X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Frendering%2Fatlas%2Fatlas-glyph-manager-impl.cpp;h=bc2a146c56bacd790da473ff81310a93129048d2;hb=b7fa1ad780f9948dd2738dfaa630f97e5f5a7a81;hp=cb90d039c7d30c7a74e11cdb6359c4fab45bda7d;hpb=b79345b4ba7ac5e959d6ee913555e3436ca005f2;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git diff --git a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp index cb90d03..bc2a146 100644 --- a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp +++ b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager-impl.cpp @@ -1,5 +1,5 @@ - /* - * Copyright (c) 2015 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. @@ -18,186 +18,215 @@ #include // EXTERNAL INCLUDES -#include -#include - -#define MAKE_SHADER(A)#A +#include namespace { -const char* VERTEX_SHADER = MAKE_SHADER( -attribute mediump vec2 aPosition; -attribute mediump vec2 aTexCoord; -uniform mediump mat4 uMvpMatrix; -uniform mediump vec3 uSize; -varying mediump vec2 vTexCoord; - -void main() -{ - mediump vec4 position = vec4( aPosition, 0.0, 1.0 ); - position.xyz *= uSize; - gl_Position = uMvpMatrix * position; - vTexCoord = aTexCoord; -} -); - -const char* FRAGMENT_SHADER = MAKE_SHADER( -uniform sampler2D sTexture; -varying mediump vec2 vTexCoord; - -void main() -{ - gl_FragColor = texture2D( sTexture, vTexCoord ); -} -); - -const char* VERTEX_SHADER_SHADOW = MAKE_SHADER( -attribute mediump vec2 aPosition; -attribute mediump vec2 aTexCoord; -uniform mediump vec3 uSize; -varying mediump vec2 vTexCoord; +#if defined(DEBUG_ENABLED) +Debug::Filter* gLogFilter = Debug::Filter::New(Debug::Concise, true, "LOG_TEXT_RENDERING"); +#endif -void main() -{ - mediump vec4 position = vec4( aPosition, 0.0, 1.0 ); - position.xyz *= uSize; - gl_Position = position; - vTexCoord = aTexCoord; -} -); - -const char* FRAGMENT_SHADER_SHADOW = MAKE_SHADER( -uniform sampler2D sTexture; -uniform lowp vec4 uColor; -varying mediump vec2 vTexCoord; - -void main() -{ - mediump vec4 color = texture2D( sTexture, vTexCoord ); - gl_FragColor = vec4(uColor.rgb, uColor.a*color.r); -} -); -} +} // unnamed namespace namespace Dali { - namespace Toolkit { - namespace Internal { - AtlasGlyphManager::AtlasGlyphManager() { mAtlasManager = Dali::Toolkit::AtlasManager::New(); - mEffectBufferShader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER ); - mShadowShader = Shader::New( VERTEX_SHADER_SHADOW, FRAGMENT_SHADER_SHADOW, Dali::Shader::HINT_MODIFIES_GEOMETRY ); -} - -AtlasGlyphManager::~AtlasGlyphManager() -{ + mSampler = Sampler::New(); + mSampler.SetFilterMode(FilterMode::LINEAR, FilterMode::LINEAR); } -AtlasGlyphManagerPtr AtlasGlyphManager::New() +void AtlasGlyphManager::Add(const Text::GlyphInfo& glyph, + const Toolkit::AtlasGlyphManager::GlyphStyle& style, + const PixelData& bitmap, + Dali::Toolkit::AtlasManager::AtlasSlot& slot) { - AtlasGlyphManagerPtr internal = new AtlasGlyphManager(); - return internal; -} + DALI_LOG_INFO(gLogFilter, Debug::General, "Added glyph, font: %d index: %d\n", glyph.fontId, glyph.index); -void AtlasGlyphManager::Add( const Text::GlyphInfo& glyph, - const BufferImage& bitmap, - Dali::Toolkit::AtlasManager::AtlasSlot& slot ) -{ - GlyphRecord record; - record.mFontId = glyph.fontId; - record.mIndex = glyph.index; + // If glyph added to an existing or new atlas then a new glyph record is required. + // Check if an existing atlas will fit the image, create a new one if required. + if(mAtlasManager.Add(bitmap, slot)) + { + // A new atlas was created so set the texture set details for the atlas + Dali::Texture atlas = mAtlasManager.GetAtlasContainer(slot.mAtlasId); + TextureSet textureSet = TextureSet::New(); + textureSet.SetTexture(0u, atlas); + textureSet.SetSampler(0u, mSampler); + mAtlasManager.SetTextures(slot.mAtlasId, textureSet); + } - mAtlasManager.Add( bitmap, slot ); - record.mImageId = slot.mImageId; - mGlyphRecords.PushBack( record ); -} + GlyphRecordEntry record; + record.mIndex = glyph.index; + record.mImageId = slot.mImageId; + record.mCount = 1; + record.mOutlineWidth = style.outline; + record.isItalic = style.isItalic; + record.isBold = style.isBold; + + // Have glyph records been created for this fontId ? + bool foundGlyph = false; + for(std::vector::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt) + { + if(fontGlyphRecordIt->mFontId == glyph.fontId) + { + fontGlyphRecordIt->mGlyphRecords.PushBack(record); + foundGlyph = true; + break; + } + } -void AtlasGlyphManager::GenerateMeshData( uint32_t imageId, - const Vector2& position, - Toolkit::AtlasManager::Mesh2D& mesh ) -{ - mAtlasManager.GenerateMeshData( imageId, position, mesh ); + if(!foundGlyph) + { + // We need to add a new font entry + FontGlyphRecord fontGlyphRecord; + fontGlyphRecord.mFontId = glyph.fontId; + fontGlyphRecord.mGlyphRecords.PushBack(record); + mFontGlyphRecords.push_back(fontGlyphRecord); + } } -void AtlasGlyphManager::StitchMesh( Toolkit::AtlasManager::Mesh2D& first, - const Toolkit::AtlasManager::Mesh2D& second ) +void AtlasGlyphManager::GenerateMeshData(uint32_t imageId, + const Vector2& position, + Toolkit::AtlasManager::Mesh2D& mesh) { - mAtlasManager.StitchMesh( first, second ); + // Generate mesh data and tell Atlas Manager not to handle reference counting ( we'll do it ) + mAtlasManager.GenerateMeshData(imageId, position, mesh, false); } -void AtlasGlyphManager::Cached( Text::FontId fontId, - uint32_t index, - Dali::Toolkit::AtlasManager::AtlasSlot& slot ) +bool AtlasGlyphManager::IsCached(Text::FontId fontId, + Text::GlyphIndex index, + const Toolkit::AtlasGlyphManager::GlyphStyle& style, + Dali::Toolkit::AtlasManager::AtlasSlot& slot) { - for ( uint32_t i = 0; i < mGlyphRecords.Size(); ++i ) + for(std::vector::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt) { - if ( fontId == mGlyphRecords[ i ].mFontId && index == mGlyphRecords[ i ].mIndex ) + if(fontGlyphRecordIt->mFontId == fontId) { - slot.mImageId = mGlyphRecords[ i ].mImageId; - slot.mAtlasId = mAtlasManager.GetAtlas( slot.mImageId ); - return; + for(Vector::Iterator glyphRecordIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordIt) + { + if((glyphRecordIt->mIndex == index) && + (glyphRecordIt->mOutlineWidth == style.outline) && + (glyphRecordIt->isItalic == style.isItalic) && + (glyphRecordIt->isBold == style.isBold)) + { + slot.mImageId = glyphRecordIt->mImageId; + slot.mAtlasId = mAtlasManager.GetAtlas(slot.mImageId); + return true; + } + } } } slot.mImageId = 0; + return false; } -Vector2 AtlasGlyphManager::GetAtlasSize( uint32_t atlasId ) +Vector2 AtlasGlyphManager::GetAtlasSize(uint32_t atlasId) { - Toolkit::AtlasManager::AtlasSize size = mAtlasManager.GetAtlasSize( atlasId ); - return Vector2( static_cast< float >( size.mWidth ), static_cast< float >( size.mHeight ) ); + Toolkit::AtlasManager::AtlasSize size = mAtlasManager.GetAtlasSize(atlasId); + return Vector2(static_cast(size.mWidth), static_cast(size.mHeight)); } -void AtlasGlyphManager::SetNewAtlasSize( uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight ) +void AtlasGlyphManager::SetNewAtlasSize(uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight) { Toolkit::AtlasManager::AtlasSize size; - size.mWidth = width; - size.mHeight = height; - size.mBlockWidth = blockWidth; + size.mWidth = width; + size.mHeight = height; + size.mBlockWidth = blockWidth; size.mBlockHeight = blockHeight; - mAtlasManager.SetNewAtlasSize( size ); + mAtlasManager.SetNewAtlasSize(size); } -void AtlasGlyphManager::Remove( uint32_t imageId ) +Pixel::Format AtlasGlyphManager::GetPixelFormat(uint32_t atlasId) { - if ( mAtlasManager.Remove( imageId ) ) + return mAtlasManager.GetPixelFormat(atlasId); +} + +const Toolkit::AtlasGlyphManager::Metrics& AtlasGlyphManager::GetMetrics() +{ + std::ostringstream verboseMetrics; + + mMetrics.mGlyphCount = 0u; + for(std::vector::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt) { - for ( uint32_t i = 0; i < mGlyphRecords.Size(); ++i ) + mMetrics.mGlyphCount += fontGlyphRecordIt->mGlyphRecords.Size(); + + verboseMetrics << "[FontId " << fontGlyphRecordIt->mFontId << " Glyph "; + for(Vector::Iterator glyphRecordEntryIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordEntryIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordEntryIt) { - if ( mGlyphRecords[ i ].mImageId == imageId ) - { - mGlyphRecords.Remove( mGlyphRecords.Begin() + i ); - return; - } + verboseMetrics << glyphRecordEntryIt->mIndex << "(" << glyphRecordEntryIt->mCount << ") "; } + verboseMetrics << "] "; } -} + mMetrics.mVerboseGlyphCounts = verboseMetrics.str(); -Pixel::Format AtlasGlyphManager::GetPixelFormat( uint32_t atlasId ) -{ - return mAtlasManager.GetPixelFormat( atlasId ); + mAtlasManager.GetMetrics(mMetrics.mAtlasMetrics); + + return mMetrics; } -Material AtlasGlyphManager::GetMaterial( uint32_t atlasId ) const +void AtlasGlyphManager::AdjustReferenceCount(Text::FontId fontId, Text::GlyphIndex index, const Toolkit::AtlasGlyphManager::GlyphStyle& style, int32_t delta) { - return mAtlasManager.GetMaterial( atlasId ); + if(0 != delta) + { + DALI_LOG_INFO(gLogFilter, Debug::General, "AdjustReferenceCount %d, font: %d index: %d\n", delta, fontId, index); + + for(std::vector::iterator fontGlyphRecordIt = mFontGlyphRecords.begin(); + fontGlyphRecordIt != mFontGlyphRecords.end(); + ++fontGlyphRecordIt) + { + if(fontGlyphRecordIt->mFontId == fontId) + { + for(Vector::Iterator glyphRecordIt = fontGlyphRecordIt->mGlyphRecords.Begin(); + glyphRecordIt != fontGlyphRecordIt->mGlyphRecords.End(); + ++glyphRecordIt) + { + if((glyphRecordIt->mIndex == index) && + (glyphRecordIt->mOutlineWidth == style.outline) && + (glyphRecordIt->isItalic == style.isItalic) && + (glyphRecordIt->isBold == style.isBold)) + { + glyphRecordIt->mCount += delta; + DALI_ASSERT_DEBUG(glyphRecordIt->mCount >= 0 && "Glyph ref-count should not be negative"); + + if(!glyphRecordIt->mCount) + { + mAtlasManager.Remove(glyphRecordIt->mImageId); + fontGlyphRecordIt->mGlyphRecords.Remove(glyphRecordIt); + } + return; + } + } + } + } + + // Should not arrive here + DALI_ASSERT_DEBUG(false && "Failed to adjust ref-count"); + } } -Sampler AtlasGlyphManager::GetSampler( uint32_t atlasId ) const +TextureSet AtlasGlyphManager::GetTextures(uint32_t atlasId) const { - return mAtlasManager.GetSampler( atlasId ); + return mAtlasManager.GetTextures(atlasId); } -const Toolkit::AtlasGlyphManager::Metrics& AtlasGlyphManager::GetMetrics() +AtlasGlyphManager::~AtlasGlyphManager() { - mMetrics.mGlyphCount = mGlyphRecords.Size(); - mAtlasManager.GetMetrics( mMetrics.mAtlasMetrics ); - return mMetrics; + // mAtlasManager handle is automatically released here } } // namespace Internal