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 "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 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache )
192 : Visual::Base( factoryCache ),
195 mPixelArea( FULL_TEXTURE_RECT ),
199 mFittingMode( FittingMode::DEFAULT ),
200 mSamplingMode( SamplingMode::DEFAULT ),
201 mWrapModeU( WrapMode::DEFAULT ),
202 mWrapModeV( WrapMode::DEFAULT ),
203 mNativeFragmentShaderCode(),
204 mNativeImageFlag( false )
208 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache,
209 const std::string& imageUrl,
210 ImageDimensions size,
211 FittingMode::Type fittingMode,
212 Dali::SamplingMode::Type samplingMode )
213 : Visual::Base( factoryCache ),
216 mPixelArea( FULL_TEXTURE_RECT ),
218 mImageUrl( imageUrl ),
219 mDesiredSize( size ),
220 mFittingMode( fittingMode ),
221 mSamplingMode( samplingMode ),
222 mWrapModeU( WrapMode::DEFAULT ),
223 mWrapModeV( WrapMode::DEFAULT ),
224 mNativeFragmentShaderCode(),
225 mNativeImageFlag( false )
229 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache, const Image& image )
230 : Visual::Base( factoryCache ),
233 mPixelArea( FULL_TEXTURE_RECT ),
237 mFittingMode( FittingMode::DEFAULT ),
238 mSamplingMode( SamplingMode::DEFAULT ),
239 mWrapModeU( WrapMode::DEFAULT ),
240 mWrapModeV( WrapMode::DEFAULT ),
241 mNativeFragmentShaderCode(),
242 mNativeImageFlag( false )
244 NativeImage newNativeImage = NativeImage::DownCast( image );
247 SetNativeFragmentShaderCode( newNativeImage );
248 mNativeImageFlag = true;
252 mNativeImageFlag = false;
256 ImageVisual::~ImageVisual()
260 void ImageVisual::DoInitialize( Actor& actor, const Property::Map& propertyMap )
262 std::string oldImageUrl = mImageUrl;
264 Property::Value* imageURLValue = propertyMap.Find( Toolkit::ImageVisual::Property::URL, IMAGE_URL_NAME );
267 imageURLValue->Get( mImageUrl );
268 if( !mImageUrl.empty() )
273 Property::Value* fittingValue = propertyMap.Find( Toolkit::ImageVisual::Property::FITTING_MODE, IMAGE_FITTING_MODE );
276 Scripting::GetEnumerationProperty( *fittingValue, FITTING_MODE_TABLE, FITTING_MODE_TABLE_COUNT, mFittingMode );
279 Property::Value* samplingValue = propertyMap.Find( Toolkit::ImageVisual::Property::SAMPLING_MODE, IMAGE_SAMPLING_MODE );
282 Scripting::GetEnumerationProperty( *samplingValue, SAMPLING_MODE_TABLE, SAMPLING_MODE_TABLE_COUNT, mSamplingMode );
285 int desiredWidth = 0;
286 Property::Value* desiredWidthValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_WIDTH, IMAGE_DESIRED_WIDTH );
287 if( desiredWidthValue )
289 desiredWidthValue->Get( desiredWidth );
292 int desiredHeight = 0;
293 Property::Value* desiredHeightValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, IMAGE_DESIRED_HEIGHT );
294 if( desiredHeightValue )
296 desiredHeightValue->Get( desiredHeight );
299 Property::Value* pixelAreaValue = propertyMap.Find( Toolkit::ImageVisual::Property::PIXEL_AREA, PIXEL_AREA_UNIFORM_NAME );
302 pixelAreaValue->Get( mPixelArea );
305 Property::Value* wrapModeValueU = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_U, IMAGE_WRAP_MODE_U );
308 Scripting::GetEnumerationProperty( *wrapModeValueU, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, mWrapModeU );
311 Property::Value* wrapModeValueV = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_V, IMAGE_WRAP_MODE_V );
314 Scripting::GetEnumerationProperty( *wrapModeValueV, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, mWrapModeV );
317 mDesiredSize = ImageDimensions( desiredWidth, desiredHeight );
320 Property::Value* syncLoading = propertyMap.Find( Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, SYNCHRONOUS_LOADING );
324 syncLoading->Get( sync );
327 mImpl->mFlags |= Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
331 mImpl->mFlags &= ~Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
335 // if sync loading is required, the loading should start immediately when new image url is set or the actor is off stage
336 // ( for on-stage actor with image url unchanged, resource loading is already finished)
337 if( imageURLValue && IsSynchronousResourceLoading() )
339 LoadResourceSynchronously();
342 NativeImage nativeImage = NativeImage::DownCast( mImage );
346 SetNativeFragmentShaderCode( nativeImage );
349 // if actor is on stage, create new renderer and apply to actor
350 if( actor && actor.OnStage() )
356 void ImageVisual::GetNaturalSize( Vector2& naturalSize ) const
360 naturalSize.x = mImage.GetWidth();
361 naturalSize.y = mImage.GetHeight();
364 else if( mDesiredSize.GetWidth()>0 && mDesiredSize.GetHeight()>0)
366 naturalSize.x = mDesiredSize.GetWidth();
367 naturalSize.y = mDesiredSize.GetHeight();
370 else if( !mImageUrl.empty() )
372 ImageDimensions dimentions = ResourceImage::GetImageSize( mImageUrl );
373 naturalSize.x = dimentions.GetWidth();
374 naturalSize.y = dimentions.GetHeight();
378 naturalSize = Vector2::ZERO;
381 Renderer ImageVisual::CreateRenderer() const
386 // If mImage is nativeImage with custom sampler or prefix, mNativeFragmentShaderCode will be applied.
387 // Renderer can't be shared between NativeImage and other image types.
388 if( !mNativeFragmentShaderCode.empty() )
390 return CreateNativeImageRenderer();
393 if( !mImpl->mCustomShader )
395 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
397 shader = GetImageShader( mFactoryCache,
398 mImpl->mFlags & Impl::IS_ATLASING_APPLIED,
399 mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE );
403 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
404 if( mImpl->mCustomShader->mVertexShader.empty() && mImpl->mCustomShader->mFragmentShader.empty() )
406 shader = GetImageShader(mFactoryCache, false, true);
410 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
411 mImpl->mCustomShader->mFragmentShader.empty() ? FRAGMENT_SHADER_NO_ATLAS : mImpl->mCustomShader->mFragmentShader,
412 mImpl->mCustomShader->mHints );
413 if( mImpl->mCustomShader->mVertexShader.empty() )
415 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
420 Renderer renderer = Renderer::New( geometry, shader );
425 Renderer ImageVisual::CreateNativeImageRenderer() const
430 if( !mImpl->mCustomShader )
432 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
434 shader = Shader::New( VERTEX_SHADER, mNativeFragmentShaderCode );
435 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
439 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
440 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
441 mNativeFragmentShaderCode,
442 mImpl->mCustomShader->mHints );
443 if( mImpl->mCustomShader->mVertexShader.empty() )
445 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
449 TextureSet textureSet = TextureSet::New();
450 Renderer renderer = Renderer::New( geometry, shader );
451 renderer.SetTextures( textureSet );
456 bool ImageVisual::IsSynchronousResourceLoading() const
458 return mImpl->mFlags & Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
461 void ImageVisual::LoadResourceSynchronously()
463 if( !mImageUrl.empty() )
465 BitmapLoader loader = BitmapLoader::New( mImageUrl, mDesiredSize, mFittingMode, mSamplingMode );
467 mPixels = loader.GetPixelData();
471 Image ImageVisual::LoadImage( const std::string& url, bool synchronousLoading )
473 if( synchronousLoading )
478 return VisualFactoryCache::GetBrokenVisualImage();
480 Atlas image = Atlas::New( mPixels.GetWidth(), mPixels.GetHeight(), mPixels.GetPixelFormat() );
481 image.Upload( mPixels, 0, 0 );
486 ResourceImage resourceImage = Dali::ResourceImage::New( url, mDesiredSize, mFittingMode, mSamplingMode );
487 resourceImage.LoadingFinishedSignal().Connect( this, &ImageVisual::OnImageLoaded );
488 return resourceImage;
492 TextureSet ImageVisual::CreateTextureSet( Vector4& textureRect, const std::string& url, bool synchronousLoading )
494 TextureSet textureSet;
495 textureRect = FULL_TEXTURE_RECT;
496 if( synchronousLoading )
501 textureSet = TextureSet::New();
502 TextureSetImage( textureSet, 0u, VisualFactoryCache::GetBrokenVisualImage() );
506 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, mPixels );
507 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
508 if( !textureSet ) // big image, no atlasing
510 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
511 Atlas image = Atlas::New( mPixels.GetWidth(), mPixels.GetHeight(), mPixels.GetPixelFormat() );
512 image.Upload( mPixels, 0, 0 );
513 textureSet = TextureSet::New();
514 TextureSetImage( textureSet, 0u, image );
520 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, url, mDesiredSize, mFittingMode, true, this );
521 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
522 if( !textureSet ) // big image, no atlasing
524 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
525 ResourceImage resourceImage = Dali::ResourceImage::New( url, mDesiredSize, mFittingMode, mSamplingMode );
526 resourceImage.LoadingFinishedSignal().Connect( this, &ImageVisual::OnImageLoaded );
527 textureSet = TextureSet::New();
528 TextureSetImage( textureSet, 0u, resourceImage );
532 if( !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
534 Sampler sampler = Sampler::New();
535 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
536 textureSet.SetSampler( 0u, sampler );
542 void ImageVisual::InitializeRenderer( const std::string& imageUrl )
544 if( imageUrl.empty() )
549 mImageUrl = imageUrl;
550 mImpl->mRenderer.Reset();
551 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
553 if( !mImpl->mCustomShader &&
554 ( strncasecmp( imageUrl.c_str(), HTTP_URL, sizeof(HTTP_URL) -1 ) != 0 ) && // ignore remote images
555 ( strncasecmp( imageUrl.c_str(), HTTPS_URL, sizeof(HTTPS_URL) -1 ) != 0 ) )
557 bool defaultWrapMode = mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE;
558 bool cacheable = defaultWrapMode && mPixelArea == FULL_TEXTURE_RECT;
560 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
561 if( cacheable ) // fetch the renderer from cache if exist
563 mImpl->mRenderer = mFactoryCache.GetRenderer( imageUrl );
564 mImpl->mFlags |= Impl::IS_FROM_CACHE;
567 if( !mImpl->mRenderer ) // new renderer is needed
570 TextureSet textureSet = CreateTextureSet(atlasRect, imageUrl, IsSynchronousResourceLoading() );
571 Geometry geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
572 Shader shader( GetImageShader(mFactoryCache, mImpl->mFlags & Impl::IS_ATLASING_APPLIED, defaultWrapMode) );
573 mImpl->mRenderer = Renderer::New( geometry, shader );
574 mImpl->mRenderer.SetTextures( textureSet );
576 if( mImpl->mFlags & Impl::IS_ATLASING_APPLIED ) // the texture is packed inside atlas
578 mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
579 if( !defaultWrapMode ) // custom wrap mode, renderer is not cached.
581 Vector2 wrapMode(mWrapModeU-WrapMode::CLAMP_TO_EDGE, mWrapModeV-WrapMode::CLAMP_TO_EDGE);
582 wrapMode.Clamp( Vector2::ZERO, Vector2( 2.f, 2.f ) );
583 mImpl->mRenderer.RegisterProperty( WRAP_MODE_UNIFORM_NAME, wrapMode );
587 // save the renderer to cache only when default wrap mode and default pixel area is used
590 mFactoryCache.SaveRenderer( imageUrl, mImpl->mRenderer );
596 // for custom shader or remote image, renderer is not cached and atlas is not applied
597 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
598 mImpl->mRenderer = CreateRenderer();
599 Image image = LoadImage( imageUrl, IsSynchronousResourceLoading() );
600 ApplyImageToSampler( image );
604 void ImageVisual::InitializeRenderer( const Image& image )
606 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
608 mImpl->mRenderer = CreateRenderer();
612 ApplyImageToSampler( image );
616 void ImageVisual::UploadCompleted()
618 // Resource image is loaded. If weak handle is holding a placement actor, it is the time to add the renderer to actor.
619 Actor actor = mPlacementActor.GetHandle();
622 actor.AddRenderer( mImpl->mRenderer );
623 // reset the weak handle so that the renderer only get added to actor once
624 mPlacementActor.Reset();
628 void ImageVisual::DoSetOnStage( Actor& actor )
630 mPlacementActor = actor;
632 if( !mImageUrl.empty() )
634 InitializeRenderer( mImageUrl );
638 InitializeRenderer( mImage );
641 if( mPixelArea != FULL_TEXTURE_RECT )
643 mImpl->mRenderer.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, mPixelArea );
646 if( IsSynchronousResourceLoading() || !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
648 actor.AddRenderer( mImpl->mRenderer );
649 mPlacementActor.Reset();
653 void ImageVisual::DoSetOffStage( Actor& actor )
655 //If we own the image then make sure we release it when we go off stage
656 if( !mImageUrl.empty() )
658 actor.RemoveRenderer( mImpl->mRenderer );
659 CleanCache(mImageUrl);
664 actor.RemoveRenderer( mImpl->mRenderer );
665 mImpl->mRenderer.Reset();
667 mPlacementActor.Reset();
670 void ImageVisual::DoCreatePropertyMap( Property::Map& map ) const
673 map.Insert( Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE );
675 bool sync = IsSynchronousResourceLoading();
676 map.Insert( SYNCHRONOUS_LOADING, sync );
677 if( !mImageUrl.empty() )
679 map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl );
680 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, mDesiredSize.GetWidth() );
681 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, mDesiredSize.GetHeight() );
685 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, static_cast<int>(mImage.GetWidth()) );
686 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, static_cast<int>(mImage.GetHeight()) );
688 ResourceImage resourceImage = ResourceImage::DownCast(mImage);
691 map.Insert( Toolkit::ImageVisual::Property::URL, resourceImage.GetUrl() );
695 map.Insert( Toolkit::ImageVisual::Property::FITTING_MODE, mFittingMode );
696 map.Insert( Toolkit::ImageVisual::Property::SAMPLING_MODE, mSamplingMode );
698 map.Insert( Toolkit::ImageVisual::Property::PIXEL_AREA, mPixelArea );
699 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_U, mWrapModeU );
700 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_V, mWrapModeV );
703 void ImageVisual::DoSetProperty( Dali::Property::Index index, const Dali::Property::Value& propertyValue )
708 Dali::Property::Value ImageVisual::DoGetProperty( Dali::Property::Index index )
711 return Dali::Property::Value();
714 Shader ImageVisual::GetImageShader( VisualFactoryCache& factoryCache, bool atlasing, bool defaultTextureWrapping )
719 if( defaultTextureWrapping )
721 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP );
724 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_CLAMP );
725 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP, shader );
730 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP );
733 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_VARIOUS_WRAP );
734 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP, shader );
740 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER );
743 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_NO_ATLAS );
744 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER, shader );
747 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
751 void ImageVisual::ApplyImageToSampler( const Image& image )
755 TextureSet textureSet = mImpl->mRenderer.GetTextures();
758 textureSet = TextureSet::New();
759 mImpl->mRenderer.SetTextures( textureSet );
761 TextureSetImage( textureSet, 0u, image );
762 Sampler sampler = Sampler::New();
763 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
764 textureSet.SetSampler( 0u, sampler );
768 void ImageVisual::OnImageLoaded( ResourceImage image )
770 if( image.GetLoadingState() == Dali::ResourceLoadingFailed )
772 Image brokenImage = VisualFactoryCache::GetBrokenVisualImage();
773 if( mImpl->mRenderer )
775 ApplyImageToSampler( brokenImage );
780 void ImageVisual::CleanCache(const std::string& url)
784 TextureSet textureSet = mImpl->mRenderer.GetTextures();
786 Vector4 atlasRect( 0.f, 0.f, 1.f, 1.f );
787 Property::Index index = mImpl->mRenderer.GetPropertyIndex( ATLAS_RECT_UNIFORM_NAME );
788 if( index != Property::INVALID_INDEX )
790 Property::Value atlasRectValue = mImpl->mRenderer.GetProperty( index );
791 atlasRectValue.Get( atlasRect );
794 mImpl->mRenderer.Reset();
795 if( mFactoryCache.CleanRendererCache( url ) && index != Property::INVALID_INDEX )
797 mFactoryCache.GetAtlasManager()->Remove( textureSet, atlasRect );
802 void ImageVisual::SetNativeFragmentShaderCode( Dali::NativeImage& nativeImage )
804 const char* fragmentPreFix = nativeImage.GetCustomFragmentPreFix();
805 const char* customSamplerTypename = nativeImage.GetCustomSamplerTypename();
809 mNativeFragmentShaderCode = fragmentPreFix;
810 mNativeFragmentShaderCode += "\n";
813 if( mImpl->mCustomShader && !mImpl->mCustomShader->mFragmentShader.empty() )
815 mNativeFragmentShaderCode += mImpl->mCustomShader->mFragmentShader;
819 mNativeFragmentShaderCode += FRAGMENT_SHADER_NO_ATLAS;
822 if( customSamplerTypename )
824 mNativeFragmentShaderCode.replace( mNativeFragmentShaderCode.find( DEFAULT_SAMPLER_TYPENAME ), strlen( DEFAULT_SAMPLER_TYPENAME ), customSamplerTypename );
828 } // namespace Internal
830 } // namespace Toolkit