X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fvisuals%2Fnpatch-loader.cpp;h=a7734da6b4901e6dcdece95d80334372225326cf;hb=80ffb529157a623cc2a9d8e5d26dab98b62ec07e;hp=e89ebcb22c2714c4fe77367c3aaf1094f828c81c;hpb=8e4eaa8227ac1a8c56ab88fbafa826715c0cc486;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/internal/visuals/npatch-loader.cpp b/dali-toolkit/internal/visuals/npatch-loader.cpp
index e89ebcb..a7734da 100644
--- a/dali-toolkit/internal/visuals/npatch-loader.cpp
+++ b/dali-toolkit/internal/visuals/npatch-loader.cpp
@@ -1,5 +1,5 @@
- /*
- * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+/*
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,362 +18,171 @@
 // CLASS HEADER
 #include <dali-toolkit/internal/visuals/npatch-loader.h>
 
-// EXTERNAL HEADER
-#include <dali/devel-api/adaptor-framework/image-loading.h>
-#include <dali/devel-api/adaptor-framework/pixel-buffer.h>
+// INTERNAL HEADERS
+#include <dali-toolkit/internal/visuals/rendering-addon.h>
+
+// EXTERNAL HEADERS
 #include <dali/devel-api/common/hash.h>
 #include <dali/integration-api/debug.h>
 
 namespace Dali
 {
-
 namespace Toolkit
 {
-
 namespace Internal
 {
-
-namespace NPatchBuffer
+namespace
 {
+constexpr auto INVALID_CACHE_INDEX = int32_t{-1}; ///< Invalid Cache index
+constexpr auto UNINITIALIZED_ID    = int32_t{0};  ///< uninitialised id, use to initialize ids
 
-void GetRedOffsetAndMask( Dali::Pixel::Format pixelFormat, int& byteOffset, int& bitMask )
-{
-  switch( pixelFormat )
-  {
-    case Dali::Pixel::A8:
-    case Dali::Pixel::L8:
-    case Dali::Pixel::LA88:
-    {
-      byteOffset = 0;
-      bitMask = 0;
-      break;
-    }
-    case Dali::Pixel::RGB888:
-    case Dali::Pixel::RGB8888:
-    case Dali::Pixel::RGBA8888:
-    {
-      byteOffset = 0;
-      bitMask = 0xFF;
-      break;
-    }
-    case Dali::Pixel::BGR8888:
-    case Dali::Pixel::BGRA8888:
-    {
-      byteOffset = 2;
-      bitMask = 0xff;
-      break;
-    }
-    case Dali::Pixel::RGB565:
-    {
-      byteOffset = 0;
-      bitMask = 0xf8;
-      break;
-    }
-    case Dali::Pixel::BGR565:
-    {
-      byteOffset = 1;
-      bitMask = 0x1f;
-      break;
-    }
-    case Dali::Pixel::RGBA4444:
-    {
-      byteOffset = 0;
-      bitMask = 0xf0;
-      break;
-    }
-    case Dali::Pixel::BGRA4444:
-    {
-      byteOffset = 1;
-      bitMask = 0xf0;
-      break;
-    }
-    case Dali::Pixel::RGBA5551:
-    {
-      byteOffset = 0;
-      bitMask = 0xf8;
-      break;
-    }
-    case Dali::Pixel::BGRA5551:
-    {
-      byteOffset = 1;
-      bitMask = 0x1e;
-      break;
-    }
-    case Dali::Pixel::INVALID:
-    case Dali::Pixel::COMPRESSED_R11_EAC:
-    case Dali::Pixel::COMPRESSED_SIGNED_R11_EAC:
-    case Dali::Pixel::COMPRESSED_RG11_EAC:
-    case Dali::Pixel::COMPRESSED_SIGNED_RG11_EAC:
-    case Dali::Pixel::COMPRESSED_RGB8_ETC2:
-    case Dali::Pixel::COMPRESSED_SRGB8_ETC2:
-    case Dali::Pixel::COMPRESSED_RGB8_ETC1:
-    case Dali::Pixel::COMPRESSED_RGB_PVRTC_4BPPV1:
-    case Dali::Pixel::COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
-    case Dali::Pixel::COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
-    case Dali::Pixel::COMPRESSED_RGBA8_ETC2_EAC:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_4x4_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_5x4_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_5x5_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_6x5_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_6x6_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_8x5_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_8x6_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_8x8_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_10x5_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_10x6_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_10x8_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_10x10_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_12x10_KHR:
-    case Dali::Pixel::COMPRESSED_RGBA_ASTC_12x12_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
-    case Dali::Pixel::COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
-    {
-      DALI_LOG_ERROR("Pixel formats for compressed images are not compatible with simple masking-out of per-pixel alpha.\n");
-      byteOffset=0;
-      bitMask=0;
-      break;
-    }
-    case Dali::Pixel::RGB16F:
-    case Dali::Pixel::RGB32F:
-    {
-      DALI_LOG_ERROR("Pixel format not compatible.\n");
-      byteOffset=0;
-      bitMask=0;
-      break;
-    }
-  }
-}
+} // Anonymous namespace
 
-Uint16Pair ParseRange( unsigned int& index, unsigned int width, unsigned char*& pixel, unsigned int pixelStride, int testByte, int testBits, int testValue )
+NPatchLoader::NPatchLoader()
+: mCurrentNPatchDataId(0)
 {
-  unsigned int start = 0xFFFF;
-  for( ; index < width; ++index, pixel += pixelStride )
-  {
-    if( ( pixel[ testByte ] & testBits ) == testValue )
-    {
-        start = index;
-        ++index;
-        pixel += pixelStride;
-        break;
-    }
-  }
-
-  unsigned int end = width;
-  for( ; index < width; ++index, pixel += pixelStride )
-  {
-    if( ( pixel[ testByte ] & testBits ) != testValue )
-    {
-        end = index;
-        ++index;
-        pixel += pixelStride;
-        break;
-    }
-  }
-
-  return Uint16Pair( start, end );
 }
 
-void ParseBorders( Devel::PixelBuffer& pixelBuffer, NPatchLoader::Data* data  )
-{
-  data->stretchPixelsX.Clear();
-  data->stretchPixelsY.Clear();
-
-  Pixel::Format pixelFormat = pixelBuffer.GetPixelFormat();
-
-  int alphaByte = 0;
-  int alphaBits = 0;
-  Pixel::GetAlphaOffsetAndMask( pixelFormat, alphaByte, alphaBits );
-
-  int testByte = alphaByte;
-  int testBits = alphaBits;
-  int testValue = alphaBits; // Opaque == stretch
-  if( !alphaBits )
-  {
-    GetRedOffsetAndMask( pixelFormat, testByte, testBits );
-    testValue = 0;           // Black == stretch
-  }
-
-  unsigned int bytesPerPixel = Pixel::GetBytesPerPixel( pixelFormat );
-  unsigned int width = pixelBuffer.GetWidth();
-  unsigned int height = pixelBuffer.GetHeight();
-  unsigned char* srcPixels = pixelBuffer.GetBuffer();
-  unsigned int srcStride = width * bytesPerPixel;
-
-  // TOP
-  unsigned char* top = srcPixels + bytesPerPixel;
-  unsigned int index = 0;
-
-  for( ; index < width - 2; )
-  {
-    Uint16Pair range = ParseRange( index, width - 2, top, bytesPerPixel, testByte, testBits, testValue );
-    if( range.GetX() != 0xFFFF )
-    {
-      data->stretchPixelsX.PushBack( range );
-    }
-  }
-
-  // LEFT
-  unsigned char* left  = srcPixels + srcStride;
-  index = 0;
-  for( ; index < height - 2; )
-  {
-    Uint16Pair range = ParseRange( index, height - 2, left, srcStride, testByte, testBits, testValue );
-    if( range.GetX() != 0xFFFF )
-    {
-      data->stretchPixelsY.PushBack( range );
-    }
-  }
-
-  // If there are no stretch pixels then make the entire image stretchable
-  if( data->stretchPixelsX.Size() == 0 )
-  {
-    data->stretchPixelsX.PushBack( Uint16Pair( 0, width - 2 ) );
-  }
-  if( data->stretchPixelsY.Size() == 0 )
-  {
-    data->stretchPixelsY.PushBack( Uint16Pair( 0, height - 2 ) );
-  }
-}
-
-} // namespace NPatchBuffer
-
-NPatchLoader::NPatchLoader()
+NPatchLoader::~NPatchLoader()
 {
 }
 
-NPatchLoader::~NPatchLoader()
+NPatchData::NPatchDataId NPatchLoader::GenerateUniqueNPatchDataId()
 {
+  return mCurrentNPatchDataId++;
 }
 
-std::size_t NPatchLoader::Load( const std::string& url, const Rect< int >& border, bool& preMultiplyOnLoad )
+std::size_t NPatchLoader::Load(TextureManager& textureManager, TextureUploadObserver* textureObserver, const std::string& url, const Rect<int>& border, bool& preMultiplyOnLoad, bool synchronousLoading)
 {
-  std::size_t hash = CalculateHash( url );
-  OwnerContainer< Data* >::SizeType index = UNINITIALIZED_ID;
-  const OwnerContainer< Data* >::SizeType count = mCache.Count();
-  int cachedIndex = -1;
+  std::size_t                                 hash  = CalculateHash(url);
+  OwnerContainer<NPatchData*>::SizeType       index = UNINITIALIZED_ID;
+  const OwnerContainer<NPatchData*>::SizeType count = mCache.Count();
 
-  for( ; index < count; ++index )
+  for(; index < count; ++index)
   {
-    if( mCache[ index ]->hash == hash )
+    if(mCache[index]->GetHash() == hash)
     {
       // hash match, check url as well in case of hash collision
-      if( mCache[ index ]->url == url )
+      if(mCache[index]->GetUrl() == url)
       {
         // Use cached data
-        if( mCache[ index ]->border == border )
+        if(mCache[index]->GetBorder() == border)
         {
-          return index+1u; // valid indices are from 1 onwards
+          if(mCache[index]->GetLoadingState() == NPatchData::LoadingState::LOADING)
+          {
+            mCache[index]->AddObserver(textureObserver);
+          }
+          return mCache[index]->GetId(); // valid indices are from 1 onwards
         }
         else
         {
-          cachedIndex = index;
-        }
-      }
-    }
-  }
+          if(mCache[index]->GetLoadingState() == NPatchData::LoadingState::LOAD_COMPLETE)
+          {
+            // Same url but border is different - use the existing texture
+            NPatchData* newData = new NPatchData();
+            newData->SetId(GenerateUniqueNPatchDataId());
+            newData->SetHash(hash);
+            newData->SetUrl(url);
+            newData->SetCroppedWidth(mCache[index]->GetCroppedWidth());
+            newData->SetCroppedHeight(mCache[index]->GetCroppedHeight());
 
-  if( cachedIndex != -1 )
-  {
-    // Same url but border is different - use the existing texture
-    Data* data = new Data();
-    data->hash = hash;
-    data->url = url;
-    data->croppedWidth = mCache[ cachedIndex ]->croppedWidth;
-    data->croppedHeight = mCache[ cachedIndex ]->croppedHeight;
+            newData->SetTextures(mCache[index]->GetTextures());
 
-    data->textureSet = mCache[ cachedIndex ]->textureSet;
+            NPatchUtility::StretchRanges stretchRangesX;
+            stretchRangesX.PushBack(Uint16Pair(border.left, ((newData->GetCroppedWidth() >= static_cast<unsigned int>(border.right)) ? newData->GetCroppedHeight() - border.right : 0)));
 
-    StretchRanges stretchRangesX;
-    stretchRangesX.PushBack( Uint16Pair( border.left, ( (data->croppedWidth >= static_cast< unsigned int >( border.right )) ? data->croppedWidth - border.right : 0 ) ) );
+            NPatchUtility::StretchRanges stretchRangesY;
+            stretchRangesY.PushBack(Uint16Pair(border.top, ((newData->GetCroppedWidth() >= static_cast<unsigned int>(border.bottom)) ? newData->GetCroppedHeight() - border.bottom : 0)));
 
-    StretchRanges stretchRangesY;
-    stretchRangesY.PushBack( Uint16Pair( border.top, ( (data->croppedHeight >= static_cast< unsigned int >( border.bottom )) ? data->croppedHeight - border.bottom : 0 ) ) );
+            newData->SetStretchPixelsX(stretchRangesX);
+            newData->SetStretchPixelsY(stretchRangesY);
+            newData->SetBorder(border);
 
-    data->stretchPixelsX = stretchRangesX;
-    data->stretchPixelsY = stretchRangesY;
-    data->border = border;
+            newData->SetPreMultiplyOnLoad(mCache[index]->IsPreMultiplied());
 
-    mCache.PushBack( data );
-
-    return mCache.Count(); // valid ids start from 1u
-  }
-
-  // got to the end so no match, decode N patch and append new item to cache
-  Devel::PixelBuffer pixelBuffer = Dali::LoadImageFromFile( url, ImageDimensions(), FittingMode::DEFAULT, SamplingMode::BOX_THEN_LINEAR, true );
-  if( pixelBuffer )
-  {
-    Data* data = new Data();
-    data->hash = hash;
-    data->url = url;
-
-    if( border == Rect< int >( 0, 0, 0, 0 ) )
-    {
-      NPatchBuffer::ParseBorders( pixelBuffer, data );
+            newData->SetLoadingState(NPatchData::LoadingState::LOAD_COMPLETE);
+            newData->AddObserver(textureObserver);
 
-      data->border = Rect< int >( 0, 0, 0, 0 );
+            mCache.PushBack(newData);
 
-      // Crop the image
-      pixelBuffer.Crop( 1, 1, pixelBuffer.GetWidth() - 2, pixelBuffer.GetHeight() - 2 );
-    }
-    else
-    {
-      data->stretchPixelsX.PushBack( Uint16Pair( border.left, ( (pixelBuffer.GetWidth() >= static_cast< unsigned int >( border.right )) ? pixelBuffer.GetWidth() - border.right : 0 ) ) );
-      data->stretchPixelsY.PushBack( Uint16Pair( border.top, ( (pixelBuffer.GetHeight() >= static_cast< unsigned int >( border.bottom )) ? pixelBuffer.GetHeight() - border.bottom : 0 ) ) );
-      data->border = border;
+            return newData->GetId(); // valid ids start from 1u
+          }
+        }
+      }
     }
+  }
 
-    data->croppedWidth = pixelBuffer.GetWidth();
-    data->croppedHeight = pixelBuffer.GetHeight();
+  // If this is new image loading, make new cache data
+  NPatchData* data;
+  data = new NPatchData();
+  data->SetId(GenerateUniqueNPatchDataId());
+  data->SetHash(hash);
+  data->SetUrl(url);
+  data->SetBorder(border);
+  data->SetPreMultiplyOnLoad(preMultiplyOnLoad);
+  data->AddObserver(textureObserver);
+  mCache.PushBack(data);
 
-    if( preMultiplyOnLoad && Pixel::HasAlpha( pixelBuffer.GetPixelFormat() ) )
-    {
-      pixelBuffer.MultiplyColorByAlpha();
-    }
-    else
-    {
-      preMultiplyOnLoad = false;
-    }
+  auto preMultiplyOnLoading = preMultiplyOnLoad ? TextureManager::MultiplyOnLoad::MULTIPLY_ON_LOAD
+                                                : TextureManager::MultiplyOnLoad::LOAD_WITHOUT_MULTIPLY;
 
-    PixelData pixels = Devel::PixelBuffer::Convert( pixelBuffer ); // takes ownership of buffer
+  Devel::PixelBuffer pixelBuffer = textureManager.LoadPixelBuffer(url, Dali::ImageDimensions(), FittingMode::DEFAULT, SamplingMode::BOX_THEN_LINEAR, synchronousLoading, data, true, preMultiplyOnLoading);
 
-    Texture texture = Texture::New( TextureType::TEXTURE_2D, pixels.GetPixelFormat(), pixels.GetWidth(), pixels.GetHeight() );
-    texture.Upload( pixels );
+  if(pixelBuffer)
+  {
+    preMultiplyOnLoad = (preMultiplyOnLoading == TextureManager::MultiplyOnLoad::MULTIPLY_ON_LOAD) ? true : false;
+    data->SetLoadedNPatchData(pixelBuffer, preMultiplyOnLoad);
+  }
 
-    data->textureSet = TextureSet::New();
-    data->textureSet.SetTexture( 0u, texture );
+  return data->GetId();
+}
 
-    mCache.PushBack( data );
+int32_t NPatchLoader::GetCacheIndexFromId(const NPatchData::NPatchDataId id)
+{
+  const unsigned int size = mCache.Count();
 
-    return mCache.Count(); // valid ids start from 1u
+  for(unsigned int i = 0; i < size; ++i)
+  {
+    if(mCache[i]->GetId() == id)
+    {
+      return i;
+    }
   }
 
-  return 0u;
+  return INVALID_CACHE_INDEX;
 }
 
-bool NPatchLoader::GetNPatchData( std::size_t id, const Data*& data )
+bool NPatchLoader::GetNPatchData(const NPatchData::NPatchDataId id, const NPatchData*& data)
 {
-  if( ( id > UNINITIALIZED_ID )&&( id <= mCache.Count() ) )
+  int32_t cacheIndex = GetCacheIndexFromId(id);
+  if(cacheIndex != INVALID_CACHE_INDEX)
   {
-    data = mCache[ id - 1u ]; // id's start from 1u
+    data = mCache[cacheIndex];
     return true;
   }
-  data = NULL;
+  data = nullptr;
   return false;
 }
 
+void NPatchLoader::Remove(std::size_t id, TextureUploadObserver* textureObserver)
+{
+  int32_t cacheIndex = GetCacheIndexFromId(id);
+  if(cacheIndex == INVALID_CACHE_INDEX)
+  {
+    return;
+  }
+
+  NPatchData* data;
+  data = mCache[cacheIndex];
+
+  data->RemoveObserver(textureObserver);
+
+  if(data->GetObserverCount() == 0)
+  {
+    mCache.Erase(mCache.Begin() + cacheIndex);
+  }
+}
+
 } // namespace Internal
 
 } // namespace Toolkit