2 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
21 #include "shared/view.h"
22 #include <dali/dali.h>
23 #include <dali-toolkit/dali-toolkit.h>
26 using namespace Dali::Toolkit;
30 namespace // unnamed namespace
33 ////////////////////////////////////////////////////
35 // Demo setup parameters
38 //#define MULTIPLE_MOTION_BLURRED_ACTORS
39 #ifndef MULTIPLE_MOTION_BLURRED_ACTORS
41 const float MOTION_BLUR_ACTOR_WIDTH = 256; // actor size on screen
42 const float MOTION_BLUR_ACTOR_HEIGHT = 256; // ""
44 #else //#ifndef MULTIPLE_MOTION_BLURRED_ACTORS
46 const float MOTION_BLUR_ACTOR_WIDTH = 150; // actor size on screen
47 const float MOTION_BLUR_ACTOR_HEIGHT = 112; // ""
49 #endif //#ifndef MULTIPLE_MOTION_BLURRED_ACTORS
52 const unsigned int MOTION_BLUR_NUM_SAMPLES = 8;
54 const int MOTION_BLUR_NUM_ACTOR_IMAGES = 5;
55 const char* MOTION_BLUR_ACTOR_IMAGE1( DALI_IMAGE_DIR "image-with-border-1.jpg" );
56 const char* MOTION_BLUR_ACTOR_IMAGE2( DALI_IMAGE_DIR "image-with-border-2.jpg" );
57 const char* MOTION_BLUR_ACTOR_IMAGE3( DALI_IMAGE_DIR "image-with-border-3.jpg" );
58 const char* MOTION_BLUR_ACTOR_IMAGE4( DALI_IMAGE_DIR "image-with-border-4.jpg" );
59 const char* MOTION_BLUR_ACTOR_IMAGE5( DALI_IMAGE_DIR "image-with-border-1.jpg" );
61 const char* MOTION_BLUR_ACTOR_IMAGES[] = {
62 MOTION_BLUR_ACTOR_IMAGE1,
63 MOTION_BLUR_ACTOR_IMAGE2,
64 MOTION_BLUR_ACTOR_IMAGE3,
65 MOTION_BLUR_ACTOR_IMAGE4,
66 MOTION_BLUR_ACTOR_IMAGE5,
69 const int NUM_ACTOR_ANIMATIONS = 4;
70 const int NUM_CAMERA_ANIMATIONS = 2;
73 const char* BACKGROUND_IMAGE_PATH = DALI_IMAGE_DIR "background-default.png";
75 const char* TOOLBAR_IMAGE( DALI_IMAGE_DIR "top-bar.png" );
76 const char* LAYOUT_IMAGE( DALI_IMAGE_DIR "icon-change.png" );
77 const char* APPLICATION_TITLE( "Motion Blur" );
78 const char* EFFECTS_OFF_ICON( DALI_IMAGE_DIR "icon-effects-off.png" );
79 const char* EFFECTS_ON_ICON( DALI_IMAGE_DIR "icon-effects-on.png" );
81 const float UI_MARGIN = 4.0f; ///< Screen Margin for placement of UI buttons
83 const Vector3 BUTTON_SIZE_CONSTRAINT( 0.24f, 0.09f, 1.0f );
84 const Vector3 BUTTON_TITLE_LABEL_TAP_HERE_SIZE_CONSTRAINT( 0.55f, 0.06f, 1.0f );
85 const Vector3 BUTTON_TITLE_LABEL_INSTRUCTIONS_POPUP_SIZE_CONSTRAINT( 1.0f, 1.0f, 1.0f );
87 // move this button down a bit so it is visible on target and not covered up by toolbar
88 const float BUTTON_TITLE_LABEL_Y_OFFSET = 0.05f;
90 const float ORIENTATION_DURATION = 0.5f; ///< Time to rotate to new orientation.
93 * @brief Load an image, scaled-down to no more than the dimensions passed in.
95 * Uses SHRINK_TO_FIT which ensures the resulting image is
96 * smaller than or equal to the specified dimensions while preserving its
97 * original aspect ratio.
99 ResourceImage LoadImageFittedInBox( const char * const imagePath, uint32_t maxWidth, uint32_t maxHeight )
101 // Load the image nicely scaled-down to fit within the specified max width and height:
102 return ResourceImage::New( imagePath, ImageDimensions( maxWidth, maxHeight ), FittingMode::SHRINK_TO_FIT, Dali::SamplingMode::BOX_THEN_LINEAR );
105 } // unnamed namespace
109 class MotionBlurExampleApp : public ConnectionTracker
114 * DeviceOrientation describes the four different
115 * orientations the device can be in based on accelerometer reports.
117 enum DeviceOrientation
121 PORTRAIT_INVERSE = 180,
122 LANDSCAPE_INVERSE = 270
127 * @param application class, stored as reference
129 MotionBlurExampleApp(Application &app)
131 mActorEffectsEnabled(false),
132 mCurrentActorAnimation(0),
135 // Connect to the Application's Init signal
136 app.InitSignal().Connect(this, &MotionBlurExampleApp::OnInit);
139 ~MotionBlurExampleApp()
141 // Nothing to do here; everything gets deleted automatically
145 * This method gets called once the main loop of application is up and running
147 void OnInit(Application& app)
149 // The Init signal is received once (only) during the Application lifetime
151 Stage::GetCurrent().KeyEventSignal().Connect(this, &MotionBlurExampleApp::OnKeyEvent);
154 // Creates a default view with a default tool bar.
155 // The view is added to the stage.
156 mContentLayer = DemoHelper::CreateView( mApplication,
159 BACKGROUND_IMAGE_PATH,
163 //Add an effects icon on the right of the title
164 mIconEffectsOff = ResourceImage::New( EFFECTS_OFF_ICON );
165 mIconEffectsOn = ResourceImage::New( EFFECTS_ON_ICON );
166 mActorEffectsButton = Toolkit::PushButton::New();
167 mActorEffectsButton.SetBackgroundImage( mIconEffectsOff );
168 mActorEffectsButton.ClickedSignal().Connect( this, &MotionBlurExampleApp::OnEffectButtonClicked );
169 mToolBar.AddControl( mActorEffectsButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalCenter, DemoHelper::DEFAULT_PLAY_PADDING );
171 // Creates a mode button.
172 // Create a effect toggle button. (right of toolbar)
173 Image imageLayout = ResourceImage::New( LAYOUT_IMAGE );
174 Toolkit::PushButton layoutButton = Toolkit::PushButton::New();
175 layoutButton.SetBackgroundImage(imageLayout);
176 layoutButton.ClickedSignal().Connect( this, &MotionBlurExampleApp::OnLayoutButtonClicked);
177 layoutButton.SetLeaveRequired( true );
178 mToolBar.AddControl( layoutButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
181 mTapGestureDetector = TapGestureDetector::New();
182 mTapGestureDetector.Attach( mContentLayer );
183 mTapGestureDetector.DetectedSignal().Connect( this, &MotionBlurExampleApp::OnTap );
185 Dali::Window winHandle = app.GetWindow();
186 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
187 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE );
188 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
189 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
191 // set initial orientation
192 winHandle.GetOrientation().ChangedSignal().Connect( this, &MotionBlurExampleApp::OnOrientationChanged );
193 unsigned int degrees = winHandle.GetOrientation().GetDegrees();
194 Rotate( static_cast< DeviceOrientation >( degrees ) );
197 ///////////////////////////////////////////////////////
199 // Motion blurred actor
202 // Scale down actor to fit on very low resolution screens with space to interact:
203 Size stageSize = Stage::GetCurrent().GetSize();
204 mMotionBlurActorSize = Size( std::min( stageSize.x * 0.3f, MOTION_BLUR_ACTOR_WIDTH ), std::min( stageSize.y * 0.3f, MOTION_BLUR_ACTOR_HEIGHT ) );
205 mMotionBlurActorSize = Size( std::min( mMotionBlurActorSize.x, mMotionBlurActorSize.y ), std::min( mMotionBlurActorSize.x, mMotionBlurActorSize.y ) );
207 Image image = LoadImageFittedInBox( MOTION_BLUR_ACTOR_IMAGE1, mMotionBlurActorSize.x, mMotionBlurActorSize.y );
208 mMotionBlurImageActor = ImageActor::New(image);
209 mMotionBlurImageActor.SetParentOrigin( ParentOrigin::CENTER );
210 mMotionBlurImageActor.SetSize(mMotionBlurActorSize.x, mMotionBlurActorSize.y);
212 mContentLayer.Add( mMotionBlurImageActor );
214 // Create shader used for doing motion blur
215 mMotionBlurEffect = MotionBlurEffect::Apply(mMotionBlurImageActor);
218 #ifdef MULTIPLE_MOTION_BLURRED_ACTORS
220 ///////////////////////////////////////////////////////
222 // Motion blurred actor 2
225 mMotionBlurImageActor2 = ImageActor::New(image);
226 mMotionBlurImageActor2.SetParentOrigin( ParentOrigin::CENTER );
227 mMotionBlurImageActor2.SetSize(mMotionBlurActorSize.x, mMotionBlurActorSize.y);
228 mMotionBlurImageActor2.SetPosition(mMotionBlurActorSize.x * 1.1f, 0.0f);
229 mMotionBlurImageActor.Add( mMotionBlurImageActor2 );
231 // Create shader used for doing motion blur
232 mMotionBlurEffect2 = MotionBlurEffect::New(MOTION_BLUR_NUM_SAMPLES);
234 // set actor shader to the blur one
235 mMotionBlurImageActor2.SetShaderEffect( mMotionBlurEffect2 );
238 ///////////////////////////////////////////////////////
240 // Motion blurred actor 3
243 mMotionBlurImageActor3 = ImageActor::New(image);
244 mMotionBlurImageActor3.SetParentOrigin( ParentOrigin::CENTER );
245 mMotionBlurImageActor3.SetSize(mMotionBlurActorSize.x, mMotionBlurActorSize.y);
246 mMotionBlurImageActor3.SetPosition(-mMotionBlurActorSize.x * 1.1f, 0.0f);
247 mMotionBlurImageActor.Add( mMotionBlurImageActor3 );
249 // Create shader used for doing motion blur
250 mMotionBlurEffect3 = MotionBlurEffect::New(MOTION_BLUR_NUM_SAMPLES);
252 // set actor shader to the blur one
253 mMotionBlurImageActor3.SetShaderEffect( mMotionBlurEffect3 );
256 ///////////////////////////////////////////////////////
258 // Motion blurred actor 4
261 mMotionBlurImageActor4 = ImageActor::New(image);
262 mMotionBlurImageActor4.SetParentOrigin( ParentOrigin::CENTER );
263 mMotionBlurImageActor4.SetSize(mMotionBlurActorSize.x, mMotionBlurActorSize.y);
264 mMotionBlurImageActor4.SetPosition(0.0f, mMotionBlurActorSize.y * 1.1f);
265 mMotionBlurImageActor.Add( mMotionBlurImageActor4 );
267 // Create shader used for doing motion blur
268 mMotionBlurEffect4 = MotionBlurEffect::New(MOTION_BLUR_NUM_SAMPLES);
270 // set actor shader to the blur one
271 mMotionBlurImageActor4.SetShaderEffect( mMotionBlurEffect4 );
274 ///////////////////////////////////////////////////////
276 // Motion blurred actor 5
279 mMotionBlurImageActor5 = ImageActor::New(image);
280 mMotionBlurImageActor5.SetParentOrigin( ParentOrigin::CENTER );
281 mMotionBlurImageActor5.SetSize(mMotionBlurActorSize.x, mMotionBlurActorSize.y);
282 mMotionBlurImageActor5.SetPosition(0.0f, -mMotionBlurActorSize.y * 1.1f);
283 mMotionBlurImageActor.Add( mMotionBlurImageActor5 );
285 // Create shader used for doing motion blur
286 mMotionBlurEffect5 = MotionBlurEffect::New(MOTION_BLUR_NUM_SAMPLES);
288 // set actor shader to the blur one
289 mMotionBlurImageActor5.SetShaderEffect( mMotionBlurEffect5 );
290 #endif //#ifdef MULTIPLE_MOTION_BLURRED_ACTORS
293 //////////////////////////////////////////////////////////////
295 // Device Orientation Support
299 void OnOrientationChanged( Orientation orientation )
301 unsigned int degrees = orientation.GetDegrees();
302 Rotate( static_cast< DeviceOrientation >( degrees ) );
305 void Rotate( DeviceOrientation orientation )
307 // Resize the root actor
308 Vector2 stageSize = Stage::GetCurrent().GetSize();
309 Vector2 targetSize = stageSize;
310 if( orientation == LANDSCAPE ||
311 orientation == LANDSCAPE_INVERSE )
313 targetSize = Vector2( stageSize.y, stageSize.x );
316 if( mOrientation != orientation )
318 mOrientation = orientation;
320 // check if actor is on stage
321 if( mView.GetParent() )
323 // has parent so we expect it to be on stage, start animation
324 mRotateAnimation = Animation::New( ORIENTATION_DURATION );
325 mRotateAnimation.AnimateTo( Property( mView, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree( -orientation ) ), Vector3::ZAXIS ), AlphaFunctions::EaseOut );
326 mRotateAnimation.AnimateTo( Property( mView, Actor::Property::SIZE_WIDTH ), targetSize.width );
327 mRotateAnimation.AnimateTo( Property( mView, Actor::Property::SIZE_HEIGHT ), targetSize.height );
328 mRotateAnimation.Play();
332 // set the rotation to match the orientation
333 mView.SetOrientation( Degree( -orientation ), Vector3::ZAXIS );
334 mView.SetSize( targetSize );
339 // for first time just set size
340 mView.SetSize( targetSize );
345 //////////////////////////////////////////////////////////////
351 // move to point on screen that was tapped
352 void OnTap( Actor actor, const TapGesture& tapGesture )
355 float originOffsetX, originOffsetY;
357 // rotate offset (from top left origin to centre) into actor space
358 Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
359 actor.ScreenToLocal(originOffsetX, originOffsetY, stageSize.width * 0.5f, stageSize.height * 0.5f);
361 // get dest point in local actor space
362 destPos.x = tapGesture.localPoint.x - originOffsetX;
363 destPos.y = tapGesture.localPoint.y - originOffsetY;
366 float animDuration = 0.5f;
367 mActorTapMovementAnimation = Animation::New( animDuration );
368 if ( mMotionBlurImageActor )
370 mActorTapMovementAnimation.AnimateTo( Property(mMotionBlurImageActor, Actor::Property::POSITION), destPos, AlphaFunctions::EaseInOutSine, TimePeriod(animDuration) );
372 mActorTapMovementAnimation.SetEndAction( Animation::Bake );
373 mActorTapMovementAnimation.Play();
376 // perform some spinning etc
377 if(mActorEffectsEnabled)
379 switch(mCurrentActorAnimation)
384 float animDuration = 1.0f;
385 mActorAnimation = Animation::New(animDuration);
386 mActorAnimation.AnimateBy( Property( mMotionBlurImageActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f) ), Vector3::YAXIS ), AlphaFunctions::EaseInOut );
387 mActorAnimation.SetEndAction( Animation::Bake );
388 mActorAnimation.Play();
395 float animDuration = 1.0f;
396 mActorAnimation = Animation::New(animDuration);
397 mActorAnimation.AnimateBy( Property( mMotionBlurImageActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f) ), Vector3::ZAXIS ), AlphaFunctions::EaseInOut );
398 mActorAnimation.SetEndAction( Animation::Bake );
399 mActorAnimation.Play();
403 // spin around y and z
406 float animDuration = 1.0f;
407 mActorAnimation = Animation::New(animDuration);
408 mActorAnimation.AnimateBy( Property( mMotionBlurImageActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f) ), Vector3::YAXIS ), AlphaFunctions::EaseInOut );
409 mActorAnimation.AnimateBy( Property( mMotionBlurImageActor, Actor::Property::ORIENTATION ), Quaternion( Radian( Degree(360.0f) ), Vector3::ZAXIS ), AlphaFunctions::EaseInOut );
410 mActorAnimation.SetEndAction( Animation::Bake );
411 mActorAnimation.Play();
418 float animDuration = 1.0f;
419 mActorAnimation = Animation::New(animDuration);
420 mActorAnimation.AnimateBy( Property( mMotionBlurImageActor, Actor::Property::SCALE ), Vector3(2.0f, 2.0f, 2.0f), AlphaFunctions::Bounce, TimePeriod( 0.0f, 1.0f ) );
421 mActorAnimation.SetEndAction( Animation::Bake );
422 mActorAnimation.Play();
430 mCurrentActorAnimation++;
431 if(NUM_ACTOR_ANIMATIONS == mCurrentActorAnimation)
433 mCurrentActorAnimation = 0;
438 void ToggleActorEffects()
440 if(!mActorEffectsEnabled)
442 mActorEffectsEnabled = true;
443 mActorEffectsButton.SetBackgroundImage( mIconEffectsOn );
447 mActorEffectsEnabled = false;
448 mActorEffectsButton.SetBackgroundImage( mIconEffectsOff );
452 //////////////////////////////////////////////////////////////
458 bool OnLayoutButtonClicked( Toolkit::Button button )
464 bool OnEffectButtonClicked( Toolkit::Button button )
466 ToggleActorEffects();
471 * Main key event handler
473 void OnKeyEvent(const KeyEvent& event)
475 if(event.state == KeyEvent::Down)
477 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
484 //////////////////////////////////////////////////////////////
494 if(MOTION_BLUR_NUM_ACTOR_IMAGES == mCurrentImage)
499 Image blurImage = LoadImageFittedInBox( MOTION_BLUR_ACTOR_IMAGES[mCurrentImage], mMotionBlurActorSize.x, mMotionBlurActorSize.y );
500 mMotionBlurImageActor.SetImage(blurImage);
505 Application& mApplication; ///< Application instance
507 Toolkit::ToolBar mToolBar;
508 Image mIconEffectsOff;
509 Image mIconEffectsOn;
511 Layer mContentLayer; ///< Content layer (contains actor for this blur demo)
513 PushButton mActorEffectsButton; ///< The actor effects toggling Button.
516 MotionBlurEffect mMotionBlurEffect;
517 ImageActor mMotionBlurImageActor;
518 Size mMotionBlurActorSize;
520 #ifdef MULTIPLE_MOTION_BLURRED_ACTORS
521 MotionBlurEffect mMotionBlurEffect2;
522 MotionBlurEffect mMotionBlurEffect3;
523 MotionBlurEffect mMotionBlurEffect4;
524 MotionBlurEffect mMotionBlurEffect5;
526 ImageActor mMotionBlurImageActor2;
527 ImageActor mMotionBlurImageActor3;
528 ImageActor mMotionBlurImageActor4;
529 ImageActor mMotionBlurImageActor5;
530 #endif //#ifdef MULTIPLE_MOTION_BLURRED_ACTORS
532 // animate actor to position where user taps screen
533 Animation mActorTapMovementAnimation;
535 // show different animations to demonstrate blur effect working on an object only movement basis
536 bool mActorEffectsEnabled;
537 Animation mActorAnimation;
538 int mCurrentActorAnimation;
540 // offer a selection of images that user can cycle between
543 TapGestureDetector mTapGestureDetector;
545 DeviceOrientation mOrientation; ///< Current Device orientation
546 Animation mRotateAnimation; ///< Animation for rotating between landscape and portrait.
548 Popup mInstructionsPopup; ///< Info Popup
551 void RunTest(Application& app)
553 MotionBlurExampleApp test(app);
558 // Entry point for Linux & Tizen applications
560 int main(int argc, char **argv)
562 Application app = Application::New(&argc, &argv);