2 * Copyright (c) 2016 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.
19 #include <dali-toolkit/internal/visuals/image/image-visual.h>
22 #include <cstring> // for strncasecmp
23 #include <dali/public-api/images/resource-image.h>
24 #include <dali/public-api/images/native-image.h>
25 #include <dali/devel-api/images/atlas.h>
26 #include <dali/devel-api/images/texture-set-image.h>
27 #include <dali/devel-api/adaptor-framework/bitmap-loader.h>
28 #include <dali/devel-api/scripting/enum-helper.h>
29 #include <dali/devel-api/scripting/scripting.h>
30 #include <dali/integration-api/debug.h>
33 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
34 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
35 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
36 #include <dali-toolkit/internal/visuals/visual-factory-cache.h>
37 #include <dali-toolkit/internal/visuals/visual-base-impl.h>
38 #include <dali-toolkit/internal/visuals/image-atlas-manager.h>
39 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
52 const char HTTP_URL[] = "http://";
53 const char HTTPS_URL[] = "https://";
56 const char * const IMAGE_FITTING_MODE( "fittingMode" );
57 const char * const IMAGE_SAMPLING_MODE( "samplingMode" );
58 const char * const IMAGE_DESIRED_WIDTH( "desiredWidth" );
59 const char * const IMAGE_DESIRED_HEIGHT( "desiredHeight" );
60 const char * const IMAGE_WRAP_MODE_U("wrapModeU");
61 const char * const IMAGE_WRAP_MODE_V("wrapModeV");
62 const char * const SYNCHRONOUS_LOADING( "synchronousLoading" );
63 const char * const BATCHING_ENABLED( "batchingEnabled" );
66 DALI_ENUM_TO_STRING_TABLE_BEGIN( FITTING_MODE )
67 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, SHRINK_TO_FIT )
68 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, SCALE_TO_FILL )
69 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, FIT_WIDTH )
70 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, FIT_HEIGHT )
71 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, DEFAULT )
72 DALI_ENUM_TO_STRING_TABLE_END( FITTING_MODE )
75 DALI_ENUM_TO_STRING_TABLE_BEGIN( SAMPLING_MODE )
76 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX )
77 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, NEAREST )
78 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, LINEAR )
79 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX_THEN_NEAREST )
80 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX_THEN_LINEAR )
81 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, NO_FILTER )
82 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, DONT_CARE )
83 DALI_ENUM_TO_STRING_TABLE_END( SAMPLING_MODE )
86 DALI_ENUM_TO_STRING_TABLE_BEGIN( WRAP_MODE )
87 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, DEFAULT )
88 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, CLAMP_TO_EDGE )
89 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, REPEAT )
90 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, MIRRORED_REPEAT )
91 DALI_ENUM_TO_STRING_TABLE_END( WRAP_MODE )
93 const std::string PIXEL_AREA_UNIFORM_NAME = "pixelArea";
94 const std::string WRAP_MODE_UNIFORM_NAME = "wrapMode";
96 const Vector4 FULL_TEXTURE_RECT(0.f, 0.f, 1.f, 1.f);
98 const char* DEFAULT_SAMPLER_TYPENAME = "sampler2D";
100 const char* VERTEX_SHADER = DALI_COMPOSE_SHADER(
101 attribute mediump vec2 aPosition;\n
102 uniform mediump mat4 uMvpMatrix;\n
103 uniform mediump vec3 uSize;\n
104 uniform mediump vec4 pixelArea;
105 varying mediump vec2 vTexCoord;\n
109 mediump vec4 vertexPosition = vec4(aPosition, 0.0, 1.0);\n
110 vertexPosition.xyz *= uSize;\n
111 vertexPosition = uMvpMatrix * vertexPosition;\n
113 vTexCoord = pixelArea.xy+pixelArea.zw*(aPosition + vec2(0.5) );\n
114 gl_Position = vertexPosition;\n
118 const char* FRAGMENT_SHADER_NO_ATLAS = DALI_COMPOSE_SHADER(
119 varying mediump vec2 vTexCoord;\n
120 uniform sampler2D sTexture;\n
121 uniform lowp vec4 uColor;\n
125 gl_FragColor = texture2D( sTexture, vTexCoord ) * uColor;\n
129 const char* FRAGMENT_SHADER_ATLAS_CLAMP = DALI_COMPOSE_SHADER(
130 varying mediump vec2 vTexCoord;\n
131 uniform sampler2D sTexture;\n
132 uniform mediump vec4 uAtlasRect;\n
133 uniform lowp vec4 uColor;\n
137 mediump vec2 texCoord = clamp( mix( uAtlasRect.xy, uAtlasRect.zw, vTexCoord ), uAtlasRect.xy, uAtlasRect.zw );\n
138 gl_FragColor = texture2D( sTexture, texCoord ) * uColor;\n
142 const char* FRAGMENT_SHADER_ATLAS_VARIOUS_WRAP = DALI_COMPOSE_SHADER(
143 varying mediump vec2 vTexCoord;\n
144 uniform sampler2D sTexture;\n
145 uniform mediump vec4 uAtlasRect;\n
146 // WrapMode -- 0: CLAMP; 1: REPEAT; 2: REFLECT;
147 uniform lowp vec2 wrapMode;\n
148 uniform lowp vec4 uColor;\n
150 mediump float wrapCoordinate( mediump vec2 range, mediump float coordinate, lowp float wrap )\n
152 mediump float coord;\n
153 if( wrap > 1.5 )\n // REFLECT
154 coord = 1.0-abs(fract(coordinate*0.5)*2.0 - 1.0);\n
155 else \n// warp == 0 or 1
156 coord = mix(coordinate, fract( coordinate ), wrap);\n
157 return clamp( mix(range.x, range.y, coord), range.x, range.y );
162 mediump vec2 texCoord = vec2( wrapCoordinate( uAtlasRect.xz, vTexCoord.x, wrapMode.x ),
163 wrapCoordinate( uAtlasRect.yw, vTexCoord.y, wrapMode.y ) );\n
164 gl_FragColor = texture2D( sTexture, texCoord ) * uColor;\n
168 Geometry CreateGeometry( VisualFactoryCache& factoryCache, ImageDimensions gridSize )
172 if( gridSize == ImageDimensions( 1, 1 ) )
174 geometry = factoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
177 geometry = VisualFactoryCache::CreateQuadGeometry();
178 factoryCache.SaveGeometry( VisualFactoryCache::QUAD_GEOMETRY, geometry );
183 geometry = VisualFactoryCache::CreateGridGeometry( gridSize );
189 } // unnamed namespace
191 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache )
193 return new ImageVisual( factoryCache );
196 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache,
197 const std::string& imageUrl,
198 ImageDimensions size,
199 FittingMode::Type fittingMode,
200 Dali::SamplingMode::Type samplingMode )
202 return new ImageVisual( factoryCache, imageUrl, size, fittingMode, samplingMode );
205 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache, const Image& image )
207 return new ImageVisual( factoryCache, image );
210 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache )
211 : Visual::Base( factoryCache ),
214 mPixelArea( FULL_TEXTURE_RECT ),
218 mFittingMode( FittingMode::DEFAULT ),
219 mSamplingMode( SamplingMode::DEFAULT ),
220 mWrapModeU( WrapMode::DEFAULT ),
221 mWrapModeV( WrapMode::DEFAULT )
225 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache,
226 const std::string& imageUrl,
227 ImageDimensions size,
228 FittingMode::Type fittingMode,
229 Dali::SamplingMode::Type samplingMode )
230 : Visual::Base( factoryCache ),
233 mPixelArea( FULL_TEXTURE_RECT ),
235 mImageUrl( imageUrl ),
236 mDesiredSize( size ),
237 mFittingMode( fittingMode ),
238 mSamplingMode( samplingMode ),
239 mWrapModeU( WrapMode::DEFAULT ),
240 mWrapModeV( WrapMode::DEFAULT )
244 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache, const Image& image )
245 : Visual::Base( factoryCache ),
248 mPixelArea( FULL_TEXTURE_RECT ),
252 mFittingMode( FittingMode::DEFAULT ),
253 mSamplingMode( SamplingMode::DEFAULT ),
254 mWrapModeU( WrapMode::DEFAULT ),
255 mWrapModeV( WrapMode::DEFAULT )
259 ImageVisual::~ImageVisual()
263 void ImageVisual::DoInitialize( Actor& actor, const Property::Map& propertyMap )
265 Property::Value* imageURLValue = propertyMap.Find( Toolkit::ImageVisual::Property::URL, IMAGE_URL_NAME );
268 imageURLValue->Get( mImageUrl );
269 if( !mImageUrl.empty() )
274 Property::Value* fittingValue = propertyMap.Find( Toolkit::ImageVisual::Property::FITTING_MODE, IMAGE_FITTING_MODE );
278 Scripting::GetEnumerationProperty( *fittingValue, FITTING_MODE_TABLE, FITTING_MODE_TABLE_COUNT, value );
279 mFittingMode = Dali::FittingMode::Type( value );
282 Property::Value* samplingValue = propertyMap.Find( Toolkit::ImageVisual::Property::SAMPLING_MODE, IMAGE_SAMPLING_MODE );
286 Scripting::GetEnumerationProperty( *samplingValue, SAMPLING_MODE_TABLE, SAMPLING_MODE_TABLE_COUNT, value );
287 mSamplingMode = Dali::SamplingMode::Type( value );
290 int desiredWidth = 0;
291 Property::Value* desiredWidthValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_WIDTH, IMAGE_DESIRED_WIDTH );
292 if( desiredWidthValue )
294 desiredWidthValue->Get( desiredWidth );
297 int desiredHeight = 0;
298 Property::Value* desiredHeightValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, IMAGE_DESIRED_HEIGHT );
299 if( desiredHeightValue )
301 desiredHeightValue->Get( desiredHeight );
304 Property::Value* pixelAreaValue = propertyMap.Find( Toolkit::ImageVisual::Property::PIXEL_AREA, PIXEL_AREA_UNIFORM_NAME );
307 pixelAreaValue->Get( mPixelArea );
310 Property::Value* wrapModeValueU = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_U, IMAGE_WRAP_MODE_U );
314 Scripting::GetEnumerationProperty( *wrapModeValueU, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, value );
315 mWrapModeU = Dali::WrapMode::Type( value );
318 Property::Value* wrapModeValueV = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_V, IMAGE_WRAP_MODE_V );
322 Scripting::GetEnumerationProperty( *wrapModeValueV, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, value );
323 mWrapModeV = Dali::WrapMode::Type( value );
326 mDesiredSize = ImageDimensions( desiredWidth, desiredHeight );
329 Property::Value* syncLoading = propertyMap.Find( Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, SYNCHRONOUS_LOADING );
333 syncLoading->Get( sync );
336 mImpl->mFlags |= Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
337 // if sync loading is required, the loading should start immediately when new image url is set or the actor is off stage
338 // ( for on-stage actor with image url unchanged, resource loading is already finished)
341 LoadResourceSynchronously();
346 mImpl->mFlags &= ~Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
351 void ImageVisual::GetNaturalSize( Vector2& naturalSize ) const
355 naturalSize.x = mImage.GetWidth();
356 naturalSize.y = mImage.GetHeight();
359 else if( mDesiredSize.GetWidth()>0 && mDesiredSize.GetHeight()>0)
361 naturalSize.x = mDesiredSize.GetWidth();
362 naturalSize.y = mDesiredSize.GetHeight();
365 else if( !mImageUrl.empty() )
367 ImageDimensions dimentions = ResourceImage::GetImageSize( mImageUrl );
368 naturalSize.x = dimentions.GetWidth();
369 naturalSize.y = dimentions.GetHeight();
373 naturalSize = Vector2::ZERO;
376 void ImageVisual::CreateRenderer( TextureSet& textures )
381 if( !mImpl->mCustomShader )
383 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
385 shader = GetImageShader( mFactoryCache,
386 mImpl->mFlags & Impl::IS_ATLASING_APPLIED,
387 mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE );
391 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
392 if( mImpl->mCustomShader->mVertexShader.empty() && mImpl->mCustomShader->mFragmentShader.empty() )
394 shader = GetImageShader( mFactoryCache, false, true );
398 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
399 mImpl->mCustomShader->mFragmentShader.empty() ? FRAGMENT_SHADER_NO_ATLAS : mImpl->mCustomShader->mFragmentShader,
400 mImpl->mCustomShader->mHints );
401 if( mImpl->mCustomShader->mVertexShader.empty() )
403 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
408 mImpl->mRenderer = Renderer::New( geometry, shader );
409 DALI_ASSERT_DEBUG( textures );
410 mImpl->mRenderer.SetTextures( textures );
413 void ImageVisual::CreateNativeImageRenderer( NativeImage& nativeImage )
418 std::string fragmentShader;
419 const char* fragmentPreFix = nativeImage.GetCustomFragmentPreFix();
420 const char* customSamplerTypename = nativeImage.GetCustomSamplerTypename();
423 fragmentShader = fragmentPreFix;
424 fragmentShader += "\n";
426 if( mImpl->mCustomShader && !mImpl->mCustomShader->mFragmentShader.empty() )
428 fragmentShader += mImpl->mCustomShader->mFragmentShader;
432 fragmentShader += FRAGMENT_SHADER_NO_ATLAS;
434 if( customSamplerTypename )
436 fragmentShader.replace( fragmentShader.find( DEFAULT_SAMPLER_TYPENAME ), strlen( DEFAULT_SAMPLER_TYPENAME ), customSamplerTypename );
439 if( !mImpl->mCustomShader )
441 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
443 shader = Shader::New( VERTEX_SHADER, fragmentShader );
444 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
448 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
449 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
451 mImpl->mCustomShader->mHints );
452 if( mImpl->mCustomShader->mVertexShader.empty() )
454 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
458 mImpl->mRenderer = Renderer::New( geometry, shader );
462 bool ImageVisual::IsSynchronousResourceLoading() const
464 return mImpl->mFlags & Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
467 void ImageVisual::LoadResourceSynchronously()
469 if( !mImageUrl.empty() )
471 BitmapLoader loader = BitmapLoader::New( mImageUrl, mDesiredSize, mFittingMode, mSamplingMode );
473 mPixels = loader.GetPixelData();
477 TextureSet ImageVisual::CreateTextureSet( Vector4& textureRect, const std::string& url, bool synchronousLoading, bool attemptAtlasing )
479 TextureSet textureSet;
480 textureRect = FULL_TEXTURE_RECT;
481 if( synchronousLoading )
486 textureSet = TextureSet::New();
487 TextureSetImage( textureSet, 0u, VisualFactoryCache::GetBrokenVisualImage() );
491 if( attemptAtlasing )
493 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, mPixels );
494 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
496 if( !textureSet ) // big image, no atlasing or atlasing failed
498 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
499 Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, mPixels.GetPixelFormat(),
500 mPixels.GetWidth(), mPixels.GetHeight() );
501 texture.Upload( mPixels );
502 textureSet = TextureSet::New();
503 textureSet.SetTexture( 0u, texture );
509 if( attemptAtlasing )
511 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, url, mDesiredSize, mFittingMode, true, this );
512 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
514 if( !textureSet ) // big image, no atlasing or atlasing failed
516 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
517 ResourceImage resourceImage = Dali::ResourceImage::New( url, mDesiredSize, mFittingMode, mSamplingMode );
518 resourceImage.LoadingFinishedSignal().Connect( this, &ImageVisual::OnImageLoaded );
519 textureSet = TextureSet::New();
520 TextureSetImage( textureSet, 0u, resourceImage );
524 if( !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
526 Sampler sampler = Sampler::New();
527 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
528 textureSet.SetSampler( 0u, sampler );
533 void ImageVisual::InitializeRenderer( const std::string& imageUrl )
535 if( imageUrl.empty() )
540 mImageUrl = imageUrl;
541 mImpl->mRenderer.Reset();
542 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
544 if( !mImpl->mCustomShader &&
545 ( strncasecmp( imageUrl.c_str(), HTTP_URL, sizeof(HTTP_URL) -1 ) != 0 ) && // ignore remote images
546 ( strncasecmp( imageUrl.c_str(), HTTPS_URL, sizeof(HTTPS_URL) -1 ) != 0 ) )
548 bool defaultWrapMode = mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE;
549 bool cacheable = defaultWrapMode && mPixelArea == FULL_TEXTURE_RECT;
551 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
552 if( cacheable ) // fetch the renderer from cache if exist
554 mImpl->mRenderer = mFactoryCache.GetRenderer( imageUrl );
555 mImpl->mFlags |= Impl::IS_FROM_CACHE;
558 if( !mImpl->mRenderer ) // new renderer is needed
561 // texture set has to be created first as we need to know if atlasing succeeded or not
562 // when selecting the shader
563 TextureSet textures = CreateTextureSet( atlasRect, imageUrl, IsSynchronousResourceLoading(), true );
564 CreateRenderer( textures );
566 if( mImpl->mFlags & Impl::IS_ATLASING_APPLIED ) // the texture is packed inside atlas
568 mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
569 if( !defaultWrapMode ) // custom wrap mode, renderer is not cached.
571 Vector2 wrapMode(mWrapModeU-WrapMode::CLAMP_TO_EDGE, mWrapModeV-WrapMode::CLAMP_TO_EDGE);
572 wrapMode.Clamp( Vector2::ZERO, Vector2( 2.f, 2.f ) );
573 mImpl->mRenderer.RegisterProperty( WRAP_MODE_UNIFORM_NAME, wrapMode );
577 // save the renderer to cache only when default wrap mode and default pixel area is used
580 mFactoryCache.SaveRenderer( imageUrl, mImpl->mRenderer );
586 // for custom shader or remote image, renderer is not cached and atlas is not applied
587 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
588 Vector4 atlasRect; // ignored in this case
589 TextureSet textures = CreateTextureSet( atlasRect, imageUrl, IsSynchronousResourceLoading(), false );
590 CreateRenderer( textures );
594 void ImageVisual::InitializeRenderer( const Image& image )
596 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
598 // don't reuse CreateTextureSet
599 TextureSet textures = TextureSet::New();
600 // Renderer can't be shared if mImage is NativeImage
601 NativeImage nativeImage = NativeImage::DownCast( image );
604 CreateNativeImageRenderer( nativeImage );
605 DALI_ASSERT_DEBUG( textures );
606 mImpl->mRenderer.SetTextures( textures );
610 // reuse existing code for regular images
611 CreateRenderer( textures );
616 ApplyImageToSampler( image );
620 void ImageVisual::UploadCompleted()
622 // Resource image is loaded. If weak handle is holding a placement actor, it is the time to add the renderer to actor.
623 Actor actor = mPlacementActor.GetHandle();
626 actor.AddRenderer( mImpl->mRenderer );
627 // reset the weak handle so that the renderer only get added to actor once
628 mPlacementActor.Reset();
632 void ImageVisual::DoSetOnStage( Actor& actor )
634 mPlacementActor = actor;
636 if( !mImageUrl.empty() )
638 InitializeRenderer( mImageUrl );
642 InitializeRenderer( mImage );
645 if( mPixelArea != FULL_TEXTURE_RECT )
647 mImpl->mRenderer.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, mPixelArea );
650 if( IsSynchronousResourceLoading() || !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
652 actor.AddRenderer( mImpl->mRenderer );
653 mPlacementActor.Reset();
657 void ImageVisual::DoSetOffStage( Actor& actor )
659 //If we own the image then make sure we release it when we go off stage
660 if( !mImageUrl.empty() )
662 actor.RemoveRenderer( mImpl->mRenderer );
663 CleanCache(mImageUrl);
668 actor.RemoveRenderer( mImpl->mRenderer );
669 mImpl->mRenderer.Reset();
671 mPlacementActor.Reset();
674 void ImageVisual::DoCreatePropertyMap( Property::Map& map ) const
677 map.Insert( Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE );
679 bool sync = IsSynchronousResourceLoading();
680 map.Insert( SYNCHRONOUS_LOADING, sync );
681 if( !mImageUrl.empty() )
683 map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl );
684 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, mDesiredSize.GetWidth() );
685 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, mDesiredSize.GetHeight() );
689 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, static_cast<int>(mImage.GetWidth()) );
690 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, static_cast<int>(mImage.GetHeight()) );
692 ResourceImage resourceImage = ResourceImage::DownCast(mImage);
695 map.Insert( Toolkit::ImageVisual::Property::URL, resourceImage.GetUrl() );
699 map.Insert( Toolkit::ImageVisual::Property::FITTING_MODE, mFittingMode );
700 map.Insert( Toolkit::ImageVisual::Property::SAMPLING_MODE, mSamplingMode );
702 map.Insert( Toolkit::ImageVisual::Property::PIXEL_AREA, mPixelArea );
703 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_U, mWrapModeU );
704 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_V, mWrapModeV );
707 void ImageVisual::DoSetProperty( Dali::Property::Index index, const Dali::Property::Value& propertyValue )
712 Dali::Property::Value ImageVisual::DoGetProperty( Dali::Property::Index index )
715 return Dali::Property::Value();
718 Shader ImageVisual::GetImageShader( VisualFactoryCache& factoryCache, bool atlasing, bool defaultTextureWrapping )
723 if( defaultTextureWrapping )
725 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP );
728 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_CLAMP );
729 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP, shader );
734 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP );
737 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_VARIOUS_WRAP );
738 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP, shader );
744 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER );
747 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_NO_ATLAS );
748 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER, shader );
751 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
755 void ImageVisual::ApplyImageToSampler( const Image& image )
759 TextureSet textureSet = mImpl->mRenderer.GetTextures();
760 DALI_ASSERT_DEBUG( textureSet ); // texture set should always exist by this time
762 TextureSetImage( textureSet, 0u, image );
763 Sampler sampler = Sampler::New();
764 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
765 textureSet.SetSampler( 0u, sampler );
769 void ImageVisual::OnImageLoaded( ResourceImage image )
771 if( image.GetLoadingState() == Dali::ResourceLoadingFailed )
773 Image brokenImage = VisualFactoryCache::GetBrokenVisualImage();
774 if( mImpl->mRenderer )
776 ApplyImageToSampler( brokenImage );
781 void ImageVisual::CleanCache(const std::string& url)
785 Vector4 atlasRect( 0.f, 0.f, 1.f, 1.f );
786 Property::Index index = mImpl->mRenderer.GetPropertyIndex( ATLAS_RECT_UNIFORM_NAME );
787 if( index != Property::INVALID_INDEX )
789 Property::Value atlasRectValue = mImpl->mRenderer.GetProperty( index );
790 atlasRectValue.Get( atlasRect );
793 TextureSet textureSet = mImpl->mRenderer.GetTextures();
794 mImpl->mRenderer.Reset();
795 if( mFactoryCache.CleanRendererCache( url ) && index != Property::INVALID_INDEX )
797 mFactoryCache.GetAtlasManager()->Remove( textureSet, atlasRect );
802 } // namespace Internal
804 } // namespace Toolkit