage; ++j )
 359       {
 360
 361         ypos = mSize.y * j;
 362
 363         float delay = 0.0f;
 364         float duration = 0.0f;
 365         if( count < ( static_cast< size_t >( mRowsPerPage ) * mColumnsPerPage ) )
 366         {
 367           duration = durationPerActor;
 368           delay = delayBetweenActors * count;
 369         }
 370         if( gUseMesh )
 371         {
 372           mActor[count].SetPosition( initialPosition );
 373           mActor[count].SetSize( Vector3(0.0f,0.0f,0.0f) );
 374           mActor[count].SetProperty( Actor::Property::ORIENTATION, Quaternion( Quaternion( Radian( 0.0f ), Vector3::XAXIS ) ) );
 375           mShow.AnimateTo( Property( mActor[count], Actor::Property::POSITION ), Vector3( xpos+mSize.x*0.5f, ypos+mSize.y*0.5f, 0.0f), AlphaFunction::EASE_OUT_BACK, TimePeriod( delay, duration ) );
 376           mShow.AnimateTo( Property( mActor[count], Actor::Property::SIZE ), mSize, AlphaFunction::EASE_OUT_BACK, TimePeriod( delay, duration ) );
 377         }
 378         else
 379         {
 380           mImageView[count].SetPosition( initialPosition );
 381           mImageView[count].SetSize( Vector3(0.0f,0.0f,0.0f) );
 382           mImageView[count].SetProperty( Actor::Property::ORIENTATION, Quaternion( Quaternion( Radian(0.0f), Vector3::XAXIS ) ) );
 383           mShow.AnimateTo( Property( mImageView[count], Actor::Property::POSITION ), Vector3( xpos+mSize.x*0.5f, ypos+mSize.y*0.5f, 0.0f ), AlphaFunction::EASE_OUT_BACK, TimePeriod( delay, duration ) );
 384           mShow.AnimateTo( Property( mImageView[count], Actor::Property::SIZE ), mSize, AlphaFunction::EASE_OUT_BACK, TimePeriod( delay, duration ) );
 385         }
 386         ++count;
 387       }
 388     }
 389     mShow.Play();
 390     mShow.FinishedSignal().Connect( this, &PerfScroll::OnAnimationEnd );
 391   }
 392
 393   void ScrollAnimation()
 394   {
 395     Stage stage = Stage::GetCurrent();
 396     Vector3 stageSize( stage.GetSize() );
 397
 398     mScroll = Animation::New( gDuration );
 399
 400     mScroll.AnimateBy( Property( mParent, Actor::Property::POSITION ), Vector3( -(gPageCount-1.)*stageSize.x,0.0f, 0.0f) );
 401     mScroll.Play();
 402     mScroll.FinishedSignal().Connect( this, &PerfScroll::OnAnimationEnd );
 403   }
 404
 405   void HideAnimation()
 406   {
 407     size_t count(0);
 408     unsigned int actorsPerPage( mRowsPerPage*mColumnsPerPage );
 409     mHide = Animation::New( 0.0f );
 410
 411     unsigned int totalColumns = mColumnsPerPage * mPageCount;
 412
 413     float totalDuration( 0.0f );
 414     float durationPerActor( 0.0f );
 415     float delayBetweenActors = ( totalDuration - durationPerActor ) / ( mRowsPerPage * mColumnsPerPage );
 416     for( size_t i(0); i<mRowsPerPage; ++i )
 417     {
 418       for( size_t j(0); j<totalColumns; ++j )
 419       {
 420         float delay = 0.0f;
 421         float duration = 0.0f;
 422         if( count < actorsPerPage )
 423         {
 424           duration = durationPerActor;
 425           delay = delayBetweenActors * count;
 426         }
 427
 428         if( gUseMesh )
 429         {
 430           mHide.AnimateTo( Property( mActor[count], Actor::Property::ORIENTATION ),  Quaternion( Radian( Degree( 70.0f ) ), Vector3::XAXIS ), AlphaFunction::EASE_OUT, TimePeriod( delay, duration ) );
 431           mHide.AnimateBy( Property( mActor[count], Actor::Property::POSITION_Z ), 1000.0f, AlphaFunction::EASE_OUT_BACK, TimePeriod( delay +delayBetweenActors*actorsPerPage + duration, duration ) );
 432         }
 433         else
 434         {
 435           mHide.AnimateTo( Property( mImageView[count], Actor::Property::ORIENTATION ),  Quaternion( Radian( Degree( 70.0f ) ), Vector3::XAXIS ), AlphaFunction::EASE_OUT, TimePeriod( delay, duration ) );
 436           mHide.AnimateBy( Property( mImageView[count], Actor::Property::POSITION_Z ), 1000.0f, AlphaFunction::EASE_OUT_BACK, TimePeriod( delay +delayBetweenActors*actorsPerPage + duration, duration ) );
 437         }
 438         ++count;
 439       }
 440     }
 441
 442     mHide.Play();
 443     mHide.FinishedSignal().Connect( this, &PerfScroll::OnAnimationEnd );
 444   }
 445
 446   void OnKeyEvent( const KeyEvent& event )
 447   {
 448     if( event.state == KeyEvent::Down )
 449     {
 450       if ( IsKey( event, Dali::DALI_KEY_ESCAPE ) || IsKey( event, Dali::DALI_KEY_BACK ) )
 451       {
 452         mApplication.Quit();
 453       }
 454     }
 455   }
 456
 457 private:
 458   Application&  mApplication;
 459
 460   std::vector<Actor>  mActor;
 461   std::vector<ImageView>  mImageView;
 462   Actor mParent;
 463
 464   Vector3             mSize;
 465   unsigned int        mRowsPerPage;
 466   unsigned int        mColumnsPerPage;
 467   unsigned int        mPageCount;
 468
 469   Animation           mShow;
 470   Animation           mScroll;
 471   Animation           mHide;
 472 };
 473
 474 int DALI_EXPORT_API main( int argc, char **argv )
 475 {
 476   Application application = Application::New( &argc, &argv );
 477
 478   for( int i(1) ; i < argc; ++i )
 479   {
 480     std::string arg( argv[i] );
 481     if( arg.compare("--use-mesh") == 0)
 482     {
 483       gUseMesh = true;
 484     }
 485     else if( arg.compare("--nine-patch" ) == 0)
 486     {
 487       gNinePatch = true;
 488     }
 489     else if( arg.compare(0, 2, "-t" ) == 0)
 490     {
 491       gDuration = atof( arg.substr( 2, arg.size()).c_str());
 492     }
 493   }
 494
 495   PerfScroll test( application );
 496   application.MainLoop();
 497
 498   return 0;
 499 }